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Kumar, N. ; Sharma, Kamal (2013) Getting acquainted with gears and wheels – quantum mechanically Resonance, 18 (1). pp. 67-77. ISSN 0971-8044

Kumar, N. (2012) Classical orbital magnetic moment in a dissipative stochastic system Physical Review E - Statistical, Nonlinear and Soft Matter Physics, 85 (1). 011114_1-011114_4. ISSN 1539-3755

Sharma, Kamal ; Kumar, N. (2012) First-passage time: lattice versus continuum Physical Review E, 86 (3). 032104_1-032104_4. ISSN 1539-3755

Shalini, M. ; Sharma, D. ; Deshpande, A. A. ; Mathur, D. ; Ramachandran, Hema ; Kumar, N. (2012) Light scattering from a magnetically tunable dense random medium with dissipation: ferrofluid European Physical Journal D (EPJ D), The Atomic, Molecular and Optical Physics, 66 (1). p. 30. ISSN 1434-6060

Ranjith, V. ; Kumar, N. (2011) Effect of injected noise on electromagnetically induced transparency and slow light Current Science, 101 (5). pp. 653-657. ISSN 0011-3891

Kumar, N. ; Kumar, K. Vijay (2009) Classical Langevin dynamics of a charged particle moving on a sphere and diamagnetism: a surprise Europhysics Letters, 86 (1). 17001_p1-17001_p5. ISSN 0295-5075

Voggu, Rakesh ; Kumar, N. ; Rao, C. N. R. (2008) Dependence of the properties of magnetic nanoparticles on the interparticle separation Journal of Physical Chemistry C, 112 (46). pp. 17775-17777. ISSN 1932-7447

Roy, Dibyendu ; Kumar, N. (2008) Langevin dynamics in crossed magnetic and electric fields: Hall and diamagnetic fluctuations Physical Review E, 78 (5). 052102_1-052102_4. ISSN 1063-651X

Kumar, N. (2008) Deflection of ultra slow light by Earth's gravity on laboratory length scale EPL: Europhysics Letters, 82 (6). 60002_1-60002_4. ISSN 0295-5075

Roy, Dibyendu ; Kumar, N. (2008) Decohering d-dimensional quantum resistance Physical Review B, 77 (6). 064201_1-064201_6. ISSN 0163-1829

Chela-Flores, J. ; Kumar, N. (2008) Returning to Europa: can traces of surficial life be detected? International Journal of Astrobiology, 7 (3-4). pp. 263-269. ISSN 1473-5504

Kumar, N. (2007) Fall of ultra slow light under gravity Arxiv-eprints . pp. 1-4.

Roy, Dibyendu ; Kumar, N. (2007) Random-phase reservoir and a quantum resistor: the Lloyd model Physical Review B, 76 (9). 092202_1-092202_4. ISSN 0163-1829

Kumar, N. (2007) Resistance without resistance: an anomaly Current Science, 93 (3). pp. 357-359. ISSN 0011-3891

Sharma, Divya ; Ramachandran, Hema ; Kumar, N. (2007) Gaussian-to-Lévy statistical crossover in a random amplifying medium: Monte Carlo simulation Optics Communications, 273 (1). pp. 1-7. ISSN 0030-4018

Kumar, N. (2007) Crossover from normal (N) Ohmic subdivision to superconducting (S) equipartition of current in parallel conductors at the N-S transition: theory Europhysics Letters, 78 (3). 37001_1-37001_3. ISSN 0295-5075

Edwards, Peter P. ; Rao, C. N. R. ; Kumar, N. ; Alexandrov, A. Sasha (2006) The possibility of a liquid superconductor ChemPhysChem, 7 (9). pp. 2015-2021. ISSN 1439-4235

Kumar, N. (2006) Bose-Einstein condensation: where many become one and so there is plenty of room at the bottom Pramana - Journal of Physics, 67 (1). pp. 101-112. ISSN 0304-4289

Sarangi, S. ; Chockalingam, S. P. ; Mavinkurve, Raghav G. ; Bhat, S. V. ; Kumar, N. (2006) Equipartition of current in parallel conductors on cooling through the superconducting transition Journal of Physics: Condensed Matter, 18 (11). L143-L147. ISSN 0953-8984

Sharma, Divya ; Ramachandran, Hema ; Kumar, N. (2006) Lévy statistics of emission from a novel random amplifying medium: an optical realization of the Arrhenius cascade Optics Letters, 31 (12). pp. 1806-1808. ISSN 0146-9592

Singh, Navinder ; Kumar, N. (2005) Dissipative electron-phonon system photo-excited far from equilibrium Journal of Statistical Mechanics: Theory and Experiment, 2005 (06). L06001_1-L06001_6.

