2008
1. J.N.Roy, G.K.Maity, D.K.Gayen and T.Chattopadhyay, “Terahertz Optical Asymmetric Demultiplexer based tree-net architecture for all optical conversion scheme from binary to its other 2n radix based form”, Chinese Optics Letters, (OSA) 6(7), 536-540, (2008). Link
2. T.Chattopadhyay, G.K.Maity and Jitendra Nath Roy, “Designing of all-optical tri-state logic system with the help of optical nonlinear material”, Journal of Nonlinear Optical Physics & Materials, (World Scientific), 17(3), (2008), 315-328. Link
2009
3. T.Chattopadhyay, C.Taraphdar and J.N.Roy, “Quaternary Galois field adder based all-optical multivalued logic circuits”, Applied Optics, (feature issue on ‘optical high-performance computing’) (OSA), 48(22), (2009), E35-E44. Link
4. T.Chattopadhyay and J.N.Roy, “Polarization encoded all-optical quaternary multiplexer and demultiplexer-a proposal”, Optik International Journal for Light and Electron Optics, (Elsevier), 120 (2009), 941-946. Link
5. T.Chattopadhyay and J.N.Roy, “All-optical conversion scheme: binary to quaternary and quaternary to binary number”, Optics & Laser Technology, (Elsevier), 41(3), 289-294, (2009). Link
6. T.Chattopadhyay, J.N.Roy and A.K.Chakraborty, “Polarization encoded all-optical quaternary R-S flip-flop using binary latch”, Optics Communications, (Elsevier), 282, 1287-1293 (2009). Link
7. T.Chattopadhyay and J.N.Roy, “An all-optical technique for a binary-to-quaternary encoder and a quaternary-to-binary decoder”, J.Opt.A: Pure Appl. Opt. (IOP), 11 (2009) 075501 (8pp) doi:10.1088/1464-4258/11/7/075501. Link
8. T.Chattopadhyay, “All-optical terahertz optical asymmetric demultiplexer (TOAD) based binary comparator: a proposal”, Journal of Nonlinear Optical Physics & Materials, (World Scientific), 18(3), (2009), 471-480. Link
2010
9. T.Chattopadhyay, “All-optical quaternary circuits using quaternary T-gate”, Optik International Journal for Light and Electron Optics, (Elsevier), 121, (2010), 1784-1788, DOI:10.1016/j.ijleo.2009.04.014. Link
10. T. Chattopadhyay and J. N. Roy, "Polarization encoded TOAD based all-optical quaternary Literals", Optik International Journal for Light and Electron Optics, (Elsevier), 121, (2010), 617-622. Link
11. G.K.Maity, T.Chattopadhyay, D.K.Gayen, C.Tarapdhar, A.K.Maity, S.P.Maity and J.N.Roy, “All-optical binary flip-flop with the help of terahertz optical asymmetric demultiplexer”, Nat Comput (Springer) (special issue on ‘optical supercomputing’), 9(4) (2010), 903-916, DOI 10.1007/s11047-009-9162-8. Link
12. C.Taraphdar, T.Chattopadhyay and J.N.Roy, “Mach–Zehnder interferometer-based all-optical reversible logic gate”, Optics & Laser Technology, (Elsevier), 42, (2010), 249-259. Link
13. T.Chattopadhyay, “All-optical symmetric ternary logic gate”, Optics and Laser Technology, (Elsevier), 42, (2010), 1014-1021. Link
14. T.Chattopadhyay and J.N.Roy, “Design of SOA-MZI based all-optical programmable logic device (PLD)”, Optics Communication, (Elsevier), 283 (2010), 2506-2517. Link
15. T.Chattopadhyay and J.N.Roy, “Polarization Encoded All-optical Quaternary Universal Inverter and Designing of Multi-valued Flip-flop”, Optical Engineering, (SPIE). 49(3), 035201(2010), doi: 10.1117/1.3362897. Link
16. T.Chattopadhyay, “All-optical clocked delay flip-flop using a single terahertz optical asymmetric demultiplexer based switch: a theoretical study”, Applied Optics, (OSA), 49(28), (2010), 5226-5235. Link
