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1,338 results on '"Excited state chemistry -- Research"'

351. Bonding in ground-state and excited-state A (super)+ .Rg van der Waals ions (A= atom, Rg= rare-gas atom): a model-potential analysis

Author

Bellert, D. and Breckenridge, W. H.

Subjects
Chemical research -- Analysis, Excited state chemistry -- Research, Ions -- Physiological aspects, Molecules -- Physiological aspects, Solvation -- Physiological aspects, Gases, Rare -- Physiological aspects, Chemistry
Abstract

The authors review the publications on the positive atomic ions A (super)+ solvation. The topics of interest include A (super)+ .rare gas diatomic ion interconnections and the physical bonding model in the A (super)+ .rare gas diatomic molecule.

Published
2002

352. Excited state dynamics of organo-lanthanide electroluminescent phosphors: the properties of Tb(tb-pmp) (sub)3 and Gd(tb-pmp) (sub)3

Author

Thorne, J. R. G., Rey, J. M., Denning, R. G., Watkins, S. E., Etchells, M., Green, M., and Christou, V.

Subjects
Chemistry, Physical and theoretical -- Research, Dynamics -- Physiological aspects, Excited state chemistry -- Research, Rare earth metals -- Physiological aspects, Phosphorus -- Physiological aspects, Gadolinium -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

354. Electronic excited states of [Au (sub)2 (dmpm) (sub)3](ClO) (sub)4) (sub)2 (dmpm= bis(dimethylphosphine)methane

Author

King Hung Leung, Phillips, David Lee, Zhong Mao, Chi-Ming Che, Miscowski, Vincent M., and Chi-Keung Chan

Subjects
Chemistry, Inorganic -- Research, Excited state chemistry -- Research, Gold compounds -- Composition, Methane, Chlorine, Luminescence, Chemistry
Abstract

Research has been conducted on the [Au (sub)2 (dmpm) (sub)3](ClO) (sub)4) (sub)2, where dmpm is a bis(dimethylphosphine)methane. The electronic luminescence and resonance Raman spectra of this complex which is a prototype of the dinuclear tribridged [Au(I)] (sub)2 compound have been investigated and the details are reported.

Published
2002

355. Theoretical investigation of titanium carbide, TiC: X (super)3 Sigma (super)+, a (super)1 Sigma (super)+, A (super)3 Delta, and b (super)1 Delta states

Author

Kalemos, Apostolos and Mavridis, Aristides

Subjects
Chemistry, Physical and theoretical -- Research, Titanium -- Physiological aspects, Carbides -- Physiological aspects, Excited state chemistry -- Research, Transition metals -- Physiological aspects, Monte Carlo method -- Usage, Chemicals, plastics and rubber industries
Published
2002

357. Wave function of C (sub)70 in the triplet state

Author

Dauw, X. L. R., Visser, J., and Groenen, E. J. J.

Subjects
Chemistry, Physical and theoretical -- Research, Carbon -- Physiological aspects, Photochemical research -- Analysis, Excited state chemistry -- Research, Molecules -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

360. Li+Li (sub)2 reaction using the self-consistent potential and trajectory surface hopping methods

Author

Marques, J. M. C., Voronin, A. I., and Varandas, A. J. C.

Subjects
Chemistry, Physical and theoretical -- Research, Lithium -- Physiological aspects, Chemical reactions -- Analysis, Surface chemistry -- Research, Dissociation -- Physiological aspects, Vibrational spectra -- Analysis, Excited state chemistry -- Research, Chemicals, plastics and rubber industries
Published
2002

361. Solvent-dependent photoinduced tautomerization of 2-(2'-hydroxyphenyl)benzoxazole

Author

Abou-Zied, Osama K., Jimenez, Ralph, Thompson, Elizabeth H. Z., Millar, David P., and Romesberg, Floyd E.

Subjects
Chemistry, Physical and theoretical -- Research, Photochemical research -- Analysis, Benzene -- Physiological aspects, Solvents -- Physiological aspects, Excited state chemistry -- Research, Molecular dynamics -- Research, Chemicals, plastics and rubber industries
Published
2002

362. Femtosecond fluorescence anisotropy studies of excited-state intramolecular double-proton transfer in [2'2'-bipyridyl]-3,3'-diol in solution

Author

Toele, P., Zhang, H., and Glasbeek, M.

