Matches in SemOpenAlex for { <https://semopenalex.org/work/W2033148630> ?p ?o ?g. }
- W2033148630 endingPage "57" @default.
- W2033148630 startingPage "19" @default.
- W2033148630 abstract "Abstract The relaxation processes responsible for the finite lifetime of excited vibrational states in molecular crystals are discussed on the basis of recent experimental and theoretical developments. Experimental information on the lifetime of optically active phonons is obtained in the time domain by time-resolved CARS spectroscopy or in the frequency domain by high-resolution infrared and Raman spectroscopy. The experimental results are then interpreted in terms of many-body perturbation techniques or of molecular dynamics simulation. The elementary mechanisms involved in vibrational energy relaxation processes are discussed in detail. These can be summarized as: (a) depopulation processes of phonon states via energy transfer to other phonon states; (b) pure dephasing processes due to interaction with thermal bath phonons; and (c) depopulation or scattering processes due to impurities and crystal defects. The contributions to the phonon lifetime and band profile of these different mechanisms are analysed. The available experimental evidence is critically reviewed for lattice phonons and for internal vibrons in separate sections. For internal vibrons the specific case of the relaxation of two-phonon states is considered and different practical situations, ranging from the occurrence of sharp bound states outside the two-phonon continuum to the complete amalgamation of resonances in the continuum, are discussed." @default.
- W2033148630 created "2016-06-24" @default.
- W2033148630 creator A5030692359 @default.
- W2033148630 creator A5082393473 @default.
- W2033148630 date "1988-01-01" @default.
- W2033148630 modified "2023-10-01" @default.
- W2033148630 title "Vibrational relaxation in molecular crystals" @default.
- W2033148630 cites W1527248082 @default.
- W2033148630 cites W1662087114 @default.
- W2033148630 cites W1963535853 @default.
- W2033148630 cites W1969140200 @default.
- W2033148630 cites W1969790600 @default.
- W2033148630 cites W1970568551 @default.
- W2033148630 cites W1971331612 @default.
- W2033148630 cites W1977155714 @default.
- W2033148630 cites W1981264367 @default.
- W2033148630 cites W1982394406 @default.
- W2033148630 cites W1982606807 @default.
- W2033148630 cites W1982954654 @default.
- W2033148630 cites W1984558730 @default.
- W2033148630 cites W1985895815 @default.
- W2033148630 cites W1986565594 @default.
- W2033148630 cites W1987421744 @default.
- W2033148630 cites W1995639206 @default.
- W2033148630 cites W1999298778 @default.
- W2033148630 cites W1999898514 @default.
- W2033148630 cites W2000182220 @default.
- W2033148630 cites W2000969779 @default.
- W2033148630 cites W2001793200 @default.
- W2033148630 cites W2007736234 @default.
- W2033148630 cites W2010936612 @default.
- W2033148630 cites W2017401955 @default.
- W2033148630 cites W2018346271 @default.
- W2033148630 cites W2018995368 @default.
- W2033148630 cites W2022661717 @default.
- W2033148630 cites W2023354006 @default.
- W2033148630 cites W2024150246 @default.
- W2033148630 cites W2024681308 @default.
- W2033148630 cites W2024718136 @default.
- W2033148630 cites W2029156505 @default.
- W2033148630 cites W2031839553 @default.
- W2033148630 cites W2032534521 @default.
- W2033148630 cites W2032657169 @default.
- W2033148630 cites W2035453058 @default.
- W2033148630 cites W2035700474 @default.
- W2033148630 cites W2036593266 @default.
- W2033148630 cites W2037344510 @default.
- W2033148630 cites W2038181303 @default.
- W2033148630 cites W2038602900 @default.
- W2033148630 cites W2041253974 @default.
- W2033148630 cites W2043005857 @default.
- W2033148630 cites W2045978114 @default.
- W2033148630 cites W2056415398 @default.
- W2033148630 cites W2057085530 @default.
- W2033148630 cites W2058640560 @default.
- W2033148630 cites W2059663713 @default.
- W2033148630 cites W2060333737 @default.
- W2033148630 cites W2061722926 @default.
- W2033148630 cites W2064035359 @default.
- W2033148630 cites W2064374143 @default.
- W2033148630 cites W2065261504 @default.
- W2033148630 cites W2065964447 @default.
- W2033148630 cites W2075055341 @default.
- W2033148630 cites W2075169038 @default.
- W2033148630 cites W2076874467 @default.
- W2033148630 cites W2079204535 @default.
- W2033148630 cites W2080784050 @default.
- W2033148630 cites W2086248949 @default.
- W2033148630 cites W2086597553 @default.
- W2033148630 cites W2087028511 @default.
- W2033148630 cites W2090002161 @default.
- W2033148630 cites W2091128412 @default.
- W2033148630 cites W2091453658 @default.
- W2033148630 cites W2092438291 @default.
- W2033148630 cites W2093091417 @default.
- W2033148630 cites W2093454610 @default.
- W2033148630 cites W2096987084 @default.
- W2033148630 cites W2111306526 @default.
- W2033148630 cites W2121569582 @default.
- W2033148630 cites W2131865901 @default.
- W2033148630 cites W2133539220 @default.
- W2033148630 cites W2161369799 @default.
- W2033148630 cites W2162768088 @default.
- W2033148630 cites W2176920978 @default.
- W2033148630 cites W2177991868 @default.
- W2033148630 cites W2319056905 @default.
- W2033148630 cites W2397727898 @default.
- W2033148630 cites W2460575385 @default.
- W2033148630 cites W2465266944 @default.
- W2033148630 cites W2497700155 @default.
- W2033148630 cites W2512526619 @default.
- W2033148630 cites W2520623777 @default.
- W2033148630 cites W618523151 @default.
- W2033148630 cites W7080818 @default.
- W2033148630 doi "https://doi.org/10.1080/01442358809353204" @default.
- W2033148630 hasPublicationYear "1988" @default.
- W2033148630 type Work @default.
- W2033148630 sameAs 2033148630 @default.