Rafael Calvo, publications since 1999 (copies available on request)                                            22/03/2004
 



“Magnetic Properties of Cu(L-aspartato)(H2O)2: An Alternating Linear Chain Antiferromagnet”, R. Calvo, M. C. G. Passeggi, N. O. Moreno, G. E. Barberis, A. Braun Cháves, B. C. M. Torres. Materials Science Forum, 302-303, 349-352 (1999).

“Structure of Bis(L-alaninato)Zinc(II) and Single Crystal EPR Spectra of Copper(II) Impurities”, S. D. Dalosto, R. Calvo, M. G. Ferreyra, O. E. Piro, E. E. Castellano, Journal of Inorganic Biochemistry 73, 151-155 (1999).

“Vibronic Behavior and Single Crystal EPR Spectra of Cu(II) in Copper-doped Diaqua(L-aspartato)Zinc(II) Hydrate”, Marta B. Massa, Sergio D. Dalosto, M. Graciela Ferreyra, Guillermo Labadie, Rafael Calvo, Journal of Physical Chemistry A, 103, 2606-2617 (1999).

“Magnetic Properties of Cu(L-aspartato)(H2O)2: A Linear Chain Antiferromagnet”, Rafael Calvo, Mario C. G. Passeggi, Nelson Moreno, Gastón E. Barberis, Artur Braun Chaves,.B. C. M. Torres, Luis Lezama, Teofilo Rojo. Physical Review B 60, 1197-1203 (1999).

“Structure, Single Crystal EPR Spectra and Exchange Interactions in [Cu(II)(L-proline)2]2.5H2O and Cu(II)(D,L-proline)2.2H2O”, R. P. Sartoris, L. Ortigoza, N. M. C. Casado, R. Calvo, E. E. Castellano, O. E. Piro. Inorganic Chemistry, 38, 3598-3604 (1999).

“Crystal Structures and Magnetic Properties of CuX2(pmdp)2 complexes [X=Br, Cl]”, Antonio J. Costa-Filho, Claudia E. Munte, Claudio Barberato, Eduardo E. Castellano, M.P.D. Mattioli, Rafael Calvo, Otaciro R. Nascimento, Inorganic Chemistry 38, 4413-4421 (1999).

“EPR Study of the Molecular and Electronic Structure of the Semiquinone Biradical QAQB in Photosynthetic Reaction Centers from Rb. sphaeroides”, R. Calvo, E. Abresch, R. Bittl, G. Feher, W. Hofbauer, R. A. Isaacson, W. Lubitz, M. Y. Okamura, M. L. Paddock, Journal of the American Chemical Society 122, 7327-7341 (2000).

"Structural and Magnetic Properties of Binuclear Cu2(O2CCH=CHCH3)4(DMF)2: A Carboxylate-Bridged Cu(II) Spin Dimer", Roxana F. Schlam, Mireille Perec, Rafael Calvo, Luis Lezama, Maite Insausti, Teófilo Rojo, Bruce M. Foxman, Inorganica Chimica Acta 310, 81-88 (2000).

"EPR Study of the Electronic Properties and Weak Exchange Interactions in Bis(L-Phenylalaninamidato)Cu(II)", Nieves M. C. Casado, Roger A. Isaacson, Rafael Calvo, Journal of Inorganic Biochemistry 84, 201-206 (2001).

"Structure, Disorder, and Molecular Dynamics in Zn(D,L-histidine)2: EPR of Copper Ion Dopants, X-Ray Diffraction and Calorimetric Studies”, Sergio D. Dalosto, Rafael Calvo, José L. Pizarro, Maria Isabel Arriortua, Journal of Physical Chemistry A 105, 1074-1085 (2001).

“EPR Study of the Semiquinone Biradical QAQB in Photosynthetic Reaction Centers of Rb. sphaeroides at 326 GHz: Determination of the Exchange Interaction Jo”, Rafael Calvo, Roger A. Isaacson, Mark L. Paddock, Edward C. Abresch, Melvin Y. Okamura, Anna-Lisa Maniero, Louis-Claude Brunel, George Feher, Journal of Physical Chemistry B, 105, 4053-4057 (2001).

“Magnetic Properties of Carboxylate-Bridged Ferromagnetic Copper(II) Chains Coupled by Cation-p Interactions”, Antonio J. Costa-Filho, Otaciro R. Nascimento, Luis Ghivelder, Rafael Calvo, Journal of Physical Chemistry B, 105, 5039-5047 (2001).

"Synthesis, crystal Structure and Magnetic Properties of the Mixed-Ligand Complex  [Gd(CF3CO2)3(phen)2(H2O)]",  Alberto Rizzi, Ricardo Baggio, Rafael Calvo, María T. Garland, Octavio Peña, Mireille Perec, Inorganic Chemistry 40, 3623-3625 (2001).

"Electron Spin Relaxation in Pseudo Jahn–Teller Low-Symmetry Cu(II) Complexes in Diaqua(L-aspartato)Zn(II)H2O Crystals”, S. K. Hoffmann, W. Hilczer, J. Goslar, M. B. Massa, R. Calvo, Journal of Magnetic Resonance 153, 92-102 (2001).

“Electron Spin Resonance of Cu(II) impurities in L-Arginine Phosphate Monohydrate Single Crystals”. R. C. Santana, J. F. Carvalho, S. R. Amaral, I. Vencatto, F. Pelegrini, M. C. Terrile, A. C. Hernandes, R. Calvo. Journal of Physics and Chemistry of Solids 63, 1857-1862 (2002).

“Carboxylate-Bridged Copper(II)-Lanthanide(III) Complexes: [{Cu3Ln2(oda)6(H2O)6}. 12H2O]n (Ln = Dy, Ho, Er); oda = oxydiacetate)”, Alberto Rizzi, Rafael Calvo, Ricardo Baggio, M. T. Garland, Octavio Peña, Mireille Perec, Inorganic Chemistry, 41, 5609-5614 (2002).

"Spin-Lattice Relaxation of Coupled Metal-Radical Spin Dimers in Proteins: Aplication to Fe2+-Cofactor (QA-, QB-, f-) Dimers in Reaction Centers from Photosynthetic Bacteria", Rafael Calvo, Roger A. Isaacson, Edward C. Abresch, Melvin Y. Okamura, George Feher, Biophysical Journal 83, 2440-2456 (2002).

“Structural and Single Crystal EPR Studies of the Complex Copper L-glutamine: a Weakly Exchange-Coupled System with syn-anti Carboxylate Bridges”, José M. Schveigkardt, Alberto C. Rizzi, Oscar E. Piro, Eduardo E. Castellano, Ricardo Costa de Santana, Rafael Calvo, and Carlos D. Brondino. European Journal of Inorganic Chemistry, 2002, 2913-2919 (2002).

“Structure and Magnetic Properties of Layered High Spin Co(II)(L-Threonine)2(H2O)2”, A. C. Rizzi, C. D. Brondino, R. Calvo, R. Baggio, M. T Garland, R. E. Rapp, Inorganic Chemistry 42, 4409-4416 (2003).

"Probing hydrogen bonding to quinone anion radicals by 1H and 2H ENDOR Spectroscopy at 35 GHz", M. Flores, R. A. Isaacson, R. Calvo, G. Feher, W. Lubitz, Chemical Physics 294, 401-413 (2003)

"EPR Study of Weak Exchange Interactions Between Metal Ions in a Model System: Cu(II)Gly-Trp", A. J. Costa Filho, O.R. Nascimento and R. Calvo, Journal of Physical Chemistry B in the press (2004).