17. D.K.Gayen, T.Chattopadhyay, R.K.Pal and J.N.Roy, “All-optical multiplication with the help of semiconducter optical amplifier-assisted Sagnac switch”, J. Comput Electron, (Springer), 9(2), (2010), 57-67, DOI 10.1007/s10825-010-0305-z. Link
2011
18. C.Taraphdar, T.Chattopadhyay and J.N.Roy, “Designing of an all-optical scheme for single input Ternary logical operations”, Optik International Journal for Light and Electron Optics, (Elsevier), 122(1), (2011), 33-36. Link
19. T.Chattopadhyay and J.N.Roy, “All-optical quaternary Galois field sum of product (GFSOP) circuits”, Optik International Journal for Light and Electron Optics, (Elsevier), 122(9), (2011), 758-763. Link
20. D. K. Gayen, T. Chattopadhyay, M.K.Das, J. N. Roy and R. K. Pal , “All-optical binary to Gray code and Gray to binary code conversion scheme with the help of Semiconductor Optical Amplifier -assisted Sagnac Switch”, IET Circuits, Devices and system, (special issue on ‘Optical Computing Circuits, Devices and Systems’), 5(2), (2011), 123-131. Link
21. T.Chattopadhyay, M.K.Das, J.N.Roy, A.K.Chakraborty and D.K.Gayen, “Interferometric switch based all optical scheme for Conversion of Binary number to its Quaternary Signed Digit form”, IET Circuits, Devices and system, (special issue on ‘Optical Computing Circuits, Devices and Systems’), 5(2), (2011), 132-142. Link
22. T.Chattopadhyay and J.N.Roy, “Polarization encoded all-optical quaternary successor with the help of SOA assisted Sagnac switch”, Optics communication, (Elsevier), 284(12), (2011), 2755-2762. Link
23. T.Chattopadhyay and J.N.Roy, “Semiconductor optical amplifier (SOA)-assisted Sagnac switch for designing of all-optical tri-state logic gates”, Optik International Journal for Light and Electron Optics, (Elsevier), 122(12), 2011, 1073-1078. Link
24. D.K.Gayen, T.Chattopadhyay, R.K.Pal and J.N.Roy, “All-optical Prefix Tree Adder with the help of Terahertz Optical Asymmetric Demultiplexer”, Chinese Optics Letters, (OSA), 9(4), 062001, (2011). Link
25. T.Chattopadhyay, “Eliminating the additional input beam in all-optical XOR gate using Terahertz Optical Asymmetric Demultiplexer (TOAD) based interferometer: A theoretical analysis”, Optik International Journal for Light and Electron Optics, (Elsevier), 122, (2011), 1486–1491. doi:10.1016/j.ijleo.2010.09.033. Link
26. K.E. Zoiros, M. K. Das, D.K. Gayen, H. K Maity, T.Chattopadhyay and J. N. Roy, “All-Optical Pseudorandom Binary Sequence Generator with TOAD based D Flip-Flops”, Optics communication, (Elsevier), 284, (2011), 4297-4306. doi:10.1016/j.optcom.2011.05.007. Link
27. T.Chattopadhyay and J.N.Roy, “Easy conversion technique of Binary to Quaternary Signed Digit and vice versa”, Physics Express, (Cognizure-publishers), 1(3), 2011, 165-174. Link
28. T.Chattopadhyay, “All-optical programmable Boolean logic unit (PBLU) using SOA-MZI switch”, IET Optoelectronics, 5(6), (2011), 270-280. Link
29. T.Chattopadhyay, “Optical programmable Boolean logic unit”, Applied Optics, (OSA), 52(32), (2011), 6049-6056. Link
30. T.Chattopadhyay, “All-optical cross-bar network architecture using TOAD based interferometric switch and using it to design reconfigurable logic unit”, Optical Fiber Technology, (Elsevier), 17(6), (2011), 558-567. doi:10.1016/j.yofte.2011.07.013. Link
