Work Presentation at International Conferences:

1. (i) In situ pump probe optical absorption studies on Sb/As2S3 nano-multilayered film.

Ramakanta Naik, R. Ganesan, K.V.Adarsh, K.S.Sangunni, V.Takats, S.Kokenyesi

(ii) X-ray Photoelectron Spectroscopic Studies on Se/As2S3 and Sb/As2S nanomultilayered film.

Ramakanta Naik, K.V.Adarsh ,R.Ganesan, K.S.Sangunni, S.Kokenyesi,

Uday Despandey and T.Shripathi.

(iii) Light and Heat Induced Interdiffusion in Sb/As2S3 Nano-multilayered Film.

Ramakanta Naik, R.Ganesan , K.V.Adarsh, K.S.Sangunni ,V.Takats, S.Kokenyesi

16th International Symposium on Non-Oxide and New Optical Glasses, 2008, Montpellier, France.

2. Photobleaching in nanomultilayered Sb/As2S3 films studied at room temperature by FTIR and X-

ray photoelectron spectroscopic studies.

Ramakanta Naik, R.Ganesan , K.S.Sangunni

2nd International Conference on Physics at Surfaces and Interfaces, 23-27 Feb.2009, Puri, India.

3. Photo-indued effects in Sb/As2S3 Nano-multilayered Film.

Ramakanta Naik, R.Ganesan , K.S.Sangunni

International Conference on Frontiers and Directions in Condensed Matter Physics, 2009,

IISc,Bangalore.

4. Photo and thermal induced effects on (As2S3)0.85Sb0.15 amorphous thin films

Ramakanta Naik, R.Ganesan, K.S.Sangunni

17th International Symposium on Non-Oxide and New Optical Glasses, 2010, Ningbo, China.

5. (i) Photo-induced changes in the optical properties of thermally evaporated As40Se50Sb10 films.

Ramakanta Naik, R.Ganesan, K.S.Sangunni

(ii) Kinetics of photo darkening at room and liquid helium temperatures in a As45Se55 thin film.

A.R.Barik, Ramakanta Naik, K.V.Adarsh, R.Ganesan.K.S.Sangunni, D.Zhao, H. Jain

4th International Conference on Optical, Optoelectronic and Photonic Materials and Applications Budapest, Hungary (2010)

6. Light induced optical properties change in Sb20S40Se40 thin films

Ramakanta Naik, Sanjit K. Parida, R. Ganesan, K. S. Sangunni

International Workshop on Functional Materials, December 20-22, 2011, NIST, Berhampur.

7. Photo induced effects on the optical properties of As20Sb20S60 thin films

Ramakanta Naik, E.M. Vinod, S. Parida, R. Ganesan

International Conference on Materials Science and Technology,10-14 June, 2012, Kerala

8. Light induced optical changes in As40Se53Sb7 amorphous glassy thin films

Ramakanta Naik, E.M.Vinod, R.Ganesan

IUMRS-ICA 13, Indian Institute of Science, Bangalore, 2013

9. Photo induced diffusion of Bi and Te into As2S3 thin film: A comparative optical property study.

Ramakanta Naik

International Conference on Emerging Materials and Processes,

IMMT,Bhubaneswar,27-28 February,2014

10. Photo induced diffusion of Bi into As2S3 and As2Se3 thin film: A comparative optical property

study.

Ramakanta Naik International Conference on Functional Materials, IITKGP, Kharagpur,5-7 February,2014

11. Optical properties change in Bi diffused As2Se3 film: An investigation through FTIR, XPS and Raman Spectroscopy

Ramakanta Naik , Sunita Behera, R.Ganesan 3rd International Conference on Physics at Surfaces and Interfaces,23-28 February, 2014,Puri, India.

12. Optical constants change in As40Se60 and As50Se50: A comparative study by FTIR and XPS.

Ramakanta Naik, C. Sripan, R. Ganesan

International Conference on Materials Science & Technology, 1-4 March 2016, Delhi University

13.(i) Effect of Ge addition on the optical properties of As40Se60 thin films

Ramakanta Naik, Jagnaseni Pradhan, S.Chinnaiyah, R. Ganesan

(ii) Role of Te on the optical properties of As50Se40Te10 thin films: An extensive study by FTIR and

Raman spectroscopy.

