Marcelo Martins Sant'Anna
Instituição:
Universidade Federal do Rio de Janeiro
Centro:
Centro de Ciências Matemáticas e da Natureza
Unidade:
Instituto de Física
Departamento:
Departamento de Física Nuclear/I Fis
Formação:
-
Lawrence Berkeley National Laboratory
| Pós-Doutorado | 1999 - 2000
-
Pontifícia Universidade Católica do Rio de Janeiro
Física | Doutorado | 1993 - 1997
-
Pontifícia Universidade Católica do Rio de Janeiro
Física | Mestrado | 1991 - 1993
-
Pontifícia Universidade Católica do Rio de Janeiro
Graduação Em Física | Graduação | 1987 - 1991
Laboratórios:
Nuvens de Palavras:
Artigos:
(98.82% artigos com DOI)
| Titulo | DOI | Ano |
|---|---|---|
| Electron-detachment cross sections for near the free-collision-model velocity threshold | 10.1103/PhysRevA.109.032806 | 2024 |
| Superficial Si nanostructure synthesis by low-energy ion-beam- induced phase separation | 10.1016/j.apsusc.2022.154190 | 2022 |
| Ion-beam-induced structure fragmentation and dewetting in Au/Ti films | 10.1016/j.mtla.2021.101214 | 2021 |
| Early stages in the self-organization of Si nanopatterns induced by ion bombardment | 10.1088/1361-6528/ab8082 | 2020 |
| Evidence of Ultrafast Dissociation in the CHCl3 Molecule | 10.1088/1361-6455/abc9cc | 2020 |
| Atomic and molecular Auger decay in CHCl molecule | 10.1088/1742-6596/1412/12/122013 | 2020 |
| Experimental and theoretical results of resonant and normal Auger decay in dichloromethane | 10.1140/epjd/e2019-90625-y | 2019 |
| Inner-valence Auger decay in chloroform after Cl 2p ionization | 10.1016/j.nimb.2019.09.039 | 2019 |
| Surface damage in cystine, an amino acid dimer, induced by keV ions | 10.1063/1.5011816 | 2018 |
| Atomic versus molecular Auger decay in CH 2 Cl 2 and CD 2 Cl 2 molecules | 10.1063/1.5030644 | 2018 |
| Enhanced superconductivity, Kondo behavior, and negative-curvature resistivity of oxygen-irradiated thin films of aluminium | 10.1103/PhysRevB.95.054515 | 2017 |
| Deep-core photoabsorption and photofragmentation of tetrachloromethane near the Cl -edge | 10.1063/1.4984928 | 2017 |
| Fragmentation of Valence and Core-Shell (Cl 2p) Excited C Cl Molecule | 10.1021/acs.jpca.7b02632 | 2017 |
| Photoionisation of Ca ions in the valence-energy region 20-56 eV: experiment and theory | 10.1088/1361-6455/aa8ba8 | 2017 |
| Alternative uses of a megavolt tandem accelerator for few-keV studies with ion-source SIMS monitoring | 10.1063/1.4953889 | 2016 |
| INNER-SHELL PHOTOIONIZATION STUDIES OF NEUTRAL ATOMIC NITROGEN | 10.3847/0004-637x/818/2/149 | 2016 |
| Fluorine-ion-beam modification of magnetic properties of thin GaMnAs films | 10.1063/1.4917512 | 2015 |
| Electron-detachment cross section for and | 10.1103/physreva.89.012712 | 2014 |
| Absolute cross sections for electron loss, electron capture, and multiple ionization in collisions of Li 2+ with argon | 10.1088/0953-4075/47/4/045202 | 2014 |
| Electron Loss and Capture from Low-Charge-State Oxygen Projectiles in Methane | 10.1088/0953-4075/46/7/075202 | 2013 |
| Total detachment cross sections of C^{−}, CH^{−}, C_{2}^{−}, and C_{2}H^{−} incident on N_{2} at keV energies | 10.1103/physreva.87.062704 | 2013 |
| Information on ion¿solid interactions obtained through magnetization measurements | 10.1016/j.nimb.2011.07.042 | 2012 |
| Spin fluctuations of paramagnetic Rh clusters revealed by XMCD | 10.1103/PhysRevLett.109.197204 | 2012 |
| Valence-shell single photoionization of Kr+ ions: Experiment and theory | 10.1103/PhysRevA.86.063402 | 2012 |
| Negative ions and their behavior in collisions | 10.1002/qua.22843 | 2011 |
| Absolute cross sections for projectile electron loss accompanied by target multiple ionization in collisions of He with noble gases | 10.1088/0953-4075/44/4/045202 | 2011 |
