2013. 54, 2
-
– -
546.882:54.022:546.12:546.03
-
- Cs3Nb2I9
.. 1, 2, .. 1,2, .. 1, . . 1 ,
.. 1,2, . . 1,2
2
- 7 2012 .
1 . .. ,
E-mail: artem@niic.nsc.ru
. 381 – 383
Cs3Nb2I9 ,
. : . .
P63/mmc, a = 8,2463(3), c = 19,5419(14) Å, V = 1150,84(10) Å3, R(F) = 0,0614.
70—290 K -
.
: , , , ,
, - .
, Cs3Nb2X9 (X = C1, Br, I)
[ 1 ].
— .
.
(Et4N)3[Nb2Cl9] ,
, -
[ 2 ].
Cs3Nb2I9,
ICSD;
Cs3Nb2I9. [Nb2I9]3–,
,
.
Cs3Nb2I9. 158 (1,70 ) , 647 (2,55 ) 662
(2,55 ) .
( 15 , 0,9 ) 630 C 10 ,
3 . 50/. 1280 (87 %).
.
.
Bruker-Nonius X8 Apex 4K CCD
MoKh (y = 0,71073 Å) [ 3 ].
SADABS [ 4 ] (
17,721 –1).
SHELXS-97/SHELXL-97 [ 5 ]. ©
.., .., .., .., .., .., 2013
Стр.1