THEORETICAL-STUDY OF THE BOUND ELECTRONIC STATES OF THE C2- NEGATIVE-ION

被引:51
作者
ZEITZ, M [1 ]
PEYERIMHOFF, SD [1 ]
BUENKER, RJ [1 ]
机构
[1] GESAMTHSCH WUPPERTAL,LEHRSTUHL THEORET CHEM,D-5600 WUPPERTAL 1,FED REP GER
关键词
D O I
10.1016/0009-2614(79)80505-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Configuration interaction calculation are employed to study the X 2Σ+g, A 2Πu, B 2Σ+u, 4Σ+u and 4Δu states of the C-2 ion. The results are in good quantitative agreement with experimental findings for the Herzberg-Lagerquist (2Σ+u-2Σ+ g) bands and predict a Te value for the 2Πu state of only 0.40 eV; corresponding transition moment results are obtained as a function of CC distance. The Cl electron affinity is 3.43 eV, in good agreement with the most recent experimental estimate for this quantity. © 1979.
引用
收藏
页码:243 / 249
页数:7
相关论文
共 29 条
[1]   NONEMPIRICAL CALCULATIONS ON ELECTRONIC-SPECTRUM OF MOLECULAR ION C-2 [J].
BARSUHN, J .
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1974, 7 (01) :155-162
[2]   PHOTOPHYSICS OF C-2 (B2 SIGMA +U) IN RARE-GAS LATTICES - VIBRATIONAL-RELAXATION THROUGH INTERMEDIATE A 4 SIGMA +U LEVELS [J].
BONDYBEY, VE ;
BRUS, LE .
JOURNAL OF CHEMICAL PHYSICS, 1975, 63 (05) :2223-2231
[3]   CALCULATION OF VERTICAL ELECTRON-ATTACHMENT ENERGY OF CARBON-DIOXIDE - CONTINUUM STATES FOR NEGATIVE-IONS [J].
BRUNA, PJ ;
PEYERIMHOFF, SD ;
BUENKER, RJ .
CHEMICAL PHYSICS LETTERS, 1976, 39 (02) :211-216
[4]   MOLECULAR IONS AND ELECTRON-TRANSPORT IN RARE-GAS LATTICES - C-2 FORMATION MECHANISM AND X2SIGMA+G ]-] B2SIGMA+U SPECTROSCOPY [J].
BRUS, LE ;
BONDYBEY, VE .
JOURNAL OF CHEMICAL PHYSICS, 1975, 63 (07) :3123-3129
[5]   INDIVIDUALIZED CONFIGURATION SELECTION IN CI CALCULATIONS WITH SUBSEQUENT ENERGY EXTRAPOLATION [J].
BUENKER, RJ ;
PEYERIMH.SD .
THEORETICA CHIMICA ACTA, 1974, 35 (01) :33-58
[6]   ENERGY EXTRAPOLATION IN CI CALCULATIONS [J].
BUENKER, RJ ;
PEYERIMHOFF, SD .
THEORETICA CHIMICA ACTA, 1975, 39 (03) :217-228
[7]   APPLICABILITY OF MULTI-REFERENCE DOUBLE-EXCITATION CI (MRD-CI) METHOD TO CALCULATION OF ELECTRONIC WAVEFUNCTIONS AND COMPARISON WITH RELATED TECHNIQUES [J].
BUENKER, RJ ;
PEYERIMHOFF, SD ;
BUTSCHER, W .
MOLECULAR PHYSICS, 1978, 35 (03) :771-791
[8]   AB-INITIO VIBRATIONAL ANALYSIS OF SCHUMANN-RUNGE BANDS AND NEIGHBORING ABSORPTION REGION OF MOLECULAR-OXYGEN [J].
BUENKER, RJ ;
PEYERIMHOFF, SD ;
PERIC, M .
CHEMICAL PHYSICS LETTERS, 1976, 42 (02) :383-389
[9]   CALCULATIONS ON ELECTRONIC-SPECTRUM OF WATER [J].
BUENKER, RJ ;
PEYERIMHOFF, SD .
CHEMICAL PHYSICS LETTERS, 1974, 29 (02) :253-259
[10]   COMMENT ON ROLE OF CONFIGURATION SELECTION METHODS IN DESCRIBING V-STATE OF ETHYLENE [J].
BUENKER, RJ ;
PEYERIMHOFF, SD ;
SHIH, SK .
JOURNAL OF CHEMICAL PHYSICS, 1978, 69 (08) :3882-3883