| K-Shell X-Ray Spectroscopy of Atomic Nitrogen | 10.1103/PhysRevLett.107.033001 | 2011 |
| Valence-shell photoionization of chlorinelike Ar^{+} ions | 10.1103/PhysRevA.84.013413 | 2011 |
| Ion-beam modification of the magnetic properties of Ga_{1?x}Mn_{x}As epilayers | 10.1103/PhysRevB.81.245203 | 2010 |
| Absolute cross sections for electron loss, electron capture, and multiple ionization in collisions of C^{3+} with noble gases | 10.1103/PhysRevA.82.012704 | 2010 |
| Electron-loss cross sections for heavy-ion beam probe using gold beams: experiment and theory | 10.1088/0741-3335/51/4/045007 | 2009 |
| Double-electron-capture cross sections for Li^{3+} collisions with He at intermediate-to-high velocities | 10.1103/PhysRevA.80.042707 | 2009 |
| Dissociative and non-dissociative ionization of the O 2 molecule by He + impact | 10.1088/0953-4075/41/20/205201 | 2008 |
| Tandem-method for measurement of destruction cross sections of neutral projectiles at intermediate and high velocities | 10.1016/j.nima.2007.02.028 | 2007 |
| Fragmentation and mean kinetic energy release of the nitrogen molecule | 10.1016/j.nimb.2007.04.030 | 2007 |
| Spectroscopic analysis of small organic molecules: A comprehensive near-edge X-ray-absorption fine-structure study of C-6-ring-containing molecules | 10.1063/1.2139674 | 2006 |
| Electron loss cross sections of fluorine negative-ion projectile for modeling of inertial confinement fusion | 10.1051/jp4:2006133152 | 2006 |
| Dissociative and non-dissociative ionisation of N2 molecule by impact of 0.75-3.5 MeV He+ | 10.1088/0953-4075/39/17/009 | 2006 |
| Multiple ionization of Ar by F- impact: projectile-electron-loss and direct-ionization collision channels | 10.1103/PhysRevA.74.022701 | 2006 |
| Ionisation and dissociation of cometary gaseous organic molecules by solar wind particles I: Formic acid | 10.1111/j.1365-2966.2006.10949.x | 2006 |
| Strong similarities between small cluster anions and electrons colliding with argon | 10.1103/PhysRevA.74.042703 | 2006 |
| Dominant screening process in the projectile electron loss for F- + Ar collisions | 10.1590/s0103-97332006000400006 | 2006 |
| Ionization and dissociation of the formic acid molecule by protons and electrons | 10.1590/s0103-97332006000400011 | 2006 |
| Projectile electron loss in nitrogen | 10.1590/s0103-97332006000400005 | 2006 |
| Anion and cation-yield spectroscopy of core-excited SF6 | 10.1063/1.1855314 | 2005 |
| Charge-state-correlated cross sections for electron loss, capture, and ionization in C3+-Ne collisions | 10.1103/PhysRevA.72.012707 | 2005 |
| Photofragmentation of ionic carbon monoxide | 10.1088/0953-4075/38/15/010 | 2005 |
| Lifetime of a K-shell vacancy in atomic carbon created by 1s -> 2p photoexcitation of C+ | 10.1088/0953-4075/37/5/L03 | 2004 |
| Electron-detachment cross sections of halogen negative-ion projectiles for inertial confinement fusion | 10.1088/0741-3335/46/7/001 | 2004 |
| Multiple ionization of noble gases by swift H2+ ions in breakup and nonbreakup collisions | 10.1103/PhysRevA.69.062718 | 2004 |
| The C 1s NEXAFS spectrum of benzene bellow threshold: Rydberg or valence character of the unoccupied sigma orbitals | 10.1016/j.cplett.2004.06.053 | 2004 |
| Multiple Ionization of Ne by H2+ Ions with Correlated Projectile Electron Loss | 10.1238/Physica.Topical.110a00374 | 2004 |
| Core-Level anionic photofragmentation of OCS | 10.1016/S0301-0104(02)00784-X | 2003 |
| Absolute photoionization cross section measurements of O-II ionsfrom 29.7 to 46.2 eV | 10.1086/368077 | 2003 |
| Photofragmentation ynamics of core-excited water by anion-yield spectroscopy | 10.1103/PhysRevA.68.022701 | 2003 |
