Ravi Chinnappan
Ravi Chinnappan
Scientific officer, IGCAR, Kalpakkam
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Electronic structure, bonding, and ground-state properties of AlB 2-type transition-metal diborides
P Vajeeston, P Ravindran, C Ravi, R Asokamani
Physical Review B 63 (4), 045115, 2001
First-principles study of crystal structure and stability of Al–Mg–Si–(Cu) precipitates
C Ravi, C Wolverton
Acta materialia 52 (14), 4213-4227, 2004
Predicting metastable phase boundaries in Al–Cu alloys from first-principles calculations of free energies: the role of atomic vibrations
C Ravi, C Wolverton, V Ozoliņš
EPL (Europhysics Letters) 73 (5), 719, 2006
Electronic Structure Calculations and Physical Properties of ABX2(A = Cu, Ag; B = Ga, In; X = S, Se, Te) Ternary Chalcopyrite Systems
R Asokamani, RM Amirthakumari, R Rita, C Ravi
physica status solidi (b) 213 (2), 349-363, 1999
Electronic structure, phase stability, and cohesive properties of Ti 2 X Al (X= N b, V, Zr)
C Ravi, P Vajeeston, S Mathijaya, R Asokamani
Physical Review B 60 (23), 15683, 1999
Thermodynamic stability of oxide phases of Fe–Cr based ODS steels via quantum mechanical calculations
R Chinnappan
Calphad 45, 188-193, 2014
Anharmonic phonons of NaZr 2 (PO 4) 3 studied by Raman spectroscopy, first-principles calculations, and x-ray diffraction
K Kamali, TR Ravindran, C Ravi, Y Sorb, N Subramanian, AK Arora
Physical Review B 86 (14), 144301, 2012
First-principles calculation of phase equilibrium of V-Nb, V-Ta, and Nb-Ta alloys
C Ravi, BK Panigrahi, MC Valsakumar, A van de Walle
Physical Review B 85 (5), 054202, 2012
First-principles study of phase equilibrium in Ti–V, Ti–Nb, and Ti–Ta alloys
R Chinnappan, BK Panigrahi, A van de Walle
Calphad 54, 125-133, 2016
Solvus boundaries of (meta) stable phases in the Al–Mg–Si system: First-principles phonon calculations and thermodynamic modeling
H Zhang, Y Wang, SL Shang, C Ravi, C Wolverton, LQ Chen, ZK Liu
Calphad 34 (1), 20-25, 2010
First-principles study of ground-state properties and phase stability of vanadium nitrides
C Ravi
Calphad 33 (3), 469-477, 2009
Cluster expansion Monte Carlo study of phase stability of vanadium nitrides
C Ravi, HK Sahu, MC Valsakumar, A van de Walle
Physical Review B 81 (10), 104111, 2010
Comparison of thermodynamic databases for 3xx and 6xxx aluminum alloys
C Ravi, C Wolverton
Metallurgical and Materials Transactions A 36 (8), 2013-2023, 2005
Linear Compressibility and Thermal Expansion of KMn[Ag(CN)2]3 Studied by Raman Spectroscopy and First-Principles Calculations
K Kamali, C Ravi, TR Ravindran, RM Sarguna, TN Sairam, G Kaur
The Journal of Physical Chemistry C 117 (48), 25704-25713, 2013
First-principles study of interaction energies of atomic defects in bcc ferromagnetic iron
EA Devi, R Chinnappan, CS Sundar
Physical Review B 98 (14), 144104, 2018
Site preference of Zr in Ti3Al and phase stability of Ti2ZrAl
C Ravi, R Asokamani
Bulletin of Materials Science 26 (1), 97-103, 2003
Properties of solids under high pressure—An electronic band structure approach
R Asokamani, C Ravi
Bulletin of Materials Science 22 (3), 301-305, 1999
First-principles study of lattice stability of ReO3-type hypothetical TaO3
C Ravi, G Kaur, A Bharathi
Computational materials science 90, 177-181, 2014
Phase stability of V–Ta alloy using cluster expansion and Monte Carlo techniques
R Chinnappan
Calphad 39, 33-36, 2012
Comparative Raman spectroscopic study of phase stability and anharmonic effects in AZr2 (PO4) 3 (A= K, Rb and Cs)
K Kamali, TR Ravindran, C Ravi
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 155, 38-46, 2016
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