CONTACT INFORMATION

1.  Vill: Betanipam, Dhemaji, Assam - 787059, India.

2. Building 8, No. 1308, Keyuan Road, Zhangjiang Science Park, Shanghai Jiaotong University, China.

E-mail(s): 

ikd4638@gmail.com (Preferred) idihingia@iiti.ac.in ikd4638@sjtu.edu.cn (Mainland China)

Orcid ID: 0000-0002-4064-0446

PERSONAL INFORMATION

Date of Birth:  December 12, 1991

           Gender:  Male

       Nationality:  Indian

AREAS OF RESEARCH INTERESTS

1. Astrophysics and astronomy:

2. Accretion flow in alternate theories of gravity.

3. General relativistic magnetohydrodynamic (GRMHD) and ray tracing (GRRT) simulations.

4. General relativistic magnetically driven flows from thin accretion disk.

5. Hydrodynamics/magnetohydrodynamic studies around Kerr black holes and exotic objects. Accretion flow in single-temperature as well as in the two-temperature paradigm.

COMPUTATIONAL EXPERTISE: I have developed certain expertise on

1. 1. 1. 1. 1. 1. Programming with FORTRAN, C, and PYTHON.

               2. Analytic and numerical calculations using MATHEMATICA.

               3. Numerical simulation code BHAC, RAPTOR, BHOSS, ipol.

PRESENT ACADEMIC  STATUS

 Postdoctoral Fellow,                                                                                                                              08/2022-

 Tsung-Dao Lee Institute, Shanghai Jiao-Tong University

 Research Topic: General relativistic magnetically driven flows from thin accretion disk.

 Mentor: Prof. Yosuke MIZUNO

LAST ACADEMIC  STATUS

Academic Visitor,                                                                                                                   04/2022-07/2022                               

International Centre for Theoretical Sciences-Tata Institute of Fundamental Research 

Invited by: Prof. Pallavi BHAT

Postdoctoral Fellow, IIT Indore                                                                                        03/2020-03/2022

Disciple of Astronomy, Astrophysics and Space Engineering

Research Topic: General relativistic magnetically driven flows from thin accretion disk. 

Mentor: Prof. Bhargav VAIDYA

DOCTOR OF PHILOSOPHY:  

Department of Physics, IIT Guwahati

Research Topic: Relativistic advective accretion flow around black hole.

Supervisor: Prof. Santabrata DAS

2014-2020

PROJECT WORK: 

M.Sc. Project, IIT Guwahati

Department of Physics

Project Title : Mass ejection from accretion disk around a black hole.

Supervisor: Prof. Santabrata DAS

2013-2014

EDUCATION

IIT Guwahati,Guwahati,Assam, India

 M.Sc. in Physics

 CGPA: 8.89/10

2012 - 2014

DHSK College,Dibrugarh, Assam, India

 B.Sc. in Physics

 Percentage: 82.33%

2009 - 2012

Awards Fellowships Grants

TDLI prize postdoctoral fellow, China 4/2022-

Best thesis award, Department of Physics, IIT Guwahati, India.            2020

 Post-Doctoral Fellow, Max Planck Partner group, DAASE, IIT Indore, India  3/2020 -3/2022

 Junior Research Fellowship (JRF), IIT Guwahati, India                                                      2014 - 2016

 Senior Research Fellowship (SRF), IIT Guwahati, India                                                     2016 - 2019

 Chief minister award, Assam Govt. 2012

QUALIFIED NATIONAL LAVEL EXAMINATIONS: GATE 2015, IIT JAM 2012.

Research Grants

 The National Key R&D Program of China (No. 2023YFE0101200)

  as participant: 600,000 RMB                                                                            01/07/2023 - 30/06/2026

 Shanghai Municipality orientation program of Basic Research for International Scientists,

(Grant No. 22JC1410600) as participant: 1,000,000 RMB                    01/12/2022 - 30/11/2024

 National Natural Science Foundation of China, General grant,

(Grant No. 12273022) as participant: 550,000 RMB                               01/01/2023 - 31/12/2026

 TDLI prize postdoctoral Research grant, China: 50,000 RMB/year                                      4/2022-

Publications

1. Dihingia, I. K., Mizuno, Y., Fromm, C. M., and Younsi, Z., “Impact of radiative cooling on the magnetised geometrically thin accretion disk around Kerr black hole”

2. Jiang, H.-X., Dihingia, I. K., Cheng, L., Mizuno, Y., and Zhu, T., “Enhanced Blandford Znajek Jet in Loop Quantum Black Hole”, in press (2024), A&A (IF 6.24).

3. Jiang, H.-X., Mizuno, Y., Dihingia, I. K., Nathanail, A., Younsi, Z., and Fromm, C. M., “Dynamics and Emission Properties of Flux Ropes from Two-Temperature GRMHD Simulations with Multiple Magnetic Loops”, in press (2024), JCAP (IF 7.28).