| Post-collisional decay in Ne multiple ionization by H2+ ions in breakup collisions | 10.1103/PhysRevA.68.042707 | 2003 |
| Effective strength of the electron-electron interaction in simultaneous projectile and target ionization | 10.1103/PhysRevLett.88.013201 | 2002 |
| Effect of relativistic many-electron interactions on photoelectron partial wave probabilities | 10.1103/PhysRevLett.88.123003 | 2002 |
| Multiple ionization of noble gases by 2.0 MeV proton impact: comparison with equivelocity electron impact ionization | 10.1088/0953-4075/35/9/102 | 2002 |
| Time-of-flight spectrometer for absolute measurements of multiply charged ions and ionic molecular fragments in the gas phase | 10.1063/1.1480460 | 2002 |
| 100 % site-selective fragmentation in core-hole-photoexcited methanol by anion-yield spectroscopy | 10.1088/0953-4075/35/12/102 | 2002 |
| The Formation of Long-Lived CO2+ via Photoionization of CO+ | 10.1103/PhysRevA.66.032718 | 2002 |
| Post-collisional effects in multiple ionization of neon by protons | 10.1088/0953-4075/35/18/311 | 2002 |
| Anion and cation formation following core-level photoexcitation of CO2 | 10.1088/0953-4075/35/21/315 | 2002 |
| Photoionization of Ne+ using synchrotron radiation | 10.1103/PhysRevA.66.062710 | 2002 |
| Quantifying relativistic interactions from angular momentum partitioning measurements during photoionization | 10.1103/PhysRevLett.86.979 | 2001 |
| Absolute multiple- ionization cross sections of noble gases by He+ | 10.1103/PhysRevA.63.062717 | 2001 |
| Relativistic effects on interchannel coupling in atomic photoionization: The photoelectron angular distribution of Xe 5s | 10.1103/PhysRevA.64.022507 | 2001 |
| Dynamical relativistic effects in photoionization: Spin-orbit-resolved angular distributions of xenon 4d photoelectrons near the Cooper minimum | 10.1103/PhysRevLett.87.123004 | 2001 |
| Detailed study of pyridine at the C 1s and N 1s ionization thresholds: The influence of the vibrational fine structure | 10.1063/1.1397797 | 2001 |
| Photoionization of metastable O+ ions: experiment and theory | 10.1103/PhysRevLett.87.243002 | 2001 |
| Absolute measurements of electron capture cross section of C3+ from atomic and molecular hydrogen | 10.1088/0953-4075/33/3/305 | 2000 |
| Investigation of the role of the breakup process on the fusion and scattering of weakely bound projectile induced reactions | 2000 | |
| Fusion and elastic scattering of 9Be + 64Zn: a serach on the breakup influence on this processes | 10.1103/PhysRevC.61.064608 | 2000 |
| Electronic capture by He2+ from atomic and molecular hydrogen | 10.1103/PhysRevA.61.052717 | 2000 |
| Electron loss and single and double capture of C3+ and O5+ ions with noble gases | 10.1103/PhysRevA.60.1124 | 1999 |
| Saturation effects in charge-changing collisions with multiply-charged C and O ions | 10.1238/Physica.Topical.080a00398 | 1999 |
| Inversion relations for exclusive and inclusive cross sections within the independent electron approximation | 10.1103/PhysRevA.58.2148 | 1998 |
| Elastic, inelastic scattering and fusion of the 14N + 59Co system at energies close to the coulomb barrier | 10.1007/s100500050044 | 1998 |
| Absolute measurements of electron-loss cross sections of He+ and C3+ with atomic hydrogen | 10.1103/PhysRevA.58.1204 | 1998 |
| Electron capture and multiple ionization in collisions of fast H+ with gallium atoms | 10.1088/0953-4075/30/7/014 | 1997 |
| Electron emission from binary collisions with Zprojectile < Ztarget | 10.1016/S0168-583X(96)01048-8 | 1997 |
| Absolutely calibrated atomic hydrogen cell for high energy atomic collisions | 10.1016/S0168-583X(97)00431-X | 1997 |
| Saturation effects in projectile electron loss | 10.1016/S0168-583X(98)80006-2 | 1997 |