31. C.Taraphdar, T.Chattopadhyay and J.N.Roy, “Designing of Polarization encoded all-optical ternary multiplexer and Demultiplexer”, Recent Patents on Signal Processing, (Bentham Science Publishers), 1(2), (2011), 143-155. Link
2012
32. T.Chattopadhyay, “All-optical modified Fredkin gate”, IEEE Journal of Selected Topics in Quantum Electronics, (special issue on ‘Nonlinear-optical signal processing’), 18(2), (2012), 585-592. DOI: 10.1109/JSTQE.2011.2106111. Link
33. T.Chattopadhyay, C.Reis, P.André and A.Teixeira, “Theoretical analysis of all-optical clocked D flip-flop using a single SOA assisted symmetric MZI”, Optics communication, (Elsevier), 285(9), (2012), 2266-2275. Link
34. T.Chattopadhyay and T. Sarkar, “All-optical by Kerr nonlinear prism and its application to of binary-to-gray-to-binary code conversion”, Optics & Laser Technology, (Elsevier), 44, (2012), 1722-1728. Link
35. T.Chattopadhyay, “Terahertz optical asymmetric demultiplexer (TOAD) based half-adder and using it to design all-optical flip-flop”, Optik International Journal for Light and Electron Optics, (Elsevier), 123, (2012), 1961-1964. Link
36. T.Chattopadhyay, “Optical reversible programmable Boolean logic unit”, Applied Optics, (OSA), 51(21), (2012), 5266-5271. Link
37. T.Chattopadhyay, P.Bhowmik and J.N.Roy, “Polarization encoded optical N-valued inverter”, JOSA B, (OSA), 29(10), (2012), 2852-2860. Link
38. D.K.Gayen, A.Bhattachryya, T.Chattopadhyay and J.N.Roy, “Ultrafast all-optical half adder using quantum-dot semiconductor optical amplifier-based Mach-Zehnder interferometer”, Journal of lightwave Technology, (IEEE), 30(21), (2012), 3387-3393. Link
39. C. Reis, T. Chattopadhyay, P.André and A.Teixeira, “Single Mach-Zehnder interferometer based Boolean logic gates”, Applied Optics, (OSA), 51(36), (2012), 8693-8701. Link
40. M.K.Das, J.N.Roy and T.Chattopadhyay, “Passive all-optical tree architecture (PATA) based scheme for conversion of 2n radix based number to its binary form”, IET Optoelectronics, 6(5), 223-229, (2012). doi: 10.1049/iet-opt.2011.0088. Link
41. C. Reis, L. Costa, A. Bogoni, A. Maziotis, A. Teixeira, C. Kouloumentas, D. Apostolopoulos, D. Erasme, G. Berrettini, G. Meloni, G. Parca, H. Brahmi, I. Tomkos, L. Poti, M. Bougioukos, P. S.André, P. Zakynthinos, R. Dionisio, T. Chattopadhyay, H. Avramoupoulos , “Evolution of All-Optical Flip-Flops and Their applications in Optical Communications Networks”, IET Optoelectronics, 6(6), 263-276, (2012), doi:10.1049/iet-opt.2012.0012. Link
42. T.Chattopadhyay and T.Sarkar, “Logical Design of Quaternary Signed Digit Conversion Circuit and its Effectuation using Operational Amplifier”, Bonfring International Journal of Power Systems and Integrated Circuits, 2(4), (2012), 7-12. doi: 10.9756/BIJPSIC.3130. Link
43. J.K.Rakshit, T.Chattopadhyay and J.N.Roy, “Design of microring resonator basedall optical adder/subtractor”, Progress in Theoretical and Applied physics (House of scientific research), 1(1), (2012), 32-43. Link
2013
44. T.Chattopadhyay, “Simultaneous logic operations and their inverse in a single circuit using simple optical components”, Optics & laser Technology, (Elsevier), 48, (2013) 35-43, http://dx.doi.org/10.1016/j.optlastec.2012.10.017. Link
45. T.Chattopadhyay and J.N.Roy, “All-optical ordinary quaternary inverter (QNOT) using binary NOT gate”, Optik International Journal for Light and Electron Optics, (Elsevier), 124(8), (2013),pp. 667-674. doi: 10.1016/j.ijleo.2012.01.035. Link