Kumar, N. (2005) Viscosity of suspensions and glass: turning power-law divergence into essential singularity Current Science, 88 (1). pp. 143-145. ISSN 0011-3891

Sood, A. K. ; Ghosh, Shankar ; Kumar, N. (2005) Flow driven electronic transport in carbon nanotubes International Journal of Nanoscience, 4 (5-6). pp. 839-848. ISSN 0219-581X

Singh, Navinder ; Kumar, N. (2005) Quantum diffusion on a dynamically disordered and harmonically driven lattice with static bias: decoherence Modern Physics Letters B, 19 (7-8). pp. 379-387. ISSN 0217-9849

Ghosh, S. ; Sood, A. K. ; Ramaswamy, S. ; Kumar, N. (2004) Flow-induced voltage and current generation in carbon nanotubes Physical Review B, 70 (20). 205423_1-205423_5. ISSN 0163-1829

Roopa, T. ; Kumar, N. ; Bhattacharya, S. ; Shivashankar, G. V. (2004) Dynamics of membrane nanotubulation and DNA self-assembly Biophysical Journal, 87 (2). pp. 974-979. ISSN 0006-3495

Kumar, K. Vijay ; Kumar, N. (2003) Classical angular momentum of light: a paradox and its resolution Resonance - Journal of Science Education, 8 (10). pp. 69-75. ISSN 0971-8044

Ghosh, Shankar ; Sood, A. K. ; Kumar, N. (2003) Carbon nanotube flow sensors Science, 299 (5609). pp. 1042-1044. ISSN 0036-8075

Ramakrishna, S. Anantha ; Kumar, N. (2002) Correcting the quantum clock: conditional sojourn times Europhysics Letters, 60 (4). pp. 491-497. ISSN 0295-5075

Kumar, M. Sanjay ; Dattagupta, S. ; Kumar, N. (2002) Zeno blocking of interplanar tunneling by intraplane inelastic scattering in layered superconductors: a generalized spin-boson analysis Physical Review B: Condensed Matter and Materials Physics, 65 (13). 134501_1-134501_8. ISSN 1098-0121

Anantha Ramakrishna, S. ; Kumar, N. (2002) Diffusion with constant speed in a model phase space International Journal of Modern Physics B, 16 (24). pp. 3715-3723. ISSN 0217-9792

Kumar, N. (2002) Left handed medium is just right Proceedings of Asia Academic Seminar . pp. 33-39.

Ahsan, M. A. H. ; Kumar, N. (2001) Rotating Bose gas with hard-core repulsion in a quasi-two-dimensional harmonic trap: vortices in Bose-Einstein condensates Physical Review A, 64 (1). 013608_1-013608_11. ISSN 1050-2947

Kumar, N. (2001) The Zeno effect and an inter-layer pairing mechanism for high-temperature superconductivity in layered materials Proceedings of the Eighth Asia-Pacific Physics Conference . p. 24.

Dattagupta, Sushanta ; Jayannavar, Arun M. ; Kumar, Narendra (2001) Landau diamagnetism revisited Current Science, 80 (7). pp. 861-863. ISSN 0011-3891

Kumar, N. (2001) Random amplifying medium: statistics of super-reflectance and time-delay fluctuations Physica E: Low-dimensional Systems and Nanostructures, 9 (3). pp. 356-361. ISSN 1386-9477

Gopal, Venkatesh ; Anantha Ramakrishna, S. ; Sood, A. K. ; Kumar, N. (2001) Photon transport in thin disordered slabs Pramana - Journal of Physics, 56 (6). pp. 767-778. ISSN 0304-4289

Ramakrishna, S. Anantha ; Kumar, N. (2001) Distribution of the delay time and the dwell time for wave reflection from a long random potential European Physical Journal B, 23 (4). pp. 515-519. ISSN 1434-6028

Ramakrishna, S. Anantha ; Das, E. Krishna ; Vijayagovindan, G. V. ; Kumar, N. (2000) Reflection of light from a random amplifying medium with disorder in the complex refractive index: statistics of fluctuations Physical Review B, 62 (1). pp. 256-261. ISSN 0163-1829

Ramakrishna, S. Anantha ; Kumar, N. (2000) Imaginary potential as a counter of delay time for wave reflection from a one-dimensional random potential Physical Review B, 61 (5). pp. 3163-3165. ISSN 0163-1829

Rao, C. N. R. ; Raju, A. R. ; Ponnambalam, V. ; Parashar, Sachin ; Kumar, N. (2000) Electric-field-induced melting of the randomly pinned charge-ordered states of rare-earth manganates and associated effects Physical Review B, 61 (1). pp. 594-598. ISSN 0163-1829

