1. de Oliveira Pedro, Pereira, Goycoolea, Schmitt, Neumann: “Self-aggregated nanoparticles of N-dodecyl,N´-glycidyl(chitosan) as pH-responsive drug delivery systems for quercetin”, J. Appl. Polym. Sci. 2018, 135, art.45678.
  2. de Oliveira Pedro, Goycoolea, Pereira, Schmitt, Neumann: “Synergistic effect of quercetin and pH-responsive DEAE-chitosan carriers as drug delivery system for breast cancer treatment”, Intern. J. Biol. Macromol. 2018, 106C, 579.


  1. de Oliveira Pedro, Schmitt, Cavalheiro, Neumann: “Thermal analysis of amphiphilic quaternary ammonium chitosan derivatives”, Braz. J. Therm. Anal. 2017, in the press.
  2. Neumann, Schmitt: “Fundamental and Applied Photochemistry during the last 40 years in Brazil”, Quim. Nova 2017, 40, 675.
  3. Valandro, Poli, Correia, Lombardo, Schmitt: “Photophysical behavior of isocyanine/clay hybrids in solid state”, Langmuir 2017, 33, 891.
  4. Gabriel, Gonzaga, Poli, Schmitt: “Photochemical synthesis of silver nanoparticles on chitosans/montmorillonite nanocomposite films and antibacterial activity”, Carbohydr. Polym. 2017, 171, 202.
  5. Parra, Ferreira, Codognato, Cavalheiro, Borissevitch: “Characteristics of the excited states of Nitrofurantoin, an anti-inflammatory and photoactive nitrofuran derivative”, J. Lumin. 2017, 185, 10.
  6. Nandi, Nicoleti, Marini, Bellettini, Casagrande, Valandro, Cavalheiro, Machado: “Optical devices for the detection of cyanide in water based on ethyl(hydroxyethyl)cellulose functionalized with perichromic dyes”, Carbohydr. Polym. 2017, 157, 1548.
  7. Gonçalves, Valandro, Poli, Schmitt: “Influence of clay minerals on curcumin properties: Stability and singlet oxygen generation”, J. Mol. Struct. 2017, 1143, 1.


  1. Valandro, Poli, Venâncio, Pina, De Melo, Burrows, Schmitt: “A novel biopolymeric photoinitiator based on chitosan and thioxanthone derivative: Synthesis, characterization and efficiency in photopolymerization”, J. Photochem. Photobiol. A: Chem. 2016, 327, 15.
  2. Pedro, Schmitt, Neumann: “Syntheses and characterization of amphiphilic quaternary ammonium chitosan derivatives”, Carbohydr. Polym. 2016, 147, 97.
  3. 167. Lombardo, Poli, Castro, Perussi, Schmitt:Photochemical deposition of silver nanoparticles on clays and exploring their antibacterial activity”. ACS Appl. Mater. Interfaces 2016, 8, 21640.
  4. Osajima, Schmitt Cavalheiro, Neumann: “Photosensitized polystyrene film for dye TX under Different Radiation Sources”. Mater. Sci. Forum (Online) 2016, 869, 820.
  5. Osajima, Schmitt Cavalheiro, Neumann: “Changes in molecular weight of poly(styrenesulfonate) initiated by thioxanthone: Photolysis and photo-oxidation”. Mater. Sci. Forum (Online) 2016, 869, 346.
  6. Valandro, Poli, Neumann, Schmitt: “Photopolymerization kinetics of PMMA/organoclay nanocomposites”, Current Trends in Polymer Science, vol. 17, p. 71-76, 2016.


  1. Valandro, Poli, Neumann, Schmitt, “Photophysics of Auramine O adsorbed on solid clays”. J. Lumin. 2015, 161, 209.
  2. Lombardo, Poli, Schmitt, “Influência de estabilizantes na degradação foto-oxidativa de filmes de compósitos de SWy-1/poli(óxido de etileno). Polímeros 2015, 25, 101.
  3. Cavalheiro, Bannach, Schmitt Cavalheiro, Calixto, “Thermoanalytical study of monomers: BisGMA, BisEMA, TEGDMA, UDMA”. Braz. J. Therm. Anal. 2015, 4, 28.
  4. Fecchio, Valandro, Neumann, Cavalheiro, “Thermal decomposition of polymer/montmorillonite nanocomposites synthesized on a clay surface”. J. Braz. Chem. Soc. 2015, 27, 278.


  1. Valandro, Lombardo, Poli, Horn, Neumann, Schmitt Cavalheiro, “Thermal properties of poly(methyl methacrylate)/organomodified montmorillonite nanocomposites obtained by in situ photopolymerization”. Mater. Res. 2014, 17, 265.
  2. Santos, Cardoso, Arrivetti, Schmitt, Neumann, “DFT, spectroscopic, and photoproduct study of 2-aminoethyldiphenylborinate and tetraphenyldiboroxane”. J. Organomet. Chem. 2014, 755, 125.
  3. Menegussi, Valandro, Poli, Schmitt, Neumann, “Behaviour of pseudoisocyanine in macromolecular and hydrotropic solutions”. J. Braz. Chem. Soc. 2014, 25, 1455.
  4. Santos, Cardoso, Arrivetti, Schmitt, Neumann: “DFT, spectroscopic, and photoproduct study of 2-aminoethyldiphenylborinate and tetraphenyldiboroxane”, J. Organomet. Chem. 2014, 755, 125.


