• 1494 Citations
  • 21 h-Index
1986 …2019
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Research Output 1986 2019

  • 1494 Citations
  • 21 h-Index
  • 55 Article
  • 1 Chapter
2019

Design and application of diimine-based copper(i) complexes in photoredox catalysis

Földesi, T., Sipos, G., Adamik, R., Nagy, B., Tóth, B. L., Bényei, A., Szekeres, K. J., Láng, G. G., Demeter, A., Peelen, T. J. & Novák, Z., Jan 1 2019, In : Organic and Biomolecular Chemistry. 17, 36, p. 8343-8347 5 p.

Research output: Contribution to journalArticle

Photocatalysts
Catalysis
catalysis
Copper
Styrenes
2017
6 Citations (Scopus)

Absence of Intramolecular Charge Transfer with 4-Fluoro-N,N-dimethylaniline (DMA4F), Contrary to an Experimental Report Supported by Computations

Zachariasse, K. A., Demeter, A. & Druzhinin, S. I., Feb 16 2017, In : Journal of Physical Chemistry A. 121, 6, p. 1223-1232 10 p.

Research output: Contribution to journalArticle

Charge transfer
charge transfer
Excited states
excitation
Fluorescence
2015
18 Citations (Scopus)

Two-State Intramolecular Charge Transfer (ICT) with 3,5-Dimethyl-4-(dimethylamino)benzonitrile (MMD) and Its Meta-Isomer mMMD. Ground State Amino Twist Not Essential for ICT

Druzhinin, S. I., Galievsky, V. A., Demeter, A., Kovalenko, S. A., Senyushkina, T., Dubbaka, S. R., Knochel, P., Mayer, P., Grosse, C., Stalke, D. & Zachariasse, K. A., Dec 10 2015, In : Journal of Physical Chemistry A. 119, 49, p. 11820-11836 17 p.

Research output: Contribution to journalArticle

Isomers
Ground state
Charge transfer
isomers
charge transfer
2014
14 Citations (Scopus)
paraffins
anthracene
Fluorometers
Paraffin
Refractive index
2013
2 Citations (Scopus)

Intramolecular charge transfer with crystal violet lactone in acetonitrile as a function of temperature: Reaction is not solvent-controlled

Druzhinin, S. I., Demeter, A. & Zachariasse, K. A., Aug 22 2013, In : Journal of Physical Chemistry A. 117, 33, p. 7721-7736 16 p.

Research output: Contribution to journalArticle

acetonitrile
Charge transfer
charge transfer
crystals
Fluorescence
13 Citations (Scopus)

NIR mega-stokes fluorophores for bioorthogonal labeling and energy transfer systems - An efficient quencher for daunomycin

Cserép, G. B., Enyedi, K. N., Demeter, A., Mező, G. & Kele, P., Feb 2013, In : Chemistry - An Asian Journal. 8, 2, p. 494-502 9 p.

Research output: Contribution to journalArticle

Daunorubicin
Fluorophores
Energy Transfer
Energy transfer
Labeling
14 Citations (Scopus)

Substituent effect on the photoreduction kinetics of benzophenone

Demeter, A., Horváth, K., Böor, K., Molnár, L., Soós, T. & Lendvay, G., Oct 10 2013, In : Journal of Physical Chemistry A. 117, 40, p. 10196-10210 15 p.

Research output: Contribution to journalArticle

photochemical reactions
Kinetics
Hydrogen
kinetics
Benzophenones
2011
15 Citations (Scopus)

Dual fluorescence and ultrafast intramolecular charge transfer with 6- N, N-dialkylaminopurines. A two-state model

Demeter, A., Druzhinin, S. I., Kovalenko, S. A., Senyushkina, T. A. & Zachariasse, K. A., Mar 10 2011, In : Journal of Physical Chemistry A. 115, 9, p. 1521-1537 17 p.

Research output: Contribution to journalArticle

Charge transfer
Fluorescence
charge transfer
fluorescence
internal conversion
12 Citations (Scopus)

Presence and absence of excited state intramolecular charge transfer with the six isomers of dicyano- N, N -dimethylaniline and dicyano-(N -methyl- N -isopropyl)aniline

Galievsky, V. A., Druzhinin, S. I., Demeter, A., Kovalenko, S. A., Senyushkina, T., Mayer, P. & Zachariasse, K. A., Oct 13 2011, In : Journal of Physical Chemistry A. 115, 40, p. 10823-10845 23 p.

