| 2012 |
Artigo em periódico |
B and N doping in graphene ruled by grain boundary defects
Walber Hugo BRITO; Ricardo KAGIMURA; Roberto Hiroki MIWA
Physical Review B
DOI 10.1103/PhysRevB.85.035404
ISSN 1550-235X
|
PS
Condensed Matter Physics
|
| 2011 |
Artigo em periódico |
Hydrogenated grain boundaries in graphene
Walber Hugo BRITO; Ricardo KAGIMURA; Roberto Hiroki MIWA
Applied Physics Letters
DOI 10.1063/1.3592578
ISSN 0003-6951
|
PS
Condensed Matter Physics
|
| 2009 |
Trabalho em evento |
Theoretical investigations of deformed graphene nanoribbons
Ricardo KAGIMURA; Mário Sérgio De Carvalho MAZZONI; Hélio CHACHAM
2009 APS March Meeting
|
PS
Atomic and Molecular Physics; and Optics
|
| 2008 |
Trabalho em evento |
First-principles investigations of elastic properties; energetics and Pb antisite defects in Pb-based pervskites
Ricardo KAGIMURA; David J SINGH
2008 Fundamental Physics of Ferroelectrics
|
PS
Atomic and Molecular Physics; and Optics
|
| 2008 |
Trabalho em evento |
First-Principles Investigations of Pb Anti-Site Defects in PbZrO3 and Pb(Zr;Ti)O3 Perovskites
Ricardo KAGIMURA; David J SINGH
2008 APS March Meeting
|
PS
Physical and Theoretical Chemistry
|
| 2008 |
Trabalho em evento |
Ab-initio Study in PbZrO3 and Pb(Zr; Ti)O3: Elastic Properties; Energetics and Pb Anti-Site Defects
Ricardo KAGIMURA; David J SINGH
XXXI Encontro Nacional de Física da |Matéria COndensada
|
PS
Condensed Matter Physics
|
| 2008 |
Artigo em periódico |
First-Principles Investigations of Elastic Properties and Energetics of Antiferroelectric and Ferroelectric Phases of PbZrO3
Ricardo KAGIMURA; David J SINGH
Physical Review. B; Condensed Matter and Materials Physics
DOI 10.1103/physrevb.77.104113
ISSN 1098-0121
|
PS
Condensed Matter Physics
|
| 2008 |
Artigo em periódico |
(Ba;K;La) ZrO_{3} as a possible lead-free ferroelectric: Density functional calculations
Ricardo KAGIMURA; M SUEWATTANA; David J SINGH
Physical Review. B; Condensed Matter and Materials Physics
DOI 10.1103/PhysRevB.78.012103
ISSN 1098-0121
|
PS
Condensed Matter Physics
|
| 2008 |
Artigo em periódico |
Ab initio study of Pb antisite defects in PbZrO_{3} and Pb(Zr;Ti)O_{3}
Ricardo KAGIMURA; David J SINGH
Physical Review. B; Condensed Matter and Materials Physics
DOI 10.1103/PhysRevB.78.174105
ISSN 1098-0121
|
PS
Physical and Theoretical Chemistry
|
| 2007 |
Trabalho em evento |
Local Basis Set Supercell Studies of (K;Na)NbO3 Solid Solutions
Ricardo KAGIMURA; M SUEWATTANA; David J SINGH
2007 APS March Meeting
|
PS
Physical and Theoretical Chemistry
|
| 2007 |
Trabalho em evento |
Universal Behavior of Surface-Dangling Bonds in Hydrogen-Terminated Si; Ge; Si/Ge Nanowires.
