Krishna Valleti
Krishna Valleti
Scientist, ARCI
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Functional multi-layer nitride coatings for high temperature solar selective applications
K Valleti, DM Krishna, SV Joshi
Solar energy materials and solar cells 121, 14-21, 2014
Studies on phase dependent mechanical properties of dc magnetron sputtered TaN thin films: evaluation of super hardness in orthorhombic Ta4N phase
K Valleti, A Subrahmanyam, SV Joshi, AR Phani, M Passacantando, ...
Journal of Physics D: Applied Physics 41 (4), 045409, 2008
Pulsed DC magnetron sputtered tantalum nitride hard coatings for tribological applications
A Aryasomayajula, K Valleti, S Aryasomayajula, DG Bhat
Surface and Coatings Technology 201 (7), 4401-4405, 2006
Factors influencing properties of CrN thin films grown by cylindrical cathodic arc physical vapor deposition on HSS substrates
K Valleti, C Rejin, SV Joshi
Materials Science and Engineering: A 545, 155-161, 2012
High temperature stable solar selective coatings by cathodic arc PVD for heat collecting elements
K Valleti, DM Krishna, PM Reddy, SV Joshi
Solar Energy Materials and Solar Cells 145, 447-453, 2016
Effect of microstructure and phase constitution on mechanical properties of Ti1− xAlxN coatings
SP Pemmasani, K Valleti, RC Gundakaram, KV Rajulapati, ...
Applied surface science 313, 936-946, 2014
Growth of nano crystalline near α phase tantalum thin films at room temperature using cylindrical magnetron cathode
K Valleti, A Subrahmanyam, SV Joshi
Surface and Coatings Technology 202 (14), 3325-3331, 2008
Characterization of multilayer nitride coatings by electron microscopy and modulus mapping
SP Pemmasani, KV Rajulapati, M Ramakrishna, K Valleti, ...
Materials characterization 81, 7-18, 2013
Influence of surface preparation on the tool life of cathodic arc PVD coated twist drills
C Puneet, K Valleti, AV Gopal
Journal of Manufacturing Processes 27, 233-240, 2017
Influence of substrate temperature and bias voltage on properties of chromium nitride thin films deposited by cylindrical cathodic arc deposition
K Valleti, A Jyothirmayi, M Ramakrishna, SV Joshi
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films 29 (5 …, 2011
Effect of arc suppression on the physical properties of low temperature dc magnetron sputtered tantalum thin films
A Subrahmanyam, K Valleti, SV Joshi, G Sundararajan
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films 25 (2 …, 2007
Studies on cathodic arc PVD grown TiCrN based erosion resistant thin films
K Valleti, SV Joshi
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films 34 (4 …, 2016
CrAlSiN nanocomposite thin films for high-speed machining applications
C Puneet, K Valleti, A Venu Gopal, SV Joshi
Materials and Manufacturing Processes 33 (4), 371-377, 2018
Processing-structure-property relationships in electron beam physical vapor deposited yttria stabilized zirconia coatings
DS Rao, K Valleti, SV Joshi, GR Janardhan
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films 29 (3 …, 2011
Studies on hard TaN thin film deposition by R C-Mag technique
K Valleti
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films 27 (4 …, 2009
Effect of Pulsed Biasing on the Droplet Formation and the Properties of Cylindrical Cathodic Arc–Grown Erosion-Resistant TiN Coatings
K Valleti, K Sai Jyotheender, D Srinivasa Rao
Tribology Transactions 62 (1), 88-95, 2019
Structure-Property Correlations in Cathodic Arc Deposited TiAlN Coatings
SP Pemmasani, K Valleti, M Ramakrishna, KV Rajulapati, ...
Materials Science Forum 702, 967-970, 2012
Cr-(CrN/TiAlN) m-AlSiN-AlSiO open-air stable solar selective coating for concentrated solar thermal power applications
K Valleti, SG Rao, P Miryalkar, A Sandeep, DS Rao
Solar Energy Materials and Solar Cells 215, 110634, 2020
Optical and mechanical properties of Sol-gel prepared Titania (TiO2)–Silica (SiO2) mixed thin films ‘as prepared at 300 K’without any post heat treatment
BM Pratima, K Valleti, A Subrahmanyam
Materials Research Express 6 (2), 026407, 2018
Nanocomposite CrAlSiN hard protective coatings for high temperature applications
K Valleti, P Chandran, AHN Prasad, SV Joshi
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