Fratev, F.: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

1

A theoretical study of molecular structure in the excited state and molecular luminescence: I. An SCF-CI calculation of luminescence transitions and molecular structure in equilibrium excited states of some aromatic molecules

Hlip Fratev, George Hiebaum, Alexander Gochev

Journal:

Journal of Molecular Structure

Year:

1974

Language:

english

File:

PDF, 742 KB

english, 1974

2

Application of the similarity measure. An estimation of the degree of fragmentation of a molecule in ground and excited states

F. Fratev, V. Monev, A. Mehlhorn, O.E. Polansky

Journal:

Journal of Molecular Structure

Year:

1979

Language:

english

File:

PDF, 487 KB

english, 1979

3

Use of measures of partial distance for recognizing polymethinic building blocks in organic molecules

A. Mehlhorn, F. Fratev, V. Monev

Journal:

Journal of Molecular Structure

Year:

1982

Language:

english

File:

PDF, 627 KB

english, 1982

4

A combination of 3D-QSAR, docking, local-binding energy (LBE) and GRID study of the species differences in the carcinogenicity of benzene derivatives chemicals

Filip Fratev, Emilio Benfenati

Journal:

Journal of Molecular Graphics and Modelling

Year:

2008

Language:

english

File:

PDF, 1.43 MB

english, 2008

5

Activation helix orientation of the estrogen receptor is mediated by receptor dimerization: evidence from molecular dynamics simulations

Journal:

Physical Chemistry Chemical Physics

Year:

2015

Language:

english

File:

PDF, 4.17 MB

english, 2015

6

Anwendung der Charakterordnungen zur Interpretation von Absorptionsspektren (N-Acylcarbazole)/ Application of Character Orders for the Interpretation of Absorption Spectra (N-Acyl-carbazoles)

Fratev, Filip, Polansky, Oskar E., Zander, Maximilian

Journal:

Zeitschrift für Naturforschung A

Year:

1975

Language:

german

File:

PDF, 2.45 MB

german, 1975

7

ChemInform Abstract: HIGHER TRIPLET EXCITATION STATES OF FLUORENE, CARBAZOLE AND BENZOLOGS- CNDO-CI CALCULATIONS AND TRIPLET-TRIPLET ABSORPTION MEASUREMENTS

FRATEV, F., HERMANN, H., OLBRICH, G., POLANSKY, O. E., ZANDER, M.

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 103 KB

1976

8

Flash photolysis of phenylazopyrazolone derivatives in solution

J. Zechner, G.I. Grabner, N. Getoff, F. Fratev, St. Stoyanov

Journal:

Journal of Photochemistry

Year:

1984

Language:

english

File:

PDF, 624 KB

english, 1984

9

Use of the distance/similarity measure for estimating local aromaticity in benzeneoid hydrocarbons

V. Monev, F. Fratev, O.E. Polansky, A. Mehlhorn

Journal:

Year:

1981

Language:

english

File:

PDF, 341 KB

english, 1981

10

A new possibility for theoretical interpretation of electron transitions and electron states

F. Fratev, V. Enchev, O.E. Polansky

Journal:

Journal of Molecular Structure

Year:

1984

Language:

english

File:

PDF, 286 KB

english, 1984

11

ChemInform Abstract: PARS ORBITAL METHOD, 12. ELECTRON LOCALIZATION IN GROUND STATE AND EXCITED STATES

FRATEV, F., OLBRICH, G., POLANSKY, O. E.

Journal:

Chemischer Informationsdienst

Year:

1979

File:

PDF, 109 KB

1979

12

A new class of organic luminophores with a bisstyrilbenzene chromophore: diarylidenebenzodifurandiones

F. Fratev, P. Nikolov, S. Minchev

Journal:

Journal of Molecular Structure

Year:

1984

Language:

english

File:

PDF, 274 KB

english, 1984

13

Absorption and emission characteristics of disubstituted 3-phenylmethylene-1(3B)-isobenzofuranones

F. Fratev, P. Nikolov, S. Minchev

Journal:

Journal of Molecular Structure

Year:

1984

Language:

english

File:

PDF, 220 KB

english, 1984

14

QSAR Models for Daphnia magna Toxicity Prediction of Benzoxazinone Allelochemicals and Their Transformation Products

Lo Piparo, Elena, Fratev, Filip, Lemke, Frank, Mazzatorta, Paolo, Smiesko, Martin, Fritz, Jona Ines, Benfenati, Emilio

Journal:

Journal of Agricultural and Food Chemistry

Year:

2006

Language:

english

File:

PDF, 56 KB

english, 2006

15

Höhere Triplettanregungszustände von Fluoren, Carbazol und Benzologen: CNDO-CI-Berechnungen und Triplett-Triplett-Absorptionsmessungen

Fratev, F., Hermann, H., Olbrich, G., Polansky, O. E., Zander, M.

