Rafael Calvo - Publications

Affiliations: 
1967-1970 University of California, San Diego, La Jolla, CA 

92 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Sartoris RP, Santana VT, Freire E, Baggio RF, Nascimento OR, Calvo R. Exchange couplings and quantum phases in two dissimilar arrays of similar copper dinuclear units. Dalton Transactions (Cambridge, England : 2003). PMID 32239049 DOI: 10.1039/D0Dt00567C  0.815
2019 Santana VT, Cunha BN, Plutín AM, Silveira RG, Castellano EE, Batista AA, Calvo R, Nascimento OR. Magnetic-field-tuned phase transition of a molecular material from the isolated-spin to the coupled-spin regime. Physical Chemistry Chemical Physics : Pccp. PMID 30729962 DOI: 10.1039/C8Cp06719H  0.493
2019 Sartoris RP, Ortigoza L, Casado NM, Calvo R, Castellano EE, Piro OE. Structure, Single Crystal EPR Spectra, and Exchange Interactions in [Cu(L-proline)(2)](2).5H(2)O and Cu(D,L-proline)(2).2H(2)O. Inorganic Chemistry. 38: 3598-3604. PMID 11671114 DOI: 10.1021/IC9900758  0.501
2017 Calvo R, Santana VT, Nascimento OR. Temperature dependence of the effective interdimer exchange interaction in a weakly coupled antiferromagnetic dimer copper compound Physical Review B. 96. DOI: 10.1103/Physrevb.96.064424  0.494
2016 Calvo R, Sartoris RP, Calvo HL, Chagas EF, Rapp RE. Antiferromagnetic Spin Chain Behavior and a Transition to 3D Magnetic Order in Cu(D,L-alanine)2: Roles of H-bonds Solid State Sciences. 55: 144-151. DOI: 10.1016/J.Solidstatesciences.2016.03.005  0.521
2015 Venegas-Yazigi D, Spodine E, Saldias M, Vega A, Paredes-García V, Calvo R, de Santana RC. 1D magnetic interactions in Cu(II) oxovanadium phosphates (VPO), magnetic susceptibility, DFT, and single-crystal EPR. Inorganic Chemistry. 54: 3805-14. PMID 25831075 DOI: 10.1021/Ic503045D  0.521
2015 Sartoris RP, Nascimento OR, Santana RC, Perec M, Baggio RF, Calvo R. Structure and magnetism of a binuclear Cu(II) pyrophosphate: transition to a 3D magnetic behaviour studied by single crystal EPR. Dalton Transactions (Cambridge, England : 2003). 44: 4732-43. PMID 25666395 DOI: 10.1039/C4Dt03616F  0.847
2015 Khadir N, Boghaei DM, Assoud A, Nascimento OR, Nicotina A, Ghivelder L, Calvo R. The structure, magnetism and EPR spectra of a (μ-thiophenolato)(μ-pyrazolato-N,N') double bridged dicopper(II) complex. Dalton Transactions (Cambridge, England : 2003). 44: 2431-8. PMID 25553757 DOI: 10.1039/C4Dt03322A  0.526
2014 Sartoris RP, Calvo R, Santana RC, Nascimento OR, Perec M, Baggio RF. Structural and EPR studies of pyrophosphate-bridged dinuclear CuII complexes Polyhedron. 79: 178-185. DOI: 10.1016/J.Poly.2014.05.002  0.541
2012 Santana RC, Ferreira BN, Sabino JR, Carvalho JF, Peña O, Calvo R. Structure and magnetism of catena-poly[copper(II)-μ-dichloro-l-lysine] hemihydrate: Copper chains with monochloride bridges Polyhedron. 47: 53-59. DOI: 10.1016/J.Poly.2012.08.045  0.604