  1. Ferreira, Poli, Gessner, Neumann, Schmitt: “Interaction of Auramine O with montmorillonite clays”, J. Lumin. 2013, 136, 63.
  2. Santos, Schmitt, Neumann: “Polymerization of HEMA photoinitiated by the Safranine/diphenylborinate system”, J. Photochem. Photobiol. A: Chem. 2013, 252, 124.
  3. Pinto, Rigoli, Cavalheiro, Neumann: “Curing, monomer leaching and saliva swelling of TEGDMA/BisGMA photopolymerized copolymers”, J. Braz. Chem. Soc. 2013, 24, 595.
  4. Pinto, Goi, Schmitt, Neumann: “Photodegradation of polystyrene films containing UV-visible sensitizers”, J. Res. Updates Polym. Sci. 2013, 2, 39.
  5. Santos, Schmitt, Neumann: “Photochemistry of Tetraphenyldiboroxane and its use as photopolymerization coinitiator”, Photochem. Photobiol. 2013, 89, 1362.
  6. Valandro, Lombardo, Poli, Horn Jr, Neumann, Cavalheiro: “Thermal properties of poly (methyl methacrylate)/organomodified montmorillonite nanocomposites obtained by in situ photopolymerization”, Mater. Res. 2013, 10, 1.
  7. Valandro, Poli, Neumann, Schmitt: “Organomontmorillonite/ poly(methyl methacrylate) nanocomposites prepared by in situ photopolymerization. Effect of the organoclay on the photooxidative degradation”, Appl. Clay Sci. 2013, 85, 19.
  8. Lombardo, Poli, Neumann, Machado, Schmitt: “Photodegradation of poly(ethyleneoxide)/montmorillonite composite films”, J. Appl. Polym. Sci. 2013, 127, 3687.
  9. Valandro, Lombardo, Poli, Sakoda, Schmitt Cavalheiro, “Effect of hydrocarbon chain length surfactants on particle size of SWy-1 montmorillonite suspensions”. Intern. J. Basic & Appl. Sci. 2013, 13, 1.


  1. Santos, Tominaga, Nascimento, Schmitt, Neumann: “Phototransients of 2-ethylaminodiphenylborinate generated by direct photolysis and photosensitization”, J. Photochem. Photobiol. A: Chem. 2012, 236,14.
  2. Bogado, Carlos, Daólio, Ferreira, Neumann, Rominger, Machado, da Silva, de Araujo, Batista, Alzir: “Observation of vinylidene emission in mixed phosphine/diimine complexes of Ru(II) at room temperature in solution”. J. Organomet. Chem. 2012, 696, 4184.
  3. Mazziero, Oliveira Neto, Machado, Batista, Cavalheiro, Neumann, Craievich, Rocha, Polikarpov, Gonçalves: “Structural features of lignin obtained at different alkaline oxidation conditions from sugarcane bagasse”, Ind. Crops Prod. 2012, 35, 61.
  4. Neumann, Schmitt, Poli, Netto-Ferreira, Osajima: “Photooxidative degradation of QTX”, J. Braz.Chem. Soc. 2011, 22, 217.
  5. Ely, Schneider, Ogliari, Schmitt, Corrêa, Lima, Samuel, Piva: “Polymerization kinetics and reactivity of alternative initiators systems for use in light-activated dental resins”. Dent. Mater. 2012, 28, 1199.


  1. Batista, Chiorcea-Paquim, Oliveira Brett, Schmitt, Neumann: “Polystyrene Sulfonate/ Laponite RD nanocomposites obtained by photopolymerization”, J. Appl. Clay Sci. 2011, 53, 27.
  2. Santos, Schmitt, Poli, Neumann: “Degradation of poly(ethyleneglycol) in photo-Fenton system”, J. Braz.Chem. Soc. 2011, 22, 540.
  3. Neumann, Schmitt, Poli, Netto-Ferreira, Osajima: “Photooxidative degradation of QTX (a thioxanthone derivative)”, J. Braz. Chem. Soc. 2011, 22, 217.
  4. Bannach, Perpétuo, Cavalheiro, Schmitt, Rocha: “ Efeitos da história térmica nas propriedades do polímero PET: Um experimento para ensino de análise térmica”, Quím. Nova 2011, 34, 1825.


  1. Rigoli, Batista, Cavalheiro, Neumann: “Properties and characterization of organoclay/dimethacrylates composites obtained by in-situ photopolymerization”, Macromol. Symp. 2010, 298, 138.
  2. Rigoli, Schmitt, Neumann: “Thermal analysis of BisGMA-TEGDMA copolymers: Conversion, kinetics and post-polymerization curing”, Basic and Applications of Photopolymerization Reactions in Applied Polymer Science, Fouassier and Allonas, Eds., Research Signpost, Kerala, 2010, v.1, p.1.
  3. Neumann, Schmitt, Goi: “Thioxanthone Sensitized photodegradation of poly(alkyl methacrylate) films”, J. Appl. Polym. Sci. 2010, 115, 1283.


