National Natural Science Foundation of China(NSFC)(grant no.11274234);R.A.thanks the financial supports from NSFC(grant no.51771126);Youth Foundation of Science&Technology Department of Sichuan Province(grant no.2016JQ0051);Sichuan University Talent Introduction Research Funding(grant no.YJ201537);Sichuan University Outstanding Young Scholars Research Funding(grant no.2015SCU04A20);P.R.and S.-F.W.acknowledge support from NSFC(grant nos.11274362 and 11674371);the Ministry of Science and Technology of China(grant nos.2015CB921000,2016YFA0401000 and 2016YFA0300300).J.T.thank Xiangjun Wei and Xiaolong Li for their useful discussion on PXRD data.
Intermetallic clathrates are materials characterized by a large cage structure where guest atoms can move anharmonically,providing these materials exotic thermoelectric properties.Unfortunately,the dynamical and atomi...
Supported by the 973 program(No.2010CB933501);NNSFC(Nos.20973175,21233009,and 21103190)
The site occupancies and thermoelectric properties of tin-based clathrates Cs8M4Sn44□2 (M = Zn, Cd, Hg) and CssSn44□2 were studied by the first principle calculations. We had provided an efficient way to probe the...
Project supported by the National Basic Research Program of China (Grant Nos 2007CB607501 and 2007CB607503);Yunnan Natural Science Fund (Grant No 2008CD114)
N-type Si-based type-Ⅰ clathrates with different Ga content were synthesized by combining the solid-state reaction method,melting method and spark plasma sintering (SPS) method.The effects of Ga composition on high...