2012 Perec M, Sartoris RP, Calvo R, Baggio R. Two dinuclear pyrophosphate-bridged copper(II) complexes displaying unusually strong OHO interactions Inorganic Chemistry Communications. 22: 141-145. DOI: 10.1016/J.Inoche.2012.05.045  0.442
2011 Venegas-Yazigi D, Brown KA, Vega A, Calvo R, Aliaga C, Santana RC, Cardoso-Gil R, Kniep R, Schnelle W, Spodine E. Exchange interactions through π-π stacking in the lamellar compound [{Cu(bipy)(en)}{Cu(bipy)(H2O)}{VO3}4]n. Inorganic Chemistry. 50: 11461-71. PMID 22026723 DOI: 10.1021/Ic201278A  0.574
2011 Abud JE, Sartoris RP, Calvo R, Baggio R. μ-Acetato-μ-aqua-μ-hydroxido-bis[(1,10-phenanthroline)copper(II)] dinitrate monohydrate. Acta Crystallographica. Section C, Crystal Structure Communications. 67: m130-3. PMID 21540527 DOI: 10.1107/S0108270111011048  0.812
2011 Nascimento OR, Napolitano LMB, Torre MH, Peña O, Calvo R. EPR and magnetic studies of a carboxylate-bridged dinuclear copper(II) compound: [cu2(flu)4(dmf)2] Journal of the Brazilian Chemical Society. 22: 669-676. DOI: 10.1590/S0103-50532011000400009  0.549
2010 Sartoris RP, Santana RC, Baggio RF, Peña O, Perec M, Calvo R. Pyrophosphate-bridged Cu(II) chain magnet: {[Na3Cu(P2O7)(NO3)].3H2O}n. Inorganic Chemistry. 49: 5650-7. PMID 20462277 DOI: 10.1021/ic100398k  0.854
2010 Perec M, Baggio R, Sartoris RP, Santana RC, Peña O, Calvo R. Magnetism and structure in chains of copper dinuclear paddlewheel units. Inorganic Chemistry. 49: 695-703. PMID 20000834 DOI: 10.1021/ic902005m  0.837
2009 Calvo R, Rapp RE, Sartoris RP, Santana RC, Perec M. Alternate Cu2 and Er2 spin carriers in a carboxylate-bridged chain: EPR study. The Journal of Physical Chemistry. A. 113: 8830-3. PMID 19719299 DOI: 10.1021/Jp905310T  0.829
2009 Souza DA, Florencio AS, Soriano S, Calvo R, Sartoris RP, Walkimar de M Carneiro J, Sangregorio C, Novak MA, Vaz MG. New copper(II)-radical one dimensional chain: Synthesis, crystal structure, EPR, magnetic properties and DFT calculations. Dalton Transactions (Cambridge, England : 2003). 6816-24. PMID 19690694 DOI: 10.1039/b902967b  0.846
2008 Calvo R, Rapp RE, Chagas E, Sartoris RP, Baggio R, Garland MT, Perec M. 1-D polymers with alternate Cu2 and Ln2 units (Ln = Gd, Er, Y) and carboxylate linkages. Inorganic Chemistry. 47: 10389-97. PMID 18937450 DOI: 10.1021/ic8014089  0.844
2008 Napolitano LMB, Nascimento OR, Cabaleiro S, Castro J, Calvo R. Isotropic and anisotropic spin-spin interactions and a quantum phase transition in a dinuclear Cu(II) compound Physical Review B. 77. DOI: 10.1103/PHYSREVB.77.214423  0.372
2007 Flores M, Isaacson R, Abresch E, Calvo R, Lubitz W, Feher G. Protein-cofactor interactions in bacterial reaction centers from Rhodobacter sphaeroides R-26: II. Geometry of the hydrogen bonds to the primary quinone formula by 1H and 2H ENDOR spectroscopy. Biophysical Journal. 92: 671-82. PMID 17071655 DOI: 10.1529/biophysj.106.092460  0.641
