Analysis of CH2 ã 1A1 (1,0,0) and (0,0,1) Coriolis-coupled states, ã 1A1–X̃ 3B1 spin–orbit coupling, and the equilibrium structure of CH2 ã 1A1 state

A systematic study of molecular vibrational anharmonicity and vibration—rotation interaction by self-consistent-field higher-derivative methods. Asymmetric top molecules

1988 • 467 citations

Approximate Treatment of the Effect of Centrifugal Distortion on the Rotational Energy Levels of Asymmetric-Rotor Molecules

1952 • 394 citations

The potential surface and stretching frequencies of X̃ 3B1 methylene (CH2) determined from experiment using the Morse oscillator-rigid bender internal dynamics Hamiltonian

1988 • 295 citations

Methylene: A study of the X̃ 3B1 and ã 1A1 states by photoelectron spectroscopy of CH−2 and CD−2

1985 • 294 citations

Far infrared laser magnetic resonance of singlet methylene: Singlet–triplet perturbations, singlet–triplet transitions, and the singlet–triplet splittinga)

1983 • 284 citations

The spectrum and structure of singlet CH ₂

1966 • 278 citations

Methylene: A Paradigm for Computational Quantum Chemistry

1986 • 229 citations

A full CI treatment of the 1A1–3B1 separation in methylene

1986 • 211 citations

Geometry and singlet-triplet energy gap in methylene: a critical review of experimental and theoretical determinations

1985 • 190 citations

Collisional removal of CH2(1A1): Absolute rate constants for atomic and molecular collisional partners at 295 K

1983 • 166 citations

The interacting states (020), (100), and (001) of H216O

1974 • 151 citations

Intramolecular perturbations and the quenching of luminescence in small molecules

1973 • 147 citations

Singlet methylene kinetics: Direct measurements of removal rates of ã1A1 and b̃1B1 CH2 and CD2

1981 • 142 citations

Methylene singlet–triplet energy splitting by molecular beam photodissociation of ketene

1982 • 133 citations

Visible absorption and magnetic-rotation spectroscopy of 1CH2: The analysis of the b̃ 1B1 state

1987 • 124 citations

Quantum Variational Calculations for a Range of C<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">H</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>Configurations

1960 • 122 citations

Experimental determination of the singlet-triplet splitting in methylene

1978 • 117 citations

Accurate ab initio calculations on the singlet-triplet separation in methylene

1978 • 107 citations

Visible absorption and magnetic-rotation spectroscopy of 1CH2: Analysis of the 1A1 state and the 1A1–3B1 coupling

1987 • 100 citations

Calculation of the electron affinity and 1A1-3B1T0 value of methylene using the ab initio MRD CI method for a large AO basis

1978 • 93 citations

Full CI benchmark calculations for several states of the same symmetry

1987 • 81 citations

Infrared flash kinetic spectroscopy: the .nu.1 and .nu.3 spectra of singlet methylene

1983 • 80 citations

The vibration–rotation emission spectrum of CH(X 2Π)

1987 • 75 citations

The lower electronic levels of the radicals CH, CH₂, CH₃, NH, NH₂, BH, BH₂and BH₃

1962 • 72 citations

Ab initio calculation of the lowest singlet and triplet states in CH2, CHF, CF2, and CHCH3

1974 • 67 citations

Analysis of the laser photoelectron spectrum of CH−2

1985 • 60 citations

A b i n i t i o studies on the singlet–triplet splitting of methylene (CH2)

1977 • 58 citations

Laser induced fluorescence spectrum of singlet methylene. Spectroscopy of the a~1A1 state

1978 • 56 citations

Laser photoelectron spectroscopy of CH2−, and the singlet–triplet splitting in methylene

1981 • 56 citations

Understanding Unimolecular Dissociations with Loose Transition States: Photofragmentation Dynamics of Ketene at the Singlet Threshold

1988 • 55 citations

Methylene singlet-triplet separation. An ab initio configuration interaction study

1977 • 54 citations

An a b i n i t i o calculation of ν1 and ν3 for triplet methylene (X̃ 3B1 CH2) and the determination of the vibrationless singlet–triplet splitting T e(ã 1A1)

1987 • 51 citations

The threshold for photodissociation of ketene into CH2(a1A1) and the CH2(a1A1—X3B1) energy separation

1978 • 51 citations

Ab initio rotation-vibration transition moments for CH2 in the and electronic states

1983 • 50 citations

Analytic force constants for post-Hartree–Fock wave functions: The simplest case

1983 • 49 citations

Resonant multiphoton ionization spectrum and electronic structure of CH radical. New states and assignments above 50 000 cm−1

1987 • 46 citations

Direct observation of the ν1 and ν3 fundamental bands of NH2 by difference frequency laser spectroscopy

1982 • 44 citations

The laser magnetic resonance spectrum of the ν2 band of NH2

1980 • 41 citations

Understanding Molecular Dynamics Quantum-State by Quantum-State

1985 • 36 citations

The application of the nonrigid bender Hamiltonian to a quasilinear molecule

1983 • 35 citations

Difference frequency spectroscopy of the fundamental band of CH(X 2Π)

1984 • 32 citations

Transient vibrational spectroscopy by flash photolysis stimulated emission pumping: 3ν2 of singlet methylene

1988 • 30 citations

The configuration interaction method, and the triplet-singlet splitting in CH2

1975 • 27 citations

The asymmetric rotor in electronic spectroscopy: Centrifugal distortion and electron spin coupling effects in the spectra of NH2 and CH2

1968 • 26 citations

Accurate ab initio calculations for the 1B1-1A1 separation in methylene

1980 • 24 citations

Comment on collision induced electronic relaxation

1972 • 15 citations

The high-resolution microwave spectrum of cyclopropyl cyanide

1980 • 12 citations