Frank Herbert Quina, US-born Brazilian physical chemist (New York 23 March 1947 –

Described methodology for analysis of reaction velocities in complex systems

With H. Chaimovich. Conceptual framework for ion-exchange im micellar solutions. J. Phys. Chem (1979)

Described how the anthocyanins act as a sunblock in plants

With P. Ferreira da Silva, L. Paulo, A. Barbafina, E. Eisei & A. Maçanita. Photoprotection and the photophysics of acylated anthocyanins. Chem A. Europ. J. 18:3736-44, 2012

With V.O. Silva, A.A. Freitas & A.L. Maçanita. Chemistry and photochemistry of natural plant pigments: the anthocyanins. J. Phys. Org. chem. 29:594-9, 2016

OTHER CONTRIBUTIONS

With O. Garcia Beltrán, N. Mena, L.C. Friedrich, J.C. Netto Ferreira, V. Vargas, M.T. Nuñez & B.K. Cassels. Design and synthesis of new coumarin-based turn-on fluorescent probe selective for Cu²⁺. Tetrahedron Lett. 53:5280-3, 2012

With A. Leiva, E. Araneda, L. Gargallo & D. Radic. New three-arm amphiphilic and biodegradable block copolymers composed of poly(epsilon-caprolactone) and poly (N-vinyl 2 pyrrolidone). Synthesis, characterization and self-assembly in aqueous solution. J. Coll. Interf. Science 310:136-43, 2007

With L. Paulo, A.A. Freitas, P.F. Silva, K. Shimizu & A. Maçanita. Novel ground and excited state prototropic reactivity of a hydroxycarboxyflavylium salt. J. Phys. Chem. A. 110:2089-96, 2006

With J.A. Palatinus, F.A. Carroll & A.B. Argenton. An improved characteristic molecular volume parameter for linear solvation energy relationships of acyclic alkanes. J. Phys. Org. Chem. 19:725-30, 2006

With P.F. Silva, J.C. Lima, A.A. Freitas, A. Maçanita & K. Shimizu. Charge-transfer complexation as a general phenomenon in the copigmentation of anthocyanins. J. Phys. Chem. 109 (32):7329-38, 2005

With R.M.B. Alves & C.A.O. Nascimento. New approach for the prediction of azeotropy in binary systems. Comp. Chem. Engin. 27(12):1755-9, 2003

With H. Chaimovich, R.M.V. Aleixo, I.M. Cuccovia & D. Zanette. Quantitative analysis of micellar effects on chemical reactivity and equilibria: an evolutionary overview. Solution Behavior of Surfactants 2:949-73, 1982

METHODS

With C.P. da Silva, R.M. Pioli, L. Liu, S. Zheng, M.J. Zhang, G.T.M. Silva & V.M.T. Carneiro. Improved synthesis of analogues of red wine pyroanthocyanin pigments. ACS Omega 3:954-60, 2018

With A.A. Freitas & A. Maçanita. Improved analysis of excited state proton transfer kinetics by the combination of standard and convolution methods. Photochem. Photobiol. Sciences 12:902-10, 2013

With F.A. Carroll & J.M. Godinho. A simple method to evaluate, correlate and predict boiling and flash points of alkynes. J. Braz. Chem. Soc. 23:1895-9, 2012

With F.A. Carroll & C.Y. Lin. Simple method to evaluate and to predict flash points of organic compounds. Ind. Engineer. Chem. Res. 50:4796-00, 2011

With F.A. Carroll & J.M. Godinho. Development of a simple method to predict boiling points and flashing points of acyclic alkenes. Ind. Engineer. Chem. Res. 50:4221-5, 2011

With F.A. Carroll & C.Y. Lin. Calculating flash point numbers from molecular structure: an imoproved method for predicting the flash points of acyclic alkenes. Energy & Fuels 24:392-5, 2010

With F.A. Carroll & C.Y. Lin. Improved prediction of hydrocarbon flash points from boiling point data. Energy & Fuels 24:4854-6, 2010

With U.F. de Souza & R. Guardani. Prediction of emulsion stability via a neural network-based mapping technique. Ind. Engineer. Chem. Res. 46:5100-7, 2007

With J.A. Palatinus, C.M. Sams, C.M. Beeston, F.A. Carroll & A.B. Argenton. Kinney revisited: an improved group method for the prediction of boiling points of acyclic alkanes. Ind. Engineer. Chem. Research 45:6860-3, 2006

With W.L. Hinze, R.W. Williams Jr., Z.S. Fu & Y. Suzuki. Novel chiral separation techniques based on surfactants. Coll. Surfaces 48:79-94, 1990

With E.J. Ribaldo, J.B.S. Bonilha, M.J. Politi, H. Chaimovich, C.A. Bunton, L. Petty, R. Sartori & L.S. Romsted. A rapid quantitative method for determining the homolog composition of quaternary ammonium surfactants. J. colloid Interf. Science 97(1):115-9, 1984