Sebastião J. Formosinho : rechercher sur Z-Library

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1

Photoacoustic Measurements of Porphyrin Triplet-State Quantum Yields and Singlet-Oxygen Efficiencies

Marta Pineiro, Ana L. Carvalho, Mariette M. Pereira, A. M. d'A. Rocha Gonsalves, Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Chemistry - A European Journal

Année:

1998

Langue:

english

Fichier:

PDF, 205 KB

english, 1998

2

A chemical understanding for the enhanced hydrogen tunnelling in hydroperoxidation of linoleic acid catalysed by soybean lipoxygenase-1

Monica Barroso, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Physical Organic Chemistry

Année:

2008

Langue:

english

Fichier:

PDF, 240 KB

english, 2008

3

Iberian universities: a characterisation from ESI rankings

Cova, Tânia F. G. G., Pais, Alberto A. C. C., Formosinho, Sebastião J.

Journal:

Année:

2013

Langue:

english

Fichier:

PDF, 590 KB

english, 2013

4

Uranyl luminescence quenching. An experiment in photochemistry and kinetics

Burrows, Hugh D., Formosinho, Sebastiao J.

Journal:

Journal of Chemical Education

Année:

1978

Langue:

english

Fichier:

PDF, 2.02 MB

english, 1978

5

Coexistence of Two Triplets for the Twisted Intramolecular Charge Transfer (TICT) Probe 4-(Dimethylamino)benzonitrile in Polar Solvents: An Experimental Evidence

Nitin Chattopadhyay, Carlos Serpa, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Helvetica Chimica Acta

Année:

2002

Langue:

english

Fichier:

PDF, 162 KB

english, 2002

6

Electron Transfer in Supercritical Carbon Dioxide: Ultraexothermic Charge Recombination at the End of the “Inverted Region”

Carlos Serpa, Paulo J. S. Gomes, Luis G. Arnaut, Sebastião J. Formosinho, João Pina, J. Seixas de Melo

Journal:

Chemistry - A European Journal

Année:

2006

Langue:

english

Fichier:

PDF, 333 KB

english, 2006

7

The Rates of SN2 Reactions and Their Relation to Molecular and Solvent Properties

Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Chemistry - A European Journal

Année:

2007

Langue:

english

Fichier:

PDF, 198 KB

english, 2007

8

Understanding Chemical Reactivity: The Case for Atom, Proton and Methyl Transfers

Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Chemistry - A European Journal

Année:

2008

Langue:

english

Fichier:

PDF, 647 KB

english, 2008

9

Mechanisms of Singlet-Oxygen and Superoxide-Ion Generation by Porphyrins and Bacteriochlorins and their Implications in Photodynamic Therapy

Elsa F. F. Silva, Carlos Serpa, Janusz M. Dąbrowski, Carlos J. P. Monteiro, Sebastião J. Formosinho, Grazyna Stochel, Krystyna Urbanska, Sérgio Simões, Mariette M. Pereira, Luis G. Arnaut

Journal:

Chemistry - A European Journal

Année:

2010

Langue:

english

Fichier:

PDF, 523 KB

english, 2010

10

Absolute Rate Calculations: Atom and Proton Transfers in Hydrogen-Bonded Systems

Mónica Barroso, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 159 KB

english, 2005

11

Temperature Dependence of Ultra-Exothermic Charge Recombinations

Carlos Serpa, Paulo J. S. Gomes, Luis G. Arnaut, J. Seixas de Melo, Sebastião J. Formosinho

Journal:

Année:

2006

Langue:

english

Fichier:

PDF, 153 KB

english, 2006

12

Triplet-triplet absorption spectra of aromatic vapors

Colin W. Ashpole, Sebastião J. Formosinho

Journal:

Journal of Molecular Spectroscopy

Année:

1974

Langue:

english

Fichier:

PDF, 244 KB

english, 1974

13

The quenching of the fluorescence of aromatic hydrocarbons by tertiary derivatives of group V elements

Hugh D. Burrows, Sebastiao J. Formosinho, Abilio M. da Silva, Sheena E. Carlin

Journal:

Journal of Photochemistry

Année:

1977

Langue:

english

Fichier:

PDF, 642 KB

english, 1977

14

Bromide ion quenching of micellized hydrocarbon fluorescence: a search for effects of emitter lifetime on the quenching behaviour

Hugh D. Burrows, Sebastião J. Formosinho, M. Fernanda, J.R. Paiva

Journal:

Journal of Photochemistry

Année:

1980

Langue:

english

Fichier:

PDF, 586 KB

english, 1980

15

Structure-efficiency relationships in hydrogen photoabstraction reactions by ketones: thermal activation versus nuclear tunnelling

Luiś G. Arnaut, Sebastião J. Formosinho, Abílio M. Da Silva

Journal:

Journal of Photochemistry

Année:

1984

Langue:

english

Fichier:

PDF, 1.46 MB

english, 1984

16

Photochemical α cleavage of ketones as radiationless transitions

Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry

Année:

1985

Langue:

english

Fichier:

PDF, 1.22 MB

english, 1985

17

Ground state association and fluorescence quenching of aromatic molecules by uranyl ion in alcohols

Maria Da Graça M. Miguel, Sebastião J. Formosinho, Maria Luísa P. Leitão

Journal:

Journal of Photochemistry

Année:

1986

Langue:

english

Fichier:

PDF, 631 KB

english, 1986

18

Photocycloaddition of ketones to olefins as radiationless transitions

Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry

Année:

1987

Langue:

english

Fichier:

PDF, 1.25 MB

english, 1987

19

Pressure dependence of triplet formation in acridine and phenazine vapours

João L. Baptista, Sebastião J. Formosinho, M. de Fátima Leitão

Journal:

Chemical Physics

Année:

1978

Langue:

english

Fichier:

PDF, 1.07 MB

english, 1978

20

Molecular factor analysis in self-exchange electron transfer reactions in solution

Jorge C. Pereira, Carlos Serpa, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Molecular Liquids

Année:

2010

Langue:

english

Fichier:

PDF, 414 KB

english, 2010

21

The photochemical reaction between uranyl nitrate and azulene

Hugh D. Burrows, Augusto C. Cardoso, Sebastião J. Formosinho, Ana M.P.C. Gil, Maria da Graça M. Miguel, Belamino Barata, José J.G. Moura

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1992

Langue:

english

Fichier:

PDF, 593 KB

english, 1992

22

Diabatic protonation of excited singlet styrenes

Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1992

Langue:

english

Fichier:

PDF, 731 KB

english, 1992

23

Some new perspectives on electron transfer reactions through the intersecting-state model

Sebastião J. FormosiNho, Luís G. Arnaut

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1994

Langue:

english

Fichier:

PDF, 1.72 MB

english, 1994

24

Excited-state proton transfer reactions II. Intramolecular reactions

Sebastião J. Formosinho, Luís G. Arnaut

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1993

Langue:

english

Fichier:

PDF, 3.16 MB

english, 1993

25

Excited-state proton transfer reactions I. Fundamentals and intermolecular reactions

Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1993

Langue:

english

Fichier:

PDF, 2.44 MB

english, 1993

26

Photophysics of 3-hydroxyflavone in supercritical CO2: a probe to study the microenvironment of SCF

Nitin Chattopadhyay, Monica Barroso, Carlos Serpa, M. Isilda Silva, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Chemical Physics Letters

Année:

2004

Langue:

english

Fichier:

PDF, 165 KB

english, 2004

27

Fluorescence from the second excited singlet state of 3-hydroxyflavone in supercritical CO2

Nitin Chattopadhyay, Monica Barroso, Carlos Serpa, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Chemical Physics Letters

Année:

2004

Langue:

english

Fichier:

PDF, 204 KB

english, 2004

28

Tunnelling in low-temperature hydrogen-atom and proton transfers

Luis G. Arnaut, Sebastião J. Formosinho, Monica Barroso

Journal:

Journal of Molecular Structure

Année:

2006

Langue:

english

Fichier:

PDF, 175 KB

english, 2006

29

Synthesis of amphiphilic sulfonamide halogenated porphyrins: MALDI-TOFMS characterization and evaluation of 1-octanol/water partition coefficients

Carlos J.P. Monteiro, Mariette M. Pereira, Sara M.A. Pinto, Ana V.C. Simões, Gonçalo F.F. Sá, Luís G. Arnaut, Sebastião J. Formosinho, Sérgio Simões, Mark F. Wyatt

Journal:

Année:

2008

Langue:

english

Fichier:

PDF, 326 KB

english, 2008

30

Synthesis and photophysical characterization of a library of photostable halogenated bacteriochlorins: an access to near infrared chemistry

Mariette M. Pereira, Carlos J.P. Monteiro, Ana V.C. Simões, Sara M.A. Pinto, Artur R. Abreu, Gonçalo F.F. Sá, Elsa F.F. Silva, Luis B. Rocha, Janusz M. Dąbrowski, Sebastião J. Formosinho, Sérgio Simõe

Journal:

Année:

2010

Langue:

english

Fichier:

PDF, 454 KB

english, 2010

31

Benzil fluorescence and phosphorescence emissions: a pertinent probe for the kinematic behaviour and microheterogeneity of supercritical CO2

Nitin Chattopadhyay, Carlos Serpa, M Isilda Silva, Luis G Arnaut, Sebastião J Formosinho

Journal:

Chemical Physics Letters

Année:

2001

Langue:

english

Fichier:

PDF, 114 KB

english, 2001

32

Luminescence behaviour of uranyl nitrate hydrates

Hugh D. Burrows, Sebastião J. Formosinho, M. Da Graça Miguel

Journal:

Inorganica Chimica Acta

Année:

1987

Langue:

english

Fichier:

PDF, 194 KB

english, 1987

33

Internal reorganization effects on electron self-exchange reactions

Sebastião J. Formosinho, Luís G. Arnaut

Journal:

Journal of Molecular Structure

Année:

1994

Langue:

english

Fichier:

PDF, 1.45 MB

english, 1994

34

The role of the transition state bond order and reaction energy in methyl nucleophilic substitutions

Sebastião J. Formosinho

Journal:

Année:

1987

Langue:

english

Fichier:

PDF, 538 KB

english, 1987

35

Singlet oxygen quantum yields from halogenated chlorins: potential new photodynamic therapy agents

Marta Pineiro, Mariette M Pereira, A.M.d’A Rocha Gonsalves, Luis G Arnaut, Sebastião J Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

2001

Langue:

english

Fichier:

PDF, 316 KB

english, 2001

36

Intersecting-state model calculations on fast and ultrafast excited-state proton transfers in naphthols and substituted naphthols

Monica Barroso, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

2002

Langue:

english

Fichier:

PDF, 138 KB

english, 2002

37

Erratum to “Intersecting-state model calculations on fast and ultrafast excited-state proton transfers in naphthols and substituted naphthols” [J. Photochem. Photobiol. A: Chem. 154 (2002) 13]

Monica Barroso, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

2003

Langue:

english

Fichier:

PDF, 31 KB

english, 2003

38

Theoretical studies of intramolecular electron transfer reactions: Distance and free energy dependences

Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1996

Langue:

english

Fichier:

PDF, 1.80 MB

english, 1996

39

Theory of electron transfer reactions in photosynthetic bacteria reaction centers

Luís G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1997

Langue:

english

Fichier:

PDF, 2.88 MB

english, 1997

40

Modelling intramolecular electron transfer reactions in cytochromes and in photosynthetic bacteria reaction centres

Luı́s G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1998

Langue:

english

Fichier:

PDF, 275 KB

english, 1998

41

The role of reaction energy and hydrogen bonding in the reaction path of enzymatic proton transfers

Monica Barroso, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Physical Organic Chemistry

Année:

2009

Langue:

english

Fichier:

PDF, 397 KB

english, 2009

42

Tunnelling corrections in hydrogen abstractions by excited-state ketones

Monica Barroso, Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Physical Organic Chemistry

Année:

2010

Langue:

english

Fichier:

PDF, 261 KB

english, 2010

43

Brønsted coefficients and the theory of acid–base catalysis of proton transfers from carbon acids

Luís G. Arnaut, Sebastiāo J. Formosinho

Journal:

Journal of Physical Organic Chemistry

Année:

1990

Langue:

english

Fichier:

PDF, 946 KB

english, 1990

44

Theoretical studies of hydride transfer reactions

Sebastião J. Formosinho

Journal:

Journal of Physical Organic Chemistry

Année:

1990

Langue:

english

Fichier:

PDF, 474 KB

english, 1990

45

An emission spectral study of uranyl ion binding to α-alumina

Hugh D. Burrows, Sebastião J. Formosinho, M. Arminda Pedrosa

Journal:

Journal of Molecular Structure

Année:

1986

Langue:

english

Fichier:

PDF, 237 KB

english, 1986

46

Photo-oxidation of poly(vinyl alcohol) by uranyl ion: a route to photoinitiated graft copolymerization

Hugh D. Burrows, Sebastião J. Formosinho, Pedro M. Saraiva

Journal:

Journal of Photochemistry and Photobiology A: Chemistry

Année:

1992

Langue:

english

Fichier:

PDF, 464 KB

english, 1992

47

Heavy-atom effects on metalloporphyrins and polyhalogenated porphyrins

Emı́lia G. Azenha, Arménio C. Serra, Marta Pineiro, Mariette M. Pereira, J. Seixas de Melo, Luis G. Arnaut, Sebastião J. Formosinho, A.M.d'A. Rocha Gonsalves

Journal:

Chemical Physics

Année:

2002

Langue:

english

Fichier:

PDF, 441 KB

english, 2002

48

Theory of electron transfer reactions in blue-copper proteins

Sebastião J. Formosinho, Luis G. Arnaut

Journal:

Research on Chemical Intermediates

Année:

2001

Langue:

english

Fichier:

PDF, 350 KB

english, 2001

49

Free-energy relationships in organic electron transfer reactions

Luis G. Arnaut, Sebastião J. Formosinho

Journal:

Journal of Molecular Structure: THEOCHEM

Année:

1991

Langue:

english

Fichier:

PDF, 1.66 MB

english, 1991

50

The use of barium (II) to promote triplet←singlet transitions in organic compounds; an external heavy-atom effect

Ana Maria P.C. de Amorim, Hugh D. Burrows, Sebastiáo J. Formosinho, Abílio M. da Silva

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Année:

1977

Langue:

english

Fichier:

PDF, 169 KB

english, 1977