| Electron loss mechanisms in collisions of He+ ions with various targets | 10.1016/0168-583X(95)00044-5 | 1995 |
Eventos:
(7.32% eventos com DOI)
| Titulo | DOI | Ano |
|---|---|---|
| Produção de Elétrons em Colisões de C3+ com Gases Nobres | 1999 | |
| Perda Eletrônica em Colisões de Íons com Gases Nobres | 1999 | |
| Seções de Choque de Ionização Múltipla de Gases Nobres por He+ | 1999 | |
| Saturation effects in electron loss | 10.1063/1.59231 | 1999 |
| Electron Loss in Collisions of Ions with Noble Gases | 1999 | |
| Electron Production in Collisions of C3+ with Noble Gases | 1999 | |
| Multiple Ionization of Noble Gases by He+ | 1999 | |
| Absolute Multiple Ionization Cross Sections for Imapct of C3+ in Rare Gases | 1999 | |
| Electron Capture of He2+ Ions from Atomic and Molecular Hydrogen | 1999 | |
| Processos Multi-Eletrônicos em Colisões de He+ com Gases Nobres | 1998 | |
| Influência do Processo de Break-up na Inibição da Seção de Choque de Fusão para os Sistema 9Be+64Zn | 1998 | |
| Espalhamento Elástico de 6,7Li + 136Ba a Energias Próximas a Barreira Culombiana | 1998 | |
| Electron-ion ionization cross sections from electron-loss by atomic hydrogen: A case study | 10.1063/1.52657 | 1997 |
| Perda Eletrônica ao Contínuo do He+ em Colisões com Diversos Alvos Gasos | 1997 | |
| Medidas Absolutas de Seções de Choque de Captura e Perda Eletrônica em Íons C3+ Colidindo com Hidrogênio Atômico | 1997 | |
| O Fator de Forma Molecular do H2 em Colisões de Perda Eletrônica | 1997 | |
| Obtenção de Seções de Choque de Ionização Elétron-Íon a partir de Dados de Perda Eletrônica em Hidrogênio Atômico | 1997 | |
| Saturation Effects in Electron Emission from Collisions of He+ with Gaseous Targets | 1997 | |
| Inversion Formula for the Binomial Distribution within the Independent Electron Approximation | 1997 | |
| Obtaining Electron-Ion Cross Sections from Electron-Loss Data | 1997 | |
| Molecular Hydrogen form Factors in Electronic Loss Collisions | 1997 | |
| Electron Capture and Loss of C3+ with Atomic Hidrogen | 1997 | |
| Pure ionization in collisions of fast H[sup +] and He[sup 2+] ions with gallium atoms | 10.1063/1.52406 | 1997 |
| Multiple ionization in collisions of fast H+ and He2+ ions with gallium atoms | 1997 | |
| Efeitos de Saturação na Emissão de Elétrons em Colisões de He+ em Vários Alvos | 1996 | |
| Emissão de Elétrons em Colisões Binárias Simples | 1996 | |
| Perda e Captura Eletrônica em Colisões de He+, C3+, O5+ em Gases Nobres | 1996 | |
| Captura e Perda Eletrônica de C3+ em Hidrogênio Atômico | 1996 | |
| Efeitos de Saturação na Emissão de Elétrons em Colisões de He+ em Vários Alvos | 1996 | |
| Ionização múltipla em colisões de H+ e He2+ com átomos de Gálio | 1996 | |
| Electronic Capture and Loss of C3+ on Atomic Hydrogen | 1996 | |
| Saturation Effects in electron capture and losss of C3+ and O5+ in noble gases | 1996 | |
| Multiple ionization in collisions of fast H+ and He2+ ions with gallium atoms | 1996 | |
| Efeitos de Saturação na Emissão de elétrons em Colisões de He+ com vários Alvos | 1996 | |
| Mecanismos de perda eletrônica em colisões de He+ com He, Ne, Ar, Kr e Xe | 1995 | |
| Perda Total, Captura Simples e Dupla de C3+ em He, Ne, Ar, Kr e Xe | 1995 | |
| Amorphous Hydrogenated Carbon Nitride Film as a Difusion Barrier between Copper ans Silicon | 1995 | |
| Electron Loss, Single and Double Capture of C3+ on He, Ne, Ar, Kr, and Xe | 1995 | |
| Electron Loss Mechanisms in Collisions of Ions with Noble Gases | 1995 | |
| Filmes de Nitreto de Carbono Amorfo Hidrogenado como Barreira Antidifusão Cu/Si | 1994 | |
| Produção de um Alvo de Hidrogênio Dissociado para colisões Atômicas | 1993 |