Bekele, Mulugeta ; Ananthakrishna, G. ; Kumar, N. (1999) Mean first passage time approach to the problem of optimal barrier subdivision for Kramer's escape rate Physica A: Statistical Mechanics and its Applications, 270 (1-2). pp. 149-158. ISSN 0378-4371

Ramakrishna, S. Anantha ; Kumar, N. (1999) Diffusion of particles moving with constant speed Physical Review E, 60 (2). pp. 1381-1389. ISSN 1063-651X

Kumar, N. (1999) Life before mean free path Current Science, 76 (10). pp. 1330-1333. ISSN 0011-3891

Bekele, Mulugeta ; Rajesh, S. ; Ananthakrishna, G. ; Kumar, N. (1999) Effect of Landauer's blow torch on the equilibration rate in a bistable potential Physical Review E, 59 (1). pp. 143-149. ISSN 1063-651X

Pradhan, P. ; Kumar, N. (1998) Geometric phase for a dimerized disordered continuum: topological shot noise Europhysics Letters, 44 (2). pp. 131-136. ISSN 0295-5075

Arulraj, Anthony ; Santhosh, P. N. ; Gopalan, R. Srinivasa ; Guha, Ayan ; Raychaudhuri, A. K. ; Kumar, N. ; Rao, C. N. R. (1998) Charge ordering in the rare-earth manganates: the origin of the extraordinary sensitivity to the average radius of the A-site cations,(r_A) Journal of Physics: Condensed Matter, 10 (38). pp. 8497-8504. ISSN 0953-8984

Kumar, N. ; Pareek, T. P. ; Jayannavar, A. M. (1998) c-Axis resistivity and high-T_c superconductivity Physical Review B, 57 (21). pp. 13399-13402. ISSN 0163-1829

Kumar, N. ; Pradhan, P. ; Jayannavar, A. M. (1998) Coherently amplifying random medium: statistics of super-reflection Superlattices and Microstructures, 23 (3-4). pp. 853-857. ISSN 0749-6036

Kumar, N. (1998) Highly anisotropic layered systems: intraplanar metallicity and inter-planar non-metallicity Philosophical Transactions of the Royal Society of London - Series A: Mathematical and Physical Sciences, 356 (1735). pp. 261-262. ISSN 0080-4614

Pareek, T. P. ; Jayannavar, A. M. ; Kumar, N. (1998) Blocking of inter-subspace tunneling by intra sub-space inelastic scattering Indian Journal of Physics, 23 . p. 853. ISSN 0019-5480

Raghavendra Prasad, B. ; Ramachandran, Hema ; Sood, Ajay Kumar ; Subramanian, C. K. ; Kumar, Narendra (1997) Lasing in active, sub-mean-free path-sized systems with dense, random, weak scatterers Applied Optics, 36 (30). pp. 7718-7724. ISSN 0003-6935

Kumar, N. (1997) Hall angle in high-T_c cuprates: anomalous temperature dependance and anisotropic scattering Current Science, 73 (1). pp. 64-65. ISSN 0011-3891

Kumar, N. ; Rao, C. N. R. (1997) The nature of charge ordering in rare earth manganates and its strong dependence on the size of the A-site cations Journal of Solid State Chemistry, 129 (2). pp. 363-366. ISSN 0022-4596

Kumar, N. (1997) Coherent wave transport in low dimensional random media Proceedings of the Tenth Summer School on Physics of Novel Materials, Australian National University, Canberra . pp. 315-381.

Kumar, N. ; Pareek, T. P. ; Jayannavar, A. M. (1997) Normal-state c-axis resistivity of the high-T_c cuprate superconductors Modern Physics Letters B, 11 (8). pp. 347-352. ISSN 0217-9849

Kumar, N. ; Jayannavar, A. M. (1997) Statistics of mesoscopic fluctuations of quantum capacitance Modern Physics Letters B, 11 (2-3). pp. 53-56. ISSN 0217-9849

Bekele, Mulugeta ; Ananthakrishna, G. ; Kumar, N. (1996) Optimal barrier subdivision for Kramers' escape rate Pramana - Journal of Physics, 46 (6). pp. 403-410. ISSN 0304-4289

Ashvin, V. ; Vijayagovindan, G. V. ; Kumar, N. (1996) Tunneling conductance of Luttinger liquids: resonances Physical Review B, 53 (20). R13239-R13241. ISSN 0163-1829

Kumar, N. (1995) Bose-Einstein condensation in a dilute atomic vapour Current Science, 69 (6). pp. 492-493. ISSN 0011-3891

Kumar, N. ; Jayannavar, A. M. (1995) On minimum metallic diffusivity in disordered conductors Current Science, 69 (1). pp. 57-58. ISSN 0011-3891

Kumar, N. (1995) A calculable quantum capacitance Current Science, 68 (9). pp. 945-946. ISSN 0011-3891