2007 Santana RC, Carvalho JF, Vencato I, Napolitano HB, Bortoluzzi AJ, Barberis GE, Rapp RE, Passeggi MCG, Calvo R. Synthesis, crystal structure and magnetic properties of a new dinuclear copper(II) amino acid complex [Cu2 (L -arg )2(μ -HPO4 -O ) (μ -HPO4 -O,O')(μ -OH ) ]- · (H3O)+ · (H2O)6 Polyhedron. 26: 5001-5008. DOI: 10.1016/J.Poly.2007.07.005  0.565
2007 Gerard M, Aiassa C, Casado N, Santana R, Perec M, Rapp R, Calvo R. Magnetic properties and EPR spectra of [Cu(L-arginine)2](NO3)2·3H2O Journal of Physics and Chemistry of Solids. 68: 1533-1539. DOI: 10.1016/J.Jpcs.2007.03.032  0.615
2007 Santana R, Cunha R, Santos M, Ferreira K, Carvalho J, Calvo R. Growth, EPR and optical absorption spectra of l-threonine single crystals doped with Cu2+ ions Journal of Physics and Chemistry of Solids. 68: 586-593. DOI: 10.1016/J.Jpcs.2007.01.043  0.482
2007 Baggio R, Calvo R, Garland MT, Peña O, Perec M, Slep LD. A new copper(II) di-μ2-carboxylato bridged dinuclear complex: [Cu(oda)phen]2·6H2O (oda=oxydiacetate, phen=phenanthroline) Inorganic Chemistry Communications. 10: 1249-1252. DOI: 10.1016/J.Inoche.2007.07.028  0.549
2007 Slep LD, Calvo R, Nascimento OR, Baggio R, Garland MT, Peña O, Perec M. A seven-coordinate FeIII compound: [Fe{O(CH2CO2)2}(H2O)2(NO3)]. Preparation, structure and magnetic properties Inorganica Chimica Acta. 360: 2911-2916. DOI: 10.1016/J.Ica.2007.02.031  0.401
2006 Chagas EF, Rapp RE, Rodrigues DE, Casado NM, Calvo R. Magnetic properties of ferromagnetic quasi-1D copper-peptide compounds: exchange interactions and very low temperature phase transitions. The Journal of Physical Chemistry. B. 110: 8052-63. PMID 16610907 DOI: 10.1021/Jp056838W  0.825
2006 Vieira ED, Casado NM, Facchin G, Torre MH, Costa-Filho AJ, Calvo R. Weak exchange interaction supported by a biologically relevant long chemical bridge in a Cu-peptide model compound. Inorganic Chemistry. 45: 2942-7. PMID 16562949 DOI: 10.1021/Ic051957B  0.812
2006 Flores M, Isaacson R, Abresch E, Calvo R, Lubitz W, Feher G. Protein-cofactor interactions in bacterial reaction centers from Rhodobacter sphaeroides R-26: I. Identification of the ENDOR lines associated with the hydrogen bonds to the primary quinone QA*-. Biophysical Journal. 90: 3356-62. PMID 16473904 DOI: 10.1529/biophysj.105.077883  0.581
2006 Santana R, Santos M, Cunha R, Ferreira K, Carvalho J, Calvo R. EPR study of Cu(II) dopant ions in single crystals of bis(l-asparaginato)Zn(II) Journal of Physics and Chemistry of Solids. 67: 745-750. DOI: 10.1016/J.Jpcs.2005.11.006  0.554
2006 Barja B, Baggio R, Calvo R, Garland MT, Perec M, Rizzi A. Gadolinium(III) and europium(III) l-glutamates: Synthesis and characterization Inorganica Chimica Acta. 359: 3921-3926. DOI: 10.1016/J.Ica.2006.04.046  0.375
2005 Baggio R, Calvo R, Garland MT, Peña O, Perec M, Rizzi A. Gadolinium and neodymium citrates: evidence for weak ferromagnetic exchange between gadolinium(III) cations. Inorganic Chemistry. 44: 8979-87. PMID 16296853 DOI: 10.1021/ic0510056  0.767