Subjects
Chemistry, Physical and theoretical -- Research, Fluorescence -- Physiological aspects, Anisotropy -- Research, Excited state chemistry -- Research, Protons -- Physiological aspects, Solution (Chemistry) -- Physiological aspects, Glycols -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

363. Energy-dependent quantum-state-resolved relaxation of highly vibrationally excited pyridine (E (sub)vib = 36 990-40 200 cm (super)1-) through collisions with CO (sub)2

Author

Park, Jeunghee, Li, Ziman, Lemoff, Andrew S., Rossi, Craig, Elioff, Michael S., and Mullin, Amy S.

Subjects
Chemistry, Physical and theoretical -- Research, Pyridine -- Physiological aspects, Quantum chemistry -- Research, Carbon dioxide -- Physiological aspects, Excited state chemistry -- Research, Chemicals, plastics and rubber industries
Published
2002

364. A comparative photomechanistic study (spin trapping, EPR spectroscopy, transient kinetics, photoproducts) of nucleoside oxidation (dG and 8-oxodG) by triplet-excited acetophenones and by the radicals generated from alpha-oxy-substituted derivatives through Norrish-Type I cleavage

Author

Adam, Waldemar, Arnold, Markus A., Nau, Werner M., Pischel, Uwe, and Saha-Moller, Chantu R.

Subjects
Chemical research -- Analysis, Photochemical research -- Analysis, Electron paramagnetic resonance spectroscopy -- Usage, Nucleosides -- Physiological aspects, Oxidation-reduction reaction -- Physiological aspects, Excited state chemistry -- Research, Radicals (Chemistry) -- Physiological aspects, Guanosine -- Physiological aspects, Chemistry
Abstract

Research has been conducted on the photooxidation mechanism. The study of the photooxidative reactivity has been carried out via the use of conversion of nucleoside 2'-deoxyguanosine and the detection of the oxidation products 8-oxodG, spiroiminodihydantoin and guanidine-releasing products, and the results are reported.

Published
2002

368. Positive and negative charge carriers in doped or photoexcited polydithienothiophenes: a comparative study using Raman, infrared, and electron spin resonance spectroscopy

Author

Cravino, Antonio, Neugebauer, Helmut, Luzzati, Silvia, Catellani, Marinella, Petr, Andreas, Dunsch, Lothar, and Sariciftci, N. Serdar

Subjects
Chemistry, Physical and theoretical -- Research, Infrared radiation -- Physiological aspects, Photochemical research -- Analysis, Excited state chemistry -- Research, Polymers -- Physiological aspects, Raman spectroscopy -- Usage, Chemicals, plastics and rubber industries
Published
2002

369. Observation of resonance hyper-Raman scattering of all-trans-retinal

Author

Mizuno, Misao, Hamaguchi, Hiro-o, and Tahara, Tahei

Subjects
Chemistry, Physical and theoretical -- Research, Raman effect -- Research, Solution (Chemistry) -- Physiological aspects, Photons -- Physiological aspects, Excited state chemistry -- Research, Chemicals, plastics and rubber industries
Published
2002

370. Changes in molecular structure upon triplet excitation of all-trans-spheroidene in n-hexane solution and 15-cis-spheroidene bound to the photo-reaction center from Rhodobacter sphaeroides as revealed by resonance-Raman spectroscopy and normal-coordinate analysis

Author

Mukai-Kuroda, Yumiko, Fujii, Ritsuko, Ko-ichi, Naomi, Sashima, Tokutake, Koyama, Yasushi, Abe, Motoko, Gebhard, Ronald, Hoef, Ineke van der, and Lugtenburg, Johan

Subjects
Chemistry, Physical and theoretical -- Research, Excited state chemistry -- Research, Solution (Chemistry) -- Physiological aspects, Photochemical research -- Analysis, Raman spectroscopy -- Usage, Hexane -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

372. Laser-induced fluorescence spectra and torsional potential energy functions of jet-cooled 4,4'-dimethyl-trans-stilbene

Author

Arp, Zane, Chiang, Whe-Yi, Laane, Jaan, Sakamoto, Akira, and Tasumi, Mitsuo

Subjects
Chemistry, Physical and theoretical -- Research, Fluorescence -- Physiological aspects, Excited state chemistry -- Research, Vibrational spectra -- Analysis, Isomerization -- Physiological aspects, Torsion -- Research, Photochemical research -- Analysis, Chemicals, plastics and rubber industries
Published
2002

376. Excited states of 4-aminobenzonitrile (ABN) and 4-dimethylaminobenzonitrile (DMABN): time-resolved resonance Raman, transient absorption, fluorescence, and ab initio calculations

Author

Ma, C., Kwok, W. M., Matousek, P., Parker, A. W., Phillips, D., Toner, W. T., and Towrie, M.

