Performance of Functionally Graded Thermoelectric Materials and Devices: A Review

Performance of Functionally Graded Thermoelectric Materials and Devices: A Review Journal of ELECTRONIC MATERIALS https://doi.org/10.1007/s11664-018-6402-7 2018 This is a U.S. government work and its text is not subject to copyright protection in the United States; however, its text may be subject to foreign copyright protection Performance of Functionally Graded Thermoelectric Materials and Devices: A Review 1,3 1 2 CORSON L. CRAMER, HSIN WANG, and KAKA MA 1.—Manufacturing Demonstration Facility, Oak Ridge National Laboratories, 1 Bethel Valley Road, P.O. Box 2008, Oak Ridge, TN 37831, USA. 2.—Colorado State University, Fort Collins, CO 80626, USA. 3.—e-mail: cramercl@ornl.gov Direct energy conversion using thermoelectric generators (TEGs) is a research area of growing interest because of its potential for increasing energy effi- ciency. Bulk thermoelectric modules are used widely in industry as Peltier cooling devices. Currently, only bismuth telluride modules are commercially available for power generation. Significant efforts have been put into explor- ing promising materials and techniques to improve the figure of merit (zT)at laboratory scale (5–20 g). A variety of techniques have been investigated to improve the output and useful temperature range for common industrial TEGs made from bulk polycrystalline materials including segmentation, geometric pinning, and property gradients. However, the improvement in zT at device level (500–1000 g and up) is exceptionally http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Electronic Materials Springer Journals

Performance of Functionally Graded Thermoelectric Materials and Devices: A Review

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Publisher
Springer US
Copyright
Copyright © 2018 by This is a U.S. government work and its text is not subject to copyright protection in the United States; however, its text may be subject to foreign copyright protection
Subject
Materials Science; Optical and Electronic Materials; Characterization and Evaluation of Materials; Electronics and Microelectronics, Instrumentation; Solid State Physics
ISSN
0361-5235
eISSN
1543-186X
D.O.I.
10.1007/s11664-018-6402-7
Publisher site
See Article on Publisher Site

Abstract

Journal of ELECTRONIC MATERIALS https://doi.org/10.1007/s11664-018-6402-7 2018 This is a U.S. government work and its text is not subject to copyright protection in the United States; however, its text may be subject to foreign copyright protection Performance of Functionally Graded Thermoelectric Materials and Devices: A Review 1,3 1 2 CORSON L. CRAMER, HSIN WANG, and KAKA MA 1.—Manufacturing Demonstration Facility, Oak Ridge National Laboratories, 1 Bethel Valley Road, P.O. Box 2008, Oak Ridge, TN 37831, USA. 2.—Colorado State University, Fort Collins, CO 80626, USA. 3.—e-mail: cramercl@ornl.gov Direct energy conversion using thermoelectric generators (TEGs) is a research area of growing interest because of its potential for increasing energy effi- ciency. Bulk thermoelectric modules are used widely in industry as Peltier cooling devices. Currently, only bismuth telluride modules are commercially available for power generation. Significant efforts have been put into explor- ing promising materials and techniques to improve the figure of merit (zT)at laboratory scale (5–20 g). A variety of techniques have been investigated to improve the output and useful temperature range for common industrial TEGs made from bulk polycrystalline materials including segmentation, geometric pinning, and property gradients. However, the improvement in zT at device level (500–1000 g and up) is exceptionally

Journal

Journal of Electronic MaterialsSpringer Journals

Published: May 31, 2018

References

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