Past Seminars

Seminars 2024


November 19 at 14:00

Group meeting, Room C213 + Tencent

Speaker: Yimin Huang

Topic: Improving the calculations of the emission angles in current reflection models

Speaker: Aqsa Farhat

Topic: Causes of energy density inhomogeneity with f(G) formalism


November 12 at 14:00

Group meeting, Room C213 + Zoom

Speaker: Ningyue Fan

Topic: Machine learning techniques for X-ray spectral fitting

Speaker: Debtroy Das

Topic: A Bayesian Framework for Spin Measurement from Thermal and Reflection spectra of Black Hole X-ray Binary 4U 1630-47 using NuSTAR and NICER observations


October 29 at 14:00

Group meeting, Room C213 + Zoom

Speaker: Jiale Gu

Topic: BKL singularity

Speaker: Shuaitongze Zhao

Topic: A NICER view of GRS 1915+105


October 22 at 14:00

Group meeting, Room C213 + Zoom

Speaker: Swarnim Shashank

Topic: X-ray reflection from slim accretion disks

Speaker: Temurbek Mirzaev

Topic: Impact of returning radiation on X-ray reflection spectra: the ZIJI model


October 15 at 18:30

Group meeting, Room C213 + Zoom

Speaker: Hassam Umer

Topic: PyCBC search for gravitational waves by using matched filtering techniques


October 11 at 16:00

CAA Seminar, Room S140

Speaker: Ashutosh Tripathi (XAO/CAS)

Title: Multi-wavelength Quasi-periodic Oscillations in Supermassive Black Holes


October 8 at 14:00

Group meeting, Room C213 + Zoom

Speaker: Abdurakhmon Nosirov

Topic: 1) Gravitational analogue of radiation reaction force in STVG; 2) Cosmological perturbations in Teleparallel analogue of Horndeski gravity

Speaker: Zhe Zhao

Topic: Two Exact Goedel-Type Solutions in Nonlocal Gravity


September 24 at 14:00

Group meeting, Room C213 + Zoom

Topic: Introduction of the group members and plan for the semester


June 18 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Yerong Xu (Palermo)

Topic: Ultra-fast outflows around highly accreting supermassive black holes


May 28 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Bei You (Wuhan)

Topic: Spectral studies of BHXRBs


May 21 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Ningyue Fan

Topic: The 2018 outburst of MAXI J1820+070 as seen by Insight-HXMT


April 30 at 14:00

Group meeting, Room C211 + Zoom

Round table: summary of ongoing research projects


April 23 at 14:00

Department Colloquium, Room C108

Speaker: Taotao Fang (Xiamen)

Title: Probing the Circumgalactic Medium of the Milky Way


April 2 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Shuaitongze Zhao

Topic: GRS1915+105 with NICER data

Speaker: Debtroy Das

Topic: Testing the Kerr black hole hypothesis with LIGO-Virgo data


March 26 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Cosimo Bambi

Topic: Constructing a reflection model with a variational autoencoder


March 19 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Yimin Huang

Topic: Reflection spectra from a material with non-constant vertical density profile

Speaker: Yuhao Guo

Topic: QNMs of slowly-rotating Johannsen black holes


March 5 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Olzhas Mukazhanov

Topic: KRZ metric


February 27 at 14:00

Group meeting, Room C211 + Zoom

Topic: Plans for the new semester




Seminars 2023


December 26 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Cosimo Bambi

Topic: Reflection spectra with returning radiation and next projects


December 19 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Gitika Mall

Topic: Reflection spectra of sources with tilted accretion disks

Speaker: Zuobin Zhang

Topic: MAXI J1803


November 28 at 14:00

Group meeting, Room C211 + Zoom

Round table: ChatGPT


November 14 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Rui Zhan

Topic: The outburst of MAXI J1820 as seen by Insight-HXMT

Speaker: Honghui Liu

Topic: Spectro-polarimetric analysis of Cyg X-2


November 7 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Jiale Gu

Topic: Testing the Ricci-flat hypothesis with X-ray reflection spectroscopy

Speaker: Shuaitongze Zhao

Topic: A study on the capability of agnostic X-ray tests of the Kerr hypothesis to discover new physics


October 24 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Wenda Zhang (NAOC/CAS)

Topic: The MONK code


October 17 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Temurbek Mirzaev

Topic: Reflection spectra with returning radiation

Speaker: Honghui Liu

Topic: X-ray spectroscopy of MAXI J1820


October 10 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Olzhas Mukazhanov

Topic: Black holes and super-radiance 


September 19 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Gitika Mall

Topic: The spin of the Galactic black hole in XTE 1859+226

Speaker: Zuobin Zhang

Topic: X-ray and radio variability of 4U 1630


September 12 at 14:00

Group meeting, Room S140 + Zoom

Speaker: Indu Dihingia (TDLI/SJTU)

Topic: Exploring Accretion Properties Around Black Holes with GRMHD


September 5 at 14:00

Group meeting, Room S140 + Zoom

Speaker: Breno Loureiro Giacchini (SUSTech)

Topic: Regular black holes from higher-derivative effective delta sources


August 1 at 13:30

Seminar, Room C213 + Zoom

Speaker: Yuexin Zhang (Groningen)

Title: The accretion-ejection coupling in Galactic accreting black holes 


May 30 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Shafqat Riaz

Topic: Modeling bias in supermassive black hole spin measurements


May 23 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Rittick Roy

Topic: Simulation of the defense


May 16 at 14:00

Department Colloquium, C108

Speaker: Luca Visinelli (TDLI/SJTU)

Title: Dark radiation in the Universe


May 9 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Jiahao Tao 

Topic: Simulation of the defense


April 25 at 19:00

Group meeting, Room C211 + Tencent

Speaker: Honghui Liu

Topic: The accuracy of the relxill/relxill_nk models for future X-ray missions

Speaker: Shafqat Riaz

Topic: Impact of the returning radiation on GR tests with X-ray reflection spectroscopy