Pradhan, Prabhakar ; Kumar, N. (1994) Localization of light in coherently amplifying random media Physical Review B, 50 (13). pp. 9644-9647. ISSN 0163-1829

Tit, Nacir ; Pradhan, Prabhakar ; Kumar, N. (1994) Length-scale-dependent ensemble-averaged conductance of a 1D disordered conductor: conductance minimum Physical Review B, 49 (20). pp. 14715-14717. ISSN 0163-1829

Sanyal, Subrata ; Sood, Ajay K. ; Ramkumar, S. ; Ramaswamy, Sriram ; Kumar, N. (1994) Novel polarization dependence in diffusing-wave spectroscopy of crystallizing colloidal suspensions Physical Review Letters, 72 (18). pp. 2963-2966. ISSN 0031-9007

Bhat, S. V. ; Rastogi, A. ; Kumar, N. ; Nagarajan, R. ; Rao, C. N. R. (1994) Paramagnetic Meissner effect in YBa₂Cu₃O_7-δ: a non-resonant microwave absorption study Physica C: Superconductivity, 219 (1-2). pp. 87-92. ISSN 0921-4534

Hegde, M. S. ; Thomas, Boben ; Vasanthacharya, N. Y. ; Bhat, S. V. ; Srinivasu, V. V. ; Kumar, N. (1993) Critical-current variation with Pr content in Y_1-xPr_xBa₂Cu₃O₇ epitaxial films Physical Review B, 48 (9). pp. 6465-6469. ISSN 0163-1829

Pradhan, Prabhakar ; Kumar, N. (1993) Suppression of conductance fluctuations in short one-dimensional disordered conductors Physical Review B, 48 (8). pp. 5661-5663. ISSN 0163-1829

Tit, Nacir ; Kumar, N. ; Halley, J. W. ; Shore, H. (1993) Possibility of two types of localized states in a two-dimensional disordered lattice Physical Review B: Condensed Matter and Materials Physics, 47 (23). pp. 15988-15991. ISSN 1098-0121

Kumar, N. (1993) Two-Fermi-liquid model for high-T_c superconductivity involving suppression of tunneling by decoherence Current Science, 64 (10). pp. 754-755. ISSN 0011-3891

Rubio, A. ; Kumar, N. (1993) Reflection effect of localized absorptive potential on non-resonant and resonant tunneling Physical Review B: Condensed Matter and Materials Physics, 47 (4). pp. 2420-2422. ISSN 1098-0121

Kumar, N. (1993) One-parameter scaling: some open questions AIP Conference Proceedings, 286 . pp. 3-11. ISSN 1551-7616

Kumar, N. (1993) Looking through the ground glass Journal of the Indian Institute of Science, 73 (2). pp. 171-179. ISSN 0970-4140

Kumar, N. ; Jayannavar, A. M. (1992) Temperature dependence of the c-axis resistivity of high-T_c layered oxides Physical Review B, 45 (9). pp. 5001-5004. ISSN 0163-1829

Sood, A. K. ; Chandrabhas, N. ; Muthu, D. Victor S. ; Jayaraman, A. ; Kumar, N. ; Krishnamurthy, H. R. ; Pradeep, T. ; Rao, C. N. R. (1992) Pressure-induced shift of the photoluminescence band in single crystals of buckminster fullerene C₆₀ and its implications for superconductivity in doped samples Solid State Communications, 81 (1). pp. 89-92. ISSN 0038-1098

Jayannavar, A. M. ; Kumar, N. (1991) Generalization of Bruggeman's unsymmetrical effective-medium theory to a three-component composite Physical Review B, 44 (21). pp. 12014-12015. ISSN 0163-1829

Bhat, S. V. ; Srinivasu, V. V. ; Kumar, N. (1991) Temperature-dependent phase reversal of nonresonant microwave and rf absorption in high-T_c superconductors Physical Review B, 44 (18). pp. 10121-10125. ISSN 0163-1829

Kumar, N. (1990) Localization of isolated holes in a Mott insulator and delocalization by pairing Physical Review B, 42 (10). pp. 6138-6141. ISSN 0163-1829

Kumar, N. ; Lee, P. A. ; Shapiro, B. (1990) Conduction in highly anisotropic metals Physica A: Statistical Mechanics and its Applications, 168 (1). pp. 447-455. ISSN 0378-4371

Kumar, N. (1990) Magnetic pairing of charge carriers in doped Mott insulators Journal of Solid State Chemistry, 88 (1). pp. 207-216. ISSN 0022-4596

Farrell, Mary Eileen ; Bishop, Marilyn F. ; Kumar, N. ; Lawrence, W. E. (1990) Theory of the effects of destruction of localization by inelastic scattering in the resistivity of pure thin potassium wires Physical Review B, 42 (6). pp. 3260-3270. ISSN 0163-1829

