Group Leader

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Dr. Rupjyoti Gogoi

Assistant Professor

Dr. Rupjyoti Gogoi is the Team Leader at TUAA Laboratory. She obtained her M. Sc. and Ph.D. degrees from Gauhati University, Assam in Physics.

Her current research interests include intersteller dust studies, Active Galactic Nuclei (AGNs) and morphological study of Galaxies. She has been a faculty member at the Department of Physics, Tezpur University since 2011.

Dr. Gogoi is an Associate at the Inter-University Centre for Astronomy and Astrophysics (IUCAA), Pune since 2013. She is also a member of Executive Council of Astronomical Society of India (ASI) as Councillor for the triennium 2022-2025. She is member of Scientific Organizing Committee of the Astronomical Society of India for the triennium 2022-25.

Contact: rgogoi@tezu.ernet.in ; rupjyotigogoi@gmail.com

Team Members

Alumni

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Gautam Saikia

Research Scholar

Year of joining: 2015

Research interests: Cosmic Dust; Infrared Astronomy

Work summary: Gautam worked on exploring the origins of Cosmic Dust in the Milky Way and nearby galaxies and in the process, unraveling hitherto unknown facts and properties of different kinds of dust present all around us. He used observational data from multi-wavelength observatories to carry out analysis with the help of computational techniques and study dust properties such as extinction, polarization, and so on. He is currently trying to understand various dust-gas interactions and how they contribute towards the emission features observed within different interstellar environments using data from multi-wavelength observatories and surveys.

Current Position: Assistant Professor, North Guwahati College, Guwahati, Assam.

Contact: gautamsaikia91@gmail.com




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Pranjupriya Goswami

Research Scholar

Year of joining: 2016

Research interests: Spectral curvature and variability study in astrophysical Blazars

Work summary: Pranjupriya worked on the study of X-ray spectral curvatures in Blazars with NuSTAR observations and modelling of the spectral curvature as a result of diffusive processes. This is a probe to understand the particle distribution and the radiative mechanism within the jet.

Current Position: Post Doctoral Fellow, Centre for Space Research, North West University, South Africa.

Contact: pranjoo.p3@gmail.com




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Rukaiya Khatoon

Research Scholar; CSIR Project JRF

Year of joining: 2017

Research interests: Multi-wavelength study of Active Galactic Nuclei and X-ray Sources

Work summary: Rukaiya studied the environment of Ultra luminous X-ray sources and Active Galactic Nuclei to understand the age, metallicity and physical state of the local environment of these objects. She used observational data from various space based telescopes in different ranges of the electromagnetic spectrum.

Current Position: Post Doctoral Fellow, Centre for Space Research, North West University, South Africa.

Contact: rukaiyakhatoon12@gmail.com






Current Members

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Anshuman Borgohain

Research Scholar; DST INSPIRE JRF

Year of joining: 2017

Research interests: Astrophysics of galaxies; Galaxy evolution; Dwarf galaxies

Work summary: Anshuman is currently involved in multi-wavelength studies of galaxies which holds a wealth of information in their assembly history. Such studies help to understand the global properties of galaxies and in turn will help to infer how galaxies grow and evolve over cosmic time.

Contact: ayush.borgohain@gmail.com




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Olag Pratim Bordoloi

Research Scholar; DST Project JRF

Year of joining: 2018

Research interests: Interstellar Dust

Work summary: Olag is currently studying the abundance and characteristics of interstellar dust present in the Galaxy and the neighbouring Magellanic Clouds. He will utilize observed data from space based telescopes to examine dust properties in different galactic environments using appropriate dust models.

Contact: olagpratim@gmail.com




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Hritwik Bora

Research Scholar

Year of joining: 2021

Research interests: AGN, Blazars

Work summary: Hritwik is currently involved in spectral study of Blazars and timing analysis using X-ray telescopes. By using different physical models of blazars, he tries to understand the High Energy processes and the particle acceleration.

Contact: hritwikbora@gmail.com




Current Project Students:

NameCourse and DurationResearch Area
Supriya BaruahM.Sc. in Physics (2021-23)Galaxy Morphology
Sajida Begum M.Sc. in Physics (2021-23)Impact craters on the moon
Barenya Kumar Dev M.Sc. in Physics (2021-23)Interstellar Dust
Alithea Joan Basaiawmoit M.Sc. in Physics (2021-23)ULX Sources

Past Members:

NameCourse and DurationResearch Area
Rajashree Bhuyan Integrated M.Sc. in Physics (2016-21)Galaxy Morphology
Kaustav Dipta Goswami M.Sc. in Physics (2019-21)Blazars
Hemanga Tahbildar Integrated M.Sc. in Physics (2016-21)Blazars
Sourabh Chutia M.Sc. in Physics (2018-20)Blazars
Jubaraj ChoudhuryIntegrated M.Sc. in Physics (2015-20)Galaxy Morphology
Madhurjya Saikia Integrated M.Sc. in Physics (2015-20)Galaxy Morphology
Parashmoni KashyapIntegrated M.Sc. in Physics (2014-19)Blazars
Paragjyoti Sut M.Sc. in Physics (2017-19)AGNs
Vivek Baruah ThapaM.Sc. in Physics (2016-18)Dust in SMC
Jaikhomba SinghaM.Sc. in Physics (2016-18)Dust in LMC
Arghyadeep PaulM.Sc. in Physics (2016-18)Dust polarization
Siddhartha PhukanIntegrated M.Sc. in Physics (2012-17)Galactic dynamics
Surajit SaikiaIntegrated M.Sc. in Physics (2012-17)HII regions
Sudipta KakotyM.Sc. in Physics (2014-16)Elliptical galaxies
Anirban SarmaM.Sc. in Physics (2014-16)Dust in galaxies
Rahul KamalapuriM.Sc. in Physics (2013-15)Galaxy morpoholgy