April 11 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Swarnim Shashank

Title: GRMHD for X-ray astrophysics


March 28 at 19:00

Group meeting, Room C211 + Tencent

Speaker: Zuobin Zhang

Topic: Colorful coronae - new results on probing the coronae of black holes


March 21 at 14:00

Department Colloquium, C108

Speaker: Andrea Santangelo (Tübingen)

Title: Not only astrophysics: Fundamental physics studies with high energy missions


March 14 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Debtroy Das

Title: Higher-Multipoles GW Signal


March 7 at 19:00

Group meeting, Room C211 + Tencent

Speaker: Honghui Liu

Title: X-ray reflection spectroscopy on black hole X-ray binaries


February 28 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Shafqat Riaz

Topic: Systematic effects in reflection measurements of black holes


February 28 at 14:00

Department Colloquium, C108

Speaker: Wenbiao Han (SHAO/CAS)

Title: Space gravitational wave detection program and low-frequency gravitational wave astronomy




Seminars 2022


December 20 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Songcheng Li

Topic: Impact of the reflection Comptonization in the analysis of Galactic black hole spectra

Speaker: Shuaitongze Zhao

Topic: Testing the capability of agnostic tests of the Kerr hypothesis to find new physics


December 13 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Honghui Liu

Topic: Analysis of Galactic black hole spectra with a high-density reflection model

Speaker: Kexin Huang

Topic: Re-analysis of NuSTAR spectra of Galactic black holes including the returning radiation in the reflection spectrum


December 6 at 14:00

Department Colloquium, Room C108 + Tencent

Speaker: Maurizio Falanga (ISSI, Switzerland)

Title: Origin, life, and pulsar evolution to millisecond


November 22 at 19:15

Group meeting, Room C211 + Zoom

Speaker: Jianfeng Wu (Xiamen)

Topic: Black Hole Binary Census in the Milky Way Galaxy


November 15 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Debtroy Das

Topic: GW data analysis


November 1 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Wenbiao Han (SHAO/CAS)

Title: Testing GR with milli-Hertz gravitational waves


October 25 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Olzhas Mukazhanov

Topic: Implementation of a numerical black hole solution in relxill_nk

Speaker: Zuobin Zhang 

Topic: Reverberation lag in NCG7314


October 18 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Gitika Mall

Topic: Cygnus X-1 with simultaneous AstroSat and Insight-HXMT observations

Speaker: Qunfeng Jiang

Topic: H 1743-322 and its possible tilted disk


October 11 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Jian-dong Zhang (SYSU Zhuhai)

Title: Testing the Kerr Hypothesis with TianQin


September 27 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Biao Zhou 

Topic: Simulation of the thesis defense


September 20 at 19:00

Group meeting, Room C211 + Zoom

Speaker: Honghui Liu

Topic: Cygnus X-1

Speaker: Swarnim Shashank

Topic: reflection spectra from GRMHD simulated disks


September 13 at 19:00

Group meeting, Room C211 + Zoom

Topic: Introduction of the group members and plans for the semester


May 31 at 20:30

Zoom

Speaker: Long Ji (SYSU Zhuhai)

Title: The evolution of cyclotron resonant scattering features


May 24 at 20:30

Zoom

Speaker: Bohua Li (Guangxi)

Title: Kination: Implications for Big Bang Nucleosynthesis and Primordial Gravitational Waves


May 17 at 20:30

Zoom

Speaker: Jiachen Jiang (Cambridge)

Title: A highly accreting low mass black hole hidden in the dust


May 10 at 20:30

Zoom

Speaker: Jiale Gu, Kexin Huang, Qichun Liu, Zichao Wang, Zhibo Yu, Yao Zhang, Shuaitongze Zhao

Topic: Presentations of the graduation theses


April 26 at 20:30

Group meeting, Zoom

Speaker: Alejandro Cardenas-Avendano (Princeton)

Title: Testing strong-field gravity with black hole images


April 19 at 20:30

Group meeting, Zoom

Speaker: Menglei Zhou (Tübingen)

Title: The spectro-timing analysis of Cygnus X-1 with Insight-HXMT


April 12 at 20:30

Group meeting, Zoom

Speaker: Zheng Cao (SRON)

Title: Studying spectral transitions of stellar-mass black holes in the jet perspective using multi-wavelength data


March 29 at 20:30

Group meeting, Zoom

Speaker: Sebastian Voelkel (SISSA)

Title: Probing black holes with gravitational waves and shadows


March 22 at 20:30

Group meeting, Zoom

Speaker: Zhibo Yu

Topic: Research project

Speaker: Swarnim Shashank

Topic: Research project


March 15 at 20:30

Group meeting, Zoom

Speaker: Songcheng Li

Topic: Research project

Speaker: Rittick Roy

Topic: Research project


March 8 at 20:30

Group meeting, Zoom

Speaker: Gitika Mall

Topic: Research project 

Speaker: Zuobin Zhang

Topic: Research project


March 1 at 20:30

Group meeting, Zoom

Speaker: Honghui Liu

Topic: Summary of running projects with Insight-HXMT data




Seminars 2021


December 28 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Haiyang Wang

Topic: Role of thermodynamics in circumbinary disks


December 21 at 21:00

Group meeting, Zoom

Speaker: Jingyi Wang (MIT)

Topic: NICER reverberation lags in black hole low-mass X-ray binaries


December 14 at 12:00

Group meeting, Zoom

Speaker: Yueying Ni (Carnegie Mellon)

Topic: Cosmological simulations with super-resolution


November 30 at 14:00

Group meeting, Zoom

Speaker: Fangzheng Shi (Nanjing)

Topic: Tracing energetic hot wind in low-luminosity AGN


November 23 at 14:00

Group meeting, Room C211 + Zoom

Topic: Discussion of the ongoing projects


November 16 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Chichuan Jin (NAOC/CAS)