2005 Baggio R, Casado NM, Calvo R, Rapp RE, Garland MT. catena-Poly[copper(II)-mu-L-tyrosyl-L-leucinato]. Acta Crystallographica. Section C, Crystal Structure Communications. 61: m250-2. PMID 15876711 DOI: 10.1107/S010827010500987X  0.804
2005 Santana RC, Cunha RO, Carvalho JF, Vencato I, Calvo R. Single crystal EPR study of electronic structure and exchange interactions for copper(II)(L-arginine)2(SO4).(H2O)6: a model system to study exchange interactions between unpaired spins in proteins. Journal of Inorganic Biochemistry. 99: 415-23. PMID 15621273 DOI: 10.1016/J.Jinorgbio.2004.10.014  0.569
2004 Costa-Filho AJ, Nascimento OR, Calvo R. Electron Paramagnetic Resonance Study of Weak Exchange Interactions between Metal Ions in a Model System:  CuIIGly-Trp† The Journal of Physical Chemistry B. 108: 9549-9555. DOI: 10.1021/Jp037271R  0.498
2003 Rizzi AC, Brondino CD, Calvo R, Baggio R, Garland MT, Rapp RE. Structure and magnetic properties of layered high-spin Co(II)(l-threonine)2(H2O)2. Inorganic Chemistry. 42: 4409-16. PMID 12844314 DOI: 10.1021/ic026111b  0.823
2003 Flores M, Isaacson RA, Calvo R, Feher G, Lubitz W. Probing hydrogen bonding to quinone anion radicals by 1H and 2H ENDOR spectroscopy at 35 GHz Chemical Physics. 294: 401-413. DOI: 10.1016/S0301-0104(03)00321-5  0.564
2002 Calvo R, Isaacson RA, Abresch EC, Okamura MY, Feher G. Spin-lattice relaxation of coupled metal-radical spin-dimers in proteins: application to Fe(2+)-cofactor (Q(A)(-.), Q(B)(-.), phi(-.)) dimers in reaction centers from photosynthetic bacteria. Biophysical Journal. 83: 2440-56. PMID 12414679 DOI: 10.1016/S0006-3495(02)75256-9  0.762
2002 Rizzi AC, Calvo R, Baggio R, Garland MT, Peña O, Perec M. Carboxylate-bridged copper(II)-lanthanide(III) complexes [(Cu(3)Ln(2)(oda)(6)(H(2)O)(6)).12H(2)O](n)(Ln = Dy, Ho, Er, Y; oda = oxydiacetate). Inorganic Chemistry. 41: 5609-14. PMID 12377061 DOI: 10.1021/ic025754o  0.793
2002 Santana R, Carvalho J, Amaral S, Vencato I, Pelegrini F, Terrile M, Hernandes A, Calvo R. Electron spin resonance of Cu 2+ impurities in l -arginine phosphate monohydrate single crystals Journal of Physics and Chemistry of Solids. 63: 1857-1862. DOI: 10.1016/S0022-3697(02)00169-5  0.522
2002 Schveigkardt J, Rizzi A, Piro O, Castellano E, Santana R, Calvo R, Brondino C. Structural and Single Crystal EPR Studies of the Complex Copper L-Glutamine: A Weakly Exchange-Coupled System with syn-anti Carboxylate Bridges European Journal of Inorganic Chemistry. 2002: 2913-2919. DOI: 10.1002/1099-0682(200211)2002:11<2913::Aid-Ejic2913>3.0.Co;2-P  0.547
2001 Hoffmann SK, Hilczer W, Goslar J, Massa MM, Calvo R. Electron spin relaxation in pseudo-Jahn-Teller low-symmetry Cu(II) complexes in diaqua(L-aspartate)Zn(II).H(2)O crystals. Journal of Magnetic Resonance (San Diego, Calif. : 1997). 153: 92-102. PMID 11700085 DOI: 10.1006/Jmre.2001.2434  0.502
