Publications

I. Journals:

1. S. Chakrabarty, S. Mandal, S. Biswas, A. K. Pramanick, M. Ray and S. M. Hossain, "Trap-assisted Switching in Silicon Nanocrystal based p-i-n Device," IEEE Trans Device Mater. Reliability, 2018, doi: 10.1109/TDMR.2018.2878466
2. D. Karar, N. R. Bandyopadhyay, A. K. Pramanick, D. Acharyya, G. Conibeer, N. Banerjee, O. E. Kusmartseva and M. Ray* “Quasi-Two-Dimensional Luminescent Silicon Nanosheets” J Phys. Chem. C, 122 (33), 18912–18921, 2018
3. A. B. Siddique, A. K. Pramanik, S. Chatterjee, and M. Ray* “Amorphous Carbon Dots and their Remarkable Ability to Detect 2,4,6-Trinitrophenol” Scientific Reports 8, Article number: 9770, 2018 
4. U. Ghanta, M. Ray, N. R. Bandyopadhyay, S. Sardar, T. K. Maji, S. K. Pal, S. Biswas, B. Liu, S. M. Hossain, “Effect of phonon confinement on photoluminescence from colloidal silicon nanostructures” J. Lumin. 201, 338–344, 2018
5. C. Josh, M. Choudhuri, M. Ray, D. Chowdhury, P. P. Chattopadhyay, A. Datta “A Two-dimensional Assembly of Luminescent Silicon Nanocrystals at Air-Water Interface” ” Materials Today: Proc. 5, 3P3, 10143, 2018
6. A. Hazra, S. M. Hossain and M. Ray* “Study on plasmon-plasmon coupling through Coulombic interaction” ” Materials Today: Proc. 5, 3P3, 10104, 2018
7. B. Das, S. M. Hossain and M. Ray* “Luminescent Silicon Nanocrystal embedded sodium silicate glass” Materials Today: Proc. 5, 3P3, 10154, 2018
8. D. Karar and M. Ray* “Stacked films of silicene like quasi-2D crystalline silicon” Materials Today: Proc. 5, 3P3, 10137, 2018
9. A. B. Siddique, V. P. Singh, S. Chatterjee, A. K. Pramanik and M. Ray* “Facile synthesis and versatile application of amorphous carbon dot” ” Materials Today: Proc. 5, 3P3, 10077, 2018
10. A. Hazra, S. M. Hossain and M. Ray*, “Gold-Silver nanostructure: plasmon-plasmon interaction” Vacuum, 146, 437-443, 2017
11. A. Samanta, R. Ganguly and M. Ray*, “Enhanced photoluminescence from gold nanoparticle decorated polyaniline nanowire bundle” RSC Adv. 7, 27473-27479, 2017 
12. U. Ghanta, S. Singh, M. Ray, N. R. Bandyopadhyay, S. Ganapathy, S. M. Hossain, “Electrical transport through array of electrochemically etched silicon nanorods” phys. status. solidi a, 214, 1600879, 2017
13. U. Ghanta, M. Ray*, N. R. Bandyopadhyay and S. M. Hossain, “Unipolar resistive switching and tunnelling oscillations in isolated Si-SiO_x core-shell nanostructure” Nanotechnology, 27, 455702, 2016
14. B. Das, S. M. Hossain and M. Ray* “Mechanical and Chemical Approaches to fabricate luminescent Silicon Nanoparticles” BNS J. Science 8, 133-138, 2016
15. U. Ghanta, M. Ray, N. R. Bandyopadhyay and S. M. Hossain, “Superliner Photo Response in Colloids of Silicon Quantum Dots” Int. J. Innovative Res. Sci. Eng. Technol. 3, 15-18, 2015.
16. A. Jana, S. Ghosh, P. S. Devi, N. R. Bandyopadhyay, and M. Ray*, “Tunable Charge Transport through n-ZnO Nanorods on Au coated Macroporous p-Si” J. Mater. Chem. C, 2, 9613 - 9619, 2014
17. T. S. Basu and M. Ray* “Charge Transfer Induced Encapsulation of Si Quantum Dots by Atomically Larger and Highly Lattice-Mismatched Au Nanoparticles” J. Phys. Chem. C, 118, 5041–5050, 2014
18. T. S. Basu and M. Ray* “Extraordinary electron and phonon transport through metal-semiconductor hybrid nanocomposite: decoupling electrical and thermal conductivities for thermoelectric application” Int. J. Nanotechnology, 11, 897-909, 2014
19. M. Ray*, T. S. Basu, N. R. Bandyopadhyay, R. F. Klie, S. Ghosh, S. O. Raja and A. K. Dasgupta “Highly Lattice-mismatched Semiconductor-Metal Hybrid Nanostructures: Gold Nanoparticle Encapsulated Luminescent Silicon Quantum Dots” Nanoscale, 6, 2201-2210, 2014
20. T. S. Basu, R. Yang, S. J. Thiagarajan, S. Ghosh, S. Gierlotka, and M. Ray* “Remarkable thermal conductivity reduction in metal-semiconductor nanocomposites” Appl. Phys. Lett., 103, 083115 (5 pages) 2013
21. T. S. Basu, S. Ghosh, S. Gierlotka, and M. Ray* “Collective Charge Transport in Semiconductor-Metal Hybrid Nanocomposite” ,Appl. Phys. Lett., 102 053107 (5 pages) 2013
22. T. S. Basu, M. Ray*, N. R. Bandyopadhyay, A. K. Pramanick and S. M. Hossain “Performance enhancement of crystalline silicon solar cell by coating with luminescent silicon nanostructures” J. Electron. Mater., 42, 403-409, 2013
23. M. Ray*, A. Jana, U. Ghanta, N. R. Bandyopadhyay and S. M. Hossain “Photoluminescence from Oxidized Macroporous Silicon: Nano-Ripples and Strained Silicon Nanostructures” IEEE Trans. Device Mater. Rel., 13, 87-92, 2013
24. U. Ghanta, M. Ray, and S. M. Hossain “Photoluminescence Mechanism in Silicon Quantum Rods Studied by Time-Resolved Spectroscopy” AIP Conf. Proc. 1536, 277, 2013
25. A. Mandal, M. Ray*, I. Rajapaksa, S. Mukherjee and A. Datta, “Xylene Capped Luminescent Silicon Nanocrystals: Evidence of Supramolecular Bonding” J. Phys. Chem. C, 116, 14644−14649, 2012.
26. M. Ray*, N. R. Bandyopadhyay, U. Ghanta, R. F. Klie, A. K. Pramanick, S. Das, S. K. Ray and S. M. Hossain, “Temperature dependent photoluminescence from porous silicon nanostructures: quantum confinement and oxide related transitions” J. Appl. Phys., 110, 094309, (8 pages) 2011
27. S. Ghoshal, A. A. M. Ansar, S. O. Raja, A. Jana, N. R. Bandyopadhyay, A. K Dasgupta and M. Ray*, “Superparamagnetic iron oxide nanoparticle attachment on array of micro-test tubes and micro-beakers formed on p-type silicon substrate for biosensor applications” Nanoscale Res. Lett.,  6, 540 (8 pages) 2011