  1. Santos, Poli, Cavalheiro, Neumann: “The UV/H2O2 – photodegradation of poly(ethyleneglycol) and model compounds”, J. Braz. Chem. Soc. 2009, 20, 1467.
  2. Rigoli, Cavalheiro, Neumann: “Evaluation of the post-polymerization in function of storage time of TEGDMA/BisGMA copolymers used in dental resins by DSC and DMA”, J. Appl. Polym. Sci. 2009, 112, 679.
  3. Neumann, Schmitt, Horn Jr: “The Effect of the mixtures of photoinitiators in polymerization efficiencies”, J. Appl. Polym. Sci. 2009, 112, 129.
  4. 2.625Triboni, Eduardo R.2009Triboni, Schmitt Cavalheiro, Politi, Bemquerer, Rodrigues: “Tryptophan photooxidation promoted by new hybrid materials prepared by condensation of naphthalene imides with silicate by the sol gel process”, J. Photochem. Photobiol. A: Chem. 2009, 208, 36.
  5. Santos, A.M.2009Santos, Bruschi, Rosa, Schmitt Cavalheiro, Cavalheiro:“Proposta de um jogo didático para ensino de princípios de tabela periódica”, Expressão (Guaxupé) 2009, 10, 9.


  1. Poli, Batista, Schmitt, Gessner, Neumann: “Effect of sonication on the particle size of montmorillonite clays”, J. Colloid Interface Sci. 2008, 325, 286.
  2. Papanastasiou, McMahon, Allen, Johnson, Keck-Antoine, Santos, Neumann: “Atmospheric pressure photoionization LC-Mass spectrometry as a tool for the investigation of the hydrolysis reaction mechanisms of phosphite antioxidants”, Intern. J. Mass Spectr. 2008, 45, 275.
  3. Neumann, Schmitt, Correa, Goi: “The effect of using mixed initiator systems on the efficiency of the photopolymerization of dental resins”, J. Braz. Chem. Soc. 2008, 19, 1413.
  4. Rigoli, Riga, Cavalheiro, Neumann, Cavalheiro: “Evaluation of the light polymerization efficiency of copolymers used in dental formulations by differential scanning calorimetry”, J. Appl. Polym. Sci. 2008, 107, 187.


  1. Neumann, Schmitt, Prieto, Goi: “The photophysical determination of the minimum hydrotrope concentration of aromatic hydrotropes”, J. Colloid Interface Sci. 2007, 315, 810.
  2. Rigoli, Schmitt, Ramos, Neumann, Cavalheiro: “Thermal behaviour of copolymers obtained by photoinitiation using iron complexes”, Eclética Quim. 2007, 32, 39.
  3. Rigoli, Schmitt, Neumann: “The hydrotrope effect on the photopolymerization of styrenesulfonate initiated by Ru complexes”, J. Photochem. Photobiol. A 2007, 188, 329.
  4. Rigoli, Cavalheiro, Neumann, Cavalheiro: “Thermal decomposition of copolymers used in dental resins formulations photocured by Ultra Blue IS”, J. Appl. Polym. Sci. 2007, 105, 3295.
  5. Neumann, Schmitt, Catalina, Goi: “The relation between the polymerization rates and swelling coefficients for copolymers obtained by photoinitiation with thioxanthones”, Polym. Testing 2007, 26, 189.


  1. Neumann, Schmitt, Maciel, Goi: “The photoinitiated copolymerization of styrenesulfonate with methacrylate monomers in hydrotropic medium”, J. Photochem. Photobiol. A 2006, 184, 335.
  2. Gessner, Neumann, Schmitt: “Adsorption of Dyes on Clay Surfaces”. Encyclopedia of Surface and Colloid Science, Second Edition; Taylor & Francis: New York, 2006; 1, p. 389-410.
  3. Ferreira, Schmitt, Neumann: “Dependence of the thioxanthone Triplet-Triplet absorption spectrum with solvent polarity and aromatic ring substitution”, J. Braz. Chem. Soc. 2006, 17, 905.
  4. Neumann, Schmitt, Maciel, Goi: “The dye-initiated photopolymerization of styrenesulfonate in hydrotrope medium”, Photochemistry and UV curing: New Trends. J.P. Fouassier, Ed. Research Signpost, Kerala. p. 311-320, 2006.
  5. Neumann, Schmitt, Ferreira, Corrêia: “The initiating radical yields and the efficiency of polymerization for various dental photoinitiators excited by different light curing units”, Dent. Mater. 2006, 22, 576.
  6. Neumann, Schmitt, Gessner: “Adsorption of dyes on clay surfaces”, in Encyclopedia of Surface and Colloid Science, 2nd. Ed., A. Hubbard, Ed., p. 1, 2006.
  7. 0.567RAMOS, Luiz Antônio2006Ramos, Schmitt Cavalheiro, Cavalheiro: “Determinação de Nitrito em águas utilizando extrato de flores”. Quím. Nova 2006, 29, 1114.


