Min JIN, Yupeng MA, Tianran WEI, Siqi LIN, Xudong BAI, Xun SHI, Xuechao LIU. Growth and Characterization of Large-size InSe Crystal from Non-stoichiometric Solution via a Zone Melting Method [J]. Journal of Inorganic Materials, 2024, 39(5): 554

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- Journal of Inorganic Materials
- Vol. 39, Issue 5, 554 (2024)

1. Crystal growth design(a) Dependence of weight percentage of In/Se elements on temperature; (b) Schematic diagram of zone melting method for InSe crystal growth

2. In-Se binary phase diagram

3. Results of as-grown ingot(a) Photo of as-grown ingot; (b) Powder XRD patterns of the middle and top parts of the ingot; (c) Transfer relationship between InSe and In4Se3 phases

4. Characteriation of obtained single crystals(a) Large area slab-like InSe crystal cleaved from the ingot; (b) XRD pattern of (001) cleavage plane; (c) Fresh flake disclosed by tweezers; (d) SEM image of (001) plane; (e) Area scan and (f) line scan by EDS

5. Optical characterizations of InSe crystal(a) Transmittance spectrum; (b) Band gap energy E g

6. Transport properties under different temperatures(a) Electrical conductivity σ ; (b) Thermal diffusion D and thermal conductivity κ Colorful figures are available on website
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Table 1.
Growth results of InSe crystals by different methods in the past years

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