This article featured as a news item: “Lab on a chip: It can replace large, time consuming diagnostic tools” Down to Earth, Dec 15, 2011.

28. T. S. Basu, A. Jana, S. M. Hossain, M. Ray and N. R. Bandyopadhyay, “Enhancement of Open-Circuit Voltage and Short-Circuit Current of Silicon Solar Cell by Incorporation of Silicon Nanocrystals”, J. Inst. Eng. (I), 92, 16-20, 2011
29. M. Ray*, S. M. Hossain, R. F. Klie, K. Banerjee and S. Ghosh “Free standing luminescent silicon quantum dots: evidence of quantum confinement and defect related transitions” Nanotechnology, 21, 505602 (9 pages) 2010
30. M. Ray*, T. S. Basu, A. Jana, N. R. Bandyopadhyay, S. M. Hossain, A. K. Pramanick and R. F. Klie “Luminescent core-shell nanostructures of silicon and silicon oxide: nanodots and nanorods” J. Appl. Phys., 107, 064311 (7 pages) 2010
31. M. M. Das, M. Ray, N. R. Bandyopadhyay and S. M. Hossain “Estimation of oxide related electron trap energy of porous silicon nanostructures” Mater. Chem. Phys., 119, 524–528, 2010
32. M. Ray*, S. Sarkar, N. R. Bandyopadhyay, S. M. Hossain and A. K. Pramanick “Silicon and silicon oxide core-shell nanoparticles: structural and photoluminescence characteristics” J. Appl. Phys., 105, 074301 (7 pages) 2009

Also published in Virtual Journal of Nanoscale Science & Technology, 19, (15) 2009.

