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The equivalent and aliovalent dopants boosting the thermoelectric properties of YbMg2Sb2

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  • ReceivedJul 19, 2019
  • AcceptedSep 25, 2019
  • PublishedNov 7, 2019

Abstract


Funding

the National Key Research and Development Program of China(2018YFA0702100)

the National Natural Science Foundation of China(21771123)

the Programme of Introducing Talents of Discipline to Universities(D16002)

the Science and Technology Commission of Shanghai Municipality(15DZ2260300)

and Key Laboratory of Optoelectronic Materials Chemistry and Physics

Chinese Academy of Sciences(2008DP173016)


Acknowledgment

This work was supported by the National Key Research and Development Program of China (2018YFA0702100), the National Natural Science Foundation of China (21771123), the Programme of Introducing Talents of Discipline to Universities (D16002), the Science and Technology Commission of Shanghai Municipality (15DZ2260300), and Key Laboratory of Optoelectronic Materials Chemistry and Physics, Chinese Academy of Sciences (2008DP173016).


Interest statement

The authors declare that they have no conflict of interest.


Contributions statement

Yang X wrote this manuscript with the support from Li Y and Zhao J-T. Guo K designed the experiments and analyzed the data. Gu Y performed the experiments. Zhang J did the property measurements. All authors contributed to the general discussion.


Author information

Xinxin Yang received her Bachelor’s degree from Central South University in 1999, and PhD degree from Shanghai Institute of Ceramics, Chinese Academy of Sciences under the supervisor of Prof. Jing-Tai Zhao in 2013. Her research interest focuses on the crystal structure and physical properties of intermetallic compounds.


Kai Guo received his Bachelor’s degree from Huazhong University of Science and Technology in 2006, and PhD from Shanghai Institute of Ceramics, Chinese Academy of Sciences under the supervision of Prof. Jing-Tai Zhao in 2011. He worked on high-pressure synthesis as a postdoctor in Max-Planck Institute for Chemical Physics of solids. His research interest focuses on the structure-property relationship of thermoelectric materials.


Jiye Zhang obtained his PhD degree from the Institute of Physics, Chinese Academy of Sciences in 2008. Now, he is an associate professor of the School of Materials Science and Engineering, Shanghai University. His main research interests focus on exotic thermal and electrical transport behaviors in thermoelectric materials from the interplay among spin, charge and lattice of degrees of freedom.


Supplementary data

Supplementary information

Supporting data are available in the online version of the paper.


References

[1] Tritt TM. Thermoelectric materials: Holey and unholey semiconductors. Science, 1999, 283804-805 CrossRef Google Scholar

[2] Zhang X, Zhao LD. Thermoelectric materials: Energy conversion between heat and electricity. J Materiomics, 2015, 192-105 CrossRef Google Scholar

[3] DiSalvo FJ. Thermoelectric cooling and power generation. Science, 1999, 285703-706 CrossRef PubMed Google Scholar

[4] Zhang Q, Sun Y, Xu W, et al. Organic thermoelectric materials: Emerging green energy materials converting heat to electricity directly and efficiently. Adv Mater, 2014, 266829-6851 CrossRef PubMed Google Scholar

[5] Toberer ES, May AF, Snyder GJ. Zintl chemistry for designing high efficiency thermoelectric materials. Chem Mater, 2010, 22624-634 CrossRef Google Scholar

[6] Dresselhaus M , Chen G, Tang M , et al. New directions for low-dimensional thermoelectric materials. Adv Mater, 2017, 191043-1053 CrossRef Google Scholar

[7] Wei TR, Qin Y, Deng T, et al. Copper chalcogenide thermoelectric materials. Sci China Mater, 2019, 628-24 CrossRef Google Scholar

[8] Cao QG, Zhang H, Tang MB, et al. Zintl phase Yb1−xCaxCd2Sb2 with tunable thermoelectric properties induced by cation substitution. J Appl Phys, 2010, 107053714 CrossRef ADS Google Scholar

[9] Guo K, Cao Q, Zhao J. Zintl phase compounds AM2Sb2 (A=Ca, Sr, Ba, Eu, Yb; M=Zn, Cd) and their substitution variants: A class of potential thermoelectric materials. J Rare Earths, 2013, 311029-1038 CrossRef Google Scholar

[10] Wang X, Li W, Wang C, et al. Single parabolic band transport in p-type EuZn2Sb2 thermoelectrics. J Mater Chem A, 2017, 524185-24192 CrossRef Google Scholar

[11] Toberer ES, May AF, Melot BC, et al. Electronic structure and transport in thermoelectric compounds AZn2Sb2 (A=Sr, Ca, Yb, Eu). Dalton Trans, 2010, 391046-1054 CrossRef PubMed Google Scholar

[12] Guo K, Cao QG, Feng XJ, et al. Enhanced thermoelectric figure of merit of Zintl phase YbCd2−xMnxSb2 by chemical substitution. Eur J Inorg Chem, 2011, 2011(26)4043-4048 CrossRef Google Scholar

[13] Shuai J, Mao J, Song S, et al. Recent progress and future challenges on thermoelectric Zintl materials. Mater Today Phys, 2017, 174-95 CrossRef Google Scholar