Topic: Super-Eddington NLS1s and recent results on RX J0134.2-4258


November 9 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Wei Wang (Wuhan)

Title: X-ray binaries revealed by Insight-HXMT


November 2 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Weimin Yuan (NAOC/CAS)

Title: The CAS’s Einstein Probe mission


October 26 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Yerong Xu (Palermo)

Title: UFOs


October 19 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Yuexin Zhang (Groningen)

Title: Mapping the Comptonization region of MAXI J1535-571 up to 100 keV through type-C QPOs with Insight-HXMT


October 12 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Hua Feng (Tsinghua)

Title: X-ray Polarimetry with PolarLight


September 28 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Rafael de Souza (SHAO)

Title: From data to discoveries


September 14 at 14:00

Group meeting, Room C211 + Zoom

Topic: Introduction of the group members and plans for the semester


August 27 at 14:00

Astrophysics Seminar, Room C211

Speaker: Qingling Ni (PennState, USA)

Title: Probing the coevolution between black holes and galaxies utilizing X-ray surveys


June 26 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Swarnim Shashank

Topic: Constraining the KRZ deformation parameters with GW data

Speaker: Honghui Liu

Topic: Mrk 335


June 22 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Askar Abdikamalov and Rittick Roy

Topic: reflexstar


June 15 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Zuobin Zhang

Topic: GRS 1716-249

Speaker: Cosimo Bambi

Topic: X-ray interferometry for astrophysical observations


June 8 at 14:00

Department Colloquium, Room C108

Speaker: Fulai Guo (SHAO/CAS)

Title: The Mystery of the Fermi Bubbles in the Milky Way


June 1 at 13:30

Group meeting, Room C211 + Zoom

Topic: Discussion of all the ongoing projects and future plans


May 23 at 13:30

Room C211 + Zoom

Speaker: Bakhtiyor Narzilloev, Shafqat Riaz and Jiachen Zhu

Topic: Simulation of the defenses


May 11 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Jiahao Tao and Yao Zhang

Topic: Swift J174540.2 and Swift J174540.7


April 27 at 14:00

Group meeting, Zoom

Speaker: Jithesh V (IUCAA Pune, India)

Topic: Spectro-timing properties of black hole X-ray binaries


April 23 at 14:00

Astrophysics Seminar, Room C213 + Zoom

Speaker: Jiachen Jiang (Tsinghua)

Title: Traversing the vicinity of black holes using X-rays


April 20 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Honghui Liu

Topic: Proposal for a simultaneous observation AstroSat-HXMT


April 6 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Shafqat Riaz and Swarnim Shashank

Topic: Systematic uncertainties in reflection models


March 30 at 14:00

Group meeting, Room C211 + Jitsi

Speaker: Yosuke Mizuno (SJTU)

Topic: The Shadow of the Supermassive Black Hole in M87


March 23 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Askar Abikamalov

Topic: RELXILL_NK (2nd part)


March 9 at 14:00

Group meeting, Room C211 + Zoom

Speaker: Askar Abikamalov

Topic: RELXILL_NK (1st part)


March 2 at 14:00

Zoom meeting

Roundtable and summary of ongoing research projects




Seminars 2020


December 22 at 14:00

Room C211

Topic: Summary of ongoing research projects


December 15 at 14:00

Room S132

Speakers: Yuhan Fu, Qichun Liu

Topic: Testing the Kerr black hole hypothesis with HXMT data


December 8 at 14:00

Room C211

Speakers: Shafqat Riaz, Haiyang Wang, Zhibo Yu

Topic: Ring-like and disk-like corona models


December 1 at 16:00

Colloquium (online)

Speaker: Matteo Guainazzi (ESA)

Title: The future of X-ray astronomy


November 24 at 14:00

Group meeting, Room C211

Topic: Summary of running projects


November 17 at 14:00

Group meeting, Room C211

Speaker: Honghui Liu

Topic: QPOs in the HXMT data of GRS 1915+105

Speaker: Zuobin Zhang

Topic: Cygnus X-1 observed with NuSTAR and Suzaku


November 6 at 13:30

Friday Theory Seminar, Room S140

Speaker: Defu Bu (SHAO/CAS)

Title: Winds from black hole accretion system


October 27 at 15:30

Group meeting (Room C211)

Topic: Summary of ongoing research projects


January 6 at 14:00

Astrophysics seminar (Room C213, Physics Research Building)

Speaker: Andrzej Niedźwiecki

Topic: GR effects in black hole accretion flows




Seminars 2019


December 31 at 14:00

Department Colloquium (Room C108, Physics Research Building)

Speaker: Andrzej Niedźwiecki

Topic: Space- and ground-based gamma-ray astronomy


December 24 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Cosimo Bambi

Topic: Systematic uncertainties in X-ray reflection spectroscopy measurements


December 17 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Carlos Albertho Benavides Gallego

Topic: Rotating and non-linear magnetic-charged black hole surrounded by quintessence

Speaker: Hrishikesh Chakrabarty

Topic: Scalar perturbations and quasinormal modes of non-linear magnetic charged BH surrounded by quintessence


December 3 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Cosimo Bambi

Topic: Present and future projects


November 29 at 14:00

Friday Theory Seminar (Room C101, Physics Research Building)

Speaker: Luca Visinelli (Amsterdam)

Topic: Testing the rotational nature of the supermassive object M87* from the circularity and size of its first image


November 26 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Shafqat Riaz

Topic: Reflection spectra of thick disks and impact on the estimate of the model parameters in current fits  

Speaker: Askar Abdikamalov

Topic: Shadow in the gamma metric


November 19 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Ashutosh Tripathi

Topic: Testing the Kerr hypothesis using the continuum-fitting method: the case of LMC X-1


November 12 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Sourabh Nampalliwar

Topic: Testing gravity: a comparison between X-ray spectroscopy and gravitational waves


October 29 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Askar Abdikamalov

