Adilson Alves de Freitas
Adilson Alves de Freitas
Universidade de Lisboa, Centro de Quimica Estrutural
Email confirmado em iq.usp.br
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Photochemistry of anthocyanins and their biological role in plant tissues
FH Quina, PF Moreira, C Vautier-Giongo, D Rettori, RF Rodrigues, ...
Pure and Applied Chemistry 81 (9), 1687-1694, 2009
762009
Estimation of water-organic interfacial tensions. A linear free energy relationship analysis of interfacial adhesion
AA Freitas, FH Quina, FA Carroll
The Journal of Physical Chemistry B 101 (38), 7488-7493, 1997
761997
Charge-transfer complexation as a general phenomenon in the copigmentation of anthocyanins
PF da Silva, JC Lima, AA Freitas, K Shimizu, AL Maçanita, FH Quina
The Journal of Physical Chemistry A 109 (32), 7329-7338, 2005
682005
Chemistry and photochemistry of natural plant pigments: the anthocyanins
VO Silva, AA Freitas, AL Maçanita, FH Quina
Journal of Physical Organic Chemistry 29 (11), 594-599, 2016
552016
Structural and aggregate analyses of (Li salt+ glyme) mixtures: the complex nature of solvate ionic liquids
K Shimizu, AA Freitas, R Atkin, GG Warr, PA FitzGerald, H Doi, S Saito, ...
Physical Chemistry Chemical Physics 17 (34), 22321-22335, 2015
532015
Complex structure of ionic liquids. Molecular Dynamics studies with different cation–anion combinations
AA Freitas, K Shimizu, JN Canongia Lopes
Journal of Chemical & Engineering Data 59 (10), 3120-3129, 2014
402014
A computational study of substituted flavylium salts and their quinonoidal conjugate-bases: S0-> S1 electronic transition, absolute pKa and reduction potential calculations by …
AA Freitas, K Shimizu, LG Dias, FH Quina
Journal of the Brazilian Chemical Society 18 (8), 1537-1546, 2007
392007
Ultrafast Internal Conversion in a Model Anthocyanin–Polyphenol Complex: Implications for the Biological Role of Anthocyanins in Vegetative Tissues of Plants
RF Rodrigues, PF da Silva, K Shimizu, AA Freitas, SA Kovalenko, ...
Chemistry–A European Journal 15 (6), 1397-1402, 2009
312009
Photochemistry of the hemiketal form of anthocyanins and its potential role in plant protection from UV-B radiation
D Costa, AM Galvão, RE Di Paolo, AA Freitas, JC Lima, FH Quina, ...
Tetrahedron 71 (20), 3157-3162, 2015
282015
Polymeric scaffolds for enhanced stability of melanin incorporated in liposomes
ML Moraes, PJ Gomes, PA Ribeiro, P Vieira, AA Freitas, R Köhler, ...
Journal of colloid and interface science 350 (1), 268-274, 2010
272010
Self-Organization in Ionic Liquids: From Bulk to Interfaces and Films
K Shimizu, M Tariq, AA Freitas, AAH Pádua, JNC Lopes
Journal of the Brazilian Chemical Society 27 (2), 349-362, 2016
262016
Manipulation of the reactivity of a synthetic anthocyanin analogue in aqueous micellar media
C Vautier-Giongo, C Yihwa, PF Moreira, JC Lima, AA Freitas, M Alves, ...
Langmuir 18 (26), 10109-10115, 2002
262002
Picosecond dynamics of proton transfer of a 7-hydroxyflavylium salt in aqueous–organic solvent mixtures
AA Freitas, FH Quina, AAL Maçanita
The Journal of Physical Chemistry A 115 (40), 10988-10995, 2011
202011
A linear free energy analysis of the surface tension of organic liquids
AA Freitas, FH Quina, FA Carroll
Langmuir 16 (16), 6689-6692, 2000
182000
Structural characterization of the [CnC1im][C4F9SO3] ionic liquid series: Alkyl versus perfluoroalkyl side chains
K Shimizu, AA Freitas, JNC Lopes
Journal of Molecular Liquids 226, 28-34, 2017
172017
Improved analysis of excited state proton transfer kinetics by the combination of standard and convolution methods
AA Freitas, AAL Maçanita, FH Quina
Photochemical & Photobiological Sciences 12 (5), 902-910, 2013
162013
Femtosecond and Temperature-Dependent Picosecond Dynamics of Ultrafast Excited-State Proton Transfer in Water–Dioxane Mixtures
AA Freitas, FH Quina, AAL Maçanita
The Journal of Physical Chemistry A 118 (45), 10448-10455, 2014
152014
Novel ground-and excited-state prototropic reactivity of a hydroxycarboxyflavylium salt
L Paulo, AA Freitas, PF da Silva, K Shimizu, FH Quina, AL Maçanita
The Journal of Physical Chemistry A 110 (6), 2089-2096, 2006
152006
Substituent effects on the pH‐dependent multiequilibria of flavylium salt analogs of anthocyanins
AA Freitas, LG Dias, AAL Maçanita, FH Quina
Journal of Physical Organic Chemistry 24 (12), 1201-1208, 2011
142011
Predicting hydration free energies of neutral compounds by a parametrization of the polarizable continuum model
K Shimizu, AA Freitas, JPS Farah, LG Dias
The Journal of Physical Chemistry A 109 (49), 11322-11327, 2005
142005
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Artigos 1–20