[14] Shuai J, Geng H, Lan Y, et al. Higher thermoelectric performance of Zintl phases (Eu0.5Yb0.5)1−xCaxMg2Bi2 by band engineering and strain fluctuation. Proc Natl Acad Sci USA, 2016, 113E4125-E4132 CrossRef PubMed ADS Google Scholar

[15] Takagiwa Y, Sato Y, Zevalkink A, et al. Thermoelectric properties of EuZn2Sb2 Zintl compounds: zT enhancement through Yb substitution for Eu. J Alloys Compd, 2017, 70373-79 CrossRef Google Scholar

[16] Gascoin F, Ottensmann S, Stark D, et al. Zintl phases as thermoelectric materials: Tuned transport properties of the compounds CaxYb1−xZn2Sb2. Adv Funct Mater, 2005, 151860-1864 CrossRef Google Scholar

[17] Zevalkink A, Zeier WG, Cheng E, et al. Nonstoichiometry in the Zintl Phase Yb1−δZn2 Sb2 as a route to thermoelectric optimization. Chem Mater, 2014, 265710-5717 CrossRef Google Scholar

[18] Zhang J, Song L, Pedersen SH, et al. Discovery of high-performance low-cost n-type Mg3Sb2-based thermoelectric materials with multi-valley conduction bands. Nat Commun, 2017, 813901 CrossRef PubMed ADS Google Scholar

[19] Wang XJ, Tang MB, Chen HH, et al. Synthesis and high thermoelectric efficiency of Zintl phase YbCd2−xZnxSb2. Appl Phys Lett, 2009, 94092106 CrossRef ADS Google Scholar

[20] Ohno S, Imasato K, Anand S, et al. Phase boundary mapping to obtain n-type Mg3Sb2-based thermoelectrics. Joule, 2018, 2141-154 CrossRef Google Scholar

[21] Song L, Zhang J, Iversen BB. Simultaneous improvement of power factor and thermal conductivity via Ag doping in p-type Mg3Sb2 thermoelectric materials. J Mater Chem A, 2017, 54932-4939 CrossRef Google Scholar

[22] Shuai J, Liu Z, Kim HS, et al. Thermoelectric properties of Bi-based Zintl compounds Ca1−xYbxMg2Bi2. J Mater Chem A, 2016, 44312-4320 CrossRef Google Scholar

[23] Wood M, Aydemir U, Ohno S, et al. Observation of valence band crossing: The thermoelectric properties of CaZn2Sb2–CaMg2Sb2 solid solution. J Mater Chem A, 2018, 69437-9444 CrossRef Google Scholar

[24] Akselrud L, Grin Y. WinCSD: Software package for crystallographic calculations (Version 4). J Appl Crystlogr, 2014, 47803-805 CrossRef Google Scholar

[25] Mewis A. AB2X2-Verbindungen im CaAl2Si2-Typ, IV[1] Zur Struktur der Verbindungen CaZn2Sb2, CaCd2Sb2, SrZn2Sb2 und SrCd2Sb2/AB2X2 Compounds with the CaAl2Si2 Structure, IV[1] The Crystal Structure of CaZn2Sb2, CaCd2Sb2, SrZn2Sb2, and SrCd2Sb2. In: Zeitschrift für Naturforschung B, 1978, 382. Google Scholar

[26] Burdett JK, Miller GJ. Fragment formalism in main-group solids: Applications to aluminum boride (AlB2), calcium aluminum silicide (CaAl2Si2), barium-aluminum (BaAl4), and related materials. Chem Mater, 1990, 212-26 CrossRef Google Scholar

[27] Pomrehn GS, Zevalkink A, Zeier WG, et al. Defect-controlled electronic properties in AZn2Sb2 zintl phases. Angew Chem Int Ed, 2014, 533422-3426 CrossRef PubMed Google Scholar

[28] Goldsmid HJ, Sharp JW. Estimation of the thermal band gap of a semiconductor from seebeck measurements. J Elec Materi, 1999, 28869-872 CrossRef ADS Google Scholar

[29] Klüfers P, Neumann H, Mewis A, et al. AB2X2-Verbindungen im CaAl2Si2-Typ, VIII[1]/AB2X2 Compounds with the CaAl2Si2 Structure, VIII[1]. In: Zeitschrift für Naturforschung B, 1980, 1317. Google Scholar

[30] Zhang H, Zhao JT, Grin Y, et al. A new type of thermoelectric material, EuZn2Sb2. J Chem Phys, 2008, 129164713 CrossRef PubMed ADS Google Scholar

[31] Zheng L, Li W, Wang X, et al. Alloying for orbital alignment enables thermoelectric enhancement of EuCd2Sb2. J Mater Chem A, 2019, 712773-12778 CrossRef Google Scholar

[32] Artmann A, Mewis A, Roepke M, et al. AM2X2-verbindungen mit CaAl2Si2-struktur. XI. Struktur und eigenschaften der verbindungen ACd2X2 (A: Eu, Yb; X: P, As, Sb). Z Anorg Allg Chem, 1996, 622679-682 CrossRef Google Scholar

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