Topic: RELXILL_NK with a disk of finite thickness


October 22 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Feiyang Liu

Topic: Timing analysis of MAXI J1535


October 15 at 15:30

Group meeting (Room C211, Physics Research Building)

Speaker: Carlos Benavides-Gallego

Topic: Charged particle motion and electromagnetic field in 𝛾 spacetime

Speaker: Hrishikesh Chakrabarty

Topic: A toy model for a baby universe inside a black hole


September 24 at 16:30

Group meeting (Room C211, Physics Research Building)

Speaker: Cosimo Bambi

Topic: Present and future projects


September 24 at 15:30

Gravity Seminar (Room C211, Physics Research Building)

Speaker: Bobomurat Ahmedov (INP Tashkent)

Title: Energetic and Optical Properties of Gravitational Compact Objects


June 22 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Topic: Round table on the ongoing research projects


June 1 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Feiyang Liu

Topic: MAXI J1535


May 25 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Kishalay Choudhury

Topic: Simulation of thesis defense


May 18 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Jinli Yan, Yunfeng Yan, Yuchan Yang, Yu Yao, Yuexin Zhang

Topic: Simulation of thesis defense


May 11 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speakers: Ashutosh Tripathi, Kishalay Choudhury

Topic: Simulation of thesis defense


May 4 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Topic: Round table on the ongoing research projects


April 20 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Feiyang Liu

Topic: MAXI J1535

Speaker: Ashutosh Tripathi

Topic: MCG-6-30-15


April 13 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Honghui Liu

Topic: Cygnus X-1

Speaker: Jiachen Zhu

Topic: RELXILL_NK for new black hole spacetimes


April 6 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Shafqat Riaz

Topic: Reflection spectrum for a thick disk

Speaker: Biao Zhou

Topic: RELXILL_NK for new black hole spacetimes


March 23 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Menglei Zhou

Topic: Testing the Kerr hypothesis from the analysis of the disk’s thermal spectrum


March 16 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Pau Amaro Seoane

Topic: Gravitational waves from EMRIs


March 9 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Round table of current and future research projects




Seminars 2018


December 29 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Round table on current projects in progress


December 22 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Ahmadjon Abdujabbarov and Hrishikesh Chakrabarty

Topic: arXiv:1807.00824


December 15 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Dimitry Ayzenberg

Topic: Observing the Shadow of Stellar-Mass Black Holes with Binary Companions (arxiv:1808.05703)


December 8 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Askar Abdikamalov

Topic: The RELXILL_NK model


December 1 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Kishalay Choudhury

Topic: arXiv:1710.04940


November 24 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Dimitry Ayzenberg

Topic: arXiv:1809.08238


November 17 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Jiachen Zhu

Topic: Study on transport properties of manganese oxide in double layer perovskite structure


November 10 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Honghui Liu

Topic: Cygnus X-1


October 31 at 14:00

Gravity seminar (Room C211, Physics Research Building, Jiangwan)

Speaker: Antonino Marciano

Topic: arXiv:1810.10417


October 27 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Bakhtiyor Narzilloyev

Topic: Electromagnetic fields around compact objects


October 20 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Shafqat Riaz

Topic: Observational Properties of Dark Star Clusters


October 13 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Chunliang Mu

Topic: NGC 1365


September 18 at 14:00

Colloquium (Room C108, Physics Research Building, Jiangwan)

Speaker: Feng Yuan (SHAO)

Title: Numerical simulation of black hole accretion and wind


September 9 at 15:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Topic: Plans for the new semester


June 23 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Shubham Srivastava

Topic: Ark 564

Speaker: Ashutosh Tripathi

Topic: Ton S180


June 16 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speakers: Bare AGN team

Topic: Running project on bare AGN


June 9 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Dimitry Ayzenberg

Topic: Pre-print 1802.06800


June 2 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Hrishikesh Chakrabarty

Topic: Pre-prints 1804.00663

Speaker: Dimitry Ayzenberg

Topic: Pre-print 1803.03781


May 19 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Carlos Albertho Benavides Gallego

Topic: Pre-prints 1804.01876

Speaker: Hrishikesh Chakrabarty

Topic: Pre-prints 1804.02821


May 15 at 14:00

Colloquium (Room C108, Physics Research Building, Jiangwan)

Speaker: Luis Ho (KIAA/Peking University)

Title: Black Holes Big and Small: Impact on Galaxy Evolution


May 12 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Carlos Albertho Benavides Gallego

Topic: Pre-prints 1803.02845


May 5 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Ashutosh Tripathi

Title: Testing the Kerr black hole hypothesis with RELXILL_NK and the supermassive black hole in MCG-6-30-15


April 21 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: All

Topic: Research projects in progress


April 14 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Ahmadjon Abdujabbarov

Title: Quasinormal mode of black holes


April 9 at 14:00

Gravity Seminar (Room C101, Physics Research Building, Jiangwan)

Speaker: Alex Vikman (Institute of Physics, Prague) 

Title: Superconducting Dark Matter


March 31 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Honghui Liu

Topic: Study of NuSTAR data of Cygnus X-1 with RELXILL_NK


March 30 at 9:30

Gravity seminar (Room C101, Physics Research Building, Jiangwan)

Speaker: Nico Yunes (Montana State University)

Title: Theoretical Physics Implications of Gravitational Wave Observations


March 24 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Kishalay Choudhury

Topic: Study of Suzaku data of Mrk 335 with RELXILL_NK


March 17 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Askar Abdikamalov

Title: The relxill_nk model


March 10 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Carlos Albertho Benavides Gallego

Title: Gravitational lensing for a boosted Kerr black hole in the presence of plasma


March 3 at 13:00

Group meeting (Room C211, Physics Research Building, Jiangwan)

Speaker: Hrishikesh Chakrabarty

Title: Weak lensing by a quasi-Kerr object in presence of plasma


January 2 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Cosimo Bambi

Topic: arXiv:1712.05418

Speaker: Dimitry Ayzenberg

Topic: arXiv:1602.09075




Seminars 2017


December 26 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Honghui Liu, Yu Yao, Yuexin Zhang, etc.