46. A.Bhattachryya, D.K.Gayen and T.Chattopadhyay, “All-optical 4-bit binary to binary coded decimal converter with the help of semiconductor optical amplifier assisted Sagnac switch”, Optics Communication, (Elsevier), 293, (2013), 31-42. Link
47. C. Reis, A. Maziotis, C. Kouloumentas, T. Chattopadhyay, N. Calabretta, P. André, G. Berrettini, G. Meloni, A. Bogoni, H. J. S. Dorren, H. Avramopoulos and A. Teixeira, “Performance comparison of all-optical clocked S-R and D type flip-flops”, Optik International Journal for Light and Electron Optics, (Elsevier), 124(16), (2013), pp. 2327-2333. http://dx.doi.org/10.1016/j.ijleo.2012.06.107. Link
48. T.Chattopadhyay, T.A.Moniem and H.K.Maity, “All-Optical Pseudorandom Binary Sequence (PRBS) Generator Using the Hardlimiters”, Optik Int.ernational Journal for Light and Electron Optics, (Elsevier), 124(20), (2013), pp. 4252-4256. doi: http://dx.doi.org/10.1016/j.ijleo.2012.12.072. Link
49. T.Chattopadhyay and J.N.Roy, “Design of polarization encoded all-optical 4-valued Max logic gate and its applications”, Optics Communication, (Elsevier), 300, (2013), 119-128. Link
50. T.Chattopadhyay and J.N.Roy, “All-optical quaternary computing and information processing : a promesing path”, Journal of Optics, (Springer), (in press), doi: 10.1007/s12596-013-0126-0. Link
51. J.K.Rakshit, J.N.Roy and T.Chattopadhyay , “Design of micro-ring resonator based all optical parity generator and checker circuit”, Optics Communication, (Elsevier), 303, (2013), 30-37. doi: http://dx.doi.org/10.1016/j.optcom.2013.03.025. Link
52. P.Bhowmik, T.Chattopadhyayand J.N.Roy , “Ternary Galois Field Arithmetic Operations With Optical Nonlinear Material (OPNLM) Switch", Optik International Journal for Light and Electron Optics, (Elsevier), (in press). Link
53. E. Dimitriadou, K. E. Zoiros, T. Chattopadhyay and J. N. Roy, “Design of ultrafast all-optical 4-bit parity generator and checker using quantum-dot semiconductor optical amplifier-based Mach-Zehnder interferometer”, Journal of Computational Electronics, (Springer), 12(3), pp. 481-489, May 2013. Link
54. D.K.Gayen and T.Chattopadhyay, “Designing of Optimized All-Optical Half Adder Circuit Using Single Quantum-Dot Semiconductor Optical Amplifier Assisted Mach-Zehnder Interferometer”, Journal of Lightwave Technology, (IEEE / OSA), Vol. 31, Issue 12, pp. 2029-2035 (2013). Link
55. T.Chattopadhyay, “Optical logic gates using binary decision diagram with mirrors”, Optics & Laser Technology, (Elsevier), 54, pp. 159-169, (2013). Link
56. J.K.Rakshit, T.Chattopadhyay and J.N.Roy, “Design of ring resonator based all optical switch for logic and arithmetic operations - a theoretical study”, Optik International Journal for Light and Electron Optics, (Elsevier), 124(23), pp. 6048-6057, (2013). Link
57. T.Chattopadhyay, “Optical Logic circuit using double controlled logic gate”, IET Optoelectronics, 7(5), pp. 99-109, (2013). Link
58. A.Bhattachryya, D.K.Gayen and T.Chattopadhyay, “All-optical parallel parity generator circuit with the help of semiconductor optical amplifier (SOA)-assisted Sagnac switches”, Optics Communication, (Elsevier), 313, pp. 99-105, (2013). Link
2014
59. J.K.Rakshit, J.N.Roy and T.Chattopadhyay , “A theoretical study of all optical clocked D flip flop using single micro-ring resonator ”, Journal of Computational Electronics, (Springer), March 2014, Volume 13, Issue 1, pp 278-286, DOI: 10.1007/s10825-013-0519-y. Link
