| An exact matrix representation of Maxwell's equations SA Khan Physica Scripta 71 (5), 440, 2005 | 80 | 2005 |
| Quantum mechanics of charged-particle beam transport through magnetic lenses SA Khan, R Jagannathan Physical Review E 51 (3), 2510-2515, 1995 | 66 | 1995 |
| Beam optics of the Dirac particle with anomalous magnetic moment M Conte, R Jagannathan, SA Khan, M Pusterla Particle Accelerators 56 (2), 99-126, 1996 | 60 | 1996 |
| Quantum theory of the optics of charged particles R Jagannathan, SA Khan Advances in Imaging and Electron Physics 97, 257-359, 1996 | 58* | 1996 |
| The Foldy–Wouthuysen transformation technique in optics SA Khan Optik 117 (10), 481-488, 2006 | 45 | 2006 |
| Quantum theory of charged particle beam optics SA Khan University of Madras, 1997 | 43* | 1997 |
| Wavelength-dependent modifications in Helmholtz Optics SA Khan International journal of theoretical physics 44 (1), 95-125, 2005 | 40 | 2005 |
| Quantum Mechanics of Charged Particle Beam Optics: Understanding Devices from Electron Microscopes to Particle Accelerators: Understanding Devices from Electron Microscopes to … R Jagannathan, SA Khan CRC Press, 2019 | 36 | 2019 |
| The Foldy-Wouthuysen Transformation Technique in Optics II SA Khan Advances in Imaging and Electron Physics 152, 49-78, 2008 | 35 | 2008 |
| Hamilton's optical–mechanical analogy in the wavelength-dependent regime SA Khan Optik-International Journal for Light and Electron Optics 130, 714-722, 2017 | 33 | 2017 |
| Passage from scalar to vector optics and the Mukunda-Simon-Sudarshan theory for paraxial systems SA Khan Journal of Modern Optics 63 (17), 1652-1660, 2016 | 32 | 2016 |
| Maxwell optics of quasiparaxial beams SA Khan Optik-International Journal for Light and Electron Optics 121 (5), 408-416, 2010 | 32* | 2010 |
| Quantum methods in light-beam optics SA Khan Optics & Photonics News 27 (12), 47, 2016 | 30 | 2016 |
| Aberrations in Maxwell Optics SA Khan Optik-International Journal for Light and Electron Optics 125 (3), 968–978, 2014 | 30* | 2014 |
| Arab origins of the discovery of the refraction of light; Roshdi Hifni Rashed Awarded the 2007 King Faisal International Prize SA Khan Optics and photonics news 18 (10), 22-23, 2007 | 28 | 2007 |
| Quantum-like approach to the transversal and longitudinal beam dynamics. The halo problem SA Khan, M Pusterla The European Physical Journal A-Hadrons and Nuclei 7 (4), 583-587, 2000 | 27 | 2000 |
| Quantum mechanics of accelerator optics R Jagannathan, S. A. Khan ICFA Beam Dynamics Newsletter 13, 21-27, 1997 | 27* | 1997 |
| Quantum Methodologies in Helmholtz Optics SA Khan Optik-International Journal for Light and Electron Optics 127 (20), 9798-9809, 2016 | 26 | 2016 |
| Foldy-Wouthuysen transformation and a quasiparaxial approximation scheme for the scalar wave theory of light beams SA Khan, R Jagannathan, R Simon arXiv preprint physics/0209082, 2002 | 24 | 2002 |
| Quantum theory of magnetic quadrupole lenses for spin-1/2 particles SA Khan 15th Advanced ICFA Beam Dynamics Workshop on Quantum Aspects of Beam Physics …, 1999 | 23 | 1999 |
Ramaswamy JagannathanRetired Professor of Physics, The Institute of Mathematical Sciences (IMSc), Chennai, INDIAVerified email at imsc.res.in