• Journal of Inorganic Materials
  • Vol. 37, Issue 1, 101 (2022)
Min JIN*, Xudong BAI, Rulin ZHANG, Lina ZHOU, and Rongbin LI
DOI: 10.15541/jim20200653 Cite this Article
Min JIN, Xudong BAI, Rulin ZHANG, Lina ZHOU, Rongbin LI. Metal Sulfide Ag2S: Fabrication via Zone Melting Method and Its Thermoelectric Property[J]. Journal of Inorganic Materials, 2022, 37(1): 101 Copy Citation Text show less
Schematic diagram of the zone melting furnace (a) and temperature profile along vertical direction (b)
. Schematic diagram of the zone melting furnace (a) and temperature profile along vertical direction (b)
Ag2S ingot prepared by zone melting method
. Ag2S ingot prepared by zone melting method
XRD pattern (a) and EDS map (b) of Ag2S
. XRD pattern (a) and EDS map (b) of Ag2S
SEM images of original Ag2S surface (a), Ag particles on Ag2S matrix (b) and enlarged morphology of the surface (c)
. SEM images of original Ag2S surface (a), Ag particles on Ag2S matrix (b) and enlarged morphology of the surface (c)
Relationship of Seebeck (a), electrical conductivity σ (b) and power factor PF (c) with temperature
. Relationship of Seebeck (a), electrical conductivity σ (b) and power factor PF (c) with temperature
Carrier concentration nH (a) and mobility µH (b) vs temperature
. Carrier concentration nH (a) and mobility µH (b) vs temperature
Relationship between κ and temperature
. Relationship between κ and temperature
Dependence of ZT with temperature
. Dependence of ZT with temperature
ParameterZone melting
Weight of raw material/g60.5
Quartz ampoule size/mmϕ18
Vacuum of quartz ampoule/Pa<10-2
Furnace temperature/℃920
Temperature gradient/(℃·cm-1) 30-35
Lowering speed/(mm·h-1) 3.0
Table 1. Parameters for Ag2S fabrication
Min JIN, Xudong BAI, Rulin ZHANG, Lina ZHOU, Rongbin LI. Metal Sulfide Ag2S: Fabrication via Zone Melting Method and Its Thermoelectric Property[J]. Journal of Inorganic Materials, 2022, 37(1): 101
Download Citation