Subjects
Chemistry, Physical and theoretical -- Research, Amines -- Physiological aspects, Excited state chemistry -- Research, Benzene -- Physiological aspects, Nitriles -- Physiological aspects, Raman spectroscopy -- Usage, Fluorescence -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

378. Excited-state distortions determined from structured luminescence of nitridorhenium(V) complexes

Author

Bailey, Susan E., Eikey, Rebecca A., Abu-Omar, Mahdi M., and Zink, Jeffrey I.

Subjects
Chemistry, Inorganic -- Research, Coordination compounds -- Physiological aspects, Nitrides -- Physiological aspects, Rhenium -- Physiological aspects, Luminescence -- Physiological aspects, Excited state chemistry -- Research, Molecular orbitals -- Research, Chemistry
Abstract

Research has been conducted on the nitridorhenium(V) complexes. The synthesis of these complexes, their excited states and their energy trend studied via the use of the molecular orbital analysis have been investigated and are discussed.

Published
2002

381. Ruthenium-manganese complexes for artificial photosynthesis: factors controlling intramolecular electron transfer and excited-state quenching reactions

Author

Abrahamsson, Malin L. A., Baudin, Helena Berglund, Tran, Anh, Philouze, Christian, Berg, Katja E., Raymond-Johansson, Mary Katherine, Licheng Sun, Akermark, Bjorn, Styring, Stenbjorn, and Hammarstrom, Leif

Subjects
Chemistry, Inorganic -- Research, Coordination compounds -- Composition, Ruthenium, Manganese, Photochemistry -- Research, Excited state chemistry -- Research, Chemical reactions -- Analysis, Energy transfer -- Research, Chemistry
Abstract

Research has been conducted on the ruthenium(II)-manganese(II) complexes containing different manganese-binding ligands. The the factors affecting electron-transfer rate in these complexes have been investigated and the results indicate that manganese(II) quenches ruthenium(II) excited state via intramolecular energy transfer.

Published
2002

382. Characteristics and properties of metal-to-ligand charge-transfer excited states in 2,3-bis(2-pyridyl)pyrazine and 2,2'-bipyridine ruthenium complexes. Perturbation-theory-based correlations of optical absorption and emission parameters with electrochemistry and thermal kinetics and related ab initio calculations

Author

Seneviratne, Dhehinie S., Uddin, Md. Jamal, Swayambunathan, V., Schlegel, H. Bernhard, and Endicott, John F.

Subjects
Chemistry, Inorganic -- Research, Ligands, Excited state chemistry -- Research, Pyridazine, Pyridine, Ruthenium, Coordination compounds -- Composition, Electrochemistry -- Research, Chemical reaction, Rate of -- Research, Chemistry
Abstract

Research has been conducted on the bipyridine complexes. The comparison of the emission, absorption and infrared spectra and ligand and metal half-wave potentials of the complexes' ligands has been carried out and the results of the ab initio calculations made on these ligands are reported.

Published
2002

384. Cis-to-trans isomerization of spheroidene in the triplet state as detected by time-resolved adsorption spectroscopy

Author

Fujii, Ritsuko, Furuichi, Kentaro, Jian-Ping Zhang, Nagae, Hiroyoshi, Hashimoto, Hideki, and Koyama, Yasushi

Subjects
Chemistry, Physical and theoretical -- Research, Isomerization -- Physiological aspects, Adsorption -- Physiological aspects, Excited state chemistry -- Research, Carotenoids -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

386. Excited-state charge transfer dynamics of p-dimethylaminobenzonitrile in quadrupolar solvents

Author

Dorairaj, Sudha and Kim, Hyung J.