33. M. Ray*, K. Jana, N. R. Bandyopadhyay, S. M. Hossain, D. Navarro-Urrios, P. P. Chattopadhyay, and M. A. Green, “Blue-violet photoluminescence from colloidal suspension of nanocrystalline silicon in silicon oxide matrix” Solid State Commun., 149, 352–356, 2009
34. M. Ray*, S. Ganguly, S. Datta, M. Das, N. R. Bandyopadhyay and S. M. Hossain, “Artificial Neural Network (ANN) – based model for in situ prediction of porosity of nanostructured porous silicon” Mater. Manuf. Process, 24, 83-87, 2009
35. M. Ray*, S. Ganguly, M. Das, S. M. Hossain and N. R. Bandyopadhyay, “Genetic algorithm based search of parameters for fabrication of uniform porous silicon nanostructure” Comp. Mater. Sci. 45, 60–64, 2009
36. M. Ray* and N. R. Bandyopadhyay, Global Warming: Study of the Scientific Uncertainties and the Politics of Population Discourse, Int. J. Env. Cult. Econ. Soc. Sustainability, 2, 133-142, 2006
37. M. Ray*, T. Dey and N. R. Bandyopadhyay, “Oxide ion conducting electrolyte materials for solid oxide fuel cell applications” J. Inst. Eng. (I), 87, 13-22, 2006
38. M. Ray* and N. R. Bandyopadhyay “Nanotechnology: Current Trends in Application Oriented Research” J. Inst. Eng. (I), 86, 67-70, 2005

Peer-reviewed full length articles in Conference Proceedings:

1. S. Dutta Gupta, J. B. M. Krishna and M. Ray “Thermoelectric properties of Si Nanoparticle-Polyaniline composites” IEEE 1st International Conference on Electronics, Materials Engineering and Nano-Technology (IEMENTech), 28-29 April 2017, Published online by IEEE Xplore, DOI: 10.1109/IEMENTECH.2017.8076934, October, 2017.
2. C. Josh, M. Choudhuri, A. Datta and M. Ray, “Langmuir-Blodgett film of luminescent Silicon Nanocrystals,” International Symposium on Semiconductor Materials and Devices (ISSMD-4), Jadavpur University, 8-10 March, 2017
3. V. P. Singh, A. B. Siddique, S. Chatterjee,  A. K. Pramanik and M. Ray, “Carbon nano dot based invisible fluorescent ink and transparent thin film,” International Symposium on Semiconductor Materials and Devices (ISSMD-4), Jadavpur University, 8-10 March, 2017
4. M. Ray*, “Size Matters: Glimpses of Some Experiments with Silicon and Noble Metal Nanoparticles,” Proc. of the Seminar on ‘Vivid facets of Higher Learning towards Conservation of Life,’ Sister Nibedita Government Girls College, November 29, 2016 
5. A. B. Siddique and M. Ray “Acid assisted ultrasonic treatment of dextrose to form Carbon dot and its application in sensing explosives” Research Scholar Colloquium, IIEST, Shibpur, 23-24 August 2016.
6. A. Hazra and M. Ray* “Bimetallic core-shell nanoparticles” Research Scholar Colloquium, IIEST, Shibpur, 23-24 August, 2016.
7. B. Das, S. M. Hossain and M. Ray* “Simple, rapid and ‘Green’ Synthesis of luminescent Silicon Nanoparticles” Research Scholar Colloquium, IIEST, Shibpur, 23-24 August 2016.
8. D. Karar and M. Ray* “Synthesis and Characterization of quasi 2D crystalline silicon” Research Scholar Colloquium, IIEST, Shibpur, 23-24 August, 2016.
9. U. Ghanta, M. Ray, N. R. Bandyopadhyay and S. M. Hossain “Effect of UV laser radiation on the photoluminescence properties of silicon quantum dot colloids” National Conference on Nanomaterials and Devices (NCONAD-2013) NIT, Srinagar, India, October, 3-5, 2013.
10. T. S. Basu and M. Ray “Extraordinary electron and phonon transport through metal-semiconductor hybrid nanocomposite: decoupling electrical and thermal conductivities for thermoelectric application” E-MRS 2013 Spring Meeting, (SPRING 13) Strasbourg, France, May 27-31, 2013.
11. T. S. Basu, N. R. Bandyopadhyay and M. Ray “Luminescent silicon/silicon oxide core-shell nanocomposites in macroporous silicon templates” Proceedings of the International Conference on Fundamental and Applications of Nanoscience & Technology (ICFANT 2010), Jadavpur University, Kolkata, India, pp 130-134, December 9-11, 2010.
12. U. Ghanta, T. S. Basu, A. Jana, M. Ray, N. R. Bandyopadhyay, A. K. Pramanick and S. M. Hossain “Signature of phonon bottle-neck in colloidal suspension of silicon nanorods” Proceedings of the International Conference on Fundamental and Applications of Nanoscience & Technology (ICFANT 2010) Jadavpur University, Kolkata, India, pp 187-191, December 9-11, 2010.
13. M. Ray, R. F. Klie, K. Banerjee and S. Ghosh “Dry and wet etching of luminescent silicon-silicon oxide core shell nanostructures” Proceedings of the 22nd Annual Lasers and Electro Optics Society Meeting of IEEE Photonics society, Antalya, Turkey, pp 278-279, October 4-8, 2009.
14.  S. Ganguly, N. R. Bandyopadhyay and M. Ray “Optimisation of parameters influencing adsorption reactions on mineral surfaces using genetic algorithm” Proceedings of the 3rd BSME-ASME International Conference on Thermal Engineering, Dhaka, Bangladesh, p 25, December 20-22, 2006.
15. A. Mukherjee, M.  Ray and S. S.  Barat “Learning Through Neural Networks: Directions set by the Second Law of Thermodynamics” Proceedings of the International Workshop on Neural Network and Genetic Algorithm in Materials Science and Engineering, Tata McGrawhill, BESUS, India, Eds. N.R. Bandyopadhyay et al, pp 300-305, January 11-13, 2006.
16. A. S. Bhattacharyya, S. M. Hossain, M. Ray and N. R. Bandyopadhyay “Formation of Optical Cavity in Porous Silicon Nanostructure” Proceedings of the International Conference on Advances in Materials and Materials Processing, IIT, Kharagpur, Eds. U. K. Chatterjee and B. K. Dhindaw, pp 474-478, February 3-5, 2006.
17. S. M. Hossain, M. Ray and S. Barat “Luminescence in Oxidized Si Nanostructure: The Role of Interface states” Proceedings of the DAE Solid State Physics Symposium, Eds. V K Aswal, K G Bhusan and J V Yakhmi, Prime Time Education, Vol-50, pp 195-196, December 5-9, 2005.

* Corresponding Author

3. Conference Proceedings (Peer-reviewed – abstracts only):

International:

