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Nicolae C. Popa
Nicolae C. Popa
senior researcher I, Institute for Materials Physics, Bucharest, Romania
Adresse e-mail validée de infim.ro
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The (hkl) dependence of diffraction-line broadening caused by strain and size for all Laue groups in Rietveld refinement
NC Popa
Journal of Applied Crystallography 31 (2), 176-180, 1998
7281998
Size–strain line-broadening analysis of the ceria round-robin sample
D Balzar, N Audebrand, MR Daymond, A Fitch, A Hewat, JI Langford, ...
Journal of Applied Crystallography 37 (6), 911-924, 2004
5612004
An analytical approximation for a size-broadened profile given by the lognormal and gamma distributions
NC Popa, D Balzar
Journal of Applied Crystallography 35 (3), 338-346, 2002
1802002
Texture in Rietveld refinement
NC Popa
Journal of applied crystallography 25 (5), 611-616, 1992
1661992
Elastic strain and stress determination by Rietveld refinement: generalized treatment for textured polycrystals for all Laue classes
NC Popa, D Balzar
Journal of applied crystallography 34 (2), 187-195, 2001
972001
Size-broadening anisotropy in whole powder pattern fitting. Application to zinc oxide and interpretation of the apparent crystallites in terms of physical models
NC Popa, D Balzar
Journal of Applied Crystallography 41 (3), 615-627, 2008
812008
Fundamental studies on large area Cu (In, Ga) Se2 films for high efficiency solar cells
AM Hermann, C Gonzalez, PA Ramakrishnan, D Balzar, N Popa, P Rice, ...
Solar Energy Materials and Solar Cells 70 (3), 345-361, 2001
722001
Analyzing microstructure by Rietveld refinement
D Balzar, NC Popa
Rigaku J 22 (1), 16-25, 2005
692005
Diffraction-line shift caused by residual stress in polycrystal for all Laue groups in classical approximations
NC Popa
Journal of applied crystallography 33 (1), 103-107, 2000
352000
Extinction in the framework of transfer equations for general-type crystals
NC Popa
Acta Crystallographica Section A: Foundations of Crystallography 43 (3), 304-316, 1987
231987
Design for a focusing high-resolution neutron crystal diffractometer
I Ionita, AD Stoica, M Popovici, NC Popa
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 1999
191999
Microstructural properties: Texture and macrostress effects
NC Popa
182008
Crystallite size and residual strain/stress modeling in rietveld refinement
D Balzar, NC Popa
Diffraction analysis of the microstructure of materials, 125-145, 2004
172004
Correction for Thermal Diffuse Scattering in Time-of-Flight NeutronDiffraction
NC Popa, BTM Willis
Acta Crystallographica Section A: Foundations of Crystallography 53 (5), 537-545, 1997
161997
Investigation of the Structural Phase Transitions in LiKS04 in a Wide Temperature Range
AM Balagurov, B Mroz, NC Popa, BN Savenko
physica status solidi (a) 96 (1), 25-31, 1986
161986
Symmetry analysis of the low‐temperature domain structure in ferroelastic LiKSO4
AM Balagurov, NC Popa, BN Savenko
physica status solidi (b) 134 (2), 457-464, 1986
161986
Strain and stress tensors of rolled uranium plate by Rietveld refinement of TOF neutron-diffraction data
D Balzar, NC Popa, S Vogel
Materials Science and Engineering: A 528 (1), 122-126, 2010
142010
Elastic macro strain and stress determination by powder diffraction: spherical harmonics analysis starting from the Voigt model
NC Popa, D Balzar, SC Vogel
Journal of Applied Crystallography 47 (1), 154-159, 2014
122014
Thermal diffuse scattering in time-of-flight neutron diffractometry
NC Popa, BTM Willis
Acta Crystallographica Section A: Foundations of Crystallography 50 (1), 57-63, 1994
111994
U4O9: atoms in general sites giving the hkl extinctions of special sites
NC Popa, BTM Willis
Acta Crystallographica Section A: Foundations of Crystallography 60 (4), 318-321, 2004
92004
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