Ricardo Wagner NUNES; Ricardo KAGIMURA; Hélio CHACHAM
2007 APS March Meeting
|
PS
Atomic and Molecular Physics; and Optics
|
| 2007 |
Trabalho em evento |
First-Principles Investigations of Elastic Properties of Orthorhombic and R3c PbZrO3 Structures
Ricardo KAGIMURA; David J SINGH
11th European Meeting on Ferroelectricity
ISBN 9789616303934
|
PS
Atomic and Molecular Physics; and Optics
|
| 2007 |
Trabalho em evento |
Polar Behavior and Ferroelectricity in Perovskites From A-Site Size Disorder
David J SINGH; PARK; M SUEWATTANA; Ricardo KAGIMURA
11th European Meeting on Ferroelectricity
ISBN 9789616303934
|
PS
Atomic and Molecular Physics; and Optics
|
| 2007 |
Artigo em periódico |
Surface Dangling-Bond States and Band Lineups in Hydrogen-Terminated Si; Ge; and Ge/Si Nanowires
Ricardo KAGIMURA; Ricardo Wagner NUNES; Hélio CHACHAM
Physical Review Letters
DOI 10.1103/physrevlett.98.026801
ISSN 0031-9007
|
PS
Atomic and Molecular Physics; and Optics
|
| 2006 |
Trabalho em evento |
Structures of Si and Ge nanowires in the sub-nanometer range
Hélio CHACHAM; Ricardo KAGIMURA; Ricardo Wagner NUNES
2006 APS March Meeting
|
PS
Atomic and Molecular Physics; and Optics
|
| 2006 |
Trabalho em evento |
Partial Passivation Effects in Hydrogen-Terminated Si; Ge and Si/Ge Nanowires
Hélio CHACHAM; Ricardo KAGIMURA; Ricardo Wagner NUNES
28th International Conference on the Physics of Semiconductors
|
PS
Atomic and Molecular Physics; and Optics
|
| 2005 |
Trabalho em evento |
Structures of Si and Ge Nanowires in the Sub-Nanometer Range
Ricardo KAGIMURA; Ricardo Wagner NUNES; Hélio CHACHAM
12th Brazilian Workshop on Semiconductor Physics
|
PS
Atomic and Molecular Physics; and Optics
|
| 2005 |
Artigo em periódico |
Structures of Si and Ge Nanowires in the Subnanometer Range
Ricardo KAGIMURA; Ricardo Wagner NUNES; Hélio CHACHAM
Physical Review Letters
DOI 10.1103/physrevlett.95.115502
ISSN 0031-9007
|
PS
Atomic and Molecular Physics; and Optics
|
| 2004 |
Trabalho em evento |
É possível haver nanofios de silício e germânio cristalinos e não-sp3?
Ricardo KAGIMURA; Ricardo Wagner NUNES; Hélio CHACHAM
XXVII Encontro Nacional de Física da Matéria Condensada
|
PS
Condensed Matter Physics
|
| 2004 |
Trabalho em evento |
Possible structures for Si and Ge nanowires: can they be non-sp3?
Ricardo KAGIMURA; Ricardo Wagner NUNES; Hélio CHACHAM
27th International Conference on the Physics of Semiconductor
|
PS
Atomic and Molecular Physics; and Optics
|
| 2003 |
Trabalho em evento |
Localização de F- intersticiais em super-redes de CaF2-BaF2
Ricardo KAGIMURA; Hélio CHACHAM; Tome Mauro SCHMIDT; Roberto Hiroki MIWA
XXVI Encontro Nacional de Física da Matéria Condensada
|
PS
Condensed Matter Physics
|
| 2003 |
Artigo em periódico |
Localization of intrinsic defects in CaF2-BaF2 superlattices
Ricardo KAGIMURA; Hélio CHACHAM; Tome Mauro SCHMIDT; Roberto Hiroki MIWA
Applied Physics Letters
DOI 10.1063/1.1627473
ISSN 0003-6951
|
PS
Atomic and Molecular Physics; and Optics
|
| 2002 |
Trabalho em evento |
Defeitos em CaF2 e BaF2 por cálculos de primeiros princípios
Ricardo KAGIMURA; Tome Mauro SCHMIDT; Hélio CHACHAM
XXV Encontro Nacional de Física da Matéria Condensada
|
PS
Atomic and Molecular Physics; and Optics
|
| 2001 |
Trabalho em evento |
Electronic and structural properties of defects in CaF2
Ricardo KAGIMURA; Tome Mauro SCHMIDT; Hélio CHACHAM
XXIV Encontro Nacional de Física da Matéria Condensada
|
PS
Condensed Matter Physics
|
| 2000 |
Trabalho em evento |
First-principles study of intrinsic defects in CaF2
Ricardo KAGIMURA; Tome Mauro SCHMIDT
XXIII Encontro Nacional de Fisica da Materia Condensada
|
PS
Condensed Matter Physics
|