Author

Ramalho, Gilberto

INSPIRE profile1036869 ORCID0000-0002-9930-659X

73 papers·2,283 citations in this corpus

	Paper	Category
Jan 28, 2026#82601.19564	Octet baryon electroweak form factors in dense nuclear matter G. Ramalho🇰🇷 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷	nucl-th	J.Subatomic Part.Cosmol.	0
Dec 5, 2025#82512.04493	Nucleon to Roper transition amplitudes and electromagnetic form factors G. Ramalho🇰🇷	↳ hep-ph	Acta Phys.Polon.B	1
Jun 19, 2025#12506.15254	Manifestation of quark effects in nuclei via bremsstrahlung analysis in the proton-nucleus scattering Sergei P. Maydanyuk (1 and 2)🇨🇳 · K. Tsushima (3)🇧🇷 · G. Ramalho (4)🇰🇷 · Peng-Ming Zhang (5) ((1) Southern Center for Nuclear-Science Theory (SCNT), Institute of Modern Physics, Chinese Academy of Sciences, Huizhou, China, (2) Institute for Nuclear Research, National Academy of Sciences of Ukraine, Kyiv, 03680, Ukraine, (3) Laboratório de Física Teórica e Computacional - LFTC, Programa de Pósgraduação em Astrofísica e Física Computacional, Universidade Cidade de São Paulo, 01506-000 São Paulo, São Paulo, Brazil, (4) Department of Physics and OMEG Institute, Soongsil University, Seoul, Republic of Korea, (5) School of Physics and Astronomy, Sun Yat-Sen University, Zhuhai, China)🇨🇳	nucl-th	PLB	2
Apr 23, 2025#42504.15660	Electroweak form factors of baryons in dense nuclear matter G. Ramalho🇰🇷 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷	nucl-th	Symmetry	8
Aug 1, 2024#92407.21397	Electromagnetic $∣ G_{E} / G_{M} ∣$ ratios of hyperons at large timelike $q^{2}$ G. Ramalho🇰🇷 · M.T. Peña🇵🇹 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷	↳ hep-ph	PLB	14
Jun 13, 2024#92406.07958	Weak interaction axial form factors of the octet baryons in nuclear medium G. Ramalho🇰🇷 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷	↳ hep-ph	PRD	9
Dec 19, 2023#172312.10654	About the magnitude of the $γ^{*} N \to N (1520)$ transverse amplitudes near $Q^{2} = 0$ G. Ramalho🇰🇷	↳ hep-ph	PRD	1
Aug 10, 2023#92308.04773	Meson cloud contributions to the Dalitz decays of decuplet to octet baryons G. Ramalho🇰🇷 · K. Tsushima🇧🇷	↳ hep-ph	PRD	9
Jun 27, 2023#112306.13900	Electromagnetic Transition Form Factors of Baryon Resonances G. Ramalho🇰🇷 · M.T. Peña🇵🇹	↳ hep-ph	PPNP	52