Research output: Contribution to journalArticle

aniline
Excited states
Isomers
Charge transfer
isomers
2010

Hydrogen Bond Basicity in the Excited State: Concept and Applications

Demeter, A., Nov 22 2010, Hydrogen Bonding and Transfer in the Excited State. John Wiley and Sons, Vol. 1. p. 39-78 40 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Alkalinity
Excited states
Hydrogen bonds
21 Citations (Scopus)

Intramolecular charge transfer with fluorazene and N-phenylpyrrole

Druzhinin, S. I., Kovalenko, S. A., Senyushkina, T. A., Demeter, A. & Zachariasse, K. A., 2010, In : Journal of Physical Chemistry A. 114, 4, p. 1621-1632 12 p.

Research output: Contribution to journalArticle

Charge transfer
charge transfer
Cyanides
cyanides
polarity
13 Citations (Scopus)

Pentacyano-N,N-dimethylaniline in the excited state. only locally excited state emission, in spite of the large electron affinity of the pentacyanobenzene subgroup

Zachariasse, K. A., Druzhinin, S. I., Galievsky, V. A., Demeter, A., Allonas, X., Kovalenko, S. A. & Senyushkina, T. A., Dec 23 2010, In : Journal of Physical Chemistry A. 114, 50, p. 13031-13039 9 p.

Research output: Contribution to journalArticle

Electron affinity
subgroups
electron affinity
Excited states
charge transfer
40 Citations (Scopus)

Ultrafast intramolecular charge transfer with N -(4-cyanophenyl)carbazole. Evidence for a LE precursor and dual LE + ICT fluorescence

Galievsky, V. A., Druzhinin, S. I., Demeter, A., Mayer, P., Kovalenko, S. A., Senyushkina, T. A. & Zachariasse, K. A., Dec 9 2010, In : Journal of Physical Chemistry A. 114, 48, p. 12622-12638 17 p.

Research output: Contribution to journalArticle

carbazoles
Charge transfer
Fluorescence
charge transfer
fluorescence
2009
5 Citations (Scopus)

Erratum: Intramolecular Charge Transfer with the Planarized 4-Cyanofluorazene and Its Flexible Counterpart 4-Cyano-N-phenylpyrrole. Picosecond Fluorescence Decays and Femtosecond Excited-State Absorption (J. Phys. Chem. A (2008) 112a (8240))

Druzhinin, S. I., Kovalenko, S., Senvushkina, T. A., Demeter, A., Machinek, R., Noltemeyer, M. & Zachariasse, K. A., Jan 15 2009, In : Journal of Physical Chemistry A. 113, 2, p. 520 1 p.

Research output: Contribution to journalArticle

Excited states
Charge transfer
Fluorescence
charge transfer
fluorescence
18 Citations (Scopus)

Intramolecular charge transfer with 4-fluorofluorazene and the flexible 4-fluoro-N-phenylpyrrole

Druzhinin, S. I., Kovalenko, S. A., Senyushkina, T. A., Demeter, A., Januskevicius, R., Mayer, P., Stalke, D., Machinek, R. & Zachariasse, K. A., 2009, In : Journal of Physical Chemistry A. 113, 33, p. 9304-9320 17 p.

Research output: Contribution to journalArticle

Charge transfer
charge transfer
cyanides
Fluorescence
Cyanides
7 Citations (Scopus)

Photochemical and photophysical study on the kinetics of the atmospheric photodissociation of acetone

Szilágyi, I., Kovács, G., Farkas, M., Zügner, G. L., Gola, A., Dóbé, S. & Demeter, A., Apr 2009, In : Reaction Kinetics and Catalysis Letters. 96, 2, p. 437-446 10 p.

Research output: Contribution to journalArticle

Photodissociation
Acetone
photodissociation
acetone
Kinetics
1 Citation (Scopus)

Quantum chemical study of the ground-state alcoholic complexation of selected dual luminescent compounds

Mile, V., Demeter, A. & Tóth, G., Jun 2009, In : Molecular Physics. 107, 19, p. 1987-1996 10 p.

Research output: Contribution to journalArticle

4-Aminopyridine
Complexation
Hydroxyl Radical
Ground state
Methanol
2008
24 Citations (Scopus)

Intramolecular charge transfer with the planarized 4-cyanofluorazene and its flexible counterpart 4-cyano-N-phenylpyrrole. Picosecond fluorescence decays and femtosecond excited-state absorption

Druzhinin, S. I., Kovalenko, S. A., Senyushkina, T. A., Demeter, A., Machinek, R., Noltemeyer, M. & Zachariasse, K. A., Sep 11 2008, In : Journal of Physical Chemistry A. 112, 36, p. 8238-8253 16 p.