Topic: Research project for the research practice class


December 19 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: All

Topic: Research projects in progress


December 12 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Dimitry Ayzenberg

Topic: I-Love-Q relation


December 5 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Jingyi Wang

Title: GX339-4


November 28 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Ashutosh Tripathi

Title: Ark564


November 21 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Dimitry Ayzenberg

Title: Black Hole Electromagnetic Observations As Tests Of General Relativity: Quadratic Gravity


November 14 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Ahmadjon Abdujabbarov

Title: Particles and fields around compact objects


November 7 at 15:15

Group meeting (Room 216, Physics Building, Handan)

Meeting with the visitors (Javier Garcia, Jiachen Jiang, Sourabh Nampalliwar, Jack Steiner)


November 7 at 14:00 (Room 221, Physics Building, Handan)

Department Colloquium

Speaker: Jack Steiner (MIT)

Title: A NICER future for accreting stellar-mass black holes


October 31 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Askar Abdikamalov

Title: Numerical solution of diffusion problem of moisture transfer and GPS-meteorology: calculation of water vapor amount


October 24 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Hrishikesh Chakrabarty

Title: Powerlaw extension of Higgs and Starobinsky inflation


October 16 at 14:00 

Gravity Seminar (Room 216, Physics Building, Handan)

Speaker: Masahide Yamaguchi (TiTech)

Title: Secondary isocurvature perturbations from acoustic reheating


October 10 at 13:30

Group meeting (Room 403, Physics Building, Handan)

Speaker: Carlos Albertho Benavides Gallego

Title: Gravitational lensing In the Strong field limit for Kar's metric


September 5 at 14:00 

Group meeting (Room S414, Physics Research Building)

Topic: Plans for the new semester


June 13 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: All

Topic: Running projects


May 30 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Graduation thesis defense


May 23 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Yueying Ni, Chenyang Qian, Fangzheng Shi, Jingyi Wang

Topic: Simulations of graduation thesis defense


May 16 at 13:15 

Group meeting (Room 403, Physics Building)

Speaker: Zheng Cao, Menglei Zhou

Topic: Simulations of graduation thesis defense


May 9 at 13:15

Astrophysics seminar (Room 2404, Guanghua East Tower)

Speaker: Junfeng Wang (Xiamen)

Topic: A High-Definition X-ray View of Nearby Active Galaxies and Their Central Engines


May 2 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Masoumeh Ghasemi-Nodehi

Topic: Simulation of the PhD defense


April 25 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Kishalay Choudhury

Topic: Testing the performance and accuracy of the RELXILL model for the relativistic X-ray reflection from accretion disks


April 21 at 16:00

Gravity Seminar (Room 216, Physics Building)

Speaker: Thomas Sotiriou (Nottingham)

Title: Strong gravity and fundamental physics: the 4 challenges


April 18 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Jingyi Wang

Topic: GX339-4


April 11 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Ashutosh Tripathi

Topic: Intra-day variability and search for QPOs in some AGN using XMM-Newton data


March 28 at 13:15

Astrophysics seminar (Room 2404, Guanghua East Tower)

Speaker: Zhongxiang Wang (SHAO)

Topic: Studying Galactic High Energy Objects with Fermi


March 21 at 12:50

Astrophysics seminar (Room 2404, Guanghua East Tower)

Speaker: Shiyin Shen (SHAO)

Topic: The statistical probing of the Galactic and Cosmic dust


March 14 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Yu Wang

Topic: Spin measurement of MGC-5-23-16


March 7 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Plans for the new semester




Seminars 2016


December 20 at 13:15 

Group meeting (Room 216, Physics Building)

Speaker: Antonino Marciano

Topic: Overview of current projects


December 13 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Gleniese McKenzie

Topic: GRMHD simulations of accretion disks


December 6 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Fangzheng Shi

Topic: arXiv:1506.00007


November 29 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Yueying Ni

Topic: Testing the Kerr metric with the iron line method and the KRZ metric


November 22 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Menglei Zhou

Topic: Past research projects


November 18 at 14:00

Gravity seminar (Room 216, Physics Building)

Speaker: Bobomurat Ahmedov (INP Tashkent)

Title: Optical properties and shadow of axially symmetric black holes


November 15 at 13:15

Gravity seminar (Room 216, Physics Building)

Speaker: Carlos Herdeiro (Aveiro University)

Title: Kerr black holes with scalar or Proca hair


November 8 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Ashutosh Tripathi

Title: Constraining cosmological parameters using different observations


November 1 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Torben Frost

Title: Gravitational Lensing by Accelerating Black Holes


October 28 at 14:00

Astrophysics seminar (Room 216, Physics Building)

Speaker: Edward Cackett (Wayne State University)

Title: X-ray reverberation mapping of supermassive black holes


October 18 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Sourabh Nampalliwar

Topic: Transfer function of thin accretion disk


October 11 at 13:15

Group meeting (Room 403, Physics Building)

Speaker: Masoumeh Ghasemi-Nodehi

Topic: Testing the Kerr black hole hypothesis: black hole shadow and iron line


September 2 at 13:00

Group meeting (Room 216, Physics Building)

Speaker: Cosimo Bambi

Topic: Plans for the new semester


June 28 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Cosimo Bambi

Topic: Greetings before the Summer break


June 14 at 13:15

Astrophysics seminar (Room 216, Physics Building)

Speaker: Daniel Wang (University of Massachusetts)

Title: Sgra* and its environment: confronting simulations with observations


June 7 at 13:15

Group meeting (Room 216, Physics Building)

Speakers: Yueying Ni, Zheng Cao

Topic: GR tests with JP-xillver

Speaker: Jiachen Jiang

Title: Conclusion of four years


May 31 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Feng Yuan (SHAO)

Title: Accretion onto the supermassive black hole in the Galactic center


May 24 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Jing Luo (Texas Rio Grande)

Topic: Overview of pulsar timing and application


May 10 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Guancheng Pei

Topic: Gravitational waves from the scattering of a particle; Blandford-Znajek mechanism

Speaker: Nan Lin

Topic: Spectrum of an ion torus


May 3 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Yifan Cheng

Topic: Warped accretion disk around black holes


April 26 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Sourabh Nampalliwar

Title: Are spacetime singularities hidden from us?