Rao, C. N. R. ; Ramakrishnan, T. V. ; Kumar, N. (1990) Systematics in the thermopower behaviour of several series of bismuth and thallium cuprate superconductors: an interpretation of the temperature variation and the sign of the thermopower Physica C: Superconductivity, 165 (2). pp. 183-188. ISSN 0921-4534

Kumar, N. (1989) Temperature dependence of hole mobility in Mott insulators: normal-state resistivity of high T_c superconductors Physical Review B: Condensed Matter and Materials Physics, 40 (1). pp. 844-845. ISSN 1098-0121

Chhajlany, S. C. ; Mal'nev, V. N. ; Kumar, N. (1989) Coulomb-diamagnetic problem in two dimensions Physical Review A, 39 (10). pp. 5082-5084. ISSN 1050-2947

Rojo, A. G. ; Kumar, N. ; Balseiro, C. A. (1989) Oscillatory magneto conductance of quantum double-well channels Solid State Communications, 70 (4). pp. 485-487. ISSN 0038-1098

Jayannavar, A. M. ; Vijayagovindan, G. V. ; Kumar, N. (1989) Energy dispersive backscattering of electrons from surface resonances of a disordered medium and 1/f noise Zeitschrift fur Physik B Condensed Matter, 75 (1). pp. 77-79. ISSN 0722-3277

Heinrichs, J. ; Jayannavar, A. M. ; Kumar, N. (1988) Constant conductance fluctuations in disordered metals Solid State Communications, 67 (11). pp. 1103-1107. ISSN 0038-1098

Kumar, N. (1988) Berry's phase and weak localization in the presence of spin-orbit interaction Current Science, 57 (14). pp. 761-763. ISSN 0011-3891

Kumar, Narendra (1988) Hole pairing in antiferromagnetically correlated layered oxides Physica C: Superconductivity, 153-155 . pp. 1227-1228. ISSN 0921-4534

Simon, R. ; Kumar, N. (1988) A note on the Berry phase for systems having one degree of freedom Journal of Physics A: Mathematical and General, 21 (7). pp. 1725-1727. ISSN 0305-4470

Mello, P. A. ; Pereyra, P. ; Kumar, N. (1988) Macroscopic approach to multichannel disordered conductors Annals of Physics, 181 (2). pp. 290-317. ISSN 0003-4916

Jayannavar, A. M. ; Kumar, N. (1988) Mooij correlation in disordered metals Physical Review B, 37 (1). pp. 573-576. ISSN 0163-1829

Mello, Pier A. ; Pereyra, Pedro ; Kumar, Narendra (1988) A soluble random-matrix model for relaxation in quantum systems Journal of Statistical Physics, 51 (1-2). pp. 77-94. ISSN 0022-4715

Kumar, N. ; Baxter, David V. ; Richter, R. ; Strom-Olsen, J. O. (1987) Weak localization in two and three dimensions: dephasing by zero-point motion Physical Review Letters, 59 (16). pp. 1853-1855. ISSN 0031-9007

Mohan, M. M. ; Kumar, N. (1987) Spin singlet d wave hole pairing in the new high-T_c superconductors Journal of Physics C: Solid State Physics, 20 (23). L527-L531. ISSN 0022-3719

Vijayagovindan, G. V. ; Jayannavar, A. M. ; Kumar, N. (1987) Electric-field-dependent average resistance and the resistance fluctuation in one-dimensional disordered systems Physical Review B, 35 (4). pp. 2029-2032. ISSN 0163-1829

Kumar, N. (1986) Quantum-ohmic resistance fluctuation in disordered conductorsa - an invariant imbedding approach Pramana - Journal of Physics, 27 (1-2). pp. 33-42. ISSN 0304-4289

Kumar, N. ; Jayannavar, A. M. (1986) Resistance fluctuation at the mobility edge Journal of Physics C: Solid State Physics, 19 (4). L85-L89. ISSN 0022-3719

Kumar, N. (1985) Quantum first-passage problem Pramana - Journal of Physics, 25 (4). pp. 363-367. ISSN 0304-4289

Kumar, N. ; Jayannavar, A. M. (1985) Quantum diffusion in thin disordered wires Physical Review B, 32 (5). pp. 3345-3347. ISSN 0163-1829

Farrell, Mary Eileen ; Bishop, Marilyn F. ; Kumar, N. ; Lawrence, W. E. (1985) Localization effects in thin potassium wires Physical Review Letters, 55 (6). pp. 626-629. ISSN 0031-9007