1. M. Ray*, “Low dimensional Semiconductor and metal systems for energy applications” 1^st International Conference on Engineering Materials and Metallurgical Engineering (ICEMME) Bangladesh Council of Scientific and Industrial Research (BCSIR), Dhaka, Bangladesh, 22- 24 December, 2016
2. S. Dutta Gupta, J. B. M. Krishna, M. Ray, Thermoelectric Property of Silicon Nanoparticle-Polyaniline composite, E-MRS Fall Meeting, Warsaw University of Technology, September 19 to 22, 2016
3. S. Choudhury, M. Ray, S. Chatterjee, S. K. Saha, Light emission from a solid state silicon polymer nanocomposite, E-MRS Fall Meeting, Warsaw University of Technology, September 19 to 22, 2016
4. D. Karar and  M. Ray “Quasi 2D crystalline silicon with tunable surface termination” E-MRS Fall Meeting, Warsaw University of Technology, September 19 to 22, 2016
5. C. Josh, M. Choudhuri, A Datta and M. Ray “Self-assembled films of luminescent silicon nanocrystals” E-MRS Fall Meeting, Warsaw University of Technology, September 19 to 22, 2016
6. U. Ghanta, M. Ray, N. R. Bandyopadhyay and S. M. Hossain “Quenching of Photoluminescence from Silicon Quantum Dots in Low Magnetic Field” 1st Annual International Conference on Physics & Chemistry, Athens, Greece, July 22-25, 2013.
7. M. Ray, S. M. Hossain and N. R. Banduoapadhyay, “Mechanism of light emission from core/shell nanostructures of silicon and silicon oxide and their incorporation in an array of micro-test tubes and micro-beakers formed on p-silicon” International Conference on Nanoscience and Technology (ICONSAT 2012), ARCI, Hyderabad, India, p 147, January 20-23, 2012.
8. T. S. Basu, S. M. Hossain, N. R. Bandyopadhayay and M. Ray “Performance enhancement of silicon solar cell by incorporation of luminescent nanocrystalline silicon” Proceedings of the International Symposium on Advances in Nanomaterials (ANM 2010), CGCRI, Kolkata, India, p 126, December 6-7, 2010.
9. U. Ghanta, M. Ray, N. R. Banduoapadhyay and S. M. Hossain, “Studies on microscopic current-voltage characteristics of nanocrystalline silicon using conducting AFM tip”  International Symposium on Advances in Nanomaterials (ANM 2010), CGCRI, Kolkata, India, p 127, December 6-7, 2010.
10. M. Ray, K. Jana, S. Dhara and S.M. Hossain “Visible light emission from silicon quantum dots” Proceedings of the 10^th International Conference on Advanced Materials (IUMRS-ICAM), Bangalore, India, p. F-20, 8-13 October, 2007.
11. M. M. Das, M. Ray, N. R. Bandyopadhyay and S. M. Hossain “Surface states in one-dimensional finite systems” Proceedings of the 10^th International Conference on Advanced Materials (IUMRS-ICAM), Bangalore, India, p. Q-15, 8-13 October, 2007.

National:

1. B. Das, S. M. Hossain and M. Ray* “Stable violet to green luminescent silicon nanoparticles prepared by two different routes” -UGC-CPE Assisted Inter-Disciplinary(Science) National Seminar, Organized by Science Departments, Acharya B.N Seal College, Cooch Behar. Abstract Volume-Page-26, 2016.
2. S. Chowdhury and M. Ray “Structural and optical investigation of a solid block of luminescent silicon polystyrene nanocomposite” Conference on Emerging Materials (CEMAT), IISC, Bangalore, July 18 - 19, 2016.
3. A. Hazra and M. Ray, Bimetallic core@shell nanoparticles, Proceedings of National Thematic Workshop on Recent Advances in Materials Science, Burdwan University, India, 2016.
4. A. Hazra and M. Ray, Plasmon-plasmon interaction in bimetallic core-shell nanostructures, Proceedings of National conferences on Nanotechnology: Materials and Applications, Jadavpur University, Kolkata, India, June 2016.
5. C. Josh and M. Ray, Self-assembled films of Si nanoparticles on water surface, Proceedings of National Thematic Workshop on Recent Advances in Materials Science, Burdwan University, Burdwan, India, March 2016.
6. C. Josh, M. Choudhuri, A. Datta and M. Ray, Self-assembled Langmuir films of Silicon Nanoparticles on air-water interface, Proceedings of National conferences on Nanotechnology: Materials and Applications, Jadavpur University, Kolkata, India, June 2016.
7. M. Ray “Luminescence from silicon nanostructures” 23^rd Annual General Meeting of Materials Research Society of India, Thapar University, Patiala, India, p.24, February 13-25, 2012.
8. M. Ray “Luminescence from Nanodots and Nanorods of Silicon: Evidence of Phonon Bottleneck” National Seminar on Design and Development of Materials for Advanced Technologies (DMAT 2012), Banaras Hindu University, Varanasi, India p 29, January 23-24, 2012.
9. T. S. Basu, A. Jana, B. Biswas and M. Ray “Visible photoluminescence from silicon and silicon oxide core-shell nanocomposites”. Proc. of  20^th Annual General Meeting of Materials Research Society of India, SINP, Kolkata, India, p 155, February 9-11, 2009.