Subjects
Chemistry, Physical and theoretical -- Research, Excited state chemistry -- Research, Charge transfer -- Research, Dynamics -- Research, Solvents -- Physiological aspects, Amines -- Physiological aspects, Benzene -- Physiological aspects, Nitriles -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

388. Dipolar excitonic states of oligo-anthrylenes

Author

Piet, Jacob J., Warman, John M., Baumgarten, Martin, and Mullen, Klaus

Subjects
Chemistry, Physical and theoretical -- Research, Excited state chemistry -- Research, Oligomers -- Physiological aspects, Photochemical research -- Analysis, Benzene -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

390. Spectroscopic and theoretical studies of 6-N,N-dimethyladenine

Author

Parusel, Andreas B. J., Rettig, Wolfgang, and Rotkiewicz, Krystyna

Subjects
Chemistry, Physical and theoretical -- Research, Nitrogen -- Physiological aspects, Solvents -- Physiological aspects, Molecules -- Models, Excited state chemistry -- Research, Fluorescence -- Physiological aspects, Nucleic acids -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

391. A molecular theory for doubly resonant IR-UV-vis sum-frequency generation

Author

Hayashi, M., Lin, S. H., Raschke, M. B., and Shen, Y. R.

Subjects
Chemistry, Physical and theoretical -- Research, Silica -- Physiological aspects, Vibration research -- Analysis, Raman spectroscopy -- Analysis, Excited state chemistry -- Research, Chemicals, plastics and rubber industries
Published
2002

392. Excitons and a charge-separated pair in thin crystals of oxotitanium(IV) phthalocyanine as revealed by femtosecond time-resolved absorption and time-correlated single photon counting

Author

Tsushima, Minoru, Motojima, Yoshiaki, Ikeda, Noriaki, Yonehara, Hisamoto, Etori, Hideki, Chyongjin Pac, and Ohno, Takeshi

Subjects
Chemistry, Physical and theoretical -- Research, Excited state chemistry -- Research, Titanium -- Physiological aspects, Oxygen -- Physiological aspects, Photons -- Physiological aspects, Crystalline polymers -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

394. Temperature effects on excitation relaxation dynamics of the carotenoid beta-carotene and its analogue beta-apo-8'-carotenal, probed by femtosecond fluorescence spectroscopy

Author

Akimoto, Seiji, Yamazaki, Iwao, Sakawa, Takahiro, and Mimuro, Mamoru

Subjects
Chemistry, Physical and theoretical -- Research, Fluorescence -- Physiological aspects, Carotenoids -- Physiological aspects, Excited state chemistry -- Research, Temperature -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

396. A polyimide film

Author

Masubuchi, Tomokazu, Tada, Takuji, Nomura, Eiji, Hatanaka, Koji, Fukumura, Hiroshi, and Masuhara, Hiroshi

Subjects
Chemistry, Physical and theoretical -- Research, Polyimides -- Physiological aspects, Photochemical research -- Analysis, Excited state chemistry -- Research, Irradiation -- Physiological aspects, Chemicals, plastics and rubber industries
Published
2002

397. Solvation dynamics of the excited 1,2-(p-cyano-p'-methoxydiphenyl)-ethyne

Author

Tamai, Naoto, Nomoto, Tateo, Tanaka, Fumio, Hirata, Yoshinori, and Okada, Tadashi

Subjects
Chemistry, Physical and theoretical -- Research, Solvation -- Physiological aspects, Dynamics -- Research, Excited state chemistry -- Research, Fluorescence -- Physiological aspects, Molecules -- Models, Chemicals, plastics and rubber industries
Published
2002

399. Oscillatory excitation transfer in dithiaanthracenophane: quantum beat in a coherent photochemical process in solution

Author

Yamazaki, Iwao, Akimoto, Seiji, Yamazaki, Tomoko, Sato, Shin-ichiro, and Sakata, Yoshiteru

Subjects
Chemistry, Physical and theoretical -- Research, Oscillation -- Research, Excited state chemistry -- Research, Solution (Chemistry) -- Physiological aspects, Photochemical research -- Analysis, Quantum chemistry -- Research, Chemicals, plastics and rubber industries
Published
2002

400. The excited state equilibrium between two rotational conformers of a sterically restricted donor-acceptor biphenyl as characterized by global fluorescence decay analysis

Author

Maus, Michael and Rettig, Wolfgang

Subjects
Chemistry, Physical and theoretical -- Research, Excited state chemistry -- Research, Fluorescence -- Physiological aspects, Ethers -- Physiological aspects, Thermodynamics -- Research, Photochemical research -- Analysis, Chemicals, plastics and rubber industries
Published
2002

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