  1. Neumann, Schmitt, Maciel, Goi: “The photopolymerization of styrenesulfonate initiated by dyes. The effect of monomer aggregation”, J. Photochem. Photobiol. A 2005, 175, 22.
  2. Neumann, Schmitt, Goi: “The mechanism of the photoinitiation of methyl methacrylate polymerization by the Neutral Red / Triethylamine system”, J. Photochem. Photobiol. A 2005, 174, 239.
  3. Neumann, Miranda Jr., Schmitt, Rueggeberg, Correa: “Molar extinction coefficients and the photon absorption efficiency parameter of dental photoinitiators and light curing units”, J. Dent. 2005, 33, 525.
  4. 1.419RAMOS, Luiz Antônio2005Ramos, Pietro, Cavalheiro, Schmitt Cavalheiro: “Determination of hypochlorite in bleaching products with flower extracts to demonstrate principles of flow injection analysis”, J. Chem. Ed. 2005, 82, 1815.
  5. RAMOS, Luiz Antônio2005Ramos, Cavalheiro, Schmitt Cavalheiro, Teixeira: “Use of a PbO2 graphite-epoxy sensor for determining organic and inorganic acids in soft drinks”, Braz. J. Food Technol. 2005, 8, 1.


  1. Rodrigues, Neumann: “Cationic photopolymerization of tetrahydrofuran: A comparative study of the effect of three triphenylsulfonium hexafluoroarsenate sensitizers”, Current Trends in Polymer Science, vol. 9, p. 55-60, 2004.
  2. Carlos, Lima Neto, Neumann: “The Effects of the substitution on the imidazole ligand on the photochemical properties of fac-[Mn(CO)3(phen)(Imidazole)](SO3CF3) complexes”, Photochem. Photobiol. 2004, 80, 203.
  3. Iamazaki, de Britto, Cavalheiro, Campana Fo., Neumann: “Preparation of substituted ionic carbohydrate polymers and its interactions with ionic surfactants”, Coll. Polym. Sci. 2004, 283, 33.


  1. Corrêa, Neumann, Cavalheiro, Miranda Jr, João: “Absorption profiles of photoinitiators in self-etching adhesives”. J. Dent. Res. 2003, 82, B-198.
  2. Rodrigues, Neumann: “Fotopolimerização: Princípios e métodos”, Polim. Cien. Tecnol., 2003, 13, 276.
  3. Neumann, Schmitt, Rigoli: “The photoinitiation of MMA polymerization in the presence of iron complexes”, J. Photochem. Photobiol. A 2003, 159, 145.
  4. Corrêa, Neumann, Cavalheiro, Miranda Jr, João: “Absorption profiles of photoinitiators in self-etching adhesives”. J. Dental Res. 2003, 82, B-198.
  5. Neumann, Schmitt, Iamazaki: “A fluorescence emission study of the formation of induced pre-micelles in solutions of polyelectrolytes and ionic surfactants”, J. Colloid Interface Sci. 2003, 264, 490.
  6. Rodrigues, Neumann: “A study of the elemental reactions involved in the photoinitiation of the polymerization of THF induced by the perylene cation radical”, J. Braz. Chem. Soc. 2003, 14, 76.
  7. Neumann, Schmitt, Iamazaki: “A fluorescence study of the interactions between sodium alginate and surfactants”, Carbohydrate Res. 2003, 338,1109.
  8. 3.101Schmitt, C.C. ou Cavalheiro, C.C.S.;Schmitt, Carla C.;Cavalheiro, Carla C. S.;Cavalheiro, Carla C. Schmitt;Cavalheiro, Carla Cristina Schmitt;Carla C. Schmitt Cavalheiro;SCHMITT CAVALHEIRO, CARLA C.;Carla Cristina Schmitt;SCHMITT, CARLA CRISTINA;CAVALHEIRO, CARLA CS;CAVALHEIRO, CARLA C.S.;SCHMITT CAVALHEIRO, CARLA CRISTINA2003Schmitt, Teixeira, Ramos, Neves: “The use magnesium silicate (talc) in a potentiometric sensor for hydrogen ions”, Appl. Clay Sci. 2003, 23, 323.
  9. ANTUNES, Patrícia Alexandra2003Antunes, Schmitt Cavalheiro, Cavalheiro: “ Usando o tema medicamentos genéricos como motivador para ensino médio de Química Orgânica”. An. Assoc. Bras. Quím. 2003, 52, 12.


