Arvinder Singh and Keshav Walia, Relativistic self focusing and self channeling of gaussian laser beam in plasma, Applied Physics B: Lasers and Optics, Springer, Vol. 101, No. 3, pp. 617-622(2010).
Keshav Walia and Arvinder Singh, Comparison of two theories for the relativistic self-focusing of laser beam in plasmas, Contribution to Plasma Physics, Wiley-VCH Verleg, Vol. 51, No. 4, pp. 375-381(2011).
Arvinder Singh and Keshav Walia, Self-focusing of Gaussian laser beam through Collisionless Plasma and its effect on Second harmonic generation, Journal of Fusion Energy, Springer, Vol. 30, No. 6 pp 555-560(2011).
Arvinder Singh and Keshav Walia, Enhanced Raman Scattering of Elliptical Laser beam in Collisional Plasma. Contribution to Plasma Physics,Wiley-VCH Verleg, Vol. 51, No. 9, pp. 788-797(2011).
Arvinder Singh and Keshav Walia, Self-focusing of laser beam in Collisional plasma and its effect on Second Harmonic generation. Laser and Particle Beams, Cambridge University Press (USA), Vol. 29, No. 4, 407-414(2011).
Arvinder Singh and Keshav Walia, Enhanced Raman Scattering of Elliptical Laser beam in Collisionless Plasma. Journal of Fusion Energy, Springer, Vol. 31,No. 9 pp 21-29(2011).
Arvinder Singh and Keshav Walia, Self-focusing of Elliptical laser beam in Collisional Plasma and its effect on Stimulated Brillouin Scattering Process. Journal of Fusion Energy, Springer, Vol. 31, No. 6, pp 531-537(2012).
Arvinder Singh and Keshav Walia, Stimulated Brillouin Scattering of Elliptical laser beam in Collisionless Plasma. Optics and Laser Technology, Elsevier, Vol. 44, No. 4, pp 781-787(2012).
Arvinder Singh and Keshav Walia, Stimulated Brillouin Scattering of Gaussian laser beam in relativistic plasma, Journal of Fusion Energy, Springer, Vol. 32, Issue 3, pp 355-361(2013).
Arvinder Singh and Keshav Walia, Self-focusing of Gaussian laser beam in Collisionless plasma and its effect on Stimulated Brillouin Scattering, Optics Communications, Elsevier, Volume 290, No. 1, p. 175-182(2013).
Arvinder Singh and Keshav Walia, Stimulated Raman Scattering of gaussian laser beam in relativistic plasma, Optik, Elsevier, Vol. 124, Issue 18, pp 3470-3475(2013).
Arvinder Singh and Keshav Walia, Self-focusing of gaussian laser beam through collisional plasmas: Moment Theory Approach, Journal of Fusion Energy, Springer , Vol. 32, Issue 4, pp 422-425(2013).
Arvinder Singh and Keshav Walia, Self-focusing of gaussian laser beam in Collisionless Plasma and its effect on Stimulated Raman Scattering Process. Optik , Elsevier , Vol. 124, Issue 23, pp. 6074–6080(2013).
Keshav Walia and Arvinder Singh, Effect of Self-focusing on Stimulated Raman Scattering by a Gaussian laser beam in Collisional Plasma : Moment Theory Approach, J. Nonlinear Optic. Phys. Mat., World Scientific, No. 3, Vol. 22, pp 1350030(2013)
Keshav Walia and Arvinder Singh, Self-focusing of gaussian laser beam in thermal Conduction-loss predominant plasmas, Optics and Laser Technology, Elsevier, 125(3), pp 989-992, 2014.
Keshav Walia and Arvinder Singh, Effect of self-focusing of gaussian laser beam on second harmonic generation in Relativistic plasma, Journal of Fusion Energy, Springer, Vol. 33, No. 1, pp 83-87(2014).
Keshav Walia and Arvinder Singh, Comparison of two theories during self-focusing of gaussian laser beam in thermal Conduction-loss predominant plasma, Optics and Laser Technology, Elsevier, No. 3, Vol. 125, pp 989-992(2014).
Keshav Walia, Enhanced Brillouin scattering of gaussian laser beam in collisional plasma: Moment theory approach, J. Nonlinear Optic. Phys. Mat., World Scientific, 23, No. 1, 1450011(2014).
Keshav Walia and Sarabjit Kaur, Nonlinear Interaction of Elliptical laser beam with cold collisional Plasma: Effect of linear absorption, Communications in Theoretical Physics, IOP 65, No. 1, 78-82(2016).
Keshav Walia, Nonlinear Interaction of High Power Elliptical Laser Beam with Cold Collisionless Plasma, Journal of Fusion Energy, Springer, Vol. 35, No. 2, pp 446-451(2016).
Keshav Walia, Effect of self-focusing of elliptical laser beam on second harmonic generation in collisionless plasma, Optics and Laser Technology, Elsevier, Vol. 127, No. 16, pp 6618-6624(2016).
Yachna Tyagi, Deepak Tripathi and Keshav Walia, Laser second harmonic generation in a magnetoplasma assisted by an electrostatic wave, Physics of Plasmas, AIP Publishing 24, No. 4, 043104- 043107(2017).
Keshav Walia, Deepak Tripathi and Yachna Tyagi, Investigation of Weakly Relativistic Ponderomotive Effects on Self-Focusing During Interaction of High Power Elliptical Laser Beam with Plasma.
Communications in Theoretical Physics, IOP 68, No. 2, 245-249(2017).