2001 Rizzi A, Baggio R, Calvo R, Garland MT, Peña O, Perec M. Synthesis, crystal structure, and magnetic properties of the mixed-ligand complex [Gd(CF(3)CO(2)(3)(phen)(2)(H2O)]. Inorganic Chemistry. 40: 3623-5. PMID 11421716 DOI: 10.1021/Ic001243V  0.395
2001 Casado NM, Isaacson RA, Calvo R. EPR study of the electronic properties and weak exchange interactions in bis(L-phenylalaninamidato)Cu(II). Journal of Inorganic Biochemistry. 84: 201-6. PMID 11374582 DOI: 10.1016/S0162-0134(01)00168-4  0.609
2001 Calvo R, Isaacson RA, Paddock ML, Abresch EC, Okamura MY, Maniero AL, Brunel LC, Feher G. EPR study of the semiquinone biradical QA ̇-QB ̇- in photosynthetic reaction centers of Rhodobacter sphaeroides at 326 GHz: Determination of the exchange interaction Jo Journal of Physical Chemistry B. 105: 4053-4057. DOI: 10.1021/Jp0102670  0.533
2001 Costa-Filho AJ, Nascimento OR, Ghivelder L, Calvo R. Magnetic Properties of Carboxylate-Bridged Ferromagnetic Copper(II) Chains Coupled by Cation−π Interactions The Journal of Physical Chemistry B. 105: 5039-5047. DOI: 10.1021/JP0045742  0.38
2000 Calvo R, Abresch EC, Bittl R, Feher G, Hofbauer W, Isaacson RA, Lubitz W, Okamura MY, Paddock ML. EPR study of the molecular and electronic structure of the semiquinone biradical Q(A)-(·)Q(B)-(·) in photosynthetic reaction centers from Rhodobacter sphaeroides Journal of the American Chemical Society. 122: 7327-7341. DOI: 10.1021/ja000399r  0.636
2000 Schlam RF, Perec M, Calvo R, Lezama L, Insausti M, Rojo T, Foxman BM. Structure and magnetic properties of binuclear Cu2(O2CCH=CHCH3)4(DMF)2: A carboxylate-bridged Cu(II) spin dimer Inorganica Chimica Acta. 310: 81-88. DOI: 10.1016/S0020-1693(00)00288-7  0.576
1999 Costa-Filho AJ, Munte CE, Barberato C, Castellano EE, Mattioli MP, Calvo R, Nascimento OR. Crystal Structures and Magnetic Properties of CuX(2)(pdmp)(2) Complexes (X = Br, Cl). Inorganic Chemistry. 38: 4413-4421. PMID 11671151 DOI: 10.1021/Ic990245G  0.461
1999 Calvo R, Passeggi MCG, Moreno NO, Barberis GE, Chaves AB, Torres BCM, Lezama L, Rojo T. Magnetic properties of Cu(L-aspartato)(H 2 O) 2 : A linear chain antiferromagnet Physical Review B. 60: 1197-1203. DOI: 10.1103/Physrevb.60.1197  0.481
1999 Massa MB, Dalosto SD, Ferreyra MG, Labadie G, Calvo R. Vibronic Behavior and Single-Crystal EPR Spectra of Cu(II) in Copper-Doped Diaqua(L-aspartato)zinc(II) Hydrate Journal of Physical Chemistry A. 103: 2606-2617. DOI: 10.1021/Jp984432W  0.351
1999 Dalosto S, Ferreyra M, Calvo R, Piro O, Castellano E. Structure of bis(l-alaninato)zinc(II) and single crystal EPR spectra of Cu(II) impurities Journal of Inorganic Biochemistry. 73: 151-155. DOI: 10.1016/S0162-0134(99)00010-0  0.393
1998 Unamuno I, Gutiérrez-Zorrilla JM, Luque A, Román P, Lezama L, Calvo R, Rojo T. Ion-Pair Charge-Transfer Complexes Based on (o-Phenylenebis(oxamato))cuprate(II) and Cyclic Diquaternary Cations of 1,10-Phenanthroline and 2,2'-Bipyridine: Synthesis, Crystal Structure, and Physical Properties. Inorganic Chemistry. 37: 6452-6460. PMID 11670765 DOI: 10.1021/Ic9805224  0.545