  1. Neumann, Gessner, Schmitt, Sartori: “Influence of the layer charge and clay particle size on the interactions between the cationic dye Methylene Blue and clays in aqueous suspension”, J. Colloid Interface Sci. 2002, 255, 254.
  2. Villegas, Bueno, Encinas, Bertolotti, Previtali, Neumann: “The excited states interaction of Resazurin and Resorufin with amines in aqueous solutions. Photophysics and photochemical reaction”, Photochem. Photobiol. 2002, 76, 385.
  3. Neumann, Quina: “A Fotoquímica no Brasil”, Quim. Nova 2002, 25 Suppl. 1, 24.
  4. Neumann, Schmitt, Peinado, Catalina, Allen, Rufs, Encinas: “The effect of 2 substituents of thioxanthones on their photophysics and activity as photoinitiators”, Polymer 2002, 43, 3909.
  5. Neumann, Oliveira, Cione: “Energy transfer between aromatic hydrocarbons dissolved in a C18-surfactant layer adsorbed on Laponite”, Adsorption, 2002, 8, 239.
  6. Neumann, Gessner: “Adsorption of dyes on clay surfaces”, in Encyclopedia of Surface and Colloid Science, A. Hubbard, Ed., p. 307, 2002.


  1. de Oliveira, Tiera, Neumann: “Fluorescence probe study of the interaction between acrylic acid-co-ethyl methacrylate copolymers and sodium dodecylsulfate”, J. Dispersion Sci. Technol. 2001, 22, 177.
  2. Rodrigues, Neumann: “Mechanistic study of Tetrahydrofuran polymerization photoinitiated by the Sulfonium salt – Thioxanthone system”, Macromol. Phys. Chem. 2001, 208, 2776.
  3. Cione, Gessner, Neumann: “The heavy-atom-effect on the photophysics of aromatic hydrocarbons in the presence of solid clays”, J. Colloid Interface Sci. 2001, 240, 539.
  4. Iamazaki, Schmitt, Neumann: “A Photophysical study of the interactions of charged copolymers with opposite charged surfactants”, Langmuir 2001, 17, 3486.
  5. Neumann, Schmitt, Maciel: “The effect of monomer aggregation in the photopolymerization of styrene sulfonate”, J. Phys. Chem. B 2001, 105, 2939.
  6. Rodrigues, Neumann: “Cationic photopolymerization of tetrahydrofuran: A mechanistic study on the use of a sulphonium salt – phenothiazine initiation system”, J. Polym. Sci. Part A: Polym. Chem. 2001, 39, 46.
  7. 13.858WALTERS, K. A.2001Walters, Ley, Schmitt, Miller, Gosztola, Wasielewski, Bussandri, Willigen, Schanze: “Photophysics of π-conjugated metal organic oligomers: Aryleneethynylenes that contain the (bpy)Re(CO)3Cl chromophore”. J. Am. Chem. Soc. 2001, 123, 8329.


  1. Neumann, Gessner, Cione, Sartori, Cavalheiro: “Interações entre corantes e argilas em suspensão aquosa”, Quim. Nova 2000, 23, 818.
  2. Corrales, Peinado, Catalina, Neumann, Allen, Rufs, Encinas: “Photopolymerization of methyl methacrylate initiated by thioxanthone derivatives: photoinitiation mechanism”, Polymer 2000, 41, 9103.
  3. Cione, Schmitt, Neumann, Gessner: “The effect of added salt on the aggregation of clay particles”, J. Colloid Interface Sci. 2000, 226, 205.
  4. Carlos, Neumann: “Photochemical and photophysical properties of [Mn(L)(CO)3(phen)](SO3CF3) (L= Imidazole or substituted Imidazole, Im-CH3)”, J. Photochem. Photobiol. A 2000, 131, 67.
  5. Carlos, Carlos, Lima Neto, Neumann: “Spectroscopic and electrochemical properties of [Mn(phen)(CO)3(Imidazole)](SO3CF3) complexes”, Inorg. Chim. Acta 2000, 299, 231.
  6. Schanze, Schmitt, Bergstedt, Hauser: “Photolithographically-patterned electroactive films and electrochemically modulated diffraction gratings”, Langmuir 2000, 16, 795.
  7. Fatibello Filho, Aniceto, Canaes, Schmitt: “Determinação espectrofotométrica de vitamina B2 (Riboflavina) em formulações farmacêuticas empregando sistema de análises por injeção de fluxo”. Quím. Nova 2000, 23, 637.


  1. Rodrigues, Catalina, Neumann: “MMA Photopolymerization by Thionine/Triethylamine”, J. Photochem. Photobiol. A 1999, 127, 147.
  2. da Silva, Ferreira, Neumann: “The Photochemical Reaction of 1,1-dicyano-3-phenylbut-1-ene. Simultaneous Occurrence of p-methane and di-p-methane Rearrangements”, J. Braz. Chem. Soc. 1999, 10, 375.
  3. Rodrigues, Catalina, Neumann:Photoinitiation of MMA Polymerization by Thionine/ Amine Systems in the Presence of SDS Micelles”, J. Photochem. Photobiol. A 1999, 124, 29.
  4. Neumann, de Sena: “A Photophysical Study of the Interactions of PSS-nBVE Block and Random Copolymers”, Colloid Polym. Sci. 1999, 277, 414.
  5. Neumann, de Sena: “Copolymers of Sodium Styrenesulphonate with n-Butylvinylether and n-Octadecylvinylether Prepared by Micellar Copolymerization”, Polymer 1999, 40, 5003.
  6. 4.857Schmitt, C.C. ou Cavalheiro, C.C.S.;Schmitt, Carla C.;Cavalheiro, Carla C. S.;Cavalheiro, Carla C. Schmitt;Cavalheiro, Carla Cristina Schmitt;Carla C. Schmitt Cavalheiro;SCHMITT CAVALHEIRO, CARLA C.;Carla Cristina Schmitt;SCHMITT, CARLA CRISTINA;CAVALHEIRO, CARLA CS;CAVALHEIRO, CARLA C.S.;SCHMITT CAVALHEIRO, CARLA CRISTINA1999Schmitt, Torraca, Schanze, McElwee White: “Photophysics and Photoredox Properties of the Tungsten Carbyne Complex Cp{P(OPh)3}(CO)W=CPh”. Inorg. Chem. 1999, 13, 3254.
  7. GESSNER, F.1999Gessner, Schmitt, Nakazone: “Estudo das Interações entre partículas de argila em suspensão e o corante aniônico resazurina”. Rev. Inic. Cient. (USP) 1999, 1, 41.