Keshav Walia and Jasmeen Kaur, Effect of self-focused laser beam on second harmonic generation in cold collisionless plasma, J. Nonlinear Optic. Phys. Mat., World Scientific, 49, 21-35(2018).
Keshav Walia and Kritika, Self-focusing of high power laser beam in underdense plasma and its effect on second harmonic generation: Effect of relativistic and ponderomotive nonlinearity, Nonlinear Optics, Quantum Optics, Old City Publishing, 49, 63-77(2018).
Yachna Tyagi, Deepak Tripathi, Keshav Walia, and Deepak Garg, Ion Acoustic Wave assisted laser beat wave terahertz generation in a plasma Channel, Physics of Plasmas, AIP Publishing 25, 043118(2018)
Keshav Walia, Nonlinear Interaction of Elliptical Laser Beam with Thermal Quantum Plasma: Relativistic Effects. Nonlinear Optics, Quantum Optics, Old City Publishing, 49, 143-155(2018).
Keshav Walia, Second Harmonic Generation of High Power Elliptical Laser Beam in Underdense Plasma: Relativistic Effects, Nonlinear Optics, Quantum Optics, Old City Publishing, 49, 91-104(2018).
Keshav Walia, Effect of Self-focused high power elliptical laser beam on second harmonic generation in unmagnetized plasma, Nonlinear Optics, Quantum Optics, Old City Publishing, 49, 209-222(2018).
Keshav Walia and Deepak Tripathi, Self-focusing of elliptical laser beam in cold quantum plasma, Optics and Laser Technology, Elsevier, Vol. 186, 46-51(2019).
Keshav Walia, Yachna Tyagi, Deepak Tripathi, A. M. Alshehri, Nafis Ahmad, Stimulated Raman scattering of high power beam in thermal quantum plasma, Optik, Elsevier, Vol. 195, 163166(2019).
Keshav Walia, Vinit Kakkar, Deepak Tripathi, Second harmonic generation of high power laser beam in cold quantum plasma, Optik, Elsevier, Vol. 204, 164150(2020).
Keshav Walia, Nonlinear interaction of high power beam in weakly relativistic and ponderomotive thermal quantum plasma, Optics Communications, Elsevier, Vol. 219, 165040(2020).
Keshav Walia, Stimulated Brillouin Scattering of high power beam in unmagnetized plasma: Effect of relativistic and ponderomotive nonlinearities, Optics Communications, Elsevier, Vol. 221, 165365(2020).
Vikas, Keshav Walia, R.K. Verma, Lossy mode resonance-based uniform core tapered fiber optic sensor for sensitivity enhancement, Communications in Theoretical Physics, IOP 72, 095502(2020).
Keshav Walia, Self-focusing of high power beam in unmagnetized plasma and its effect on Stimulated Raman scattering process, Optik, Elsevier, Vol. 225, 165592(2021).
Keshav Walia, R.K. Verma, Arvinder Singh, Second harmonic generation of laser beam in quantum plasma under collective influence of relativistic-ponderomotive nonlinearities, Optics Communications, Elsevier, Vol. 225, 165745(2021).
Keshav Walia , Self-focusing of laser beam in weakly relativistic-ponderomotive thermal quantum plasma, Optik, Elsevier, Vol. 225, 165889(2021).
Vinit Kakkar, Keshav Walia, Deepak Tripathi, Impact of self-focused high power beam on second harmonic generation in collisional plasmas, Optik, Elsevier, Vol. 226, 165978(2021).
Vinit Kakkar, Keshav Walia, Deepak Tripathi, Second Harmonic generation of intense beam in thermal quantum plasmas under joint action of relativistic-ponderomotive force, Optics Communications, Elsevier, Vol. 244,
167597(2021).
Vinit Kakkar, Keshav Walia, Yachna Tyagi, Deepak Tripathi, Effect of Pulse Enhancement on beat wave THz generation in a ripple density magnetized plasma, Optics and Laser Technology, Elsevier, Vol. 244, 167601(2021).
Aman Bhatia, Keshav Walia, Arvinder Singh, Second harmonic generation of intense Laguerre-Gaussian beam in relativistic plasma having exponential density, Optik, Elsevier, Vol. 244, 167608(2021).
Keshav Walia, Prashant Sharma, Arvinder Singh, Second harmonic generation of intense Laguerre-Gaussian beam in relativistic plasma having exponential density, Optics and Laser Technology, Elsevier, Vol. 244, 167608(2021).
Aman Bhatia, Keshav Walia, Arvinder Singh, Influence of self-focused Laguerre-Gaussian laser beam on second harmonic generation in collisionless plasma having density transition, Optik, Elsevier, Vol. 245, 167747(2021).
Keshav Walia and Arvinder Singh, Non-linear interaction of Cosh-Gaussian beam in thermal quantum plasma under combined influence of relativistic-ponderomotive force, Optics and Laser Technology, Elsevier, Vol. 247, 167867(2021).
Keshav Walia, Taranjot Singh, Arvinder Singh, Effect of self-focused Cosh-Gaussian beam on second harmonic generation in collisional plasmas, Optics and Laser Technology, Elsevier, Vol. 258, 168894(2022).
Keshav Walia, Kulkaran Singh, Deepak Tripathi, Second harmonic generation of high power Cosh-Gaussian beam in cold collisionless plasma, Accepted in Communications in theoretical Physics, IOP(UK).
Keshav Walia, Nonlinear dynamics of intense laser beam in unmagnetized plasma and its influence on second harmonic generation, Accepted in Journal of Fusion Energy, Springer.