4. Indu K. Dihingia and Yosuke Mizuno, Dynamical properties of magnetized low angular momentum accretion flow around a Kerr black hole, in press, ApJ (IF 5.5).

5. Event Horizon Telescope Collaboration et al. 2024 (+Indu K Dihingia), First Sagittarius A* Event Horizon Telescope Results. VIII.: Physical interpretation of the polarized ring, 964, Issue 2, 37, (2024), ApJL (IF 7.8).

6. Event Horizon Telescope Collaboration et al. 2024 (+Indu K Dihingia), First Sagittarius A* Event Horizon Telescope Results. VII. Polarization of the Ring, 964, Issue 2, 32 , (2024), ApJL (IF 7.8).

7. Hong-Xuan Jiang and Cheng Liu and Indu K. Dihingia and Yosuke Mizuno and Haiguang Xu and Tao Zhu and Qiang Wu, Shadows of loop quantum black holes: semi-analytical simulations of loop quantum gravity effects on Sagittarius A* and M87*, 01, 059 (2024), JCAP (IF 7.28).

8. Event Horizon Telescope Collaboration et al. 2024 (+Indu K Dihingia), The persistent shadow of the supermassive black hole of M 87. I. Observations, calibration, imaging, and analysis, 681, A79 (2024), A&A (IF 6.24).

9. Indu K. Dihingia, Yosuke Mizuno and Prateek Sharma, High-soft to Low-hard State Transition in Black Hole X-Ray Binaries with GRMHD Simulations, 958, 105 (2023), ApJ (IF 5.5).

10. Acharya S., Vaidya B., Dihingia I. K., Agarwal S., Shukla A., A numerical study on the role of instabilities on multi-wavelength variability in Blazar jets, 671, A161 (2023), A&A (IF 6.2).

11. Dihingia I. K., Mizuno Y., Fromm C. M., Rezzolla L., Temperature properties in magnetized and radiatively cooled two-temperature accretion flows on to a black hole, MNRAS (IF 5.235), 518, 405 (2023).

12. Dihingia I. K., Vaidya B., Fendt C., Truncated accretion disc as a possible source of variabilities in BH-XRBs, MNRAS (IF 5.235), 517, 5032 (2022).

13.  Mitra S., Maity D., Dihingia I. K., Das S., Study of general relativistic magnetohydrodynamic accretion flow around black holes, MNRAS (IF 5.235), 516, 5092 (2022).

14. Das S., Nandi A., Stalin C. S., Rakshit S., Dihingia I. K., Singh S., Aktar R., et al., On the origin of core radio emissions from black hole sources in the realm of relativistic shocked accretion flow, MNRAS (IF 5.235), 514, 1940 (2022).

15.  Dihingia I. K., Vaidya B, Properties of accretion disc, jet, and disc-wind around Kerr black hole, JApA (IF 1.766), 43, 23 (2022).

16. Das S., Nandi A., Agrawal V. K., Dihingia I. K., Majumder S., Relativistic viscous accretion flow model for ULX sources: a case study for IC 342 X-1, MNRAS (IF 5.235), 507, 2777 (2021).

17. Dihingia I. K., Vaidya B., Fendt C., Jets, disc-winds, and oscillations in general relativistic, magnetically driven flows around black hole, MNRAS (IF 5.235), 505, 3596 (2021).

18. Dihingia I. K., Maity D., Chakrabarti S., Das S., Study of relativistic accretion flow in Kerr-Taub-NUT spacetime, PhysRevD (IF 5.407), 102, 023012 (2020).

19. Dihingia I. K., Das S., Prabhakar G., and Mandal S., Properties of two-temperature magnetized advective accretion flow around rotating black hole, MNRAS (IF 5.235), 496, 3043 (2020).

20. Dihingia I., Das S., Maity D., Nandi A., Shocks in relativistic viscous accretion flows around Kerr black holes, MNRAS (IF 5.235), 488, 2412 (2019).

21. Dihingia I. K., Das S., Nandi A., Low angular momentum relativistic hot accretion flow around Kerr black holes with variable adiabatic index, MNRAS (IF 5.235), 484, 3209 (2019).

22. Dihingia I. K., Das S., Maity D., Chakrabarti S., Limitations of the pseudo-Newtonian approach in studying the accretion flow around a Kerr black hole, PhysRevD (IF 5.407), 98, 083004 (2018).

23. Dihingia I. K., Das S., Mandal S., Properties of two-temperature dissipative accretion flow around black holes, MNRAS (IF 5.235), 475, 2164 (2018).

24. Dihingia I. K., Das S., Mandal S., A comparative study of single-temperature and twotemperature accretion flows around black holes, JApA (IF 1.766), 39, 6 (2018).

25. Dihingia I. K., Das S., Mandal S., Shocks in two-temperature advective accretion flow around black holes, Published in ASInC, 12, 139 (2014).