Oct 29, 2021#82110.14107	Electromagnetic form factors of baryons in nuclear medium G. Ramalho🇧🇷 · K. Tsushima🇧🇷 · J.P.B.C. de Melo🇧🇷	↳ hep-ph	PoS	1
Dec 23, 2020#42012.11710	Electromagnetic form factors of the $Ω^{-}$ baryon in the spacelike and timelike regions G. Ramalho🇧🇷	↳ hep-ph	PRD	22
Mar 11, 2020#182003.04850	Covariant model for the Dalitz decay of the $N (1535)$ resonance G. Ramalho🇧🇷 · M.T. Peña🇵🇹	↳ hep-ph	PRD	26
Feb 19, 2020#102002.07280	A covariant model for the decuplet to octet Dalitz decays G. Ramalho🇧🇷	↳ hep-ph	PRD	18
Oct 1, 2019#191909.13825	Quark model calculations of transition form factors at high photon virtualities G. Ramalho🇧🇷	↳ hep-ph	EPJ Web Conf.	1
Sep 4, 2019#71909.00013	Low- $Q^{2}$ empirical parametrizations of the $N^{*}$ helicity amplitudes G. Ramalho🇧🇷	↳ hep-ph	PRD	16
Aug 15, 2019#71908.04864	Hyperon electromagnetic timelike elastic form factors at large $q^{2}$ G. Ramalho🇧🇷 · M.T. Peña🇵🇹 · K. Tsushima🇧🇷	↳ hep-ph	PRD	39
Feb 26, 2019#121902.08844	Octet baryon electromagnetic form factor double ratios $(G_{E}^{} / G_{M}^{}) / (G_{E} / G_{M})$ in a nuclear medium G. Ramalho🇧🇷 · J.P.B.C. de Melo🇧🇷 · K. Tsushima🇧🇷	↳ hep-ph	PRD	16
Jun 13, 2018#81806.04579	Nucleon resonances in Compton scattering Gernot Eichmann🇵🇹 · G. Ramalho🇧🇷	↳ hep-ph	PRD	36
Apr 24, 2018#141804.08560	Covariant quark model for the electromagnetic structure of light nucleon resonances G. Ramalho🇧🇷	↳ hep-ph	—	0
Jan 8, 2018#151801.01476	$N^{*}$ Form Factors based on a Covariant Quark Model G. Ramalho🇧🇷	↳ hep-ph	Few Body Syst.	25
Oct 31, 2017#141710.10527	Combined parametrization of the neutron electric form factor and the $γ^{*} N \to Δ (1232)$ quadrupole form factors G. Ramalho🇧🇷	↳ hep-ph	EPJA	15
Sep 22, 2017#61709.07412	New low- $Q^{2}$ measurements of the $γ^{*} N \to Δ (1232)$ Coulomb quadrupole form factor, pion cloud parametrizations and Siegert's theorem G. Ramalho🇧🇷	↳ hep-ph	EPJA	22
Jul 25, 2017#141707.07206	Holographic estimate of the meson cloud contribution to nucleon axial form factor G. Ramalho🇧🇷	↳ hep-ph	PRD	12
Jun 20, 2017#141706.05707	Analytic parametrizations of the $γ^{*} N \to N (1440)$ form factors inspired by Light-Front holography G. Ramalho🇧🇷	↳ hep-ph	PRD	19
Mar 14, 2017#61703.03819	Valence quark contributions for the $γ^{*} N \to N (1440)$ form factors from Light-Front holography G. Ramalho🇧🇷 · D. Melnikov🇧🇷	↳ hep-ph	PRD	28

