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1

Interaction of methyl orange with cationic micelles and its effect on dye photochemistry

Marcelo H. Gehlen, Mariselma Ferreira, Miguel G. Neumann

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1995

Language:

english

File:

PDF, 602 KB

english, 1995

2

Preparation of silver nanoprisms using poly(N-vinyl-2-pyrrolidone) as a colloid-stabilizing agent and the effect of silver nanoparticles on the photophysical properties of cationic dyes

Machulek Junior, Amilcar, Paulo Mois�s de Oliveira, Hueder, Henrique Gehlen, Marcelo

Journal:

Photochemical & Photobiological Sciences

Year:

2003

Language:

english

File:

PDF, 162 KB

english, 2003

3

The Change in the Properties of Sodium Dodecyl Sulfate Micelles upon Addition of Isomeric and Unsaturated Short-Chain Alcohols Probed by Photophysical Methods

Ana P. Romani, Marcelo H. Gehlen, Gilson A.R. Lima, Frank H. Quina

Journal:

Journal of Colloid and Interface Science

Year:

2001

Language:

english

File:

PDF, 58 KB

english, 2001

4

The Role of the Carboxylate Head Group in the Interaction of Sodium Dodecanoate with Poly(ethylene oxide) Investigated by Electrical Conductivity, Viscosity, and Aggregation Number Measurements

Dino Zanette, Valdir Soldi, Ana P. Romani, Marcelo H. Gehlen

Journal:

Journal of Colloid and Interface Science

Year:

2002

Language:

english

File:

PDF, 94 KB

english, 2002

5

Fluorescence quenching in clusters of reverse micelles

Marcelo H. Gehlen

Journal:

Chemical Physics Letters

Year:

1993

Language:

english

File:

PDF, 438 KB

english, 1993

6

The interaction of cationic dyes with anionic surfactants in the premicellar region

Miguel G Neumann, Marcelo H Gehlen

Journal:

Journal of Colloid and Interface Science

Year:

1990

Language:

english

File:

PDF, 516 KB

english, 1990

7

Stochastic models for fluorescence quenching in monodisperse micelles with probe migration. 2

Marcelo H. Gehlen

Journal:

Chemical Physics

Year:

1994

Language:

english

File:

PDF, 563 KB

english, 1994

8

The amide bridge photocleavage in ruthenium bichromophoric complex

Idalina M.M. de Carvalho, Ícaro de Sousa Moreira, Marcelo H. Gehlen

Journal:

Inorganica Chimica Acta

Year:

2005

Language:

english

File:

PDF, 209 KB

english, 2005

9

Fluorescence quenching of acridine orange by aromatic amines in cationic, anionic and non-ionic micelles

Marcelo H. Gehlen, Pedro Berci Fo, Miguel G. Neumann

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1991

Language:

english

File:

PDF, 369 KB

english, 1991

10

The interaction of aliphatic amines with safranine T in aqueous solution

Maria V. Encinas, Carlos M. Previtali, Marcelo H. Gehlen, Miguel G. Neumann

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1996

Language:

english

File:

PDF, 450 KB

english, 1996

11

Picosecond fluorescence dynamics of auramine with a long aliphatic chain

Robson Valentim Pereira, Marcelo Henrique Gehlen

Journal:

Chemical Physics Letters

Year:

2006

Language:

english

File:

PDF, 257 KB

english, 2006

12

H-bonding assisted intramolecular charge transfer in 1-aminopyrene derivatives

Robson Valentim Pereira, Marcelo Henrique Gehlen

Journal:

Chemical Physics Letters

Year:

2006

Language:

english

File:

PDF, 210 KB

english, 2006

13

Time-resolved fluorescence of cationic dyes covalently bound to poly(methacrylic acid) in rigid media

Hueder Paulo Moisés de Oliveira, Marcelo Henrique Gehlen

Journal:

Journal of Luminescence

Year:

2006

Language:

english

File:

PDF, 246 KB

english, 2006

14

Photophysical properties of polyacrylic acid with Ru (II) polypyridyl complexes

Erivaldo de H. Cesídeo, Francisco O.N. da Silva, Luiz G.F. Lopes, Izaura C.N. Diógenes, Ícaro.de.S. Moreira, Marcelo H. Gehlen, Idalina M.M. de Carvalho

Journal:

Journal of Luminescence

Year:

2007

Language:

english

File:

PDF, 227 KB

english, 2007

15

Dually fluorescent silica nanoparticles

Ana Paula Garcia Ferreira, Rafael Frederice, Kris Pieter Frans Janssen, Marcelo Henrique Gehlen

Journal:

Journal of Luminescence

Year:

2011

Language:

english

File:

PDF, 709 KB

english, 2011

16

Effect of the pH in the luminescence of ruthenium tris-bipyridine derivatives

Idalina Maria M. de Carvalho, Izaura C.N. Diógenes, Ícaro de S. Moreira, Marcelo H. Gehlen

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2005

Language:

english

File:

PDF, 238 KB

english, 2005

17

Time-resolved fluorescence spectroscopy of cationic dyes incorporated in silica matrix by high pressure compaction