1998 Rojo JM, Mesa JL, Calvo R, Lezama L, Olazcuaga R, Rojo T. Magnetic properties of the M(PO3)3 (M=Ti, V) metaphosphates Journal of Materials Chemistry. 8: 1423-1426. DOI: 10.1039/A708476E  0.43
1998 Castellano EE, Piro OE, Casado NMC, Brondino CD, Calvo R. Journal of Chemical Crystallography. 28: 61-68. DOI: 10.1023/A:1021734820606  0.54
1998 Basso H, Santana R, Carvalho R, Terrile M, Calvo R. Optical spectra and magnetic field effects in Cr(III)(l-histidine)2d(NO3) Journal of Physics and Chemistry of Solids. 59: 887-892. DOI: 10.1016/S0022-3697(98)00027-4  0.344
1997 Brondino CD, Calvo R, Atria AM, Spodine E, Nascimento OR, Peña O. Magnetic Interactions in the Copper Complex (L-Aspartato)(1,10-phenanthroline)copper(II) Hydrate. An Exchange-Coupled Extended System with Two Dissimilar Copper Ions. Inorganic Chemistry. 36: 3183-3189. PMID 11669975 DOI: 10.1021/Ic9610501  0.788
1997 Brondino CD, Calvo R, Baran EJ. EPR measurements in copper saccharinate single crystals Chemical Physics Letters. 271: 51-54. DOI: 10.1016/S0009-2614(97)00431-4  0.54
1996 Martino DM, Passeggi MCG, Calvo R, Nascimento OR. EPR spectroscopy and exchange interaction parameters in Cu(glycine)2·H2O Physica B-Condensed Matter. 225: 63-75. DOI: 10.1016/0921-4526(96)00231-1  0.545
1995 Martino DM, Passeggi MCG, Calvo R. Magnetic Interactions In Cu(L-Isoleucine)2.H2O : An Epr Measurement Physical Review B. 52: 9466-9476. PMID 9979994 DOI: 10.1103/Physrevb.52.9466  0.498
1995 Baggio RF, Calvo R, Brondino C, Garland MT, Atria AM, Spodine E. A Novel Structure of (L-Aspartato)(1,10-phenanthroline)copper(II) Hydrate Acta Crystallographica Section C Crystal Structure Communications. 51: 382-385. DOI: 10.1107/S0108270194009297  0.461
1995 Rapp RE, Souza EPd, Godfrin H, Calvo R. The exchange interactions and magnetic behaviour of Cu(L-alanine)2: specific heat measurements Journal of Physics: Condensed Matter. 7: 9595-9606. DOI: 10.1088/0953-8984/7/49/021  0.352
1995 Brondino CD, Calvo R, Atria AM, Spodine E, Peña O. Magnetic interactions in aqua(l-aspartato)-(2,2′-bipyridine)copper(II) trihydrate Inorganica Chimica Acta. 228: 261-266. DOI: 10.1016/0020-1693(94)04175-U  0.586
1994 Barberis GE, Martins GB, Calvo R. Spin-lattice interaction for ions in low-symmetry sites: The case of Mn2+:CaCO3. Physical Review. B, Condensed Matter. 49: 8583-8590. PMID 10009636 DOI: 10.1103/Physrevb.49.8583  0.382
1993 Siqueira ML, Rapp RE, Calvo R. Specific heat and exchange interactions of two isomer and isostructural copper-amino-acid complexes. Physical Review B. 48: 3257-3263. PMID 10008751 DOI: 10.1103/Physrevb.48.3257  0.544
1993 Calvo R, Steren CA, Piro OE, Rojo T, Zuniga FJ, Castellano EE. Crystal structure and magnetic properties of diaqua(L-aspartato)copper(II) Inorganic Chemistry. 32: 6016-6022. DOI: 10.1021/IC00078A019  0.349
