Follow
Helio Chacham
Helio Chacham
Verified email at fisica.ufmg.br
Title
Cited by
Cited by
Year
Third and fourth optical transitions in semiconducting carbon nanotubes
PT Araujo, SK Doorn, S Kilina, S Tretiak, E Einarsson, S Maruyama, ...
Physical Review Letters 98 (6), 067401, 2007
3782007
Stability of native defects in hexagonal and cubic boron nitride
W Orellana, H Chacham
Physical Review B 63 (12), 125205, 2001
2072001
Electronic structure and energetics of B x C y N z layered structures
MSC Mazzoni, RW Nunes, S Azevedo, H Chacham
Physical Review B 73 (7), 073108, 2006
1732006
Disorder and segregation in B− C− N graphene-type layers and nanotubes: tuning the band gap
J da Rocha Martins, H Chacham
Acs Nano 5 (1), 385-393, 2011
1712011
Room‐temperature compression‐induced diamondization of few‐layer graphene
APM Barboza, MHD Guimaraes, DVP Massote, LC Campos, ...
Advanced Materials 23 (27), 3014, 2011
1582011
Stability, geometry, and electronic structure of the boron nitride fullerene
SS Alexandre, MSC Mazzoni, H Chacham
Applied physics letters 75 (1), 61-63, 1999
1531999
Instabilities in diamond under high shear stress
H Chacham, L Kleinman
Physical review letters 85 (23), 4904, 2000
1392000
Bandgap closure of a flattened semiconductor carbon nanotube: a first-principles study
MSC Mazzoni, H Chacham
Applied Physics Letters 76 (12), 1561-1563, 2000
1262000
Small polarons in dry DNA
SS Alexandre, E Artacho, JM Soler, H Chacham
Physical review letters 91 (10), 108105, 2003
1232003
Metallization of solid hydrogen at megabar pressures: a first-principles quasiparticle study
H Chacham, SG Louie
Physical review letters 66 (1), 64, 1991
1211991
Electromechanical effects in carbon nanotubes: Ab initio and analytical tight-binding calculations
M Verissimo-Alves, B Koiller, H Chacham, RB Capaz
Physical Review B 67 (16), 161401, 2003
1082003
Structure and energetics of boron nitride fullerenes: The role of stoichiometry
SS Alexandre, H Chacham, RW Nunes
Physical Review B 63 (4), 045402, 2001
1052001
Energetics of the oxidation and opening of a carbon nanotube
H Chacham, P Ordejon, D Sanchez-Portal, JM Soler, E Artacho
Physical Review B 60 (4), R2208, 1999
1021999
Structures of Si and Ge nanowires in the subnanometer range
R Kagimura, RW Nunes, H Chacham
Physical review letters 95 (11), 115502, 2005
1012005
Enhancing the response of NH3 graphene-sensors by using devices with different graphene-substrate distances
AR Cadore, E Mania, AB Alencar, NP Rezende, S De Oliveira, ...
Sensors and Actuators B: Chemical 266, 438-446, 2018
932018
Deformation induced semiconductor-metal transition in single wall carbon nanotubes probed by electric force microscopy
APM Barboza, AP Gomes, BS Archanjo, PT Araujo, A Jorio, AS Ferlauto, ...
Physical review letters 100 (25), 256804, 2008
912008
Polarons in carbon nanotubes
M Verissimo-Alves, RB Capaz, B Koiller, E Artacho, H Chacham
Physical review letters 86 (15), 3372, 2001
892001
Graphene Moiré patterns observed by umklapp double-resonance Raman scattering
A Righi, SD Costa, H Chacham, C Fantini, P Venezuela, C Magnuson, ...
Physical Review B 84 (24), 241409, 2011
862011
Dynamic Negative Compressibility of Few-Layer Graphene, h-BN, and MoS2
APM Barboza, H Chacham, CK Oliveira, TFD Fernandes, EHM Ferreira, ...
Nano letters 12 (5), 2313-2317, 2012
782012
Stability of antiphase line defects in nanometer-sized boron nitride cones
S Azevedo, MSC Mazzoni, RW Nunes, H Chacham
Physical Review B 70 (20), 205412, 2004
772004
The system can't perform the operation now. Try again later.
Articles 1–20