Research output: Contribution to journalArticle

Excited states
Charge transfer
Fluorescence
charge transfer
fluorescence
6 Citations (Scopus)

Triplet state dipole moments of aminobenzonitriles

Demeter, A. & Zachariasse, K. A., Feb 21 2008, In : Journal of Physical Chemistry A. 112, 7, p. 1359-1362 4 p.

Research output: Contribution to journalArticle

Dipole moment
cyclohexane
atomic energy levels
dipole moments
Benzene
2007
2 Citations (Scopus)

Erratum: Oligoindenopyrenes: A new class of polycyclic aromatics (Journal of Organic Chemistry (2006) 71 (9080-9087))

Wegner, H. A., Reisch, H., Rauch, K., Demeter, A., Zachariasse, K. A., De Meijere, A. & Scott, L. T., Mar 2 2007, In : Journal of Organic Chemistry. 72, 5, p. 1870 1 p.

Research output: Contribution to journalArticle

Organic Chemistry
20 Citations (Scopus)

Exciplex laser photolysis study of acetone with relevance to tropospheric chemistry

Nádasdi, R., Kovács, G., Szilágyi, I., Demeter, A., Dóbé, S., Bérces, T. & Márta, F., May 25 2007, In : Chemical Physics Letters. 440, 1-3, p. 31-35 5 p.

Research output: Contribution to journalArticle

Photolysis
Acetone
acetone
photolysis
Quantum yield
14 Citations (Scopus)

Hydrogen bond formation between 4-(dimethylamino)pyridine and aliphatic alcohols

Demeter, A., Mile, V. & Bérces, T., Sep 20 2007, In : Journal of Physical Chemistry A. 111, 37, p. 8942-8949 8 p.

Research output: Contribution to journalArticle

pyridines
Hydrogen bonds
alcohols
Alcohols
hydrogen bonds
2006
56 Citations (Scopus)

Oligoindenopyrenes: A new class of polycyclic aromatics

Wegner, H. A., Reisch, H., Rauch, K., Demeter, A., Zachariasse, K. A., De Meijere, A. & Scott, L. T., Nov 24 2006, In : Journal of Organic Chemistry. 71, 24, p. 9080-9087 8 p.

Research output: Contribution to journalArticle

Fluorescence
Polycyclic Aromatic Hydrocarbons
Quantum yield
Ground state
Derivatives
2005
6 Citations (Scopus)

Hydrogen-bond Formation between isoindolo[2,1-a]indol-6-one and aliphatic alcohols in n-hexane

Demeter, A. & Bérces, T., Mar 17 2005, In : Journal of Physical Chemistry A. 109, 10, p. 2043-2049 7 p.

Research output: Contribution to journalArticle

Hydrogen bonds
alcohols
Alcohols
hydrogen bonds
Complexation
49 Citations (Scopus)

Kinetics of intramolecular charge transfer with N-phenylpyrrole in alkyl cyanides

Yoshihara, T., Druzhinin, S. I., Demeter, A., Kocher, N., Stalke, D. & Zachariasse, K. A., Mar 3 2005, In : Journal of Physical Chemistry A. 109, 8, p. 1497-1509 13 p.

Research output: Contribution to journalArticle

Cyanides
cyanides
Charge transfer
charge transfer
Kinetics
5 Citations (Scopus)
Naphthalimides
Luminescence
Hydrogen bonds
luminescence
hydrogen bonds
43 Citations (Scopus)

Ultrafast intramolecular charge transfer and internal conversion with tetrafluoro-aminobenzonitriles

Galievsky, V. A., Druzhinin, S. I., Demeter, A., Jiang, Y. B., Kovalenko, S. A., Pérez Lustres, L., Venugopal, K., Ernsting, N. P., Allonas, X., Noltemeyer, M., Machinek, R. & Zachariasse, K. A., Nov 11 2005, In : ChemPhysChem. 6, 11, p. 2307-2323 17 p.

Research output: Contribution to journalArticle

internal conversion
Charge transfer
charge transfer
Molecules
molecules
2004
3 Citations (Scopus)

7-(Dimethylamino)tricyclo[5.2.2.01,6]undecene derivatives from β-cyclohexenyl β-dimethylamino-substituted α,β-unsaturated fischer carbenes

Wu, Y. T., Labahn, T., Demeter, A., Zachariasse, K. A. & De Meijere, A., Oct 25 2004, In : European Journal of Organic Chemistry. 21, p. 4483-4491 9 p.