1991 Calvo R, Passeggi MCG. Shifts with temperature of the EPR signal in Cu(l-alanine) 2 : A low-dimensional paramagnet Physical Review B. 44: 5111-5119. PMID 9998320 DOI: 10.1103/Physrevb.44.5111  0.429
1991 Calvo R, Passeggi MC, Novak MA, Symko OG, Oseroff SB, Nascimento OR, Terrile MC. Exchange interactions and magnetic dimension in Cu(L-alanine)2. Physical Review. B, Condensed Matter. 43: 1074-1083. PMID 9996299 DOI: 10.1103/Physrevb.43.1074  0.735
1991 Levstein PR, Pastawski HM, Calvo R. Spin diffusion in low-dimensional copper-amino-acid complexes Journal of Physics: Condensed Matter. 3: 1877-1888. DOI: 10.1088/0953-8984/3/12/018  0.742
1991 Calvo R, Levstein PR, Castellano EE, Fabiane SM, Piro OE, Oseroff SB. Crystal structure and magnetic interactions in bis(D,L-alaninato)copper(II) hydrate Inorganic Chemistry. 30: 216-220. DOI: 10.1021/IC00002A015  0.714
1991 Martino D, Steren C, Calvo R, Piro O. Magnetic and structural properties of trans-bis (d,l-isoleucine) copper(II) Journal of Solid State Chemistry. 90: 211-215. DOI: 10.1016/0022-4596(91)90136-6  0.435
1990 Calvo R, Passeggi MC, Isaacson RA, Okamura MY, Feher G. Electron paramagnetic resonance investigation of photosynthetic reaction centers from Rhodobacter sphaeroides R-26 in which Fe2+ was replaced by Cu2+. Determination of hyperfine interactions and exchange and dipole-dipole interactions between Cu2+ and QA-. Biophysical Journal. 58: 149-65. PMID 2166597 DOI: 10.1016/S0006-3495(90)82361-4  0.693
1990 Levstein PR, Calvo R, Castellano EE, Piro OE, Rivero BE. Molecular structure and exchange interactions in trans-bis(L-2-aminobutyrato)copper(II) and trans-bis(DL-2-aminobutyrato)copper(II) Inorganic Chemistry. 29: 3918-3922. DOI: 10.1021/Ic00345A003  0.728
1990 Levstein PR, Calvo R. Superexchange coupling mediated by carboxylate and hydrogen bridges in copper amino acid complexes Inorganic Chemistry. 29: 1581-1583. DOI: 10.1021/IC00333A028  0.653
1990 Steren C, Calvo R, Castellano E, Fabiane M, Piro O. Molecular structure and single crystal EPR spectra of bis(L-Valinato)copper(II) monohydrate, Cu[H2NCH(CH3)2CHCO2]2·H2O Physica B: Condensed Matter. 164: 323-330. DOI: 10.1016/0921-4526(90)90819-G  0.375
1989 Steren CA, Gennaro AM, Levstein PR, Calvo R. Exchange interactions in bis(L-leucinato)copper(II) Journal of Physics: Condensed Matter. 1: 637-642. DOI: 10.1088/0953-8984/1/3/015  0.749
1989 Steren CA, Calvo R, Piro OE, Rivero BE. Molecular structure of bis(L-leucinato)zinc(II) and single-crystal EPR spectra of the substitutionally copper(II)-63-doped complex Inorganic Chemistry. 28: 1933-1938. DOI: 10.1021/IC00309A032  0.32
1989 Passeggi MCG, Calvo R. Second moment of the magnetic resonance of a dipolar-coupled lattice with several species of anisotropic spins Journal of Magnetic Resonance. 81: 378-382. DOI: 10.1016/0022-2364(89)90069-3  0.421
