scholarly journals Generation of intrinsic vibrational gap modes in three-dimensional ionic crystals

1997 ◽  
Vol 55 (9) ◽  
pp. 5755-5758 ◽  
Author(s):  
S. A. Kiselev ◽  
A. J. Sievers
2012 ◽  
Vol 51 (7) ◽  
pp. 1597-1601 ◽  
Author(s):  
Kosuke Suzuki ◽  
Yuji Kikukawa ◽  
Sayaka Uchida ◽  
Hiroko Tokoro ◽  
Kenta Imoto ◽  
...  

2004 ◽  
Vol 18 (09) ◽  
pp. 1351-1368
Author(s):  
ANDREI DOLOCAN ◽  
VOICU OCTAVIAN DOLOCAN ◽  
VOICU DOLOCAN

Using a new Hamiltonian of interaction we have calculated the cohesive energy in three-dimensional structures. We have found the news dependences of this energy on the distance between the atoms. The obtained results are in a good agreement with experimental data in ionic, covalent and noble gases crystals. The coupling constant γ between the interacting field and the atoms is somewhat smaller than unity in ionic crystals and is some larger than unity in covalent and noble gases crystals. The formulae found by us are general and may be applied, also, to the other types of interactions, for example, gravitational interactions.


1998 ◽  
Vol 123 (1-4) ◽  
pp. 393-402 ◽  
Author(s):  
S.A. Kiselev ◽  
A.J. Sievers ◽  
G.V. Chester

2012 ◽  
Vol 124 (7) ◽  
pp. 1629-1633 ◽  
Author(s):  
Kosuke Suzuki ◽  
Yuji Kikukawa ◽  
Sayaka Uchida ◽  
Hiroko Tokoro ◽  
Kenta Imoto ◽  
...  

2009 ◽  
Vol 64 (9) ◽  
pp. 1041-1045
Author(s):  
Eduardo E Castellano ◽  
Oscar E. Piro ◽  
Beatriz S. Parajón-Costa ◽  
Enrique J. Baran

The crystal structures of heptamethylenediammonium bis(saccharinate) monohydrate, [H3N - (CH2)7 -NH3](sac)2・H2O (1) and octamethylenediammonium bis(saccharinate) hemihydrate, [H3N- (CH2)8-NH3](sac)2・0.5H2O (2), were determined by single-crystal X-ray diffraction methods. Compound 1 crystallizes in the triclinic space group P1̄ with 2 molecules per unit cell, and 2 in the monoclinic space group P21/a with Z = 4. The saccharinate moiety is planar in both compounds presenting bonding characteristics comparable to those found in other saccharinate salts. The ionic crystals are further stabilized by an extensive H-bonding network, which links the anions and cations into an infinite three-dimensional supramolecular assembly. The FTIR spectra of the adducts are briefly discussed in comparison with those of the constituent molecules.


CrystEngComm ◽  
2013 ◽  
Vol 15 (28) ◽  
pp. 5726 ◽  
Author(s):  
Bin Liu ◽  
Dan Wang ◽  
Jin Jin ◽  
Yan-Yan Jia ◽  
Xue-Mei Liu ◽  
...  

ACS Omega ◽  
2019 ◽  
Vol 4 (11) ◽  
pp. 14613-14620 ◽  
Author(s):  
Kazuya Matsumoto ◽  
Yuki Hata ◽  
Yuto Sezaki ◽  
Hiroshi Katagiri ◽  
Mitsutoshi Jikei

ChemInform ◽  
2012 ◽  
Vol 43 (21) ◽  
pp. no-no
Author(s):  
Kosuke Suzuki ◽  
Yuji Kikukawa ◽  
Sayaka Uchida ◽  
Hiroko Tokoro ◽  
Kenta Imoto ◽  
...  

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