Items where Author is "Ghatak, A. K."

Thyagarajan, K. ; Ghatak, A. K. ; Sharma, A. (1989) Vector modes of an optical fiber in the weakly guiding approximation Journal of Lightwave Technology, 7 (1). pp. 51-54. ISSN 0733-8724

Sharma, A. ; Mishra, P. K. ; Ghatak, A. K. (1988) Single-mode optical waveguides and directional couplers with rectangular cross section: a simple and accurate method of analysis Journal of Lightwave Technology, 6 (6). pp. 1119-1125. ISSN 0733-8724

Jain, Uma ; Sharma, Anurag ; Thyagarajan, K. ; Ghatak, A. K. (1982) Coupling characteristics of a diffused channel-waveguide directional coupler Journal of the Optical Society of America, 72 (11). pp. 1545-1549. ISSN 0030-3941

Hosain, S. I. ; Sharma, Anurag ; Ghatak, A. K. (1982) Splice-loss evaluation for single-mode graded-index fibers Applied Optics, 21 (15). pp. 2716-2720. ISSN 1559-128X

Sharma, Anurag ; Vizia Kumar, D. ; Ghatak, A. K. (1982) Tracing rays through graded-index media: a new method Applied Optics, 21 (6). pp. 984-987. ISSN 1559-128X

Sharma, A. ; Ghatak, A. K. (1981) A simple numerical method for the cutoff frequency of a single-mode fiber with an arbitrary index-profile IEEE Transactions on Microwave Theory and Techniques, 29 (6). pp. 607-610. ISSN 0018-9480

Sharma, Anurag ; Ghatak, A. K. (1981) A variational analysis of single mode graded-index fibers Optics Communications, 36 (1). pp. 22-24. ISSN 0030-4018

Khular, Enakshi ; Kumar, Arun ; Sharma, Anurag ; Goyal, I. C. ; Ghatak, A. K. (1981) Modes in buried planar optical waveguides with graded-index profiles Optical and Quantum Electronics, 13 (2). pp. 109-115. ISSN 0306-8919

Sharma, Anurag ; Sharma, Enakshi ; Goyal, I. C. ; Ghatak, A. K. (1980) Variational analysis of directional couplers with graded index profile Optics Communications, 34 (1). pp. 39-42. ISSN 0030-4018

Sharma, Anurag ; Khular, Enakshi ; Thyagarajan, K. ; Ghatak, A. K. (1979) Coupling of two parallel multimode parabolic index waveguides: an exact analysis in the weakly guiding approximation Optics Communications, 30 (2). pp. 166-169. ISSN 0030-4018

Thyagarajan, K. ; Sharma, Anurag ; Ghatak, A. K. (1978) Efficient coupling of incoherent light into optical fibers and bundles Applied Optics, 17 (15). pp. 2416-2419. ISSN 1559-128X

Ghatak, A. K. ; Goyal, I. C. ; Sharma, Anurag (1976) Mode conversion in dielectric waveguides Optical and Quantum Electronics, 8 (5). pp. 399-407. ISSN 0306-8919

Sharma, Anurag ; Hosain, S. I. ; Ghatak, A. K. (1976) The fundamental mode of graded-index fibres: simple and accurate variational methods Optical and Quantum Electronics, 14 (1). pp. 7-15. ISSN 0306-8919

Agrawal, G. P. ; Ghatak, A. K. ; Mehta, C. L. (1974) Propagation of a partially coherent beam through Selfoc fibers Optics Communications, 12 (3). pp. 333-337. ISSN 0030-4018