Hindered rotation of the ammonium ion in (NH4)2SnCl6
β Scribed by David Smith
- Publisher
- Elsevier Science
- Year
- 1979
- Tongue
- English
- Weight
- 350 KB
- Volume
- 66
- Category
- Article
- ISSN
- 0009-2614
No coin nor oath required. For personal study only.
β¦ Synopsis
The hindered rohtiond energy Ievels of the ammonium ion in (NH4)zSnCl6 have been computed_ These energy levels uad CO interpret the Iibrstionat frequencies, tunneliq frequencies, and rotational heat capacity of the ammonium ion
π SIMILAR VOLUMES
Recclvcd 16 hlarch 1982 Llbntional tunnehg of NH: IONS m [ICzjo 78 [(NH& ] 0 zzSnC16 powder WJS studled by proton Zccmrn rcla.wt~on. The T to A tunnchng frequency it IS 54 MHz at 42 K, 66 hlHz at 37 K and ~76 MHz at 32 K vt IS smsllcr by an order of magmtude than m pure (NH&Sn&, rcflcctmg effects of
Nuc& spin-laf!icereIaXation times TI for deuterons &d I9 F ngcfei in polycrystalline (ND&&F6 were mezsured by the puke metfiod at B MHz between'40 R and 300 i and betwkzn 4 K and 400 K, respectively. Cc~nelatian times and activation energies for the rea~ent~~j~n? motions of ND3 and C&F;-ions iiiere