April 19 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Yu Wang

Topic: Multi-epoch project of MGC-5-23-16


April 5 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Jiachen Jiang

Topic: 3C273


March 22 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Shangyu Sun et al.

Topic: multi-epoch project of NGC5506


March 15 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Cosimo Bambi

Topic: The first detection of gravitational waves by LIGO


March 1 at 14:00

Department colloquium (Room 221, Physics Building)

Speaker: Jian-Min Wang (IHEP/CAS)

Title: Reverberation Mapping Supermassive Black Holes for Cosmology and Target of Gravitational Waves


March 1 at 14:00 

Department colloquium (Room 221, Physics Building)

Speaker: Zigao Dai (Nanjing University)

Title: Magnetar-Powered Transients


January 5 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Guancheng Pei

Topic: Blandford-Znajek mechanism in non-Kerr background




Seminars 2015


December 29 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Leighton Arnold

Topic: Shellshock: doing the Penrose Gyraton


December 22 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Sourabh Nampalliwar

Topic: Gravitational waves from compact binary mergers: a phenomenological approach


December 15 at 13:15

Group meeting (Room 216, Physics Building)

Topic: Discussion of running projects


December 8 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Alejandro Cardenas-Avendano

Topic: Parametrically deformed Kerr spacetimes


November 17 at 13:15

Group meeting (Room 216, Physics Building)

Speakers: Shangyu Sun, Yu Wang

Topic: AGN classification


November 10 at 13:15

Group meeting (Room 216, Physics Building)

Speakers: Yixu Wang, Kishalay Choudury

Topic: Research Project


November 3 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Jiachen Jiang

Topic: Iron line, XTP, etc.


October 28 at 15:00

Astrophysics seminar (Room 2404, Guanghua East Tower)

Speaker: Alessandra De Rosa (INAF/ISAP)

Title: Spectral signatures of Strong Field Gravity in BH accretion


October 28 at 10:00

Lecture (Room 2404, Guanghua East Tower)

Speaker: Matteo Guainazzi (JAXA)

Topic: AGN


October 27 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Shangyu Sun etc.

Topic: NGC 5506 and NGC 2110


October 20 at 13:15

Group meeting (Room 216, Physics Building)

Speaker: Jiachen Jiang

Topic: Introduction to Xspec


October 13 at 13:15

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: plans for the new semester


June 26 at 14:00

Astrophysics seminar (Room 221B, Physics Building)

Speaker: Quentin Parker (HKU)

Title: The new Hong-Kong/AAO/Strasbourg multi-wavelength and spectroscopic PNe database


June 9 at 13:00

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Alejandro Cardenas-Avendano (NUC Bogota)

Topic: Python, IPython


June 2 at 12:45

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Yu Wang (SHAO)

Title: AGN feedback and galaxy cluster mergers with X-ray and radio observations


Astrophysics seminar

May 29 at 15:30 (Room 221B, Physics Building)

Speaker: Sandra Faber (UC Santa Cruz)

Title: Galaxy Evolution after z = 2.5 with the CANDELS Survey on Hubble and the Thirty-Meter Telescope


May 26 at 12:45

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Diego Rubiera-Garcia

Topic: work in progress on Palatini gravity


May 19 at 13:00

Group meeting (Room 2404, Guanghua East Tower)

Speakers: Zilong Li, Dan Liu

Topic: Presentation of the defense


May 12 at 13:00

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Next priority projects


May 7 at 15:30

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Arpan Bhattacharyya (Indian Institute of Science)

Title: Lessons for Gravity from Entanglement


May 5 at 13:00 

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Jiachen Jiang

Topic: Suzaku and NuSTAR Data reduction


April 30 at 15:30

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Fen Zuo (HUST)

Title: Thermodynamics of large-N gauge theories on a sphere: weak versus strong coupling


April 28 at 13:00

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: X-ray spectropolarimetric measurement of the Kerr metric


April 21 at 13:00 

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Naoki Tsukamoto

Topic: Blandford-Znajek mechanism in non-Kerr metrics


April 14 at 13:00

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Antoine Fauroux

Topic: X-ray data analysis of A0620


April 7 at 13:00 

Group meeting (Room 2417, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Polarization spectrum of a titled accretion disk


March 26 at 15:30

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Junpu Wang (Johns Hopkins University)

Title: Early Universe and Inflation


March 24 at 13:00

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Jiachen Jiang

Title: Testing astrophysical black hole candidates


March 19 at 15:30

HEP Seminar (Room 216, Physics Building)

Speaker: Claudia Antolini

Title: Results from BICEP+KEK and PLanck


March 17 at 13:00 

Group meeting (Room 2417, Guanghua East Tower)

Speakers: Masoumeh Ghasemi Nodehi, Dan Liu

Topic: Running projects


March 10 at 13:00

Group meeting (Room 2417, Guanghua East Tower)

Topic: Plans for the new semester


January 29 at 13:30

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Alok Gupta (ARIES)

Title: Multi-wavelength variability and QPOs in Blazars


January 22 at 12:00

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Simone Speziale (CPT Marseille)

Topic: Twistors (lecture 2)


January 20 at 12:10

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Simone Speziale

Topic: Dark stars


January 15 at 12:00

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Simone Speziale (CPT Marseille)

Topic: Twistors (lecture 1)


January 13 at 13:15

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Jakub Bilski

Title: Scalar field in the cosmological sector of loop quantum gravity


January 6 at 15:30

Group meeting (Room 221B, Physics Building)

Speaker: Yin-Zhe Ma (University of Manchester)

Title: Where are the baryons in the Universe?




