5. Recent Presentations

• Spectropolarimetry of Fermi-LAT flaring blazars with SALT-RSS

R. J. Britto, H. M. Schutte, M. Böttcher, B. van Soelen, J. P. Marais, A. Kaur, A. D. Falcone, D. A. H. Buckley, A. Rajoelimanana and J. Cooper

Poster at the AGN and Polarimetry conference (online), Strasbourg, 1-11th Dec 2020

• Spectropolarimetry of Fermi-LAT Blazars and Observations with SALT-RSS
  R. J. Britto, J. P. Marais, Pieter J. Meintjes, B. van Soelen, T. Mbonani, M. Möttcher, H. Schutte, D. A. H. Buckley, Ken Nordsieck, A. Falcone and A. Kaur
  Contributed talk at the International Conference High Energy Astrophysics in Southern Africa (HEASA 2018),
  Stonehenge in Africa, Parys, South Africa, 1-3 August 2018

• Flaring blazars and other AGNs in the optical and gamma-ray skies
  R. J. Britto
  Seminar at the Department of Physics, Yunnan University, Lijiang, China, 3 November 2017

• SALT Spectropolarimetry and Multiwavelength Modeling of Fermi-LAT Quasars
  R. J. Britto (on behalf of the Fermi-LAT Collaboration), J. P. Marais, B. van Soelen, M. Böttcher, H. Schutte, D. A. H. Buckley and A. Falcone
  Contributed talk at the Open Skies from China to South Africa workshop,
  Adange Hotel, Lijiang, China, 30 Nov-1 Dec 2017

• Studies of optical/gamma-ray flares of blazar 4C +01.02: Recent updates from the 2016-2017 observations
  R. J. Britto (on behalf of the Fermi-LAT Collaboration), J. P. Marais, B. van Soelen, M. Böttcher, H. Schutte, D. A. H. Buckley and A. Falcone
  Contributed talk at the International Conference High Energy Astrophysics in Southern Africa (HEASA 2017),
  University of the Witwatersrand, Johannesburg, South Africa, 4-6 October 2017

• Quasars in the optical and gamma-ray skies
  Richard J. Britto
  Colloquium at Centre for Space Research, North-West University,
  Potchefstroom, South Africa, 6 June 2017

• Optical Spectro-polarimetry of Fermi-LAT Blazars
  Richard J. Britto (on behalf of the Fermi-LAT Collaboration), M. Böttcher, D. A. H. Buckley, S. Crawford, J. P. Marais, P. J. Meintjes, Hester Schutte, B. van Soelen
  Poster at São Paulo School of Advanced Science on High Energy and Plasma Astrophysics in the CTA Era (SPSAS-HighAstro), Instituto de Astronomia, Geofísica e Ciências Atmosféricas (IAG-University of São Paulo), São Paulo, Brazil, 21–31 May 2017

• Time-domain and Spectral Studies of Fermi-LAT Blazars – Optical Observations from South Africa-based telescopes and gamma rays

Richard J. Britto (on behalf of the Fermi-LAT Collaboration)

Seminars at:

• Saha Institute of Nuclear Physics, Kolkata, India, 25 October 2016

• S. N. Bose National Centre for Basic Sciences, Kolkata, India, 28 October 2016

• Tata Institute of Fundamental Research, Mumbai, India, 3 November 2016 (slides in pdf)

• Observations of Fermi-LAT blazars through optical spectroscopy and spectro-polarimetry with South Africa-based telescopes

R. J. Britto (on behalf of the Fermi-LAT Collaboration), J. P. Marais, P.J . Meintjes, B. van Soelen, M. Böettcher and D. A. H. Buckley

Contributed talk at the 6th Kathmandu Meeting "Shining from the heart of darkness: Black hole accretion and jets",

16–21 October 2016, Hotel Radisson, Kathmandu, Nepal

http://events.iasfbo.inaf.it/nepal2016/ (slides in pdf)

• Observations of the flaring Fermi-LAT blazar 4C +01.02 and prospects in spectro-polarimetry with SALT-RSS

R. J. Britto (on behalf of the Fermi-LAT Collaboration), J. P. Marais, P. J. Meintjes, B. van Soelen, M. Böttcher,

D. A. H. Buckley, S. Crawford, A. Rajoelimanana

Contributed talk at the International Conference High Energy Astrophysics in Southern Africa (HEASA 2016),

25–26 August 2016, SAAO, Cape Town, South Africa

• Multiwavelength Study of Fermi-LAT blazars Variability and Radiation Production Mechanisms