4. Other Conference Presentations and Invited talks:

1. M. Ray, “Size Matters: Glimpses of Some Experiments with Silicon and Noble Metal Nanoparticles” International Conference on “Facets of Basic Sciences & Applications,” Bijoy Krishna Girls' College, 5-7 February, 2018                                                                                                                                                                     
2. M. Ray, “Size matter: A journey to the Nano-world” Chevening Alumni India Lecture, Assam Don Bosco University, Guwahati, March 15, 2017
3. M. Ray^‡, “Size Matters: Glimpses of Some Experiments with Silicon and Noble Metal Nanoparticles” Sister Nivedita Government College for Girls, Inter-Disciplinary State Level Seminar on Vivid Facets of Higher Learning towards Conservation of Life, November 29, 2016
4. M. Ray^‡, “How Size Matters? Case Studies of Silicon and Noble Metal Nanoparticles” National Workshop on Nano Science and Technology (NWNST), Bankura Unnayani Institute of Engineering, Bankura, January 19-23, 2015.
5. M. Ray^‡, “Extraordinary Properties of Silicon based Hybrid Nanostructures” National Conference on Nanoscience and Nanotechnology (NS&NT-2014), University of Calcutta, September, 18-19, 2014.
6. M. Ray, “Unusual Optical and Transport Properties of Semiconductor and Semiconductor-Metal Nanostructures” National Seminar on Advanced Functional Materials (NSAFM-2013), CSIR-CMERI, Durgapur, January 24, 2013.
7. M. Ray^‡ and N. R. Bandyopadhayay “Luminescent Core-Shell Nanostructures of Silicon and Silicon Oxide: Candidate for Efficient Thermoelectric Device” Indo-US workshop on Fabrionics, IIT, Kanpur India, February 15-16, 2012.
8. M. Ray^‡ “Signature of Phonon Bottleneck in Silicon Nanocrystals: Potential for Thermoelectric Applications” Indo-US workshop on Fabrionics, Aurangabad, India, December 17-18, 2010.
9. M. Ray^‡, S. M. Hossain and N. R. Bandyopadhyay, “Luminescent core-shell nanostructures of silicon and silicon oxide”  Proceedings of the International Symposium on Advances in Nanomaterials (ANM 2010), CGCRI, Kolkata, India, p 44, December 6-7, 2010.
10. M. Ray^‡ “Synthesis and application of luminescent core-shell nanostructures of silicon and silicon oxide” Indo-US workshop on Fabrionics, Alaska Cruise, USA, June 26- July 3, 2010.
11. M. Ray and N. R. Bandyopahyay “Visible photoluminescence from silicon and silicon oxide core-shell nanoparticles” Third Indo-US workshop on micro-fabrication, University of California, Irvine, USA, June, 2009.
12. M. Ray^‡ and N. R. Bandyopahyay “Silicon and silicon oxide core-shell nanocomposites: potential application in biological imaging” Second National Workshop on Nanoscience and Biochips (Nano-Bio 2009), Indian Statistical Institute, Kolkata, February 16-17, 2009.
13. M. Ray^‡ and N. R. Bandyopadhyay “ Synthesis of light emitting silicon and silicon oxide core-shell nano structures, Indo-US workshop on Microfluidics and Fabrionics (IUWMF), IIT, Kharagpur, India, p 26, January 9-11, 2009.
14. M. Ray “Nano-silicon: the material in the heart of electronic devices” Winter School in Nanotechnology, LDRP Institute Gandhinagar, Gujarat, 29-30 January, 2008.
15. M. Ray “Nanoscience and nanotechnology: from esoteric abstraction to hard-core applications” First National Workshop on Nanoscience and Biochips, Indian Statistical Institute, Kolkata, August 7, 2007.
16. M. Ray “Luminescence from silicon nanostructures” Invited seminar lecture at the School of Materials Science and Engineering, UNSW, Australia, July, 2007.
17. S. Ganguly and M. Ray^‡ “Modelling of soil water interactions: a soft computation approach for optimization of parameters influencing adsorption reactions” National Seminar on Energy and Environmental Materials for Sustainable Development, Institution of Engineers, Calcutta, India, p 28, January 27-28, 2007.

^‡ The abstracts of these presentations were published in the proceedings/book of abstracts.