Journal:

Zeitschrift für Naturforschung A

Year:

1976

Language:

german

File:

PDF, 2.35 MB

german, 1976

16

Dimer fluorescence of some β-dicarbonyl compounds

P. Nikolov, F. Fratev, I. Petkov, P. Markov

Journal:

Chemical Physics Letters

Year:

1981

Language:

english

File:

PDF, 295 KB

english, 1981

17

Discovery of a Novel Selective PPARγ Ligand with Partial Agonist Binding Properties by Integrated in Silico / in Vitro Work Flow

Kouskoumvekaki, Irene, Petersen, Rasmus K., Fratev, Filip, Taboureau, Olivier, Nielsen, Thomas E., Oprea, Tudor I., Sonne, Si B., Flindt, Esben N., Jónsdóttir, Svava Ósk, Kristiansen, Karsten

Journal:

Journal of Chemical Information and Modeling

Year:

2013

Language:

english

File:

PDF, 1.82 MB

english, 2013

18

Correlations of the 0—0 Transitions, the Absorption and Fluorescence Maxima with the σ-Hammett Constants

Fratev, F., Nikolov, P., Polansky, O. E.

Journal:

Zeitschrift für Naturforschung A

Year:

1982

Language:

english

File:

PDF, 5.71 MB

english, 1982

19

Elektronenlokalisierung im Grundzustand und in angeregten Zuständen Pars-Orbital-Methode, 12. Mitt

Filip Fratev, Gottfried Olbrich, Oskar E. Polansky

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

1979

Language:

german

File:

PDF, 494 KB

german, 1979

20

A New Class of Organic Luminophores With a Stilbene Chromophore: 3-Phenylmethylene-1(3H)-Isobenzofuranones

Nikolov, Peter, Fratev, Filip, Minchev, Stoyan

Journal:

Zeitschrift für Naturforschung A

Year:

1983

Language:

english

File:

PDF, 5.16 MB

english, 1983

21

Electronic Structure and Aromaticity of (AB) N -Heteroannulenes

Karadakov, P., Castaño, O., Fratev, F., Enchev, V.

Journal:

Zeitschrift für Physikalische Chemie

Year:

1981

Language:

english

File:

PDF, 3.06 MB

english, 1981

22

Molekularstruktur und Fluoreszenz aus ππ-angeregten Zuständen organischer Moleküle/ Molecular Structure and Fluorescence from ππ Excited States of Organic Molecules

Journal:

Zeitschrift für Naturforschung A

Year:

1975

Language:

german

File:

PDF, 4.32 MB

german, 1975

23

ChemInform Abstract: HIGHER TRIPLET EXCITATION STATES OF FLUORENE, CARBAZOLE AND BENZOLOGS- CNDO-CI CALCULATIONS AND TRIPLET-TRIPLET ABSORPTION MEASUREMENTS

FRATEV, F., HERMANN, H., OLBRICH, G., POLANSKY, O. E., ZANDER, M.

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 103 KB

1976

24

Determination of the basicity of some cyclic ethers and cyclic formals

R. Mateva, F. Fratev, M. Pavlova

Journal:

Macromolecular Chemistry and Physics

Year:

1973

Language:

english

File:

PDF, 550 KB

english, 1973

25

An approximation of the two-center coulomb integrals in the semiempirical LCAO-MO methods

N. Tyutyulkov, A. Gochev, F. Fratev

Journal:

Chemical Physics Letters

Year:

1969

Language:

english

File:

PDF, 151 KB

english, 1969

26

Wellenmechanische Behandlung der Protonisierung von F- und CH3-monosubstituierten Äthylenen

F. Fratev, R. Janoschek, H. Preuss

Journal:

International Journal of Quantum Chemistry

Year:

1970

Language:

german

File:

PDF, 178 KB

german, 1970

27

Measures of partial distance for characterization of electronic states in conjugated molecules

A. Mehlhorn, F. Fratev, V. Monev

Journal:

Journal of Molecular Structure: THEOCHEM

Year:

1982

Language:

english

File:

PDF, 346 KB

english, 1982

28

Toxicity study of allelochemical-like pesticides by a combination of 3D-QSAR, docking, Local Binding Energy (LBE) and GRID approaches

Fratev, F., Piparo, E. Lo, Benfenati, E., Mihaylova, E.