Seminars 2014


December 30 at 12:10

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Jiachen Jiang

Topic: Statistical tools ft. noise analysis


December 23 at 12:10

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Nan Lin

Topic: Spectrum of a ion torus and its applications to SgrA*


December 18 at 12:00

HEP Seminar (Room 2404, Guanghua East Tower)

Speaker: Claudia Antolini

Title: CMB lensing signal analysis


December 16 at 12:10 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Martin Cleven (IHEP/CAS)

Topic: QCD and Quarkonium


December 11 at 13:00

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Damiano Anselmi (Pisa University)

Title: Handling perturbative quantum field theory to all orders: the Adler-Bardeen theorem


December 4 at 13:00

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Francesco Cianfrani (Wroclaw University)

Topic: Loop Quantum Cosmology from projected Loop Quantum Gravity


December 2 at 16:00

Special Seminar (Room 221B, Physics Building)

Speaker: Cosimo Bambi

Title: The physics of “Interstellar”


December 2 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Yixu Wang

Topic: Palatini approach in f(R) gravity


November 27 at 13:00

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Francesco Cianfrani (Wroclaw University)

Topic: Introduction to Quantum Cosmology


November 25 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Yiwei Zhu

Topic: Super-renormalizable black holes


November 18 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Gleniese McKenzie (USTC Hefei)

Topic: Using Fargo3d to simulate the effects of a varying accretion rate in BHB accretion disks


November 13 at 13:00

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Ivan Arraut

Topic: The Vainshtein mechanism as a duality of the particle creation process of black holes


November 11 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Dan Liu

Topic: Hot spots in off-equatorial orbits in non-Kerr backgrounds


November 7 at 16:30

HEP seminar (Room 221B, Physics Building)

Speaker: Giuseppe Policastro (ENS Paris)

Title: AdS/CFT and non-Fermi liquids


November 6 at 13:00

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Qing Wang (Tsinghua University)

Title: QCD and its low energy effective chiral theories


November 3 at 13:30 

Seminar (Room 221B, Physics Building)

Speaker: Denis Bastieri (Padua University)

Title: The GeV Sky according to Fermi LAT


October 31 at 16:30

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Guillermo Mena Marugan (IEM Madrid)

Title: Fock quantization in cosmology and signature change


October 28 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Long Huang (HNUST Xiangtan)

Topic: Constraints on cosmological parameters from all kinds of distance observational data


October 23 at 13:00 

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Diego Rubiera-Garcia

Title: The quantum, the geon and the crystal: new insights from non-Riemannian geometry for modified gravity


October 21 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Naoki Tsukamoto

Topic: Black holes and wormholes as particle accelerators


October 14 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Daniele Malafarina (Nazarbayev University)

Topic: Relativistic gravitational collapse without singularities and possible implications for astrophysics


October 9 at 13:00

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Janet Hung

Topic: Holographic Renyi entropy 


September 25 at 13:00 

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Mingyi Zhang

Topic: Loop Quantum Gravity and discrete geometries


September 16 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Masoumeh Ghasemi Nodehi

Topic: delta-N formalism and primordial non-Gaussian perturbations in cosmological inflationary models


September 11 at 13:00 

HEP seminar (Room 2404, Guanghua East Tower)

Speaker: Jakub Bilski

Topic: Reduced Loop Quantum Gravity


June 17 at 13:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Dan Liu

Topic: Iron line from accretion disks around wormholes


June 10 at 12:00 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Zilong Li

Topic: Light curves and images of hot spots orbiting around black holes and wormholes


June 3 at 14:00 

Group meeting (Room 4208, Teaching Building 4)

Speaker: Jiachen Jiang

Topic: Iron line reverberation from accretion disks around Kerr and non-Kerr black holes


May 27 at 13:30 

Group meeting (Room 403, Physics Building)

Speaker: Leonardo Modesto

Topic: Black holes and gravitational collapse in quantum gravity models


May 20 at 13:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Leslaw Rachwal

Topic: Gravitational effective action and hierarchy problem


May 13 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Antonino Marciano’

Topic: Matter-bounce spin-cosmology and BICEP2 data


May 6 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Naoki Tsukamoto

Topic: An analytic metric describing a non-rotating black hole and an accretion disk


April 22 at 13:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Zilong Li

Topic: arXiv:1311.5564


April 15 at 15:30 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Wen Zhao (USTC Hefei)

Title: Cosmic microwave background polarization and the detection of primordial gravitational waves


April 8 at 15:30 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Alexander Dolgov (Ferrara University)

Title: A possible discovery of the impact of primordial gravitational waves in CMB polarization


April 1 at 13:30

Group meeting (Room 2404, Guanghua East Tower)

Speakers: Stefano Giaccari, Leslaw Rachwal, Naoki Tsukamoto, Yiyang Zhang

Topic: Current projects


March 25 at 13:30 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Alberto Vecchiato (INAF Torino)

Title: Astrometric experiments in fundamental physics: putting Einstein to test


March 18 at 13:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Jiachen Jiang

Topic: X-ray iron line reverberation from black hole accretion disk


March 13 at 15:30 

Special Lecture (Room 2404, Guanghua East Tower)

Speaker: Ilya Shapiro (Federal University of Juiz de Fora)

Title: Quantum gravity from the QFT perspective 4


March 12 at 15:30 

Special Lecture (Room 2404, Guanghua East Tower)

Speaker: Ilya Shapiro (Federal University of Juiz de Fora)

Title: Quantum gravity from the QFT perspective 3


March 12 at 14:00 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Yi-Zen Chu (University of Pennsylvania)

Title: Wave tails in Minkowski, de Sitter, FRWL and QED_2


March 6 at 15:30 

Special Lecture (Room 2404, Guanghua East Tower)