  1. Cione, Scaiano, Neumann, Gessner: “The Excimer Emission of Aromatic Hydrocarbons on Clays”, J. Photochem. Photobiol. A: Chem. 1998, 118, 205.
  2. Gehlen, Buchviser, Rodrigues, Neumann: “Fotoiniciação de polimerização vinílica”, Quim. Nova 1998, 21, 794.
  3. Cione, Neumann, Gessner: “Time-Dependent Spectrophotometric Study of the Interaction of Basic Dyes with Clays. III. Mixed Dye Aggregates on SWy-1 and Laponite”, J. Colloid Interface Sci. 1998, 198, 106.
  4. Tiera, De Oliveira, Burrows, Miguel, Neumann: “Fluorescence Study of the Interaction Between Metal Ions and Methyl Methacrylate-Methacrylic Acid Copolymers in Aqueous Solutions: Thallium(I), Calcium(II), and Terbium(III)”, Colloid Polym. Sci. 1998, 276, 206.
  5. Neumann, Rodrigues: “The Mechanism of the Photoinitiation of the Polymerization of MMA by the Thionine – Triethanolamine System”, Polymer 1998, 39, 1657.


  1. Neumann, de Sena: “Photophysical Characterization of Mixed Micelles of n-Butanol/SDS and n-Hexanol/SDS. A Study at Low Alcohol Concentrations”, Colloid Polym. Sci. 1997, 275, 648.
  2. Mazzeto, Gehlen, Neumann, Franco: “Size Effect on the Luminescence Quenching of Tb+3 by Ru (II) Tetrammines with Alkyl trans-Phosphane Ligands”, J. Photochem. Photobiol. A 1997, 104, 39.
  3. Neumann, Tiera: “Photochemical Determination of the Interactions Between Surfactants and Polyelectrolytes”, Pure Appl. Chem. 1997, 69, 791.
  4. Carlos, Tfuoni, Neumann: “The Sensitization of the Ligand-Field State of the Hexaamminruthenium(II) Complex Ion by Organic Compounds”, J. Photochem. Photobiol. A 1997, 103, 121.
  5. Carlos, Tfuoni, Neumann: “O Comportamento Fotoquímico dos Complexos de Pentaaminas de Rutênio (II) com Ligantes p”, Quim. Nova 1997, 20, 270.
  6. Neumann, Gehlen, Encinas, Allen, Corrales, Peinado, Catalina: “Photophysics and Photoreactivity of Substituted Thioxanthones”, J. Chem. Soc. Faraday Trans. 1997, 93, 1537.


  1. Rivarola, Bertolotti, Borsarelli, Cosa, Previtali, Neumann: “Hydrogen Bonding and Charge Transfer Interactions in the Exciplexes Formed by Excited Indole and Monosubstituted Benzenes in Cyclohexane”, Chem. Phys. Lett. 1996, 262, 131.
  2. Neumann, Schmitt, Previtali, Bertolotti: “Photoreduction of Resazurin in the Presence of Aliphatic Amines”, Dyes Pigm. 1996, 32, 93.
  3. de Oliveira, Tiera, Gehlen, Neumann: “Pyrene Fluorescence in the Presence of Acrylic Acid – Ethyl Methacrylate Copolymers: Effect of the Copolymer Composition in the Formation of Microdomains”, Photochem. Photobiol. 1996, 63, 779.
  4. Neumann, Pastre, Chinelatto, El Seoud: “Effects of the Structure of Anionic Polyelectrolytes on Surface Potentials of their Aggregates”, Colloid Polym. Sci. 1996, 274, 475.
  5. Carlos, Neumann, Tfouni: “Energy of the Photosubstitutionally Reactive Excited State of the Pentaaminepyridineruthenium(II)”, Inorg. Chem. 1996, 35, 2229.
  6. Pastre, Neumann: “The Effect of Microheterogeneous Domains on the Protonation of Safranine-T”, J. Colloid Interface Sci. 1996, 179, 227.
  7. Encinas, Rufs, Neumann, Previtali: “Photoinitiated Vinyl Polymerization by Safranine T / Triethanolamine in Aqueous Solution”, Polymer 1996, 37, 1395.
  8. Encinas, Gehlen, Previtali, Neumann: “The Interaction of Aliphatic Amines with Safranine T in Aqueous Solution, J. Photochem. Photobiol. A 1996, 94, 237.
  9. Neumann, Schmitt, Gessner: “Time-Dependent Spectrophotometric Study of the Interaction of Basic Dyes with Clays. II. Thionine on Natural and Synthetic Montmorrillonite and Hectorite Clays”, J. Colloid Interface Sci. 1996, 177, 495.
  10. De Oliveira, Tiera, Neumann: “Interaction of Cationic Surfactants with Acrylic Acid – co – Ethyl Methacrylate Copolymers”, Langmuir, 1996, 12, 607.