Journal:

SAR and QSAR in Environmental Research

Year:

2007

Language:

english

File:

PDF, 662 KB

english, 2007

29

A theoretical study of molecular structure in the excited state and molecular luminescence part II: An SCF—CI calculation of luminescence and molecular structure in equilibrium excited states of some compounds with strong bond alternation

Filip Fratev, Alia Tadjer

Journal:

Journal of Molecular Structure

Year:

1975

Language:

english

File:

PDF, 735 KB

english, 1975

30

Anhand der Methode der Konfigurationenwechselwirkung berechnete Dipolmomente einiger nichtalternierender Kohlenwasserstoffe in angeregtem Singulett- und Triplettzustand

N. Tyutyulkov, F. Fratev

Journal:

Theoretical Chemistry Accounts: Theory, Computation, and Modeling (Theoretica Chimica Acta)

Year:

1966

Language:

german

File:

PDF, 188 KB

german, 1966

31

Änderung des Enol-Keto-Verhältnisses von Acetessigester durch 60 Co- γ -Bestrahlung

Getoff, N., Fratev, F.

Journal:

Zeitschrift für Physikalische Chemie

Year:

1977

Language:

german

File:

PDF, 921 KB

german, 1977

32

Photochemisches Verhalten und spektroskopische Eigenschaften von Anilino-naphthalinen

Fratev, F., Polansky, O.E., Zander, M.

Journal:

Zeitschrift für Naturforschung A

Year:

1976

Language:

german

File:

PDF, 2.93 MB

german, 1976

33

Correlations of the 0-0 transitions, the absorption and fluorescence maxima with the 6 — Hammett constants

P. Nikolov, F. Fratev, O.E. Polansky

Journal:

Journal of Molecular Structure

Year:

1984

Language:

english

File:

PDF, 198 KB

english, 1984

34

Photoreactions of derivatives of 2-phenylindan-1,3-dione in polar and non-polar solvents

J. Zechner, G.I. Grabner, G. Köhler, N. Getoff, I. Timtcheva, F. Fratev, St. Minchev

Journal:

Journal of Photochemistry

Year:

1983

Language:

english

File:

PDF, 741 KB

english, 1983

35

PPARγ non-covalent antagonists exhibit mutable binding modes with a similar free energy of binding: A case study

Journal:

Journal of Biomolecular Structure and Dynamics

Year:

2016

Language:

english

File:

PDF, 2.47 MB

english, 2016

36

Absorption Spectra of Substituted 2-Phenylindan-1,3-Dion-2-YL Radicals in Solution

Zechner, J., Getoff, N., Timtcheva, I., Fratev, F., Minchef, St.

Journal:

Zeitschrift für Naturforschung A

Year:

1983

Language:

english

File:

PDF, 4.06 MB

english, 1983

37

An Improved Free Energy Perturbation FEP+ Sampling Protocol for Flexible Ligand-Binding Domains

Fratev, Filip, Sirimulla, Suman

Journal:

Scientific Reports

Year:

2019

Language:

english

File:

PDF, 3.14 MB

english, 2019

38

Quantum chemical investigation of the electron structure, physical properties and the reactivity of π-electron molecules in excited singlet and triplet states

N. Tyutyulkov, F. Fratev, M. Ivanova

Journal:

Theoretical Chemistry Accounts: Theory, Computation, and Modeling (Theoretica Chimica Acta)

Year:

1971

Language:

english

File:

PDF, 479 KB

english, 1971

39

Electronic spectra and flash photolysis of some derivatives of 2,6-diphenyl-s-hydrindacene-1,3,5,7-tetrone

I. Timtcheva, F. Fratev, J. Zechner, N. Getoff, St. Minchev

Journal:

Journal of Molecular Structure

Year:

1984

Language:

english

File:

PDF, 237 KB

english, 1984

40

A classification of polyenes into 4L + 2- and 4L-classes on the basis of Coulson's bond orders and information theory and its application to the interpretation of electrocyclic reactions

F. Fratev, V. Enchev, P. Karadakov, O. Castan̄o

Journal:

International Journal of Quantum Chemistry

Year:

1984

Language:

english

File:

PDF, 1.14 MB

english, 1984

41

Use of measures of partial distance for recognizing polymethinic building blocks in organic molecules

A. Mehlhorn, F. Fratev, V. Monev

Journal:

Journal of Molecular Structure: THEOCHEM

Year:

1982

Language:

english

File:

PDF, 590 KB

english, 1982

42

ChemInform Abstract: USE OF MEASURES OF PARTIAL DISTANCE FOR RECOGNIZING POLYMETHINIC BUILDING BLOCKS IN ORGANIC MOLECULES

MEHLHORN, A., FRATEV, F., MONEV, V.

Journal:

Chemischer Informationsdienst

Year:

1983

File:

PDF, 102 KB

1983

43

ChemInform Abstract: PHOTOCHEMICAL BEHAVIOR AND SPECTROSCOPIC PROPERTIES OF ANILINONAPHTHALENES

FRATEV, F., POLANSKY, O. E., ZANDER, M.

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 121 KB

1976

44

Electronic structure of möbius annulenes

P. Karadakov, V. Enchev, F. Fratev, O. Castan̄o

Journal:

Chemical Physics Letters

Year:

1981

Language:

english

File:

PDF, 335 KB

english, 1981

45

Structural insight into the UNC-45-myosin complex

Fratev, Filip, Ósk Jónsdóttir, Svava, Pajeva, Ilza

Journal:

Proteins: Structure, Function, and Bioinformatics

Year:

2013

Language:

english

File:

PDF, 2.96 MB

english, 2013

46

Molecular dynamics simulation of the human estrogen receptor alpha: contribution to the pharmacophore of the agonists

Jereva, Dessislava, Fratev, Filip, Tsakovska, Ivanka, Alov, Petko, Pencheva, Tania, Pajeva, Ilza

Journal:

Mathematics and Computers in Simulation

Year:

2015

Language:

english

File:

PDF, 1.45 MB

english, 2015

47

Discovery of New AKT1 Inhibitors by Combination of In silico Structure Based Virtual Screening Approaches and Biological Evaluations

Fratev, Filip, Gutierrez, Denisse A., Aguilera, Renato J., Tyagi, Ashish, Damodaran, Chendil, Sirimulla, Suman

Journal:

Journal of Biomolecular Structure and Dynamics

Year:

2020

File:

PDF, 1.65 MB

2020

48

A theoretical study of molecular structure in the excited state and molecular luminescence: III. Types of molecular structure in the excited ππ* singlet states

Journal:

Journal of Molecular Structure

Year:

1976

Language:

english

File:

PDF, 592 KB

english, 1976

49

Substituent and solvent effects on the UV-absorption spectra of 2-phenylindan-1,3-dion-2-yl free radicals

J. Zechner, N. Getoff, I. Timtcheva, F. Fratev, St. Minchev

Journal:

Journal of Molecular Structure

Year:

1984

Language:

english

File:

PDF, 221 KB

english, 1984

50

Quantenchemische Untersuchung der Reaktionsfähigkeit vonπ-Elektronen-Systemen in angeregtem Singulett- und Triplettzustand

N. Tyutyulkov, F. Fratev, D. Petkov

Journal:

Theoretical Chemistry Accounts: Theory, Computation, and Modeling (Theoretica Chimica Acta)

Year:

1967

File:

PDF, 460 KB

1967

To build up a library is to create a life. It’s never just a random collection of books.

— Carlos María Domínguez

Official channel

Z-Library Desktop Launcher

Z-Library Since 2009 support@1delivery.pm

EnglishРусскийEspañolItalianoελληνικάاللغة العربيةBahasa IndonesiaBahasa Malaysiaहिन्दीDeutschFrançaisPortuguêsУкраїнськаPolski中文繁體中文日本語Tiếng ViệtAzərbaycan DiliՀայոց լեզուภาษาไทยTürk Diliქართველიবাংলাپښتوతెలుగుاردو한국어SrpskiБългарски