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of 61
pro vyhledávání: '"J.G. da Silva-Filho"'
Akademický článek
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Akademický článek
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Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 299:122871
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::090871c95a7db9222f76982df9f0e0ac
https://doi.org/10.1016/j.saa.2023.122871
https://doi.org/10.1016/j.saa.2023.122871
Akademický článek
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Autor:
Daniel L.M. Vasconcelos, J. A. S. Lima, Paulo Freire, C.B. Silva, A.M.R. Teixeira, P.F. Façanha-Filho, J.G. da Silva Filho, Paulo Roberto da Silva Ribeiro
Publikováno v:
Vibrational Spectroscopy. 102:116-124
In the present study, a systematic investigation on vibrational properties of captopril (C9H15NO3S) single crystal under pressure is presented. At first, it is used density functional theory calculation in order to furnish the assignment of the norma
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5cc536d7f8e693a596d83bcc66eafd03
https://doi.org/10.1016/j.vibspec.2019.05.006
https://doi.org/10.1016/j.vibspec.2019.05.006
Autor:
G.D. Saraiva, J.G. da Silva Filho, A.J. Ramiro de Castro, V.O. Sousa Neto, C.B. Silva, J.A. Lima, A.M.R. Teixeira, P.T.C. Freire, W. Paraguassu, F.F. de Sousa
Publikováno v:
Journal of Solid State Chemistry. 311:123105
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::355159d2f51a1278636315227f70b178
https://doi.org/10.1016/j.jssc.2022.123105
https://doi.org/10.1016/j.jssc.2022.123105
Autor:
Paulo Freire, A.O. dos Santos, C.A.A.S. Santos, P.F. Façanha Filho, R.J.C. Lima, J. A. S. Lima, J.G. da Silva Filho, Waldeci Paraguassu
Publikováno v:
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy. 263
The high-pressure Raman spectra of L-tyrosine hydrobromide crystal (LTHBr) were obtained from 1.0 atm to 8.1 GPa in the 100–3200 cm−1 spectral region. The structural conformation and dimensions of the monoclinic unit cell were estimated using the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::124865d92dbb893b0745facdafd8a0c8
https://pubmed.ncbi.nlm.nih.gov/34273890
https://pubmed.ncbi.nlm.nih.gov/34273890
Autor:
J.G. da Silva Filho, Paulo Freire, A. G. Souza Filho, J. V. Silveira, C. Luz-Lima, J.V.B. Moura
Publikováno v:
Vibrational Spectroscopy. 98:98-104
This paper reports the study of the metastable hexagonal molybdenum oxide (h-MoO3) rods by looking at the vibrational, structural and morphological properties. The MoO3 as-synthesized rods were prepared by the precipitation method and characterized b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e77f68add3dc96baf3430d3ac43ce338
https://doi.org/10.1016/j.vibspec.2018.07.008
https://doi.org/10.1016/j.vibspec.2018.07.008
Publikováno v:
Vibrational Spectroscopy. 97:75-84
The crystal structure of L,L-diphenylalanine (C18H20N2O3⋅xH2O) is investigated by polarized Raman spectroscopy at temperatures from 303 to 443 K over the spectral range 35–3300 cm−1. This dipeptide crystallizes in a tubular arrangement filled b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1818a069274cebde878727f164949889
https://doi.org/10.1016/j.vibspec.2018.06.001
https://doi.org/10.1016/j.vibspec.2018.06.001
Autor:
R.J.C. Lima, J.O. Carvalho, João Rodrigues, J.G. da Silva Filho, G.S. Pinheiro, P.F. Façanha Filho, Paulo Freire, C.A.A.S.S. dos Santos
Publikováno v:
Physica B: Condensed Matter. 531:35-44
High-pressure Raman spectra of l -tyrosine hydrochloride crystal were obtained from 1.0 atm to 7.0 GPa in the 90-1800 cm−1 spectral region. At atmospheric pressure, the Raman spectrum was obtained in the 50-3200 cm−1 spectral range and the assign
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::62d40fba6b39f095dd88daf868982626
https://doi.org/10.1016/j.physb.2017.11.090
https://doi.org/10.1016/j.physb.2017.11.090