Marcelo H. Gehlen, Robson V. Pereira, Marcia R. Gallas, Tania M.H. Costa, Valter Stefani

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2006

Language:

english

File:

PDF, 226 KB

english, 2006

18

Fluorescent probes with malononitrile side group in methyl methacrylate copolymers

Robson Valentim Pereira, Ana Paula Garcia Ferreira, Marcelo Henrique Gehlen

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2008

Language:

english

File:

PDF, 515 KB

english, 2008

19

Luminescence study of Ru(II) bipyridine–acridine spaced by amide and proline bridges

Idalina M.M. de Carvalho, Ícaro de Sousa Moreira, Marcelo H. Gehlen

Journal:

Year:

2005

Language:

english

File:

PDF, 425 KB

english, 2005

20

Charge transfer complexes of 9-vinyl-carbazole with π acceptors in homogeneous and in micellar solutions

Mauricio S. Matos, Marcelo H. Gehlen

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2004

Language:

english

File:

PDF, 134 KB

english, 2004

21

Fluorescence of acridinic dyes in anionic surfactant solution

Robson Valentim Pereira, Marcelo Henrique Gehlen

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2005

Language:

english

File:

PDF, 228 KB

english, 2005

22

A quantum chemical and photophysical study of acridine-9-N-methacrylamide

Hueder P.M. Oliveira, Ademir J. Camargo, Luis G.M. de Macedo, Marcelo H. Gehlen, Albérico B.F. da Silva

Journal:

Journal of Molecular Structure: THEOCHEM

Year:

2004

Language:

english

File:

PDF, 350 KB

english, 2004

23

UV-visible absorption and emission spectroscopic studies of the complexes trans-[Ru(NH3)4P(III)H2O]2+, P(III) = P(OR)3, P(R)3

Selma E. Mazzetto, Marcelo H. Gehlen, Douglas W. Franco

Journal:

Inorganica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 432 KB

english, 1997

24

Inhomogeneous decay kinetics of Ru(bpy)2+3 incorporated into nafion film

Selma E Mazzetto, Idalina M.M de Carvalho, Marcelo H Gehlen

Journal:

Journal of Luminescence

Year:

1998

Language:

english

File:

PDF, 121 KB

english, 1998

25

Electronic energy transfer between fluorescent dyes with inter- and intramicellar interactions

Hueder P.M de Oliveira, Marcelo H Gehlen

Journal:

Chemical Physics

Year:

2003

Language:

english

File:

PDF, 196 KB

english, 2003

26

Spectral analysis of the fluorescence quenching kinetics in micelles with probe migration

Marcelo H. Gehlen

Journal:

Chemical Physics

Year:

1997

Language:

english

File:

PDF, 334 KB

english, 1997

27

Synthesis of poly(N-vinyl-2-pyrrolidone) and copolymers with methacrylic acid initiated by the photo-Fenton reaction

Gilmene Bianco, Marcelo H. Gehlen

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2002

Language:

english

File:

PDF, 72 KB

english, 2002

28

Luminescence quenching of uranyl ion adsorbed in nafion membrane by alcohols and vinyl monomers

Cristiane N. Watanabe, Marcelo H. Gehlen

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

2003

Language:

english

File:

PDF, 87 KB

english, 2003

29

Size effects on the luminescence quenching of Tb3+ by Ru(II) tetraammines with alkyl trans-phosphane ligands

Selma E. Mazzetto, Marcelo H. Gehlen, Miguel G. Neumann, Douglas W. Franco

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1997

Language:

english

File:

PDF, 455 KB

english, 1997

30

The solvent effect on electronic energy transfer between excited [Ru(bpy)3]2+ donor and aromatic acceptors

Idalina M.M. de Carvalho, Marcelo H. Gehlen

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1999

Language:

english

File:

PDF, 107 KB

english, 1999

31

Time-resolved fluorescence spectroscopy of quinine dication free and bound to polymethacrylic acid

Claudio J. Rocha, Marcelo H. Gehlen, Rosangela da Silva, Paulo M. Donate

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Year:

1999

Language:

english

File:

PDF, 230 KB

english, 1999

32

Time resolved fluorescence spectroscopy of quercetin and morin complexes with Al3+

Amanda C. Gutierrez, Marcelo H. Gehlen

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2002

Language:

english

File:

PDF, 157 KB

english, 2002

33

Spectroscopic and kinetic study of the molecular association between pyrene and benzyl viologen

Mauricio S. Matos, Marcelo H. Gehlen

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

1998

Language:

english

File:

PDF, 284 KB

english, 1998

34

Approximate solution of the autocatalytic hydrolysis of cellulose

Marcelo H. Gehlen

Journal:

Year:

2009

Language:

english

File:

PDF, 290 KB

english, 2009

35

Kinetics of autocatalytic acid hydrolysis of cellulose with crystalline and amorphous fractions

Marcelo H. Gehlen

Journal:

Year:

2010

Language:

english

File:

PDF, 521 KB

english, 2010

36

Fluorescence Modulation of Acridine and Coumarin Dyes by Silver Nanoparticles

Carolina A. Sabatini, Robson V. Pereira, Marcelo H. Gehlen

Journal:

Journal of Fluorescence

Year:

2007

Language:

english

File:

PDF, 312 KB

english, 2007

37

Static and Dynamic Bimolecular Fluorescence Quenching of Porphyrin Dendrimers in Solution

Mauricio S. Matos, Johan Hofkens, Marcelo H. Gehlen

Journal:

Journal of Fluorescence

Year:

2008

Language:

english

File:

PDF, 163 KB

english, 2008

38

Pyrene Fluorescence in the Presence of Acrylic Acid-Ethyl Methacrylate Copolymers: Effect of the Copolymer Composition in the Formation of Microdomains

Vera A. de Oliveira, Marcio J. Tiera, Marcelo H. Gehlen, Miguel G. Neumann

Journal:

Photochemistry and Photobiology

Year:

1996

Language:

english

File:

PDF, 511 KB

english, 1996

39

Surfactant−Polymer Aggregates Formed by Sodium Dodecyl Sulfate, Poly(N-vinyl-2-pyrrolidone), and Poly(ethylene glycol)

Romani, Ana P., Gehlen, Marcelo H., Itri, Rosangela

Journal:

Year:

2005

Language:

english

File:

PDF, 221 KB

english, 2005

40

Time-resolved fluorescence quenching in micellar assemblies

Gehlen, Marcelo H., De Schryver, Frans C.

Journal:

Chemical Reviews

Year:

1993

Language:

english

File:

PDF, 3.48 MB

english, 1993

41

Synthesis, Characterization, and Photophysical Studies of New Bichromophoric Ruthenium(II) Complexes

de Carvalho, Idalina M. M., de Sousa Moreira, Ícaro, Gehlen, Marcelo H.

Journal:

Inorganic Chemistry

Year:

2003

Language:

english

File:

PDF, 128 KB

english, 2003

42

Intrachain Energy Migration to Weak Charge-Transfer State in Polyfluorene End-Capped with Naphthalimide Derivative

Simas, Emanuelle R., Gehlen, Marcelo H., Pinto, Melissa F. S., Siqueira, Jonathas, Misoguti, Lino

Journal:

Journal of Physical Chemistry A

Year:

2010

Language:

english

File:

PDF, 871 KB

english, 2010

43

The Role of Wing Pigmentation, UV and Fluorescence as Signals in a Neotropical Damselfly

Guillermo-Ferreira, Rhainer, TherÃ©zio, Eralci M., Gehlen, Marcelo H., Bispo, PitÃ¡goras C., Marletta, Alexandre

Journal:

Journal of Insect Behavior

Year:

2014

Language:

english

File:

PDF, 295 KB

english, 2014

44

Characterization of sugarcane bagasse by autofluorescence microscopy

Chimenez, Tiago A., Gehlen, Marcelo H., Marabezi, Karen, Curvelo, Antonio A. S.

Journal:

Year:

2014

Language:

english

File:

PDF, 1.20 MB

english, 2014

45

Fluorescence Spectroscopy and Confocal Microscopy of the Mycotoxin Citrinin in Condensed Phase and Hydrogel Films

Lauer, Milena H., Gehlen, Marcelo H., Jesus, Karen, Berlinck, Roberto G. S.

Journal:

Journal of Fluorescence

Year:

2014

Language:

english

File:

PDF, 541 KB

english, 2014

46

Secondary Sjögren's syndrome and disease activity of rheumatoid arthritis

Antero, Daniel C., Parra, André G.M., Miyazaki, Fernando H., Gehlen, Marcelo, Skare, Thelma L.

Journal:

Revista da Associação Médica Brasileira (English Edition)

Year:

2011

Language:

english

File:

PDF, 65 KB

english, 2011

47

Secondary Sjögren's syndrome and disease activity of rheumatoid arthritis

Antero, Daniel C., Parra, André G.M., Miyazaki, Fernando H., Gehlen, Marcelo, Skare, Thelma L.

Journal:

Revista da Associação Médica Brasileira

Year:

2011

Language:

english

File:

PDF, 446 KB

english, 2011

48

Short-term, high-dose systemic steroids and intraocular pressure

Gehlen, Marcelo, Canto, Ana Paula, Skare, Thelma L, Araújo, Francisco, Haider, Osvaldo

Journal:

Canadian Journal of Ophthalmology / Journal Canadien d'Ophtalmologie

Year:

2009

Language:

english

File:

PDF, 63 KB

english, 2009

49

Enzymatic hydrolysis of quinizarin diester by lipase in silica nanoparticles investigated by fluorescence microscopy

Sabatini, Carolina A., Gehlen, Marcelo H.

Journal:

Journal of Nanoparticle Research

Year:

2014

Language:

english

File:

PDF, 903 KB

english, 2014

50

Fluorescence from bisaryl-substituted maleimide derivatives

Lauer, Milena Helmer, Drekener, Roberta Lopes, Correia, Carlos Roque Duarte, Gehlen, Marcelo Henrique

Journal:

Photochemical & Photobiological Sciences

Year:

2014

Language:

english

File:

PDF, 695 KB

english, 2014

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