Arumugam, S. ; Bhat, S. V. ; Kumar, N. ; Ramanathan, K. V. ; Srinivasan, R. (1985) Observation of a plastic crystalline phase in solid MBBA Proceedings of the Indian Academy of Sciences - Chemical Sciences, 95 (1-2). pp. 39-47. ISSN 0253-4134

Kumar, N. (1985) Resistance fluctuation in a one-dimensional conductor with static disorder Physical Review B: Condensed Matter and Materials Physics, 31 (8). pp. 5513-5515. ISSN 1098-0121

Kumar, N. ; Mello, P. A. (1985) Information theory and resistance fluctuations in one-dimensional disordered conductors Physical Review B, 31 (5). pp. 3109-3111. ISSN 0163-1829

Arumugam, S. ; Bhat, S. V. ; Kumar, N. ; Ramanathanan, K. V. ; Srinivasan, R. (1985) NMR and X-ray investigations of a plastic crystalline phase in MBBA Molecular Crystals and Liquid Crystals, 126 . pp. 161-173. ISSN 1058-725X

Pandey, R. B. ; Kumar, N. ; Stauffer, D. (1984) Speculations on self-avoiding surfaces in fractals - a mean field treatment Journal of Physics A: Mathematical and General, 17 (15). L859-L861. ISSN 0305-4470

Heinrichs, J. ; Kumar, N. (1984) Note on the physical interpretation of classical motion induced by static randomness Journal of Physics C: Solid State Physics, 17 (28). L741-L743. ISSN 0022-3719

Kumar, N. (1984) Invariant imbedding approach to the length-scale dependent conductance of a one-dimensional disordered medium Current Science, 53 (7). pp. 358-360. ISSN 0011-3891

Heinrichs, J. ; Kumar, N. (1984) Non-diffusive classical transport in a medium with static randomness Journal of Physics C: Solid State Physics, 17 (5). pp. 769-774. ISSN 0022-3719

Kumar, N. (1983) Note on the one-parameter scaling theory of localization Journal of Physics C: Solid State Physics, 16 (4). L109-L111. ISSN 0022-3719

Kumar, N. ; Jayannavar, A. M. (1982) Frequency- and temperature-dependent mobility of a charged carrier on a randomly interrupted strand Physical Review B, 25 (6). pp. 4291-4294. ISSN 0163-1829

Jayannavar, A. M. ; Kumar, N. (1982) Nondiffusive quantum transport in a dynamically disordered medium Physical Review Letters, 48 (8). pp. 553-556. ISSN 0031-9007

Kumar, N. ; Jayannavar, A. M. (1981) A note on the effective medium theory of random resistive-reactive medium Journal of Physics C: Solid State Physics, 14 (26). L785-L788. ISSN 0022-3719

Amritkar, R. E. ; Kumar, N. ; Srinivasan, R. (1981) Observability of conduction electron spin resonance (CESR) in superconductors Solid State Communications, 38 (11). pp. 1095-1097. ISSN 0038-1098

Jayannavar, A. M. ; Kumar, N. (1981) Orbital diamagnetism of a charged Brownian particle undergoing a birth-death process Journal of Physics A: Mathematical and General, 14 (6). pp. 1399-1405. ISSN 0305-4470

Heinrichs, J. ; Kumar, N. (1979) Spectral diffusion in random lattices Physical Review B: Condensed Matter and Materials Physics, 20 (4). pp. 1377-1389. ISSN 1098-0121

Amritkar, R. E. ; Kumar, N. (1978) Coherence factors in excitonic insulators Solid State Communications, 26 (10). pp. 627-631. ISSN 0038-1098

Kumar, N. (1978) On renormalization-group theoretic approach to Anderson localisation Current Science, 47 (5). pp. 143-144. ISSN 0011-3891

Kumar, N. ; Heinrichs, J. (1978) Electron localization and statistical mechanics of a zero-component classical field Physica Status Solidi B, 85 (1). pp. 163-170. ISSN 0370-1972

Krishan, V. ; Kumar, N. (1978) Upper mass limit for neutron star stability against black hole formation Astrophysics and Space Science, 57 (1). pp. 241-243. ISSN 0004-640X

Heinrichs, J. ; Kumar, A. Anil ; Kumar, N. (1977) Diffusion of localized optical excitations and trap emission in ruby Journal of Physics C: Solid State Physics, 10 (3). pp. 391-396. ISSN 0022-3719

Heinrichs, J. ; Kumar, A. A. ; Kumar, N. (1976) Low-field hopping conductivity in granular metals Journal of Physics C: Solid State Physics, 9 (17). pp. 3249-3257. ISSN 0022-3719

Kumar, N. ; Heinrichs, J. (1976) Stochastic treatment of AC hopping conduction in disordered systems Journal of Physics C: Solid State Physics, 9 (12). pp. 2331-2338. ISSN 0022-3719

Heinrichs, J. ; Kumar, N. (1976) Transient effects in low-temperature specific heat of amorphous dielectrics Physical Review Letters, 36 (23). pp. 1406-1409. ISSN 0031-9007

Brouers, F. ; Kumar, N. ; Litt, C. (1976) Local spin-susceptibility in disordered alloys II Le Journal De Physique, 37 (3). pp. 245-251.