R. J. Britto, on behalf of the Fermi-LAT Collaboration, P. J. Meintjes and B. van Soelen

Poster presentation at the annual meeting of the French Society of Astronomy and Astrophysics (SF2A),

14-17 June 2016, Université de Lyon, France

Poster in pdf to come soon

• Multiwavelength Study of Fermi-LAT blazars Variability and Radiation Production Mechanisms

R. J. Britto, on behalf of the Fermi-LAT Collaboration, P. J. Meintjes and B. van Soelen

Seminar at the Laboratoire Univers et Particules de Montpellier (LUPM),

31 May 2016, Université de Montpellier, France

Presentation in pdf to come soon

• Production of High Energy Radiation in the Relativistic Jets of Fermi-LAT Blazars

R. J. Britto, on behalf of the Fermi-LAT Collaboration, P. J. Meintjes and B. van Soelen

Invited talk at the MONDELLO WORKSHOP 2016 - Frontier Research in Astrophysics

23-28 May 2016, Palermo, Italy

• Fermi-LAT Observation of 3C 454.3 during its May-July 2014 Outburst

R. J. Britto, S. Buson, B. Lott and S. Razzaque, on behalf of the Fermi-LAT Collaboration

Contributed talk at High-Energy Astrophysics in Southern Africa 2015 (HEASA2015),

18-20 June 2015, University of Johannesburg, South Africa

• Study of flaring quasars using optical/gamma-ray correlations

Richard J. Britto

Contributed talk at the SALT Science Conference 2015

STIAS, Stellenbosch, South Africa, 1-5 June 2015

• Spectral Studies of Flaring FSRQs at GeV Energies Using Pass 8 Fermi-LAT Data

Richard Britto, Soebur Razzaque and Benoit Lott, on behalf of the Fermi-LAT Collaboration

Contributed talk at the Fifth International Fermi Symposium,

Nagoya, Japan, 20-24 October 2014

• Spectral studies of Flat Spectrum Radio Quasars: constraining models at GeV energies

Richard Britto, Soebur Razzaque and Benoit Lott, on behalf of the Fermi-LAT Collaboration

Contributed talk at the South African Institute of Physics,

University of Johannesburg, Johannesburg, South Africa, 7-11 July 2014

• Spectral Studies of FSRQs: constraining Models at VHE

Richard Britto, Soebur Razzaque and Benoit Lott

Contributed talk at High-Energy Astrophysics in Southern Africa 2014,

held in Bloemfontein, South Africa, 24-25 April 2014

• Overview of the CMB Mission Planck: Observations and Results

Richard J. G. Britto

Seminar at Saha Institute of Nuclear Physics

Kolkata, India, 27 June 2013

Slides in pdf

• Alpha/neutron discrimination for Dark Matter Search with Superheated Droplet Detectors

Richard J. G. Britto, Susnata Seth, Prasanna Mondal, Mala Das

Poster at the TeV Particle Astrophysics conference,

held in Mumbai, India, 10-13 December 2012

Poster in pdf

• Observation of Crab nebula at VHE with the HAGAR telescope array

R. J. Britto, B. S. Acharya, J. M. Ahire, G. C. Anupama, P. Bhattacharjee, V. R. Chitnis, R. Cowsik, N. Dorji, S. K. Duhan, K. S. Gothe, P. U. Kamath, P. K. Mahesh, J. Manoharan, B. K. Nagesh, N. K. Parmar, T. P. Prabhu, S. K. Rao, L. Saha, F. Saleem, S. K. Sharma, A. Shukla, B. B. Singh, R. Srinivasan, G. Srinivasulu, P. V. Sudersanan, D. Tsewang, S. S. Upadhya, P. R. Vishwanath

Poster at the TeV Particle Astrophysics conference,

held in Mumbai, India, 10-13 December 2012

Poster in pdf

• The Indian Gamma-Ray Collaboration: Status of HIGRO and participation in CTA

R. J. Britto (on behalf of HIGRO collaboration)

Poster at the Annual meeting of the French Society of Astronomy and Astrophysics, held in Nice, France, 4-8 June 2012

Poster in pdf

• Genesis of Ground-Based Gamma-Ray Astronomy: the Cherenkov Wavefront Sampling Technique

Richard J. G. Britto

Invited talk at Advances in Astroparticle Physics and Cosmology (AAPCOS 2012)

held in Darjeeling, India, 7-12 March, 2012

Slides in pdf