Research Works

Dispersion relation and growth in a free-electron laser with ion-channel guiding

P Jha, P Kumar

Physical Review E 57 (2), 2256

1998

Second harmonic generation in laser magnetized–plasma interaction

P Jha, RK Mishra, G Raj, AK Upadhyay

Physics of plasmas 14 (5)

2007

Self-focusing of intense laser beam in magnetized plasma

P Jha, RK Mishra, AK Upadhyaya, G Raj

Physics of plasmas 13 (10)

2006

Electron trajectories and gain in free electron laser with ion channel guiding

P Jha, P Kumar

IEEE transactions on plasma science 24 (6), 1359-1363

1996

Modulation instability of laser pulse in magnetized plasma

P Jha, P Kumar, G Raj, AK Upadhyaya

Physics of plasmas 12 (12)

2005

Three-dimensional simulation of a free-electron laser amplifier

P Jha, JS Wurtele

Nuclear Instruments and Methods in Physics Research Section A: Accelerators …

1993

Effect of Coulombic expansion on the evolution characteristics of short laser pulses propagating in clustered gas

RK Mishra, P Jha

Physics of Plasmas 18 (8)

2011

Electric and magnetic wakefields in a plasma channel

P Jha, P Kumar, AK Upadhyaya, G Raj

Physical Review Special Topics-Accelerators and Beams 8 (7), 071301

2005

Spot-size evolution of laser beam propagating in plasma embedded in axial magnetic field

P Jha, RK Mishra, AK Upadhyay, G Raj

Physics of Plasmas 14 (11)

2007

Laser wakefield acceleration in magnetized plasma

P Jha, A Saroch, RK Mishra, AK Upadhyay

Physical Review Special Topics-Accelerators and Beams 15 (8), 081301

2012

Self-focusing and channel-coupling effects on short laser pulses propagating in a plasma channel

P Jha, N Wadhwani, AK Upadhyaya, G Raj

Physics of Plasmas 11 (6), 3259-3263

2004

Generation of wakefields and terahertz radiation in laser-magnetized plasma interaction

P Jha, A Saroch, RK Mishra

Europhysics Letters 94 (1), 15001

2011

Second harmonic generation by propagation of a p-polarized obliquely incident laser beam in underdense plasma

P Jha, E Agrawal

Physics of Plasmas 21 (5)

2014

Nonlinear theory of propagation of intense laser pulses in magnetized plasma

N Wadhwani, P Kumar, P Jha

Physics of Plasmas 9 (1), 263-266

2002

Numerical and simulation study of terahertz radiation generation by laser pulses propagating in the extraordinary mode in magnetized plasma

P Jha, N Kumar Verma

Physics of Plasmas 21 (6)

2014

Relativistic and ponderomotive effects on laser plasma interaction dynamics

P Jha, N Wadhwani, G Raj, AK Upadhyaya

Physics of Plasmas 11 (5), 1834-1839

2004

Propagation of chirped laser pulses in a plasma channel

P Jha, A Malviya, AK Upadhyay

Physics of Plasmas 16 (6)

2009

Wakefield generation and electron acceleration by intense super-Gaussian laser pulses propagating in plasma

P Jha, A Saroch, RK Mishra

Laser and Particle Beams 31 (4), 583-588

2013

Harmonic generation in free-electron laser with circularly polarized wiggler and ion-channel guiding

P Jha, P Kumar, K Pande

IEEE transactions on plasma science 27 (2), 637-642

1999

Propagation of an intense laser beam in a tapered plasma channel

P Jha, RG Singh, AK Upadhyaya, RK Mishra

Physics of Plasmas 15 (3)

2008

Free electron laser with linearly polarized wiggler and ion channel guiding

S Lal, P Kumar, P Jha

Physics of Plasmas 10 (7), 3012-3016

2003

Terahertz radiation generation by propagation of circularly polarized laser pulses in axially magnetized plasma

P Sharma, N Wadhwani, P Jha

Physics of Plasmas 24 (1)

2017

Relativistic and ponderomotive effects on stimulated Raman scattering of intense laser radiation in plasma

P Jha, G Raj, AK Upadhyaya

IEEE transactions on plasma science 34 (3), 922-926

2006

Effect of transverse ponderomotive nonlinearity on the propagation of ultrashort laser pulses in a plasma channel

AK Upadhyay, RG Singh, V Singh, P Jha

Physics of Plasmas 15 (12)

2008

Propagation of sinusoidal pulse laser beam in a plasma channel

AK Upadhyay, G Raj, RK Mishra, P Jha

Physics of Plasmas 14 (11)

2007

Simultaneous evolution of spot size and length of short laser pulses in a plasma channel

P Jha, A Malviya, AK Upadhyay, V Singh

Plasma Physics and Controlled Fusion 50 (1), 015002

2007

Nonlinear propagation of sinusoidal pulse laser beam in homogeneous plasma

AK Upadhyay, G Raj, RK Mishra, A Malviya, P Jha

Physics of Plasmas 14 (9)