Mukta Behera, Parbati Naik, Rozalin Panda, N.C.Mishra, Ramakanta Naik

(iii) Thermal annealing induced modifications on the properties of AgInSe2 thin films

R.Panda, M. Panda, H. Rath, R. Naik, U.P.Singh, N. C. Mishra

(iv) Effect of Ge addition on the optical properties of As40Se60 thin films

Ramakanta Naik, Jagnaseni Pradhan, S.Chinnaiyah, R. Ganesan

International Conference on Smart Materials & Applications, 15-17 December 2016, SOA

University

14. (i)Effect of Bismuth on Structural and Optical Properties of Ge30Se70 Amorphous Thin Film

Adyasha Aparimita, Rutuparna Samal, Ramakanta Naik

(ii)Thermal Annealing Induced Diffusion at the Interface in Bi/As2Se3 Bilayer Thin Film

Mukta Behera, N.C. Mishra, Ramakanta Naik

(iii)Optical bandgap tuning with Bi and Ag deposition on Bi(Ag)/Sb2S3 thin films

Ramakanta Naik, A.Aparimita, M. Behera, R. Panda

(iv)Low temperature synthesis of embedded AgInSe2 nano crystallites in an amorphous matrix.

Rozalin Panda, U.P. Singh, Ramakanta Naik, N. C. Mishra

International Workshop on Advanced Materials 2017, NIST, Berhampur

Work Presentation at National Conferences:

1. Thermodynamic changes in As2S3 glasses prepared under different cooling rates.

Ramakanta Naik, K.V.adarsh, K.S.Sangunni

51st Solid State Physics Symposium, Bhopal, India (2006)

2. (i) Photo bleaching in Sb/As2S3 multilayered film studied by FTIR and XPS Technique.

Ramakanta Naik, R.Ganesan, K.S.Sangunni

(ii) Photo and Thermally induced phenomena in amorphous (As2S3)0.87Sb0.13 film.

Ramakanta Naik, R.Ganesan, K.S.Sangunni

53rd Solid State Physics Symposium, BARC, Mumbai, India, December 16-20 (2008)

3. Photo induced diffusion in Sb/As2S3 multilayered thin film at low temperature.

Ramakanta Naik, R.Ganesan, K.S.Sangunni

54th Solid State Physics Symposium, Baroda, December 14-18, (2009)

4. Optical properties change in Te/As2S3 bilayer thin films.

Ramakanta Naik, C.Kumar, E.M.Vinod, R.Ganesan, K.S.Sangunni

55th Solid State Physics Symposium, Manipal,December 26-30 (2010)

5. (i) Optical Properties Study of S40Se60-xSbx Bulk Alloys.

Ramakanta Naik, C. Kumar, R. Ganesan, K. S. Sangunni

(ii) Effect of thickness on the optical properties change in Bi/As2S3 bilayer thin films.

Ramakanta Naik, C. Kumar, R. Ganesan, K. S. Sangunni

(iii) Photo induced effects on the optical properties of Sb40Se20S40 thin films.

Ramakanta Naik, C. Kumar, Sanjit K. Parida, R. Ganesan

56th Solid State Physics Symposium, December 19-23, SRM University (2011)

6. Effect of Bi addition on the optical properties of Bi/As2S3 bilayer thin films.

Ramakanta Naik, R. Ganesan, K.S.Sangunni

99th Indian Science Congress,3-7 January 2012, KIIT University, Bhubaneswar.

7. (i) Effect of Bi layer on the optical properties of Bi/As2Se3 bilayer thin film

Ramakanta Naik, E.M.Vinod, C.Kumar, R.Ganesan, K.S.Sangunni

(ii) Photo induced effects on the optical properties of Ge12.5Sb25Se62.5 thin film

Ramakanta Naik, , E.M.Vinod, C. Kumar, R. Ganesan.