Heinrichs, J. ; Kumar, N. (1976) Force between metallic films at small separation Solid State Communications, 18 (8). pp. 961-963. ISSN 0038-1098

Brouers, F. ; Kumar, N. (1975) On the theory of localization in disordered systems Solid State Communications, 17 (11). pp. 1453-1457. ISSN 0038-1098

Keinrichs, J. ; Kumar, N. (1975) Simple exact treatment of conductance in a random Bethe lattice Journal of Physics C: Solid State Physics, 8 (22). L510-L516. ISSN 0022-3719

Chhajlany, S. C. ; Kumar, N. (1975) Strong-gravity bound quark-antiquark pairs and meson mass spectrum Lettere Al Nuovo Cimento (1971 - 1985), 13 (17). pp. 649-652. ISSN 0375-930X

Kumar, N. ; Heinrichs, J. ; Kumar, A. A. (1975) Self-consistent theory of localization in weakly disordered systems Solid State Communications, 17 (4). pp. 541-544. ISSN 0038-1098

Heinrichs, J. ; Kumar, N. (1975) Exact result for bimetallic interfaces Physical Review B: Condensed Matter and Materials Physics, 12 (2). pp. 802-805. ISSN 1098-0121

Kumar, N. ; Chhajlany, S. C. (1975) Internal excitations of charged self-gravitating matter Lettere Al Nuovo Cimento (1971 - 1985), 12 (17). pp. 683-686. ISSN 0375-930X

Heinrichs, J. ; Kumar, N. (1975) Binding energy of Wannier excitons in polar crystals Solid State Communications, 16 (8). pp. 1035-1039. ISSN 0038-1098

Chhajlany, S. C. ; Kumar, N. (1975) Reinterpretation of the reciprocity theory of elementary particles Lettere Al Nuovo Cimento (1971 - 1985), 13 (10). pp. 364-366. ISSN 0375-930X

Kumar, N. ; Kumar, A. A. (1974) Infinite divisibility and critical phenomena Lettere Al Nuovo Cimento (1971 - 1985), 11 (1). pp. 39-43. ISSN 0375-930X

Kumar, N. (1974) Intrinsic two-phonon-exchange mechanism of superconductivity and enhancement of T_c Physical Review B, 9 (11). pp. 4993-4995. ISSN 0163-1829

Kumar, N. ; Subramanian, R. R. (1974) A probabilistic approach to the problem of electron localization in disordered systems and sharpness of the mobility edge Journal of Physics C: Solid State Physics, 7 (10). pp. 1817-1821. ISSN 0022-3719

Nandiniand, R. ; Kumar, N. (1974) Resistance minimum in dilute "magnetic" alloys in the absence of impurity moments Physica Status Solidi B, 63 (1). pp. 377-384. ISSN 0370-1972

Amritkar, R. E. ; Kumar, N. (1974) A semi-phenomenological theory of two phase transitions in liquid ³He below 3 m°K Lettere Al Nuovo Cimento (1971 - 1985), 10 (3). pp. 81-84. ISSN 0375-930X

Krishnasamy, L. ; Kumar, N. (1973) Brillouin scattering by phonons renormalized by two-magnon excitations in ferromagnetic dielectrics Physica Status Solidi B, 60 (2). pp. 539-545. ISSN 0370-1972

Kumar, N. ; Nandini, R. (1973) Magnetic field due to the self-gravity-induced electric polarization of a rotating massive body Physical Review D - Particles, Fields, Gravitation and Cosmology, 7 (12). pp. 3586-3589. ISSN 1550-7998

Reddy, A. K. N. ; Kumar, N. (1973) A dipole-assisted mechanism for ion transport across nerve cell membranes Current Science, 42 (10). pp. 337-339. ISSN 0011-3891

Nandani, R. ; Kumar, N. (1973) On a problem in random-lattice statics-application to fluorescence quenching in solid phosphors containing random imperfections Progree of Theoretical Physics, 49 (5). pp. 1420-1427. ISSN 0033-068X

Prasanna, A. R. ; Kumar, N. (1973) Spin precession of a charged particle in a magnetic field including the effects of general relativity Progress of Theoretical Physics, 49 (5). pp. 1553-1558. ISSN 0033-068X

