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AN EMPIRICAL APPROACH TO THE DEFINITION OF AROMATICITY OF THE BENZENOID HYDROCARBONS. APPLICATION OF THE HAMMETT-STREITWIESER EQUATIONKRYGOWSKI TM; KRUSZEWSKI J.1972; BULL. ACAD. POLON. SCI., SCI. CHIM.; POLOGNE; DA. 1972; VOL. 20; NO 10; PP. 993-1000; ABS. RUSSE; BIBL. 35 REF.Serial Issue

GRAPH THEORY AND MOLECULAR ORBITALS. XVI. ON PI -ELECTRON CHARGE DISTRIBUTION.GUTMAN I; TRINAJSTIC N.1976; CROAT. CHEM. ACTA; YOUGOSL.; DA. 1976; VOL. 48; NO 1; PP. 19-24; ABS. SERBO-CROATE; BIBL. 20 REF.Article

OPEN-SHELL MULTI-CONFIGURATION SELF-CONSISTENT-FIELD RESULTS FOR THE LOWEST ENERGY 1(PI ,PI *) STATE OF PLANAR ETHYLENEBASCH H.1973; CHEM. PHYS. LETTERS; NETHERL.; DA. 1973; VOL. 19; NO 3; PP. 323-327; BIBL. 14 REF.Serial Issue

ESTUDIO DE LA DEFORMACION MOLECULAR EN LOS ANULENOS. IV. ENERGIA DEBIDA AL CAMBIO EN LA HIBRIDACION = ETUDE DE LA DEFORMATION MOLECULAIRE DANS LES ANNULENES. IV. ENERGIE DUE AU CHANGEMENT D'HYBRIDATIONHERNANDO JM; ARZOZ JB.1973; R. SOC. ESP. FIS. QUIM., AN. QUIM.; ESP.; DA. 1973; VOL. 69; NO 2; PP. 137-147; ABS. ANGL.; BIBL. 16 REF.Serial Issue

DESCRIPTION DES ORBITALES SIGMA ET PI DE LA MOLECULE D'ETHYLENE PAR UNE BASE REDUITE DE FONCTIONS GAUSSIENNES SPHERIQUESTROPIS M; DURAND P.1973; C.R. ACAD. SCI., C; FR.; DA. 1973; VOL. 276; NO 26; PP. 1775-1778; BIBL. 18 REF.Serial Issue

IONISATIONSPOTENTIALE VERFORMTER PI -BINDUNGEN = POTENTIELS D'IONISATION DE LIAISONS PI DEFORMEESBATICH C; HEILBRONNER E; WISEMAN JR et al.1973; ANGEW. CHEM.; DTSCH.; DA. 1973; VOL. 85; NO 7; PP. 302-303; BIBL. 17 REF.Serial Issue

RAPPORTS ENTRE L'INDICE DE VALENCE LIBRE, L'ENERGIE DE STABILISATION DE L'ATOME ET L'ENERGIE TOTALE DES ELECTRONS PI DANS LES MOLECULES INSATUREESTOMILIN OB; STAKEVICH IV.1974; IZVEST. AKAD. NAUK S.S.S.R., SER. KHIM.; S.S.S.R.; DA. 1974; NO 7; PP. 1626-1627; BIBL. 2 REF.Article

ENUMERATION OF RESONANCE STRUCTURESHERNDON WC.1973; TETRAHEDRON; G.B.; DA. 1973; VOL. 29; NO 1; PP. 3-12; BIBL. 39 REF.Serial Issue

CALCULATIONS ON QUINONOID COMPOUNDS. I. THE QUINODODIMETHIDESGLEICHER GJ; NEWKIRK DD; ARNOLD JC et al.1973; J. AMER. CHEM. SOC.; U.S.A.; DA. 1973; VOL. 95; NO 8; PP. 2526-2531; BIBL. 27 REF.Serial Issue

COLLECTIVE ELECTRON OSCILLATION IN PI-ELECTRON SYSTEMSSADHAN BASU; PURNENDRANATH SEN.1972; ADV. QUANTUM CHEM.; U.S.A.; DA. 1972; VOL. 6; PP. 159-175; BIBL. 14 REF.Serial Issue

INDUCTIVE EFFECTS ON MOLECULAR IONIZATION POTENTIALS. VI. ALKENESLEVITT LS; LEVITT BW; PARKANYI C et al.1972; TETRAHEDRON; G.B.; DA. 1972; VOL. 28; NO 13; PP. 3369-3373; BIBL. 19 REF.Serial Issue

CONJUGATED ELECTRON CONTRIBUTIONS TO THE SECOND ORDER HYPERPOLARIZABILITY OF SUBSTITUTED BENZENE MOLECULES.LEVINE BF.1975; J. CHEM. PHYS.; U.S.A.; DA. 1975; VOL. 63; NO 1; PP. 115-117; BIBL. 21 REF.Article

ON THE COULSON INTEGRAL FORMULA FOR TOTAL PI -ELECTRON ENERGY.GRAOVAC A; GUTMAN I; TRINAJSTIC N et al.1975; CHEM. PHYS. LETTERS; NETHERL.; DA. 1975; VOL. 35; NO 4; PP. 555-557; BIBL. 14 REF.Article