Octet baryon electroweak form factors in dense nuclear matter
G. Ramalho🇰🇷 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷
Jan 28, 2026#8nucl-thJ.Subatomic Part.Cosmol.0 citations
Nucleon to Roper transition amplitudes and electromagnetic form factors
G. Ramalho🇰🇷
Dec 5, 2025#8↳ hep-phActa Phys.Polon.B1 citation
Manifestation of quark effects in nuclei via bremsstrahlung analysis in the proton-nucleus scattering
Sergei P. Maydanyuk (1 and 2)🇨🇳 · K. Tsushima (3)🇧🇷 · G. Ramalho (4)🇰🇷 · Peng-Ming Zhang (5) ((1) Southern Center for Nuclear-Science Theory (SCNT), Institute of Modern Physics, Chinese Academy of Sciences, Huizhou, China, (2) Institute for Nuclear Research, National Academy of Sciences of Ukraine, Kyiv, 03680, Ukraine, (3) Laboratório de Física Teórica e Computacional - LFTC, Programa de Pósgraduação em Astrofísica e Física Computacional, Universidade Cidade de São Paulo, 01506-000 São Paulo, São Paulo, Brazil, (4) Department of Physics and OMEG Institute, Soongsil University, Seoul, Republic of Korea, (5) School of Physics and Astronomy, Sun Yat-Sen University, Zhuhai, China)🇨🇳
Jun 19, 2025#1nucl-thPLB2 citations
Electroweak form factors of baryons in dense nuclear matter
G. Ramalho🇰🇷 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷
Apr 23, 2025#4nucl-thSymmetry8 citations
Electromagnetic $∣ G_{E} / G_{M} ∣$ ratios of hyperons at large timelike $q^{2}$
G. Ramalho🇰🇷 · M.T. Peña🇵🇹 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷
Aug 1, 2024#9↳ hep-phPLB14 citations
Weak interaction axial form factors of the octet baryons in nuclear medium
G. Ramalho🇰🇷 · K. Tsushima🇧🇷 · Myung-Ki Cheoun🇰🇷
Jun 13, 2024#9↳ hep-phPRD9 citations
About the magnitude of the $γ^{*} N \to N (1520)$ transverse amplitudes near $Q^{2} = 0$
G. Ramalho🇰🇷
Dec 19, 2023#17↳ hep-phPRD1 citation
Meson cloud contributions to the Dalitz decays of decuplet to octet baryons
G. Ramalho🇰🇷 · K. Tsushima🇧🇷
Aug 10, 2023#9↳ hep-phPRD9 citations
Electromagnetic Transition Form Factors of Baryon Resonances
G. Ramalho🇰🇷 · M.T. Peña🇵🇹
Jun 27, 2023#11↳ hep-phPPNP52 citations
Electromagnetic form factors of baryons in nuclear medium
G. Ramalho🇧🇷 · K. Tsushima🇧🇷 · J.P.B.C. de Melo🇧🇷
Oct 29, 2021#8↳ hep-phPoS1 citation
Electromagnetic form factors of the $Ω^{-}$ baryon in the spacelike and timelike regions
G. Ramalho🇧🇷
Dec 23, 2020#4↳ hep-phPRD22 citations
Covariant model for the Dalitz decay of the $N (1535)$ resonance
G. Ramalho🇧🇷 · M.T. Peña🇵🇹
Mar 11, 2020#18↳ hep-phPRD26 citations
A covariant model for the decuplet to octet Dalitz decays
G. Ramalho🇧🇷
Feb 19, 2020#10↳ hep-phPRD18 citations
Quark model calculations of transition form factors at high photon virtualities
G. Ramalho🇧🇷
Oct 1, 2019#19↳ hep-phEPJ Web Conf.1 citation
Low- $Q^{2}$ empirical parametrizations of the $N^{*}$ helicity amplitudes
G. Ramalho🇧🇷
Sep 4, 2019#7↳ hep-phPRD16 citations
Hyperon electromagnetic timelike elastic form factors at large $q^{2}$
G. Ramalho🇧🇷 · M.T. Peña🇵🇹 · K. Tsushima🇧🇷
Aug 15, 2019#7↳ hep-phPRD39 citations
Octet baryon electromagnetic form factor double ratios $(G_{E}^{*} / G_{M}^{*}) / (G_{E} / G_{M})$ in a nuclear medium
G. Ramalho🇧🇷 · J.P.B.C. de Melo🇧🇷 · K. Tsushima🇧🇷
Feb 26, 2019#12↳ hep-phPRD16 citations
Nucleon resonances in Compton scattering
Gernot Eichmann🇵🇹 · G. Ramalho🇧🇷
Jun 13, 2018#8↳ hep-phPRD36 citations
Covariant quark model for the electromagnetic structure of light nucleon resonances
G. Ramalho🇧🇷
Apr 24, 2018#14↳ hep-ph0 citations
$N^{*}$ Form Factors based on a Covariant Quark Model
G. Ramalho🇧🇷
Jan 8, 2018#15↳ hep-phFew Body Syst.25 citations
Combined parametrization of the neutron electric form factor and the $γ^{*} N \to Δ (1232)$ quadrupole form factors
G. Ramalho🇧🇷
Oct 31, 2017#14↳ hep-phEPJA15 citations
New low- $Q^{2}$ measurements of the $γ^{*} N \to Δ (1232)$ Coulomb quadrupole form factor, pion cloud parametrizations and Siegert's theorem
G. Ramalho🇧🇷
Sep 22, 2017#6↳ hep-phEPJA22 citations
Holographic estimate of the meson cloud contribution to nucleon axial form factor
G. Ramalho🇧🇷
Jul 25, 2017#14↳ hep-phPRD12 citations
Analytic parametrizations of the $γ^{*} N \to N (1440)$ form factors inspired by Light-Front holography
G. Ramalho🇧🇷
Jun 20, 2017#14↳ hep-phPRD19 citations
Valence quark contributions for the $γ^{*} N \to N (1440)$ form factors from Light-Front holography
G. Ramalho🇧🇷 · D. Melnikov🇧🇷
Mar 14, 2017#6↳ hep-phPRD28 citations

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