Book Chapters: 

1. Thin Accretion disks in GR-MHD simulations, Indu K. Dihingia,  and Christian Fendt, Invited chapter for the edited book New Frontiers in GRMHD Simulations (Eds. C. Bambi, Y. Mizuno, S. Shashank and F. Yuan, Springer Singapore, expected in 2024)

Conferences Talks: 

1. The 32nd Texas Symposium on Relativistic Astrophysics, Tsung-Dao Lee Institute, Shanghai Jiao Tong University, December 11 to 15, 2023.

2. New Horizons and Singularities in Gravity (ICGC 2023), IIT Guwahati, India, December 6 to 9, 2023.

3. Advances in Relativistic Astrophysics (AReA), 2024, ARIES, Nainital, India, Nov 2-4, 2023.

4. Astrophysical Black Holes: A Rapidly Moving Field, The University of Hong Kong, 23–26 Jun 2023.

5. Challenges and Innovations in Computational Astrophysics IV, Virtual conference, 21-23 November 2022

6. North-East Meet of Astronomers (NEMA-VII), Rajiv Gandhi University (RGU), Arunachal Pradesh, 27 to 29 January, 2022

7. HEASA 2021, South Africa/Johannesburg, 13-17 September, 2021

8. The 15th Greek Astronomical Conference, Patras, Greece, July 5 to 8, 2021.

9. Extragalactic jets on all scales - launching, propagation, termination, An ONLINE conference, jointly organized by MPIA, Germany and IIT Indore, India, June 14-18, 2021.

10. Astrophysical jets and observational facilities: National perspective, ARIES Nainital, India, 05 - 09 April 2021.

11. XXXIXth meeting of the Astronomical Society of India, Hosted jointly by ICTS - TIFR Bengaluru, IISER Mohali, IIT Indore and IUCAA Pune, 18 - 23 February 2021.

12. 43nd cospar scientific assembly, COSPAR, Sydney, Australia, 28 January-4 February 2021.

13. North-East Meet of Astronomers (NEMA) - V, Tezpur University, Tezpur, India 11 - 13 September, 2019.

14. National conference on REcent Trends in the study of Compact Objects:Theory and Observation (RETCO-IV), IUCAA , Pune, India 17 - 20 April, 2019.

15. International Conference on Computational Mathematics in Nanoelectronics and Astrophysics, Indian Institute of Technology Indore , Indore, India November 1-3, 2018.

16. National conference on REcent Trends in the study of Compact Objects:Theory and Observation (RETCO-III), Indian Institute of Space Science and Technology (IIST) , Thiruvananthapuram, India June 5-7, 2017.

17. The 29th meeting of the Indian Association for General Relativity and Gravitation (IAGRG), Department of Physics, IIT Guwahati, Guwahati, India May 18-20, 2017.

18. The conference, Wide Band Spectral and Timing Studies of Cosmic X-ray Sources, TIFR, Mumbai, India 13 February, 2016.

19. One day symposium on 100 years of General Relativity: Where do we stand?, Department of Physics, IIT Guwahati , Guwahati, India January 10-13, 2017.

20. National conference on REcent Trends in the study of Compact Objects:Theory and Observation (RETCO-II), Aryabhatta Research Institute of Observational SciencES , Nainital, India May 06 - 08, 2015.

Invited Talks

1. Understanding physics around Black Holes with General Relativistic Magneto Hydrodynamics (GRMHD), IIT Guwahati, 28 Nov, 2023

2. Understanding physics around Black Holes with General Relativistic Magnetohydrodynamics (GRMHD), Guwahati University, 4 Dec, 2023.

3. Understanding physics around Black Holes with General Relativistic Magnetohydrodynamics (GRMHD), Tezpur University, 20 Nov, 2023.

4. Exploring Accretion Properties Around Black Holes with GRMHD, Fudan University, Sep 11, 2023.

5. Understanding flow around black holes with GRMHD simulations, IISC, Bangalore, 25 July, 2022.

6. Understanding flow around black holes with GRMHD simulations, ICTS-TIFR, 24 June 2022.

Outreach Talks

Also, it is worth mentioning that I usually get myself involved in Astrophysics and Astronomy outreach activities. In the previous years, I have given outreach lectures “Mysteries of the universe: observing a black hole" to several colleges in India, and they are listed below.

1. Dakshin Kamrup College, Department of Physics, Guwahati, 25 Dec 2022.

2. Pragjyotish College, Department of Physics, Guwahati, 18 Nov 2022.

3. Assam Engineering College, Space Technology Club, Guwahati, 19th September 2021, Assam.

4. D. R. College, Golaghat, 16th July 2021, Assam.

5. SB Deorah College Guwahati, 3rd July 2021, Assam.

6. Manohari Devi Kanoi Girls College, Dibrugarh, 1st July, Assam.

7. Pandit Deen Dayal Upadhyay Energy University, Gandhinagar, 19 June 2021, Gujrat.