60. T.Sarkar and T.Chattopadhyay, “Design of RS latch and RS flip-flop in quantum cellular automata”, Physics Express, Vol. 4: 27, (2014), pp. 1-7. Link
61. T.Chattopadhyay, “2D MEMS based diagonal switching design for simultaneous optical XOR / XNOR operation”, Optics Communications, (Elsevier), Vol. 330, (2014), pp. 6-11. Link
62. P.Bhowmik, J.N.Roy and T.Chattopadhyay, “Designing of all optical generalized circuit for two-input binary and multi–valued logical operations”, Optics Communications, (Elsevier), Vol. 331, (2014), pp. 14-27. Link
63. C. Reis, G. Parca, M. Bougioukos, A. Maziotis, S. Pinna, G. Giannoulis, H. Brahmi, P.André, N. Calabretta, V. Vercesi, G. Berrettini, C. Kouloumentas, A. Bogoni, T.Chattopadhyay, D. Erasme, H. Avramoupoulos, A. Teixeira, "Experimental analysis of an all-optical packet router", Journal of communication and networking, (JOCON), (IEEE / OSA), 6(7), (2014), pp. 629-634. Link
64. T.Chattopadhyay, “Table-top mirror based parallel programmable optical logic device”, Optics & Laser Technology, (Elsevier), Vol. 64, (2014), pp. 308-318. Link
65. P.Bhowmik, J.N.Roy, T.Chattopadhyay, “Design of ternary Multiplexer and De-multiplexer circuit with optical nonlinear material (OPNLM) based switch”, Optik International Journal for Light and Electron Optics, (Elsevier), vol. 125, no. 15, (2014), pp. 3798-3805. Link
66. D.K.Gayen, T.Chattopadhyay and K.E.Zoiros, “All-optical D flip-flop using single quantum-dot semiconductor optical amplifier assisted Mach–Zehnder interferometer”, Journal of Computational Electronics, (Springer), DOI: 10.1007/s10825-014-0632-6. Link
67. T.Chattopadhyay and D.K.Gayen, “Reconfigurable all-optical delay flip-flop using QD-SOA assisted Mach–Zehnder interferometer”, Journal of Lightwave Technology, (IEEE / OSA), vol. 32, no. 23, (2014), pp. 4571-4577. DOI: 0.1109/JLT.2014.2359373. Link
68. D.K.Gayen, T.Chattopahyay, A.Bhattachryya, S.Basak and D.Dey, “All-optical half adder/ subtractor using terahertz optical asymmetric demultiplexer”, Applied Optics, (OSA), 53 (36), (2014), pp. 8400-8409. Link
2015
69. T.Chattopadhyay and H.J.Caulfield, “Mechanical passive logic module”, Mechanical systems and signal processing, (Elsevier), vol. 52-53, (2015), pp. 248-263, DOI: 10.1016/j.ymssp.2014.07.004. Link
70. C.Reis, T.Chattopadhyay, G.Parca, R.Dionísio, P.André and A.Teixeira, “All-optical multifunctional logic operations using simultaneously both interferometric output ports in a symmetric SOA-MZI”, Optics & Laser Technology, (Elsevier), 68, (2015), 175-181. Link
71. T.Chattopadhyay, “All-Optical reversible network design using microring resonators”, IEEE Journal of Quantum Electronics, (IEEE), vol. 51, no. 4, (2015), Article# 6500108, doi: 10.1109/JQE.2015.2406667, Link
72. T.Chattopadhyay, “Optical data shifting using polarization properties of light”, IET Optoelectronics, (IET Digital Library), (2015), 6 pp, doi: 10.1049/iet-opt.2014.0096, Link
73. K.Datta, T.Chattopadhyay and I.Sengupta, “All optical design of binary adders using semiconductor optical amplifier assisted Mach–Zehnder interferometer”, Microelectronics Journal, (Elsevier), vol. 46, (2015), pp. 839–847. Link