Research output: Contribution to journalArticle

Tungsten
Cycloaddition Reaction
Diynes
Styrenes
Derivatives
13 Citations (Scopus)

Influence of hydrogen bond formation on the photophysics of N-(2,6-dimethyIphenyl)-2,3-naphthalimide

Demeter, A., Ravasz, L. & Bérces, T., May 13 2004, In : Journal of Physical Chemistry A. 108, 19, p. 4357-4364 8 p.

Research output: Contribution to journalArticle

Naphthalimides
Hydrogen bonds
hydrogen bonds
Equilibrium constants
Alkalinity
14 Citations (Scopus)

Pressure dependence of the dual luminescence of twisting molecules. The case of substituted 2,3-naphthalimides

Hoa, G. H. B., Kossanyi, J., Demeter, A., Biczók, L. & Bérces, T., May 2004, In : Photochemical and Photobiological Sciences. 3, 5, p. 473-482 10 p.

Research output: Contribution to journalArticle

Naphthalimides
twisting
Luminescence
pressure dependence
Fluorescence
2003
5 Citations (Scopus)

Dual luminescence properties of differently benzo-fused N-phenylphenanthridinones

Demeter, A., Bérces, T., Hinderberger, J. & Timári, G., Mar 2003, In : Photochemical and Photobiological Sciences. 2, 3, p. 273-281 9 p.

Research output: Contribution to journalArticle

Luminescence
Fluorescence
luminescence
Wavelength
wavelengths
16 Citations (Scopus)
Fluorescence
Crystalline materials
fluorescence
decay
crystals
49 Citations (Scopus)

Thermally activated internal conversion with 4-(dimethylamino)benzonitrile, 4-(methylamino)benzonitrile, and 4-aminobenzonitrile in alkane solvents. No correlation with intramolecular charge transfer

Druzhinin, S. I., Demeter, A., Galievsky, V. A., Yoshihara, T. & Zachariasse, K. A., Oct 9 2003, In : Journal of Physical Chemistry A. 107, 40, p. 8075-8085 11 p.

Research output: Contribution to journalArticle

Alkanes
internal conversion
alkanes
Charge transfer
charge transfer
2002
3 Citations (Scopus)

Photophysical properties of novel [1,2,3]triazolo[4,5-d] pyridazine derivatives

Nagy, K., Biczók, L., Demeter, A., Kövér, P. & Riedl, Z., Nov 1 2002, In : Journal of Photochemistry and Photobiology A: Chemistry. 153, 1-3, p. 83-88 6 p.

Research output: Contribution to journalArticle

Fluorescence
Derivatives
fluorescence
Excited states
excitation
2001
36 Citations (Scopus)

Dual fluorescence and intramolecular charge transfer with crystalline 4 - (diisopropylamino)benzonitrile

Druzhinin, S. I., Demeter, A. & Zachariasse, K. A., Oct 26 2001, In : Chemical Physics Letters. 347, 4-6, p. 421-428 8 p.

Research output: Contribution to journalArticle

Charge transfer
Fluorescence
charge transfer
phosphorescence
Crystalline materials
31 Citations (Scopus)

Dual fluorescence and intramolecular charge transfer with N-phenylphenanthridinones

Demeter, A., Bérces, T. & Zachariasse, K. A., May 17 2001, In : Journal of Physical Chemistry A. 105, 19, p. 4611-4621 11 p.

Research output: Contribution to journalArticle

Charge transfer
Fluorescence
charge transfer
fluorescence
Excited states
15 Citations (Scopus)

Internal conversion with 4-(azetidinyl)benzonitriles in alkane solvents. Influence of fluoro substitution

Druzhinin, S. I., Jiang, Y. B., Demeter, A. & Zachariasse, K. A., 2001, In : Physical Chemistry Chemical Physics. 3, 23, p. 5213-5221 9 p.

Research output: Contribution to journalArticle

Cyclopentanes
Alkanes
internal conversion
alkanes
Substitution reactions
37 Citations (Scopus)

New aromatic polyethers containing phenylquinoxaline and 1,3,4-oxadiazole rings

Hamciuc, C., Hamciuc, E., Bruma, M., Klapper, M., Pakula, T. & Demeter, A., Apr 20 2001, In : Polymer (United Kingdom). 42, 14, p. 5955-5961 7 p.

Research output: Contribution to journalArticle

Polyethers
Chloroform
Chlorine compounds
Polymers
Fluorescence
11 Citations (Scopus)

Temperature-dependent behavior of the dual fluorescence of 2-(3-fluorophenyl)-2,3-dihydro-1H-benzo[f]isoindole-1,3-dione

Valat, P., Wintgens, V., Kossanyi, J., Biczók, L., Demeter, A. & Bérces, T., 2001, In : Helvetica Chimica Acta. 84, 9, p. 2813-2832 20 p.