Kumar, N. ; Athreya, K. B. (1973) A three dimensional ferromagnetic Ising 'Fluid' model Pramana - Journal of Physics, 1 (2). pp. 98-103. ISSN 0304-4289

Athreya, K. B. ; Subramanian, R. R. ; Kumar, N. (1972) On the problem of non-transport of electrons in disordered systems (Anderson localization) Current Science, 41 (24). pp. 867-870. ISSN 0011-3891

Krishnasami, L. ; Kumar, N. (1972) Phonon mediated two magnon light scattering from ferromagnetic insulators Physics Letters A, 41 (5). pp. 445-446. ISSN 0375-9601

Kumar, N. (1972) Exact solution of d-dimensional ising model for finite continuous spins (D) and non-zero external field (B) Current Science, 41 (20). pp. 727-728. ISSN 0011-3891

Kumar, N. ; Sridhar, R. (1972) Exact energy eigenvalues for an attractive Coulomb potential with zero-radius hard core Physics Letters A, 39 (5). pp. 389-390. ISSN 0375-9601

Kumar, N. ; Nandini, R. (1972) Undamped Cooper pairs in a non-degenerate electron system Physics Letters A, 38 (6). pp. 425-426. ISSN 0375-9601

Kumar, N. ; Muthanna, M. ; Sinha, K. P. (1972) On mass quantisation of elementary particles Proceedings of the Indian Academy of Sciences, Section A, 75 (2). pp. 57-67. ISSN 0370-0089

Kumar, N. ; Sinha, K. P. (1971) Insulator-metal transition Proceedings of the Indian Academy of Sciences, Section A, 73 (6). pp. 313-330. ISSN 0370-0089

Kumar, N. (1971) Quantum kinematics of Fermi-Dirac vacuum-plus-one-electron problem Proceedings of the Indian Academy of Sciences, Section A, 74 (2). pp. 79-82. ISSN 0370-0089

Kumar, N. ; Sinha, K. P. (1971) Quantum theoretic explanation of the Schwarz-Hora effect Proceedings of the Indian Academy of Sciences, Section A, 74 (2). pp. 91-98. ISSN 0370-0089

Kumar, N. (1970) Attractive electron-electron interaction induced by the dynamical Jahn-Teller effect involving degenerate impurity orbitals: a theory of the impurity enhancement of the superconductive transition temperature in dilute alloys Physical Review B: Condensed Matter and Materials Physics, 2 (7). pp. 2500-2511. ISSN 1098-0121

Kumar, N. (1969) A theoretical model pulsating neutron stars (pulsars) Physics Letters A, 30 (3). pp. 199-201. ISSN 0375-9601

Kumar, N. (1969) A note on the role of zero-point energy in evolutionary cosmology Journal of Physics A: General Physics, 2 (2). pp. 210-213. ISSN 0022-3689

Kumar, N. (1969) Zero-point energy and continuous creation of matter in an expanding universe Progress of Theoretical Physics, 41 (2). pp. 382-390. ISSN 0033-068X

Kumar, N. ; Sinha, K. P. (1968) Possibility of photoinduced superconductivity Physical Review, 174 (2). pp. 482-488. ISSN 0031-899X

Kumar, N. ; Sinha, K. P. (1968) A new mechanism of linewidth maxima in ferrimagnetic resonance Journal of Applied Physics, 39 (2). pp. 1073-1075. ISSN 0021-8979

Joshi, A. W. ; Kumar, N. (1967) Spin-wave impurity states in antiferromagnets Il Nuovo Cimento B (1965-1970), 51 (2). pp. 315-328. ISSN 0369-3554

Kumar, N. ; Sinha, K. P. (1967) On the origin of "giant moments" in dilute alloys Physics Letters A, 24 (3). pp. 161-162. ISSN 0375-9601

Kumar, N. ; Sinha, K. P. (1967) Path integral approach to interacting electron-phonon systems Il Nuovo Cimento B (1965-1970), 51 (2). pp. 547-549. ISSN 0369-3554

Kumar, N. ; Sinha, K. P. (1967) Spin-phonon relaxation due to transverse optical modes Physica, 34 (3). pp. 387-397. ISSN 0031-8914

Kumar, N. ; Sinha, K. P. (1967) A new mechanism of magnon-phonon relaxation process in ferrimagnetic insulators Physica, 36 (4). pp. 655-662. ISSN 0031-8914

Kumar, Narendra ; Sinha, K. P. (1966) Temperature dependent exchange narrowing of line width in EPR on interacting donors in germanium and silicon Zeitschrift für Physik A: Hadrons and Nuclei, 197 (1). pp. 26-31. ISSN 0939-7922

Swarup, Prem ; Kumar, Narendra (1964) Microwave Faraday rotation in ferrite powders Nature, 204 . pp. 947-948. ISSN 0028-0836