“VLF noise bursts related to solar flares observed at Agra” presented in International Workshop on coordinated study on VLF phenomena: Global approach, held at Barktulah University, Bhopal, during 25-27 November, 1999.

“Observation of VLF electromagnetic emission associated with earthquakes” presented in Workshop on the role of coupling processes between earth near earth parameters, biosphere held at Guwahati University, Guwahati, during 1-18 January, 2000.

“Observation of VLF emission associated with seismic activities” presented in National Space Science Symposium (NSSS-2K) held at Puri (Orissa), during 1-4 March, 2000.

“Sesismo-ionospheric effect as determined from VHF scintillation technique at Agra” presented in International Workshop on Seismo-Electromagnetics held at University of Electro-Communications, Chofu, Tokyo (Japan), during 19-22 September, 2000.

“Detection and identification of Seismo-Electromagnetic signals observed at Agra” presented in International Workshop on Seismo-Electromagnetics held at University of Electro-Communications, Chofu, Tokyo (Japan), during 19-22 September, 2000.

“VLF precursory radio emission associated with earthquakes : Experimental details and initial results” presented in International Workshop on Seismo-electromagnetic and Space Science-2000, held at R.B.S. College, Agra, during 19-21 December, 2000.

“Subsurface VLF electric field changes associated with Chamoli earthquakes of March / April 1999” presented in International Workshop on Seismo-electromagnetics and Space Science-2000, held at R.B.S. College, Agra, during 19-21 December, 2000.

“VLF electromagnetic noise bursts observed in borehole and their relation with mid latitude hiss” presented in International Workshop on Seismo-electromagnetic and Space Science-2000,held at R.B.S. College, Agra, during 19-21 December, 2000.

“Attenuation of Seismo-Electromagnetics signals in Earth crust” presented in International Workshop on Natural Hazards mitigation and management held at G.N.D., University, Amritsar during 12-15 March, 2001.

“Phase and amplitude monitoring of fixed frequency transmitter signals at Agra” presented in XII National Space Science Symposium, held at Barkatullah University, Bhopal, March, 2002.

“Ionospheric perturbations caused by bhuj earthquake” presented in International workshop on earth system processes related to Gujarat earthquake using space technology held at Indian Institute of Technology, Kanpur during 27-29 January, 2003.

“Ionospheric perturbations possibly related to some major earthquakes in India” presented in Regional conference on Emerging Trends of Technology in India, held at G.L.A.I.T.M., Mathura, during 25-26 January, 2004.

“On the attenuation of seismogenic emission in earth crust” presented in International workshop on Seismo-Electromagnetics Phenomena: Recent Progress (IWSEP-2007) held at bandung, Indonesia during 6-7 November, 2007.

“Subsurface electric field changes related to regional earthquakes” presented in International workshop on Seismo-Electromagnetics and Atmospheric Science held at R.B.S. College, Bichpuri, Agra during 18-20 November, 2010.

Anomalous VLF subsurface electric field changes associated with India – Nepalborder Earthquake ( M = 5.7 ) of 4, April-2011 and their lithosphere - atmosphere coupling observed at Mathura (India)presented in IInd Demeter International Workshop on Seismo- electromagnetics held at Salle de l’Espace, CNES HQ, 2 Place M. Quentin, Paris during 11-12 October, 2011

On the subsurface VLF electric field changes observed at Agra and Mathura, presented in DST-SERC School on Seismo-electromagnetics, held at FET, R.B.S. College, Bichpuri, Agra, during 6-26 February, 2012.

Anomalous subsurface VLF electric field emissions associated with some major earthquakes in India and around and their atmospheric effects observed at Mathura, presented in National Conference on Natural Hazards and Mitigation held at Eshan College of Engineering Farah, Mathura during 4-5 December 2012.

Measurement of sub-surface electric field changes associated with earthquakes presented in National Conference on Natural Hazards and Mitigation held at Eshan College of Engineering Farah, Mathura during 4-5 December 2012.

Subsurface electric VLF electric field emissions associated with regional shallow major earthquakes observed at Mathura presented in Brain Storming Workshop on "ULF/VLF and GPS-TEC based studies of precursory phenomena associated with earthquakes" held at FET, R.B.S. College, Bichpuri, Agra, during 28-29 November, 2014. 

Presence of seismogenic emissions in atmosphere as observed in terrestrial antenna at Mathura station presented in ICSTSH-2018 held at Department of Zoology, School of life sciences, Dr. Bhimrao Ambedkar University, Agra (India)during 26^th- 28^th February, 2018.

Statistical study of subsurface VLF electric field changes related to some major earthquakes occurred around India presented in National Conference held at Department of Geology, Banaras Hindu University, Varanasi during 4^th-6^th October, 2018.

Short - Term Course on “Futuristic Nanocomposites” conducted by Indian Institute of Technology, Kanpur during December, 08-12, 2008.

An International workshop on “Nanomaterials” held at Institute of Basic Sciences, Dr. B.R. Ambedkar University, Agra on December, 23, 2009.

Short-term programme on “Nanoscience and Nanotechnology” conducted by IIT Roorkee during 13– 17July, 2009

Round Table Conference on “Mathematical Formalism in Relativistic Cosmology” (MFRC – 2016) conducted by GLA University, Mathura in Collaboration with Jadavpur University, Kolkata, August 26 – 27, 2016

Short - Term Course on “Software tools for scientific research: Mathematica and LATEX” conducted by Malaviya National Institute of Technology, Jaipur during January, 09-13, 2018.

Short - Term Course on “National Workshop on MAPLE” conducted by GLA University, Mathura during April, 13-17, 2018.

Visited University of Electro-Communications, Tokyo, Japan to participate in an International Workshop on Seismo- Electromagnetics held during 19-22 September, 2000.

Indonesian National Institute of Aeronautics and Space, Bandung, Indonesia to participate in an International Workshop on Seismo-Electromagnetic Phenomena: Recent Progress held during 6-7 November, 2007.

Visited the Orleans de University Paris, France to participate in an IInd Demeter International Workshop on Seismo- electromagnetics held during 11-12 October, 2011.