1988 Levstein P, Steren C, Gennaro A, Calvo R. EPR of layered magnetic metal-amino acid salts. II. Cu(L-Met)2 Chemical Physics. 120: 449-459. DOI: 10.1016/0301-0104(88)87231-8  0.706
1987 Calvo R, Novak M, Oseroff S, Symko OG. Very low temperature magnetization of cu(l舑ala)2 Japanese Journal of Applied Physics. 26: 861-862. DOI: 10.7567/JJAPS.26S3.861  0.408
1985 Pringle OA, Calvo R, Parra RE. Neutron-diffraction study of the magnetic ordering in Ni(CH2CO2NH2)2 2 H2O Physical Review B. 31: 358-363. DOI: 10.1103/PhysRevB.31.358  0.34
1985 Calvo R, Mesa MA. Temperature dependence of the EPR spectra of Cu(AAB)2, a copper-aminoacid salt Physics Letters A. 108: 217-220. DOI: 10.1016/0375-9601(85)90296-8  0.508
1984 Butler WF, Calvo R, Fredkin DR, Isaacson RA, Okamura MY, Feher G. The electronic structure of Fe2+ in reaction centers from Rhodopseudomonas sphaeroides. III. EPR measurements of the reduced acceptor complex. Biophysical Journal. 45: 947-973. PMID 6329347 DOI: 10.1016/S0006-3495(84)84241-1  0.57
1984 Calvo R, Mesa MA, Oliva G, Zukerman‐Schpector J, Nascimento OR, Tovar M, Arce R. Structural and magnetic properties of a copper–amino acid salt: Copper (II) bis (α‐amino isobutyrato) The Journal of Chemical Physics. 81: 4584-4591. DOI: 10.1063/1.447389  0.329
1984 Calvo R. Magnetic properties of four Cu(ii)‐amino acid salts Journal of Applied Physics. 55: 2336-2337. DOI: 10.1063/1.333654  0.388
1983 Calvo R, Mesa MA. EPR study of electronic and magnetic properties ofbis(DL−α−amino−n−butyrato)copper(II). A layered magnetic system Physical Review B. 28: 1244-1248. DOI: 10.1103/Physrevb.28.1244  0.416
1980 Calvo R, Oseroff SB, Abache HC. EPR and ligand‐ENDOR measurements of Cu (ii) inl‐alanine single crystals The Journal of Chemical Physics. 72: 760-767. DOI: 10.1063/1.438913  0.374
1980 Murgich J, Calvo R, Oseroff SB. 14N Nuclear quadrupole interaction in Cu(II) doped l-alanine Journal of Molecular Structure. 68: 203-208. DOI: 10.1016/0022-2860(80)80271-7  0.371
1978 Oseroff SB, Calvo R. Anisotropy and field dependence of the electron-paramagnetic-resonance linewidth ofAg: Dy Physical Review B. 18: 3041-3047. DOI: 10.1103/Physrevb.18.3041  0.669
1977 Calvo R. A general spin Hamiltonian to describe ligand hyperfine structure. Its application to heme-proteins. I. Nuclear Zeeman and hyperfine interactions Journal of Magnetic Resonance (1969). 26: 445-459. DOI: 10.1016/0022-2364(77)90096-8  0.393
1974 Calvo R, Oseroff SB, Fainstein C, Passeggi MCG, Tovar M. Stress-induced g shifts of γ7 levels for rare-earth ions Physical Review B. 9: 4888-4892. DOI: 10.1103/Physrevb.9.4888  0.684
1969 Calvo R, Fainstein C, Oseroff S, Terrile M. Angular dependence of g-shifts of Kramer's doublets in a crystal under uniaxial stress Physics Letters A. 30: 287-288. DOI: 10.1016/0375-9601(69)90998-0  0.307
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