Profile

'Pragathi' Valangaje

M a h e s h a  M  G
Qualification
MSc, PhD (Physics)
Current Position
Asst. Professor (Selection Grade)
Work Experience
Designation
Institute
Period
Asst. Professor
MIT, Manipal
01.11.2010 onwards
Lecturer
MIT, Manipal
26.07.2008  to 31.10.2010
Research Scholar
NITK, Surathkal
04.01.2005 to 07.07.2008
Lecturer
Vivekananda College, Puttur
10.06.2004 to 03.01.2005
Computer Skill
Windows /MS Office /Linux
C /QBASIC /FoxPro /VB/MATLAB/FORTRAN [BSc Comp Sc]
Education
Level
Institution
Year of Passing
Class
SSLC
Karnataka High School, Mani
1997
First
PUC
Vivekananda College, Puttur
1999
First
BSc
Vivekananda College, Puttur
2002
First with Distinction
MSc
Mangalore University
2004
First with Distinction
PhD
NITK, Surathkal
2009
-
Area of Research
Growth and characterization of nano-crystalline thin films for device applications like solar cells, photo-sensors, TFTs and memory devices.
PhD Thesis
Growth and characterization of cadmium telluride thin films for device applications.
Ongoing Research Project
Electron beam irradiation effect on electrical switching properties of glass chalcogenidesBRNS, DAE Govt. of India (10.64 lac)
No. of PhD/PG/UG projects guided
PhD: 01 (ongoing)
PG:  07                  UG: 01
Instruments Handled
Vacuum coating unit (resistive heating/flash evaporation), x-ray diffractometer, scanning electron microscope (SEM), Keithley multimeter, source meter and LCZ meters.
Developed software to interface measuring meters with computer using Testpoint.
Important Courses Taught
Numerical Methods and Computational Physics (PG level)
Fundamentals of Electronics (PG level)
Engineering Physics (UG level)
Publications
Influence of electron beam irradiation on structural and optical properties of thermally evaporated GeTe thin films; Radiation Physics and Chemistry, vol. 98, 64-68 (2014)
Electrical switching and optical studies on Amorphous GexSe35−xTe65 Thin films; Thin Solid Films vol. 520, 2278 – 2282 (2012)
Studies on electrical switching behavior and optical band gap of amorphous Ge–Te–Sn thin films; Applied Physics A (Materials Science and Processing), vol. 106, 989 – 994 (2012)
Characterization of p-CdTe/n-CdS hetero-junctions; Materials Science in Semiconductor Processing  vol. 12, 89–93 (2009). (Ranked 2nd among the Top 25 hottest articles of the journal from  July 2010 to September 2010 and placed within 8th rank from October 2009 to September 2010)
Characterization of Thin Film Al / p-CdTe Schottky Diode; Turkish Journal of Physics vol. 32, 151-156 (2008).
Structure and Chemical Composition of Vacuum Deposited Cadmium Telluride Thin Films; NITK Research Bulletin vol. 16(1), 19-21(2007).
Structure and Properties of Vacuum Deposited Cadmium Telluride Thin Films; Indian Journal of Pure and Applied Physics vol. 44(9), 705-708(2006).
International Conference Presentations
Current conduction mechanism in p-CdTe/n-Si Hetero-structures; ICMAT-2011, National University, Singapore.
Characterization of  p-CdTe/n-Si Hetero-structure; RETMAC 2010. NITK, Surathkal
Opto-electronic Study of Cadmium Telluride Thin Films; Thin Films 2008, Nanyang Technological University, Singapore.
National Conference Presentations
Electrical switching studies on amorphous Ge-Te-Sn thin films; 55th Solid State Physics Symposium, Manipal University (2010)
Study of Photo-conductivity in nano-crystalline Cadmium Telluride thin films; 55th Solid State Physics Symposium, Manipal University (2010)
Characterization of p-CdTe/n-CdS hetero-junctions; National Conference on Thin Film Materials and Devices – 2008, NIT, Karnataka, Surathkal (2008)
Effect of Substrate Temperature on Characteristics of Thermally Evaporated CdTe Thin Film; Condensed Matter Days – 2007, NIT Rourkela (2007)
Structural, Electrical and Optical Characterization of Vacuum Deposited Cadmium Telluride Thin Films; National Conference on Emerging trends in Physics, Electronics and Engineering Sciences, JSS College Mysore (2006)
Effect of Deposition Parameters on the Structural and Electrical Properties of Cadmium Telluride Thin Films; National Seminar on Materials for Advanced Technology, Shivaji University Kolhapur (2006).
Conferences/Workshops Attended
A course on Effective Class Room Communication’ conducted by HRD Cell, Vivekananda College, Puttur (July-Aug, 2004)
National Workshop on Thin film Materials and Devices (NWTMD – 05) held at NITK, Surathkal (Sept. 2005)
Symposium on Micro and Nano Fabrication held at Aeronautical Society of India, Bangalore (Aug. 2006)
One Day Workshop on Research Management held at NITK, Surathkal (Feb. 2007)
One Day Workshop on Materials Characterization held at NITK, Surathkal (March 2007)
Workshop on Electron Microscopy held at NITK, Surathkal (March 2008)
State Level Seminar on selected topics in Physics held at St. Philomina College, Puttur (Feb. 2009)
A course on ‘Teaching Methodology and Question Paper Preparation’, conducted by Manipal University (May, 2009)
Winter School on Nanoscience and nanotechnology held at NITK Surathkal (Feb. 2010)
Refresher Course in Experimental Physics conducted by IAS Bangalore at MIT, Manipal (May - June, 2010)
Awareness workshop on the facilities at UGC-DAE consortiums for scientific research conducted by UGC-CSR Indore at MIT, Manipal (Sept. 2010)
22nd Mid-Year Meeting of Indian Academy of Sciences held at Bangalore (July 2011)
One Day Workshop on Academic Leadership conducted by MCPD, Manipal University (Jan. 2012)

Two Weeks Workshop on Computational Fluid Dynamics conducted by IIT, Bombay - online (June, 2012)
Other Highlights
·           Got C V Raman Medal in MSc from Mangalore University.
·          Published an article related to UGC-NET in Udayavani Kannada Daily dated 08/12/2004.
·           Established MSc lab in Manipal University.
·           Member of Board of Studies – PG course in Physics, Manipal University
                                                                       

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