57th Solid State Physics Symposium, December 3-7, IIT Mumbai (2012)

8. Laser induced optical photo darkening in Sb30S40Se30 chalcogenide thin films

Ramakanta Naik, Namita Behera, R.Ganesan

Recent Trends in Condensed Matter Physics February 8-9, 2014. SOA University, (2014)

9. Optimization of selenization and sintering conditions of DC magnetron sputtered Ag/In/Ag/In

multi-layer metal precursor for preparation of AgInSe2 thin films

R. Panda, M. Panda, H. Rath, P. Dash, Ramakanta Naik, U.P. Singh, N.C. Mishra

Recent Trends in Condensed Matter Physics, February 8-9, 2014. SOA University, (2014)

10.(i)Photo induced optical bleaching in Ge12Sb25S63 amorphous chalcogenide thin films

Ramakanta Naik, S.Jena, R.Ganesan, N.K.Sahoo

(ii) Structural and optical modification in Bi doped in As40Se60 thin films.

Ramakanta Naik, S. Chinnaiyah, R.Ganesan

(iii) Effect of Te addition into As2Se3 thin film:Optical property study by FTIR and XPS.

T.Panda, Ramakanta Naik, S. Chinnaiyah, R.Ganesan

59th DAE SSPS Symposium, 2014, December 16-20, VIT, India

11. Optical properties change in Te diffused As50Se50 chalcogenide thin film.

Ramakanta Naik, M. Behera, R. Panda, N.C. Mishra

60th DAE SSPS Symposium, Amity University, December 21-25, 2015.

12. Laser induced optical properties change in amorphous chalcogenide thin films,

Ramakanta Naik,

Recent Trends in Physics, Maharishi College of Natural Law, 13th Feb, 2016

13.(i)Optical properties study in As50Se50 and As50Se40Te10 chalcogenide thin films.

M. Behera, Parbati Naik, R. Panda, Ramakanta Naik,

(ii) Optical properties change in Sb/As2Se3 bilayer thin film.

Prabhudutta Pradhan, Ramakanta Naik, N. Das, A.K.Panda

(iii) Thermal annealing induced modifications on the structural and optical properties of

AgInSe2 thin film

R. Panda, M.Panda, Ramakanta Naik, U. P. Singh, N. C. Mishra

61st DAE SSPS Symposium, KIIT University, December 26-30, 2016

14.(i)Effect of thermal annealing on the structure and microstructure of Bi10As40Se50 thin films

Mukta Behera, N.C. Mishra, R. Naik

(ii)Growth of indium selenide thin films by thermal annealing of In/Se bilayer thin films.

Rozalin Panda, U.P. Singh, R. Naik, N. C. Mishra

(iii)Thermal annealing induced Ag diffusion into GeS Thin Film: Structural and optical property

study

Sidheswar Patel, A. Aparimita, C.Sripan, R.Ganesan, Ramakanta Naik

63rd DAE SSPS Symposium, GJUST University, Hisar, December 18-22, 2018

15.(i)Effect of annealing temperature on the optical and structural properties of As40Se50Ge10

thin films

Deviprasad Sahoo,A.Aparimita, D. Alagarasan, V. Varddharajan, R. Ganesan, R. Naik

(ii) Enhancement of c(3) by Sb Substitution in As40Se50Ge10 Amorphous Semiconducting

Thin Films

R.Naik, AbhilashParija, SibaprasadMohapatra

64thDAE SSPS Symposium, IIT Jodhpur, December 18-22, 2019

Research Projects

1. Photo induced optical property study in chalcogenide thin films, DST, India 35 lakh, Completed, 2012-2017 No. DST/INSPIRE Faculty Award /2011 PH-IFA-11, 11th May 2012

2. Thermal and light stimulated diffusion in Bi related chalcogenide thin films BRNS, DAE

Completed, 24.48 lakh , 2016-2019 No.37(3)/14/02/2016-BRNS/37016

3. Swift heavy ion induced mixing of Bi/As2Se3 bi-layers for tailoring the properties of the Bi/As2Se3 composite system, IUAC, New Delhi, 6.03 lakh, Completed -2015-2018 No. IUAC/XIII.7/UFR-58306

4.VX2 (X = S, Se, Te) nanomaterials with their semiconducting and magnetic properties for optoelectronic and spintronic applications, CRG/2022/003084, DST-SERB, 42 lakhs, Ongoing