GRAPHICAL METHOD FOR FACTORIZING SECULAR DETERMINANTS OF HUECKEL MOLECULAR ORBITAL THEORY.MCCLELLAND BJ.1974; J. CHEM. SOC., FARADAY TRANS., 2; G.B.; DA. 1974; VOL. 70; NO 8; PP. 1453-1456; BIBL. 1 REF.Article

THE NONEXISTENCE OF TOPOLOGICAL FORMULA FOR TOTAL PI -ELECTRON ENERGY.GUTMAN I.1974; THEOR. CHIM. ACTA; ALLEM.; DA. 1974; VOL. 35; NO 4; PP. 355-359; BIBL. 9 REF.Article

PYRROL, FURAN UND CYCLOPENTADIEN AUS DER SICHT LOKALISIERTER MOLEKUELORBITALE = PYRROLE, FURANNE ET CYCLOPENTADIENE A PARTIR DE LA CONNAISSANCE DES ORBITALES MOLECULAIRES LOCALISEESHEIDRICH D.1973; Z. CHEM.; DTSCH.; DA. 1973; VOL. 13; NO 1; PP. 27-29; BIBL. 13 REF.Serial Issue

AROMATICITY OF ANNULENES IN TERMS OF SOME THEORETICAL AND EXPERIMENTAL INDICES OF AROMATICITYKRYGOWSKI TM; KRUSZEWSKI J.1973; BULL. ACAD. POLON. SCI., SCI. CHIM.; POLOGNE; DA. 1973; VOL. 21; NO 6; PP. 509-513; ABS. RUSSE; BIBL. 28 REF.Serial Issue

SURFACES DE POTENTIEL POUR LES REACTIONS D'ADDITION AUS SYSTEMES PI IONIQUESBAZILEVSKIJ MV; TIKHOMIROV VA.1972; TEOR. EKSPER. KHIM., U.S.S.R.; S.S.S.R.; DA. 1972; VOL. 8; NO 6; PP. 728-738; BIBL. 8 REF.Serial Issue

DISTRIBUZIONI DELLA DENSITA ELETTRONICA RICAVABILI DAL CNDO/2. PIRIDINA: MOLECOLA NEUTRA E IONE MONOVALENTE POSITIVO = DISTRIBUTION DE DENSITE ELECTRONIQUE OBTENUE PAR LA METHODE CNDO/2. PYRIDINE: MOLECULE NEUTRE ET ION MONOVALENT POSITIFROETTI C; PISANI C; RICCA F et al.1972; ATTI ACCAD. SCI. TORINO, CL. SCI. FIS. MAT. NAT.; ITAL.; DA. 1972; VOL. 106; NO 6; PP. 921-934; BIBL. 20 REF.Serial Issue

ISOSPECTRAL GRAPHS AND MOLECULES.HERNDON WC; ELLZEY ML JR.1975; TETRAHEDRON; G.B.; DA. 1975; VOL. 31; NO 2; PP. 99-107; BIBL. 26 REF.Article

A COMPARISON OF EXPERIMENTAL DETERMINATIONS OF ELECTRON AFFINITIES OF PI CHARGE TRANSFER COMPLEX ACCEPTORS.CHEN ECM; WENTWORTH WE.1975; J. CHEM. PHYS.; U.S.A.; DA. 1975; VOL. 63; NO 8; PP. 3183-3191; BIBL. 83 REF.Article

THE PHOTOELECTRON SPECTRUM OF TRIQUINACENEBUNZLI JC; FROST DC; WEILER L et al.1973; TETRAHEDRON LETTERS; G.B.; DA. 1973; NO 14; PP. 1159-1162; BIBL. 8 REF.Serial Issue

ANALYSE QUALITATIVE DE LA MATRICE TOPOLOGIQUE ET REGLE DE HUECKEL 4N+2. III. SYSTEMES CONJUGUES A GRAND DEFICIT EN ELECTRONS PIBOCHVAR DA; STANKEVICH IV.1972; ZH. STRUKT. KHIM.; S.S.S.R.; DA. 1972; VOL. 13; NO 6; PP. 1123-1127; BIBL. 3 REF.Serial Issue

QUANTENCHEMISCHE RECHNUNGEN AUF DER ELEKTRONISCHEN RECHENANLAGE RAZDAN-3. IV: MODIFIZIERTES PROGRAMM FUER LCAO-MO-SCF-PPP-CI-RECHNUNGEN = CALCULS DE CHIMIE QUANTIQUE SUR L'ORDINATEUR RAZDAN-3. IV. PROGRAMME MODIFIE POUR DES CALCULS LCAO-MO-SCF-PPP-CIHORVATH I; VANDORFFY MT.1979; PERIOD. POLYTECH., CHEM. ENGNG; HUN; DA. 1979; VOL. 23; NO 1; PP. 37-42; BIBL. 9 REF.Article

INTEGRAL APPROXIMATIONS ON THE BASIS OF SEMIORTHOGONALIZED ORBITALS.KASHIWAGI H.1976; INTERNATION. J. QUANTUM CHEM.; U.S.A.; DA. 1976; VOL. 10; NO 1; PP. 135-141; ABS. FR. ALLEM.; BIBL. 7 REF.Article

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