<trans-title>Thermoelectric Transport Characteristics of n-type (PbTe)1-x-y(PbS)x(Sb2Se3)y Systems via Stepwise Addition of Dual Components </trans-title>

Cencen ZHANG; Xue WANG; Liangming PENG

doi:10.15541/jim20200635

Journal of Inorganic Materials, Volume. 36, Issue 9, 936(2021)

Thermoelectric Transport Characteristics of n-type (PbTe)_1-_x_-_y(PbS)_x(Sb₂Se₃)_y Systems via Stepwise Addition of Dual Components

Cencen ZHANG, Xue WANG, and Liangming PENG^*

Author Affiliations

CAS Key Laboratory of Mechanical Behavior and Design of Materials, Department of Modern Mechanics, School of Engineering Science, University of Science and Technology of China, Hefei 230026, China

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Figures & Tables(8)

1. XRD patterns of (PbTe)_1-_x-y(PbS)_x(Sb₂Se₃)_y powders

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2. Lattice parameters a and migration angle Δ2θ of PbTe varied as functions of contents of different components

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3. Thermogravimetric analysis results of (a) AB₇ and (b) AB₅C_1.5 in N₂ atmosphere

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4. Temperature dependences of thermoelectric properties for dual-component samples AB_m

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5. Temperature dependences of thermoelectric properties for triple-component samples AB₅C_n

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$(a) Fractured surfure SEM and (b) back-scattered electron (BSE) images for sample AB5, (c) fractured surfure SEM image, (d) back-scattered electron (BSE) image and (e) EDS mappings for sample AB5C1$

6. (a) Fractured surfure SEM and (b) back-scattered electron (BSE) images for sample AB₅, (c) fractured surfure SEM image, (d) back-scattered electron (BSE) image and (e) EDS mappings for sample AB₅C₁

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7. EBSD images of AB₅C₁sample

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Table 1. Sample ID, Hall coefficients, carrier concentrations and mobilities at room temperature for (PbTe)_1-_x-y(PbS)_x(Sb₂Se₃)_y

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Table 1. Sample ID, Hall coefficients, carrier concentrations and mobilities at room temperature for (PbTe)_1-_x-y(PbS)_x(Sb₂Se₃)_y

Nominal composition		Sample ID	R_H/(cm³∙C^-1)	n_H/(´10¹⁹, cm^-3)	μ_H/(cm²∙V^-1∙s^-1)
Matrix	PbTe	A	-0.203	3.075	82.691
Dual component	(PbTe)_0.97(PbS)_0.03	AB₃	-0.099	6.319	104.962
	(PbTe)_0.95(PbS)_0.05	AB₅	-0.115	5.918	98.805
	(PbTe)_0.93(PbS)_0.07	AB₇	-0.087	7.223	40.345
Triple component	(PbTe)_0.945(PbS)_0.05(Sb₂Se₃)_0.005	AB₅C_0.5	-0.071	8.752	89.784
	(PbTe)_0.94(PbS)_0.05(Sb₂Se₃)_0.01	AB₅C₁	-0.116	5.406	51.586
	(PbTe)_0.935(PbS)_0.05(Sb₂Se₃)_0.015	AB₅C_1.5	-0.106	5.924	30.806

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Cencen ZHANG, Xue WANG, Liangming PENG. Thermoelectric Transport Characteristics of n-type (PbTe)_1-_x_-_y(PbS)_x(Sb₂Se₃)_y Systems via Stepwise Addition of Dual Components [J]. Journal of Inorganic Materials, 2021, 36(9): 936

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Paper Information

Category: RESEARCH ARTICLE

Received: Nov. 8, 2020

Accepted: --

Published Online: Dec. 9, 2021

The Author Email: PENG Liangming (penglm@ustc.edu.cn)

DOI:10.15541/jim20200635

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Sample ID, Hall coefficients, carrier concentrations and mobilities at room temperature for (PbTe)1-x-y(PbS)x(Sb2Se3)y

Table 1. Sample ID, Hall coefficients, carrier concentrations and mobilities at room temperature for (PbTe)1-x-y(PbS)x(Sb2Se3)y

Table 1. Sample ID, Hall coefficients, carrier concentrations and mobilities at room temperature for (PbTe)_1-_x-y(PbS)_x(Sb₂Se₃)_y

Table 1. Sample ID, Hall coefficients, carrier concentrations and mobilities at room temperature for (PbTe)_1-_x-y(PbS)_x(Sb₂Se₃)_y