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Shri Mata Vaishno Devi University

Nanotechnology Cell

(Approved by UGC under Section 2(F) & Section 12(B) of UGC Act of 1956)


© 2015 with      Team Nanotechnology Cell, Shri Mata Vaishno Devi University, Kakryal,

Katra-182320 (J&K), India Phone: +91 1991 285699 extn. 2509;  

Fax: +91 1991 285694 Email: nanocell@smvdu.ac.in   

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     Information Brochure

Dr. Ram Prakash

Shri Mata Vaishno Devi University

Email: ramprakash@smvdu.ac.in


Area of research: Oxide Nanoparticles/ nanophosphors, Thin films Nanostructures

Publication(s)

Research Project:

Synthesis and study of electronic structure of transition metal doped and undoped Eu2O3 thin films” sponsored by UGC-DAE CSR, Indore  for duration of 3 years with total amount Rs. 6, 89,400/-.

1. S. Kumar, Ram Prakash, V. Kumar, G.M. Bhalerao, R. J. Choudhary and D. M. Phase; Surface and spectral studies of Eu3+ doped α-Al2O3 synthesized via solution combustion synthesis; Advanced Powder Technology, 26, (Issue 4) 1263-1268 (2015) [doi:10.1016/j.apt.2015.06.009].

2. S. Kumar, Ram Prakash, R.J. Choudhary, D.M. Phase; Structural, XPS and magnetic studies of pulsed laser deposited Fe doped Eu2O3 thin film. Materials Research Bulletin, 70, 392-396 (2015) [DOI: 10.1016/j.materresbull.2015.05.007].

3. S. Kumar, Ram Prakash, and V. Kumar; A novel yellowish white Dy3+ activated α-Al2O3 phosphor: Photoluminescence and optical studies. Functional Materials Letters 8, 1550061 (2015). [DOI: 10.1142/S1793604715500617].

4. A.K. Bedyal, V. Kumar, Ram Prakash, O.M. Ntwaeaborwa, H.C. Swart;A near-UV-converted LiMgBO3:Dy3+ nanophosphor: Surface and spectral investigations.Applied Surface Science, 329, 40–46 (2015). [doi:10.1016/j.apsusc.2014.12.056].

5. Ram Prakash, S. Kumar, F. Ahmed , C. G. Lee, and J. I. Song; Room temperature ferromagnetism in Ni doped In2O3 nanoparticles; Thin Solid Films 519, 8243 (2011).

6. F. Ahmed, S. Kumar, N. Arshi, M.S. Anwar, Ram Prakash;Growth and characterization of ZnO nanorods by microwave-assisted route: green chemistry approach; Adv. Mat. Lett., 2(3), 183 (2011).

7. Ram  Prakash, S. Kumar, C. G. Lee and J. I. Song; Study of Structural and magnetic properties of Co doped In2O3 nano particles. International J of Nanoscience 10, 961(2011) [DOI: 10.1142/S0219581X11008721].

8. Ram Prakash, S. Kumar, C. G. Lee, S. K. Sharma, M. Knobel, J. I. Song; Study of Raman spectrum of Fe doped CeO2 thin films grown by pulsed laser deposition. Advanced Mat. Research 123-125, 375 (2010).

9. P. Thakur, J. C. Cezar, N. B. Brookes, R. J. Choudhary, Ram Prakash, D. M. Phase, K. H. Chae and R. Kumar; Direct observation of oxygen induced room temperature ferromagnetism in MoO2 thin films by x-ray magnetic circular dichroism characterizations. Appl. Phys. Lett. 94, 062501 (2009).

10. Ram Prakash, R. J. Choudhary, and D. M. Phase; Electronic structure of Fe (0-5 at. %) doped MoO2 thin films studied by resonant photoemission spectroscopy. J. Phys.: Cond. Mat. 20, 335225 (2008).

11. Ram Prakash, D. M. Phase and R. J. Choudhary and Ravi Kumar; Structural, electrical and magnetic properties of Mo1-xFexO2 (x=0-0.05) thin films grown by pulsed laser ablation. J. Appl. Phys. 103, 043712 (2008).

12. Y.S. Katharria, Sandeep Kumar, R.J. Choudhary, Ram Prakash, F. Singh, N.P. Lalla, D.M. Phase and D. Kanjilal,Pulsed laser deposition of SiC thin films at medium substrate temperatures. Thin Solid Films 516, 6083 (2008).

13. R. Dubey, A. Gupta, D. M. Phase, Ram Prakash; Excimer laser irradiation effect on soft magnetic properties of sputtered iron nitride thin films. Journal of Nanoscience and Nanotechnology, 8, 4092 (2008).

14. Ram Prakash, R.J. Choudhary, S. Tiwari, D.M. Phase and R. Kumar; Effect of 200 MeV Ag15+ ion irradiation on structural and electrical transport properties of Fe3O4 thin films.  Nucl. Instrum. Meth. B 266, 1242 (2008).

15. Ram Prakash, R. J. Choudhary, D. M. Phase and R. Kumar; Growth and properties of pulsed laser deposited Fe doped MoO2+δ thin films. AIP Conf. Proc. 1003, 25 (2008).

16. P. Thakur, W. K. Choi, K. H. Chae, J.-Y. Kim, R. J. Choudhary, S. Tiwari, Ram Prakash, D. M. Phase, R. Kumar; X-ray Absorption Spectroscopic Studies of Pulsed-Laser-Deposited Thin Films of Fe3O4 on Si (111) Substrate. J. Korean Phys. Soci. 53, 3694 (2008).

17. Ram Prakash, R. J. Choudhary, L. S. Sharath Chandra, N Lakshmi, and D. M. Phase; Electrical and magnetic transport properties of Fe3O4 thin films on GaAs (100) substrate. J. Phys.: Cond. Mat. 19, 486212 (2007).

18. S. Tiwari, Ram Prakash, R. J. Choudhary, and D. M. Phase; Oriented growth of Fe3O4 thin film on crystalline and amorphous substrates by pulsed laser deposition. J. Phys. D: Appl. Phys. 40, 4943 (2007).

19. S. Tiwari, R. J. Choudhary, Ram Prakash, and D. M. Phase; Growth and properties of pulsed laser deposited thin films of Fe3O4 on Si substrate of different orientation. J. Phys.: Cond. Mat. 19, 176002 (2007).

20. P. Bhatt, Ram Prakash, S. M. Chaudhari, V. R. Reddy, D. M. Phase; Investigation of Ti Layer Thickness Dependent Structural, Magnetic, and Photoemission Study of Nanometer Range Ti/Ni Multilayer Structures. J. Nanosci. Nanotechnol. 7, 2081 (2007).

21. Y. S. Katharria, Sandeep Kumar, Ram Prakash, R. J. Choudhary, F. Singh, D.  M.  Phase, D. Kanjilal; Characterizations of pulsed laser deposited SiC thin films. J. Non Cryst. Solids, 353, 4660 (2007).

22. D. M. Phase, S. Tiwari, Ram Prakash, A. Dubey, V. G. Sathe and R. J.  Choudhary; Raman study across the Verwey transition of epitaxial Fe3O4 thin films on MgO (100) substrate grown by pulsed laser deposition. J. Appl. Phys. 100, 123703 (2006).

Ram Prakash, S. Amirthapandian, D.M. Phase , S.K. Deshpande, R. Kesavamoorthy , K.G.M. Nair Study of ion beam induced mixing in nano-layered  Si/C multilayer structures. Nucl. Instrum. Meth. B 244, 283 (2005).