2007

Wakefield generation via two color laser pulses

P Jha, A Saroch, N Kumar Verma

Physics of Plasmas 20 (5)

2013

Wakefield effects on the evolution of symmetric laser pulses in a plasma channel

P Jha, A Malviya, AK Upadhyay

Laser and Particle Beams 28 (2), 245-251

2010

Pulse distortion and modulation instability in laser plasma interaction

P Jha, RG Singh, AK Upadhyay

Physics of Plasmas 16 (1)

2009

Nonlinear temporal evolution of plasma waves in backward stimulated Raman scattering

G Raj, AK Upadhyaya, RK Mishra, P Jha

Physics Letters A 371 (1-2), 135-139

2007

Simulation study of terahertz radiation generation by circularly polarized laser pulses propagating in axially magnetized plasma

A Saroch, P Jha

Physics of Plasmas 24 (12)

2017

Phase-matched second-harmonic generation via laser plasma interaction

NK Verma, E Agrawal, P Jha

Europhysics Letters 109 (1), 15001

2015

Harmonic generation by the propagation of two-colour laser beams in an underdense plasma

P Jha, NK Verma, A Saroch

Journal of Plasma Physics 79 (5), 933-938

2013

Effect of chirping on the intensity profile and growth rate of modulation instability of a laser pulse propagating in plasma

RK Mishra, P Jha

Laser and Particle Beams 29 (2), 259-263

2011

Effect of Wakefields on the propagation of a Short Laser Pulse in a Plasma channel

AK Upadhyay, V Singh, P Jha

Plasma Physics and Controlled Fusion 51 (10), 105011

2009

Electron acceleration by amplified wakefield generated by two copropagating laser pulses in plasma

G Raj, AK Upadhyaya, RK Mishra, P Jha

Physical Review Special Topics-Accelerators and Beams 11 (7), 071301

2008

Single-particle dynamics of a free-electron laser with axial field

TP Pandya, LM Bali, U Bakshi, P Jha

Physical Review A 35 (12), 5131

1987

Generation of circularly polarized harmonic radiation by two color laser beams propagating in plasma

P Sharma, E Agrawal, P Jha

Physics of Plasmas 25 (9)

2018

Self-focusing and compression of laser pulses in partially stripped plasma

P Jha, V Singh, AK Upadhyay

Physics of Plasmas 18 (7)

2011

Generation of very low energy-spread electron beams using low-intensity laser pulses in a low-density plasma

AK Upadhyay, SA Samant, D Sarkar, P Jha, S Krishnagopal

Physics of Plasmas 18 (3)

2011

Filamentation instability of an intense laser beam in axially inhomogeneous plasma

P Jha, RG Singh, RK Mishra

Physica Scripta 81 (5), 055504

2010

Enhanced harmonic generation by propagation of two-color p-polarized laser beams in plasma

E Agrawal, NK Verma, P Jha

Laser and Particle Beams 35 (1), 182-189

2017

Optimization of laser parameters to obtain high-energy, high-quality electron beams through laser-plasma acceleration

SA Samant, D Sarkar, AK Upadhyay, S Krishnagopal, P Jha

Physics of Plasmas 17 (10)

2010

Harmonic generation by circularly polarized laser beams propagating in plasma

E Agrawal, H Hemlata, P Jha

Physics of Plasmas 22 (4)

2015

Quasi-static magnetic field generation due to a linearly polarized laser beam propagating in plasma

AK Upadhyay, P Jha

Physics of Plasmas 15 (9)

2008

Evolution of a circularly polarized laser beam in an obliquely magnetized plasma channel

AK Upadhyay, P Jha

Laser and Particle Beams 35 (4), 631-640

2017

Enhanced terahertz radiation generation by two-color laser pulses propagating in plasma

NK Verma, P Jha

Laser and Particle Beams 34 (2), 378-383

2016

Evolution of chirped laser pulses in a magnetized plasma channel

P Jha, H Hemlata, RK Mishra

Physics of Plasmas 21 (12)

2014

Simulation study of wakefield generation by two color laser pulses propagating in homogeneous plasma

R Kumar Mishra, A Saroch, P Jha

Physics of Plasmas 20 (9)

2013

Growth rate of modulation instability of a laser pulse propagating in clustered gas

RK Mishra, P Jha

Laser and Particle Beams 31 (3), 365-369

2013

Simulation of electron acceleration by two laser pulses propagating in a homogenous plasma

S Krishnagopal, AK Upadhyay, D Sarkar, P Jha, SA Samant

a a 20, 10

2010

Electron acceleration by wakefield generated by the propagation of chirped laser pulse in plasma

S Singh, D Mishra, B Kumar, P Jha

Physica Scripta 98 (7), 075504

2023

Generation of terahertz radiation by short laser pulses propagating in obliquely magnetized plasma

D Mishra, P Sharma, S Singh, B Kumar, P Jha

Plasma Research Express 3 (2), 025002

2021

Propagation characteristics of two-color laser pulses in homogeneous plasma

H Hemlata, A Saroch, P Jha

Physics of Plasmas 22 (11)

