Esr studies on the γ-irradiated acetone-CCl3F system

✍ Scribed by Kiminori Ushida; Tadamasa Shida

• Book ID: 103028009
• Publisher: Elsevier Science
• Year: 1984
• Tongue: English
• Weight: 368 KB
• Volume: 108
• Category: Article
• ISSN: 0009-2614
• DOI: 10.1016/0009-2614(84)85720-6

✦ Synopsis

Rcceiued 23 Vrtrcil 19S-I; in t7nnt form IS April 1981 y-irradiarcd ~cclonc in poIycr~s~aIEnc CCl3F nl 77 K has been sludicd by ESR IO reveal Ihat the xctone molecules tend lo be oncnred in rhe CCIJF matrix upon freerin, = rtte solution in ESR lubings. At hi_rhcr conccntrarions both mono. mcr dnd dimcr radicaI cAtions of scctone arc produced. The dimcr cation is rcsponsiblc for 111~ opti absorption willr h Ill ;L\ = 710 mn. 1. Inrroduction Sevrral ESR studies have been reported for the radical cations of aiiphatic ketones [f--4]. The radical cation of tlic simplest. acetone. gives only 3 narrow