  1. Berci Fo., Quina, Gehlen, Politi, Neumann, Barros: “Photophysics of Ambident Organic Anions I.”, J. Photochem. Photobiol. A, 1995, 92, 155.
  2. Encinas, Previtali, Bertolotti, Neumann: “The Interaction of the Excited States of Safranine T with Aliphatic Amines in Organic Solvents”, Photochem. Photobiol. 1995, 62, 64.
  3. Quina, Neumann: “Giuseppe Cilento – Obituary”, EPA Newsletter, 1995, 54, 2.
  4. Tiera, Neumann: “Anthracene – Bound Fluorescence Studies of Methacrylic Acid – co – Methyl Methacrylate Copolymers”, J. Braz. Chem. Soc. 1995, 6, 191.
  5. Neumann, Tiberti, Rodrigues: “The Binding of Metallic Cations to Poly(Styrene Sulphonate) Polymers and Copolymers”, J. Braz. Chem. Soc. 1995, 6, 179.
  6. Gehlen, Ferreira, Neumann: “Interaction of Methyl Orange with Cationic Micelles and its Effect on the Dye Photochemistry”, J. Photochem. Photobiol. A 1995, 87, 55.


  1. Previtali, Bertolotti, Neumann, Pastre, Rufs, Encinas: “Laser Flash Photolysis Study of the Photoinitiator System Safranine T – Aliphatic Amines for Vinylic Polymerization”, Macromolecules 1994, 27, 7454.
  2. Burrows, Neumann: “Glossário de termos em Fotoquímica”, Química 1994, 54, 13.
  3. Gessner, Schmitt, Neumann: “Time-Dependent Spectrophotometric Study of the Interaction of Basic Dyes with Clays. I. Methylene Blue and Neutral Red on Montmorrillonite and Hectorite”, Langmuir 1994, 10, 3749.
  4. Neumann, Rodrigues: “Photochemical Determination of Aggregation in Polyelectrolytes and the Binding Constants of Quencher Molecules”, J. Photochem. Photobiol. A 1994, 83, 164.
  5. Ruggiero, Machado, Neumann: “The Photodegradation of Lignins in the Presence of Hydrogen Peroxide”, J. Photochem. Photobiol. A 1994, 81, 107.
  6. Pastre, Neumann: “The Protonation of the Triplet State of Safranine in the Presence of Cationic Micelles and Polyelectrolytes”, J. Photochem. Photobiol. A 1994, 79, 115.
  7. Machado, Ruggiero, Neumann: “Fotodegradação de ligninas acelerada por peróxido de hidrogênio: Evidências de participação do 1O2(1Dg) nas reações em meio alcalino”, Quim. Nova 1994, 17, 111.
  8. Tiera, Neumann, Previtali, Bertolotti: “Fluorescence of Pyrene Derivatives in the Presence of Poly(metallyl sulfonate – vinyl acetate) Copolymers. Effect of Charge Density”, J. Macromol. Sci., Pure Appl. Chem. 1994, A31, 439.
  9. Neumann, Souza: “The Association of Pyrene and Copper(II) Ions to Poly(Acrylic Acid), Atual. Fis. Quim. Org. 1989, 549 (Publ.1994).


  1. Neumann, Tiera: “The Use of Basic Dyes as Probes”, Quim. Nova 1993, 16, 280.
  2. Burrows, Neumann: “Glossário de Termos de Fotoquímica em Portugués”, Quím. Nova 1993, 16, 71.


  1. Neumann, Gessner, de Sena: “The Adsorption of Basic Dyes by Poly(Styrenesulfonate)”, Dyes Pigm. 1992, 20, 255.
  2. Tiera, Neumann, Bertolotti, Previtali: “A Fluorescence Probe Study of Low Molecular Weight Poly(Metallyl Sulphonate – Vinyl Acetate) Copolymers”, J. Macromol. Sci., Pure Appl. Chem. 1992, A29, 689.