74. T.Purkaystha, T.Chattopadhyay, D.De and A.Mahataa, “Realization of data flow in QCA tile structure circuit by potential energy calculation”, Procedia Materials Science, (Elsevier), vol. 10, (2015), pp. 353 – 360. Link
75. T.Chattopadhyay, “Design of optical reconfigurable balanced ternary arithmetic logic unit using MEMS based design”, Optics Communications, (Elsevier), vol.356, (2015), pp. 123–135. Link
76. T.Purkaystha, T.Chattopadhyay, D.De, “Design of reversible logic circuits using quantum dot cellular automata-based system”, Nanotechnology Review, (DE GRUYTER), vol. 4, no. 5, (2015), pp. 375–392. Link
77. J.N.Roy, P.Bhowmik and T.Chattopadhyay, “Design of all optical ternary logic based half adder circuit and it's applications”, Journal of optics, (Springer), vol. 44, no. 4, (2015), pp. 322-329. Link
2016
78. A,Bhattacharyya, D.K.Gayen and T.Chattopadhyay, “Design of 2-to-4 All-Optical Decoder with the Help of Terahertz Optical Asymmetric Demultiplexer", International Journal of Modern Nonlinear Theory and Application, (Scientific Research Publishing Inc.), vol. 5, (2016), pp. 67-72. Link
79. D.K.Gayen and T.Chattopadhyay, “Simultaneous all-optical basic arithmetic operations using QD-SOA assisted Mach-Zehnder interferometer”, Journal of Computational Electronics, (Springer), vol. 15, (2016), 982. Link
80. D.De, T.Purkayastha and T.Chattopadhyay, “Design of QCA based Programmable Logic Array Using Decoders”, Microelectronics Journal, (Elsevier), vol. 55, (2016), pp. 92-107. Link
2017
81. T.Chattopadhyay and D.K.Gayen, “All-optical 2's compliment number conversion scheme without binary addition", IET Optoelectronics, (IET.), vol. 11 (1), (2017), pp. 1-7. Link
82. T.Chattopadhyay, “Computing inspired by daily life”, CSI Trans. on ICT, (Springer), vol. 5, (2017), pp 79-86. Link
2018
83. T.Purkaystha, D.De and T.Chattopadhyay, “Universal shift register implementation using quantum dot cellular automata”, Ain Shams Engineering Journal, (Elsevier), vol. 9, issue. 2, (2018), pp. 291-310, Doi: http://dx.doi.org/10.1016/j.asej.2016.01.011. Link
84. T.Purkaystha, T.Chattopadhyay and D.De , “Planar fault-tolerant quantum cellular automata full adder", Nanomaterials and Energy, (ICE), vol. 7, Issue. 1, (2018), pp 9-15. Link
2019
85. T.Chattopadhyay and D.K.Gayen, “Simultaneous all-optical multi logic operation using 3x3 interconnecting switch”, Optical Fiber Technology, (Elsevier), vol. 51, issue. 2, (2019), pp. 41-47, Doi: https://doi.org/10.1016/j.yofte.2019.05.002. Link
2020
86. T.Chattopadhyay, “Feed water heating system by green solar energy: a Proposal”, International Journal of power systems, (IARAS Pub), vol. 5, (2020), pp. 106-109. Link
2021
87. T.Chattopadhyay and D.K.Gayen, "Optical half and full adders using the nonlinear Mach-Zehnder interferometer ", Journal of Optics (Springer), Vol. 50, (2021), pp. 314-321. Link
88. T.Chattopadhyay, "An all-optical equalizer SWAP gate (ESG)", Semiconductor Science and Technology (IOP), Vol. 38, no. 8, (2021), pp. 085017. Link
89. T.Chattopadhyay, "All-optical simultaneous XOR-AND operation using 1-D periodic nonlinear material", Journal of Optical Communications (De Gruyter), (2021). doi: http://doi.org/10.1515/joc-2021-0145. Link
90. M.Hossain, K.E.Zoiros, T.Chattopadhyay and J.K.Rakshit, "Speed enhancement of all-optical pseudo random binary sequence (PRBS) generator using microring resonator", Optical and Quantum Electronics (Springer US), Vol. 53, no. 12, (2021), pp-1-31. Link