𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Enhanced phosphorescence in intramolecular exciplex systems

✍ Scribed by Yoshihiko Hatano; Masahide Yamamoto; Yasunori Nishijima

Publisher
Elsevier Science
Year
1981
Tongue
English
Weight
407 KB
Volume
77
Category
Article
ISSN
0009-2614

No coin nor oath required. For personal study only.

✦ Synopsis

Phosphorescence behavior of the scrlcs of compounds, (carb3zolc)-(CH7),,-(tereplltll311L x~d methvl ester), which show mtrnmolecular ewlpler. emlsslon, has been srudwd III .I rgld mednun at 77 K The phosphorescence of the c.irbazole moiety IS enhanced by clcctron transfer fluorcsccnce quenchmg of the carbxzolc rcslduc m accord with the dcrcc of qucnchmg * Present address Nmgtn CoUe_ge of Pharmacy, Kzunlshm'elcho. Nugatz~ 950-21, Japm n=l 2 3.G 5 10

πŸ“œ SIMILAR VOLUMES

Intramolecular exciplex formation in nap
Intramolecular exciplex formation in naphthylalkylamines
✍ E.A. Chandross; H.T. Thomas πŸ“‚ Article πŸ“… 1971 πŸ› Elsevier Science 🌐 English βš– 328 KB

The geometrical requirements of naphtbalene-aliphatic amine exciplexes have been iuvestigatod in a study of the intramolecular interactions of various naphthylalkylamines. The nitrogen atom of the amine probably occupies a position on the periphery of naphthalene. near C-l. The naphthyl-methylamines

Intramolecular exciplex fluorescence in
Intramolecular exciplex fluorescence in supercritical fluids
✍ Tadashi Okada; Yutaka Kobayashi; Hideo Yamasa; Noboru Mataga πŸ“‚ Article πŸ“… 1986 πŸ› Elsevier Science 🌐 English βš– 316 KB

Intramolecular exciplex formation of p(N,N-dimethylaminophenyl) (CH,),( 9-anthryl) in supercritical fluids of ethylene and trifluoromethane at 30Β°C has been investigated. The wavelength of the exciplex fluorescence band maximum in trifluoromethane is not affected by the density of the fluid, on whic

Magnetic field dependence of intramolecu
Magnetic field dependence of intramolecular exciplex formation in polymethyelene-linked A–D systems
✍ H. Staerk; W. KΓΌhnle; R. Treichel; A. Weller πŸ“‚ Article πŸ“… 1985 πŸ› Elsevier Science 🌐 English βš– 641 KB

An erlremely large mcrease of exnplex fluorescence inteuzaty has been observed with pholoelrcitcd compounds pyrene-(CH,),-DMA in acetoruuile when an external magnetic field of several hundred gauss is applied. The effect IS rcaddy explained as originating from the radical ion pair which can undergo

Formation of intramolecular exciplexes i
Formation of intramolecular exciplexes in electrogenerated chemiluminescence
✍ Kingo Itaya; Shinobu Toshima πŸ“‚ Article πŸ“… 1977 πŸ› Elsevier Science 🌐 English βš– 526 KB

Electrogenerated chemiluminescence of (9-anthracene)-(CHn),-(N,Ndimethylaniline) (n = 0, 1,2) is discussed. In the electrogenerated chemiluminescence spectra, only intramolecular exciplex fluorescence was observed and the local excited fluorescence bands, which were obtained by means of photoexcitat