Speaker: Ilya Shapiro (Federal University of Juiz de Fora)

Title: Quantum gravity from the QFT perspective 2


March 5 at 15:30 

Special Lecture (Room 2404, Guanghua East Tower)

Speaker: Ilya Shapiro (Federal University of Juiz de Fora)

Title: Quantum gravity from the QFT perspective 1


March 4 at 13:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Measuring the spin and the deformation parameters from the black hole shadow


January 15 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Yue Liu

Topic: Inhomogeneous quantum-inspired gravitational collapse




Seminars 2013


December 30 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Imaging a hot spot orbiting a black hole


December 23 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Discussion on some projects in progress


December 16 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Hong-song Mei

Topic: Massive gravity


December 9 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Leslaw Rachwal

Topic: Holographic Renormalization Group for Quantum Gravity


December 2 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Stefano Giaccari

Topic: Tachyon condensation in open string field theory


November 25 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Mikel Fernandez Mendez

Topic: Cosmological perturbations in loop quantum cosmology


November 18 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Dan Liu

Topic: Local and global naked singularities in the LTB dust model


November 11 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Naoki Tsukamoto

Topic: Gravitational lensing of exotic compact objects


October 28 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Current and future research projects in our group


October 14 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speakers: Lingyao Kong and Zilong Li

Topic: Presentations for the upcoming workshop


October 8 at 13:30 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Leonardo Modesto

Title: Finite Quantum Gravity


September 30 at 15:30 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Michal Artymoski (Beijing Normal University)

Title: Loop quantum Brans-Dicke cosmology


September 23 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Daniele Malafarina

Topic: What has been done and what we can do on the gravitational collapse (part 2)


September 17 at 13:30 

Meeting on the group research progresses (Room 2315, Guanghua East Tower)


September 16 at 15:30 

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Daniele Malafarina

Topic: What has been done and what we can do on the gravitational collapse (part 1)


June 24 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Lingyao Kong

Topic: Radiation emitted by a collapsing star


June 9 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speakers: Antonino Marciano’ and Daniele Malafarina

Topic: Discussion of current projects


June 3 at 14:00 

Seminar (Room 221B, Physics Building)

Speaker: Martin Smith (Shanghai Astronomical Observatory)

Title: The impact of Gaia, LAMOST, and other major surveys on the kinematic understanding of the solar volume


May 27 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Zilong Li

Topic: Hot spot model


May 20 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Yiwei Zhu

Topic: ADM formalism


May 16 at 15:00 

Seminar (Room 221B, Physics Building)

Speaker: Shuang-Nan Zhang (IHEP Beijing)

Title: 天文学与现代自然科学 (in Chinese)


May 16 at 10:00 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Shuang-Nan Zhang (IHEP Beijing)

Title: Astrophysical black holes in the physical Universe


May 13 at 15:00 

Seminar (Room 221B, Physics Building)

Speaker: Sean Hayward (Shanghai Normal University)

Title: Wormhole dynamics


May 6 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Daniele Malafarina

Topic: Thin accretion disks around naked singularities


April 22 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: De-Chang Dai

Topic: Green’s function of a massless scalar field in curved spacetime


April 15 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Yiwei Zhu

Topic: An introduction to the ADM formalism


April 8 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Broad K-alpha iron line in the X-ray spectrum of black hole candidates


April 1 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Zilong Li

Topic: Destroying the event horizon of a black hole


March 25 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Lingyao Kong

Topic: Radiation emitted by a collapsing star


March 18 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Daniele Malafarina

Topic: Gravitational collapse (second part)


March 13 at 12:00 

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Daniele Malafarina

Topic: Gravitational collapse (first part)


March 7 at 11:30 

Seminar (Room 2404, Guanghua East Tower)

Speaker: Fabio Scardigli (Milan Polytechnic)

Title: Uncertainty relation on a Planck lattice and black hole temperature


February 28 at 12:00

Lunch group meeting (Room 2404, Guanghua East Tower)

Speaker: Leonardo Modesto

Topic: Quantum gravity and M-theory




Seminars 2012


December 26 at 12:15

Lunch group meeting (Room 2315, Guanghua East Tower)

Speakers: Cosimo Bambi, Zilong Li and Ning Zhang

Topic: Discussion of current projects


December 21 at 15:00

Seminar (Room 2404, Guanghua East Tower)

Speaker: Damiano Anselmi (Pisa University)

Title: Renormalization and phenomenology of Standard Model extensions with violation of Lorentz symmetry


December 19 at 15:00

Seminar (Room 221B, Physics Building) 

Speaker: Damiano Anselmi (Pisa University)

Title: Field-covariant formulation of quantum field theory and its renormalization


December 19 at 12:30

Lunch group meeting (Room 2315, Guanghua East Tower)

Speakers: Junyuan Feng and Ruizhe Wang

Topic: Estimating the mean radiative efficiency of AGNs


December 13 at 12:00

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Yiwei Zhu

Topic: arXiv:1211.3816 (discussion)


December 5 at 12:30

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Yiwei Zhu

Topic: arXiv:1211.3816 (presentation of the paper)


November 28 at 12:30

Lunch group meeting (Room 2315, Guanghua East Tower)

Speaker: Yiyang Zhang

Topic: Measuring the spin with the continuum-fitting method


November 21 at 15:00

Group meeting (Room 2315, Guanghua East Tower)

Speaker: Zilong Li

Topic: Thick disks in the Polish doughnut model


November 14 at 15:00

Group meeting (Room 2315, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Observational evidence for astrophysical black holes


November 7 at 15:00

Group meeting (Room 221B, Physics Building)

Speaker: Leonardo Modesto

Topic: Introduction to quantum gravity


October 31 at 14:00

Group meeting (Room 2404, Guanghua East Tower)

Speaker: Cosimo Bambi

Topic: Accretion disks around black holes