  1. Buchwieser, Gessner, Vetere, Neumann: “Electron Transfer Quenching of the Singlet State of Protonated and Unprotonated Basic Dyes”, J. Braz. Chem. Soc. 1991, 2, 74.
  2. Neumann, Tiera, Burrows, Formosinho, Miguel, Saraiva: “Interação entre o Íon Uranilo e Polímeros Solúveis em Água”, Quim. Nova 1991, 14, 257.
  3. Neumann, Pastre, Previtali: “Comparison of Photoinduced Electron Transfer to Singlet and Triplet States of Safanine T”, J. Photochem. Photobiol. A 1991, 61, 91.
  4. Gehlen, Van der Auweraer, Reekmans, Neumann, De Schryver: “Stochastic Model for Fluorescence Quenching in Monodisperse Micelles with Probe Migration”, J. Phys. Chem. 1991, 95, 5684.
  5. Gehlen, Berci Fo., Neumann: “Fluorescence Quenching of Acridine Orange by Aromatic Amines in Cationic, Anionic and non-Ionic Micelles”, J. Photochem. Photobiol. A 1991, 59, 335.
  6. Almeida, Toscano, Santos, Politi, Neumann, Berci Fo.: “Solvent Induced Changes in the Photophysical Properties of N-Alkylphtalimides. II. Temperature and Acidity Effects”, J. Photochem. Photobiol. A 1991, 58, 289.
  7. Berci Fo., Neumann, Quina: “The Photocyanation of 2-Nitrothiophene and the Mechanism of Nucleophilic Aromatic Photosubstitution”, J. Chem. Res., 1991, 70
  8. Neumann, Hioka: “Agregação de Corantes Básicos sobre Polímeros”, Atual. Fis. Quim. Org. 1986, 61 (Publ.1991).


  1. Neumann, Gessner, Oliveira: “The Formation of Mixed Dimers in Basic Dyes Solution”, J. Chem. Soc., Faraday Trans.1990, 86, 3551.
  2. Neumann, Scaiano:”The Protonation Kinetics of the Triplet State of Safranine in Hydroxylic Solvents”, J. Photochem. Photobiol. A 1990, 54, 73.
  3. Neumann, Gehlen: “The Photoreduction of Acridine Orange in Cationic Micelles”, Bol. Soc. Chil. Quim. 1990, 35, 11.
  4. Neumann, Gehlen: “The Interaction of Cationic Dyes with Anionic Surfactants in the Premicellar Region”, J. Colloid Interface Sci. 1990, 135, 209.


  1. Pezza, Neumann, Gessner: “Estudo do Efeito Fotogalvânico em Sistemas Contendo Corantes Básicos”, Ecl. Quim. 1989, 14, 27.
  2. Neumann, Machado: “The Role of Oxygen in the Photodegradation of Lignin”, J. Photochem. Photobiol. B 1989, 3, 473.
  3. Neumann, Gessner, Souza, Schmitt: “Effect of the Ground State Association in the Photoreduction of Basic Dyes by Anionic N-Phenylglycines and their Neutral Esters”, J. Photochem. Photobiol. A 1988, 45, 355.


  1. Massabni, Constantino, Neumann: “Niobium(V) Photoreduction in Aqueous Solution of alfa-Hydroxycarboxylic Acids”, J. Photochem. Photobiol. A 1988, 44, 361.
  2. Pezza, Neumann, Gessner: “Estudo da Capacidade da Conversão de Energia Solar em Energia Elétrica por Células Fotogalvânicas de Corantes Básicos – Fe(II)”, Ecl. Quim. 1988, 13, 127.
  3. Neumann, Gessner, Schmitt, Souza: “Solvent Effects in the Quenching of the Fluorescence of Basic Dyes by Nitrogen Compounds”, Publ. Acad. Cien. S. Paulo 1988, 60 IV, 414.
  4. Neumann, Spirandelli, Gessner: “Fotorredução de Safranina por Compostos Nitrogenados. Parte I: Anilinas Substituidas”, Atual. Fis. Quim. Org. 1985, 221 (Publ.1987).


  1. Neumann, Hioka: “Aggregation of Basic Dyes Induced by Anionic Polyelectrolytes”, J. Appl. Polym. Sci. 1987, 34, 2829.
  2. Neumann, Pastre: “Energy Transfer Between Basic Dyes”, Solar Energy 1987, 38, 431.


  1. Neumann, De Groote, Machado: “Flash Photolysis of Lignin. Part II: Oxidative Photodegradation of Dioxane-Lignin”, Polymer Photochem. 1986, 7, 461.
  2. Neumann, De Groote, Machado: “Flash Photolysis of Lignin. Part I: Deareated Solutions of Dioxane-Lignin”, Polymer Photochem. 1986, 7, 40l.
  3. Neumann: “Chain Reaction Diagrams”, J. Chem. Ed. 1986, 63, 684.
  4. Neumann, Spirandelli, Gessner: “The Photoreduction of Safranine by Substituted Anilinomethanesulphonates”, J. Photochem. 1986, 32, 379.


  1. Ruggiero, De Groote, Neumann: “Adsorption of Polar Groups on Crosslinked poly(Styrene-Vinylpyridine) Supports”, J. Chromatogr. 1984, 85, 182.
  2. Neumann, Matthews, Braslavsky: “The Photoreduction of Methylene Blue by Arylaminomethanesulphonates”, Photochem. Photobiol. 1984, 39, 3l .


  1. Neumann: “Fotorredução de Corantes”, Cient. Tecnol. 1983, 13, 65.