# Browse by Subject "Chemistry, Physical"

• (1968)

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• (1963)

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• (1993)
Most Electron Paramagnetic Resonance (EPR, also known as ESR or EMR) experiments are performed at conventional 9 GHz or 35 GHz frequency. But there are numerous situations in which a large increase in the microwave frequency ...

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• (1985)
An understanding of vibrational dynamics in complex molecules is a fundamental problem in chemical physics and is important for discerning how vibrational relaxation effects actual chemical reaction rates. The natural ...

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• (1995)
Molecular mechanical energy transfer in energetical materials is investigated because of the likely possibility of a relationship between energy transfer rates and impact sensitivities. Picosecond coherent Raman scattering, ...

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• (1991)
Vibrational predissociation spectroscopy of isotopomers of (CH$\sb3$OH)$\sb2$ and Ar(CH$\sb3$OH) were recorded in the 10 micron region, where the C-O stretching transition is located. Using the beam depletion technique, ...

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• (1986)
The HF dimer, trimer, and tetramer have been studied using both experimental and theoretical techniques. The experimental studies were done by using vibrational predissociation spectroscopy in a molecular beam. The theoretical ...

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• (1985)
Perturbations to the vibrational Hamiltonian of isolated gas molecules resulting from a crystalline environment are examined. FTIR is used to study the effects of two different crystal fields on the vibrational modes of ...

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• (1988)
The processes of vibrational relaxation (VR) and vibrational cooling (VC) are investigated both experimentally and theoretically in low temperature crystals of complex molecules, specifically benzene, naphthalene, anthracene ...

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• (1974)

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• (1995)
The low collision energy interaction of Br($\rm\sp 2P\sb {3/2}$) (Br) or Br($\rm\sp 2P\sb {1/2}$)(Br$\sp {*}$) and I$\sb 2$ is studied in real time. The method of detection, Resonance Enhanced Multiphoton Ionization ...

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• (1990)
X-band ENDOR and S-band ESEEM have been employed in this study to measure weak electron-nuclear hyperfine and nuclear electric quadrupole couplings in paramagnetic disordered solids. In the X-band ENDOR investigation, ...

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• (1973)

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• (1996)
Doping of impurities may affect the Curie temperature (T$\sb{\rm c})$ associated with the ferroelectric phase transition in terms of lattice harmonicity and anharmonicity including the creation of the defect energy. Its ...

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• (1964)

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