2015

Harmonics in FEL with plane polarised wiggler and axial guide field

TP Pandya, LM Bali, P Jha, A Srivastava, RK Shukla, V Saxena

Journal of the Physical Society of Japan 62 (10), 3432-3440

1993

Higher free-electron laser frequencies with circularly polarized wigglers and axial magnetic fields

LM Bali, TP Pandya, P Jha, A Srivastava, RK Shukla

Physical Review A 43 (3), 1633

1991

Single particle analysis of free-electron laser with uniform axial electrostatic and magnetic fields

P Jha, P TP, S Lal

Journal of the Physical Society of Japan 58 (11), 3936-3938

1989

Study of Self-injection of an Electron Beam in a Laser-driven Plasma Cavity

S Krishnagopal, SA Samant, D Sarkar, AK Upadhyay, P Jha

Proceedings of IPAC2011. San Sebastin, Spain

2011

Response to “Comment on ‘Self-focusing and channel-coupling effects on short laser pulses propagating in a plasma channel’”[Phys. Plasmas 12, 094702 (2005)]

P Jha, AK Upadhyaya, G Raj

Physics of Plasmas 12 (9), 094702

2005

New radiation frequency in free-electron lasers with axial guide field

LM Bali, TP Pandya, P Jha, R Manglik

JOSA B 5 (11), 2322-2326

1988

Stability of spheroidal drops in the field of a point charge

TP Pandya, LM Bali, P Jha

Journal of colloid and interface science 99 (1), 278-285

1984

Terahertz to near infrared radiation generation using two-colour counter and co-polarized laser pulses propagating in homogeneous plasma

D Mishra, S Singh, B Kumar, P Jha

Physica Scripta 98 (11), 115612

2023

Generation of tunable terahertz radiation by a laser pulse propagating in a magnetized plasma channel

S Singh, D Mishra, B Kumar, P Jha

Laser Physics 33 (7), 076001

2023

Second harmonic generation by circularly polarized laser beam propagating in obliquely magnetized plasma

P Sharma, P Jha

The European Physical Journal D 73, 1-6

2019

Phase-matched harmonic generation by two-colour laser beams propagating in plasma

E Agrawal, P Jha

Laser Physics Letters 15 (12), 126002

2018

Simulation study of terahertz radiation generation by propagation of intense laser pulses in plasma

NK Verma, P Jha

High Energy Density generated, 79

2016

Analytical study of Wakefield generation via propagating of laser pulses in ho-mogeneous plasma

P Sharma, P Jha

High Energy Density generated, 81

2016

Simulation study of electron acceleration by wakes driven by super-Gaussian laser pulses propagating in homogeneous plasma

A Saroch, P Jha

High Energy Density generated, 87

2016

Third harmonic radiation generation via interaction of circularly polarized laser beam with plasma

E Agrawal, P Jha

High Energy Density generated, 85

2016

Acceleration of externally injected electrons by two-color laser pulses propagating in homogeneous plasma

A Saroch, P Jha

Advances in Light Technologies and Spectroscopy of Materials, 97

2016

Evolution of short laser pulse in partially stripped plasma

RK Mishra, RG Singh, P Jha

OPTIMIZATION OF NONLINEAR WAKEFIELD AMPLITUDE IN LASER PLASMA INTERACTION

AK Upadhyay, D Sarkar, P Jha, S Krishnagopal, SA Samant

2010

Basic Processes in Fully and Partially Ionized Plasmas-Relativistic and Ponderomotive Effects on Stimulated Raman Scattering of Intense Laser Radiation in Plasma

P Jha, G Raj, AK Upadhyaya

IEEE Transactions on Plasma Science 34 (3), 922-926

2006

Spontaneous emission and harmonic generation in free electron laser with elliptically polarised electromagnetic wiggler

P Jha, S Lal

Defence Science Journal 51 (4), 437

2001

LASER WAKEFIELD ACCELERATION IN MAGNETIZED PLASMA

P JHA, A SAROCH, RK MISHRA

VIRTUAL 1 (1), 81301-81301

2001

Three dimensional simulation of an FEL amplifier with an axial field

A Srivastava, LM Bali, TP Pandya, P Jha, RK Shukla

Nuclear Instruments and Methods in Physics Research. Section A: Accelerators …

1995

Electron trajectories and gains in FEL with an axial guide field

P TP, P Jha, A Srivastava

Journal of the Physical Society of Japan 60 (9), 2914-2921

1990

Electrostatic interaction of liquid molecule with surroundings

TP Pandya, LM Bali, P Jha

Physics and Chemistry of Liquids 19 (3), 155-161

Wakefields in Plasma: Particle Acceleration and Terahertz Generation

P Jha

OPTIMIZATION OF NONLINEAR WAKEFIELD AMPLITUDE IN LASER PLASMA INTERACTION

D SARKAR, S KRISHNAGOPAL, SA SAMANT, AK UPADHYAY, P JHA