Research output: Contribution to journalArticle

Isoindoles
Dione
Fluorescence
fluorescence
Temperature
2000
93 Citations (Scopus)

Dual fluorescence and fast intramolecular charge transfer with 4-(diisopropylamino)benzonitrile in alkane solvents

Demeter, A., Druzhinin, S., George, M., Haselbach, E., Roulin, J. L. & Zachariasse, K. A., Jun 16 2000, In : Chemical Physics Letters. 323, 3-4, p. 351-360 10 p.

Research output: Contribution to journalArticle

Alkanes
alkanes
Charge transfer
Fluorescence
charge transfer
43 Citations (Scopus)

Internal conversion in 4-substituted 1-naphthylamines. Influence of the electron donor/acceptor substituent character

Suzuki, K., Demeter, A., Kühnle, W., Tauer, E., Zachariasse, K. A., Tobita, S. & Shizuka, H., Mar 1 2000, In : Physical Chemistry Chemical Physics. 2, 5, p. 981-991 11 p.

Research output: Contribution to journalArticle

1-Naphthylamine
internal conversion
Hexanes
Electrons
Excited states
1999
14 Citations (Scopus)

Fast internal conversion, dual fluorescence and intramolecular charge transfer in 9-cyano-10-(dimethylamino)anthracene

Druzhinin, S., Demeter, A., Niebuer, M., Tauer, E. & Zachariasse, K. A., 1999, In : Research on Chemical Intermediates. 25, 6, p. 531-550 20 p.

Research output: Contribution to journalArticle

Charge transfer
Fluorescence
Cyclopentanes
Quantum yield
anthracene
1998
9 Citations (Scopus)

Spectroscopic properties of aromatic dicarboximides part 4: N-alkyl- and N-cycloalkyl-substituted 1,2-naphthalimides

Nemes, P., Demeter, A., Biczók, L., Bérces, T., Wintgens, V., Valat, P. & Kossanyi, J., Mar 15 1998, In : Journal of Photochemistry and Photobiology A: Chemistry. 113, 3, p. 225-231 7 p.

Research output: Contribution to journalArticle

Naphthalimides
internal conversion
Temperature
temperature
Fluorescence
1997
7 Citations (Scopus)

The influence of aryl substitution on the photophysics of 1-aryl-fluorenones

Demeter, A., Timári, G., Kotschy, A. & Bérces, T., Jul 21 1997, In : Tetrahedron Letters. 38, 29, p. 5219-5222 4 p.

Research output: Contribution to journalArticle

Boronic Acids
Luminescence
Substitution reactions
Derivatives
Electron transitions
1996
104 Citations (Scopus)

Comprehensive model of the photophysics of W-phenylnaphthalimides: The role of solvent and rotational relaxation

Demeter, A., Bérces, T., Biczók, L., Wintgens, V., Valat, P. & Kossanyi, J., 1996, In : Journal of Physical Chemistry. 100, 6, p. 2001-2011 11 p.

Research output: Contribution to journalArticle

Wavelength
Fluorescence
wavelengths
fluorescence
Excited states
58 Citations (Scopus)
Naphthalimides
Quantum yield
Substitution reactions
Fluorescence
Excited states
33 Citations (Scopus)
Naphthalimides
Wavelength
wavelengths
Excited states
rings
1995
16 Citations (Scopus)

Crystal and molecular structure of N-phenyl substituted 1,2-, 2,3- and 1,8-naphthalimides

Dromzée, Y., Kossanyi, J., Wintgens, V., Valat, P., Biczók, L., Demeter, A. & Bérces, T., 1995, In : Zeitschrift fur Kristallographie - New Crystal Structures. 210, 10, p. 760-765 6 p.

Research output: Contribution to journalArticle

Naphthalimides
Isoindoles
Dione
Molecular structure
molecular structure
1994
200 Citations (Scopus)

Spectroscopic properties of aromatic dicarboximides. Part 1.-N-H and N-methyl-substituted naphthalimides

Wintgens, V., Valat, P., Kossanyi, J., Biczók, L., Demeter, A. & Bérces, T., 1994, In : Journal of the Chemical Society - Faraday Transactions. 90, 3, p. 411-421 11 p.

Research output: Contribution to journalArticle

Naphthalimides
Excited states
fluorescence
Rate constants
Fluorescence
29 Citations (Scopus)
Naphthalimides
Fluorescence
fluorescence
Wavelength
Substitution reactions