Search Results - "Poudeu, Pierre P."

Simultaneous Large Enhancements in Thermopower and Electrical Conductivity of Bulk Nanostructured Half-Heusler Alloys by Makongo, Julien P. A, Misra, Dinesh K, Zhou, Xiaoyuan, Pant, Aditya, Shabetai, Michael R, Su, Xianli, Uher, Ctirad, Stokes, Kevin L, Poudeu, Pierre F. P

“…Large reductions in the thermal conductivity of thermoelectrics using nanostructures have been widely demonstrated. Some enhancements in the thermopower…”
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Nanoscale Engineering of Polymorphism in Cu2Se-Based Composites by Lu, Ruiming, Olvera, Alan, Bailey, Trevor P, Uher, Ctirad, Poudeu, Pierre F. P

“…Crystal polymorphism selection during synthesis is extremely challenging. However, promoting the formation of a specific metastable polymorph enables…”
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Semiconducting High-Entropy Chalcogenide Alloys with Ambi-ionic Entropy Stabilization and Ambipolar Doping by Deng, Zihao, Olvera, Alan, Casamento, Joseph, Lopez, Juan S, Williams, Logan, Lu, Ruiming, Shi, Guangsha, Poudeu, Pierre F. P, Kioupakis, Emmanouil

“…Entropy stabilization is a novel materials-design paradigm to realize new compounds with widely tunable properties. However, almost all entropy-stabilized…”
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Nanostructures versus Solid Solutions:  Low Lattice Thermal Conductivity and Enhanced Thermoelectric Figure of Merit in Pb9.6Sb0.2Te10-xSex Bulk Materials by POUDEU, Pierre F. P., D'ANGELO, Jonathan, KONG, Huijun, DOWNEY, Adam, SHORT, Jarrod L., PCIONEK, Robert, HOGAN, Timothy P., UHER, Ctirad, KANATZIDIS, Mercouri G.

“…The series of Pb(9.6)Sb(0.2)Te(10)(-)(x)Se(x) compounds with different Se content (x) were prepared, and their structure was investigated at the atomic and…”
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Mercouri G. Kanatzidis: Excellence and Innovations in Inorganic and Solid-State Chemistry by Arachchige, Indika U, Armatas, Gerasimos S, Biswas, Kanishka, Subrahmanyam, Kota S, Latturner, Susan, Malliakas, Christos D, Manos, Manolis J, Oh, Youngtak, Polychronopoulou, Kyriaki, P. Poudeu, Pierre. F, Trikalitis, Pantelis N, Zhang, Qichun, Zhao, Li-Dong, Peter, Sebastian C

“…Over the last 3–4 decades, solid-state chemistry has emerged as the forefront of materials design and development. The field has revolutionized into a…”
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Pb7Bi4Se13: A Lillianite Homologue with Promising Thermoelectric Properties by Olvera, Alan, Shi, Guangsha, Djieutedjeu, Honore, Page, Alexander, Uher, Ctirad, Kioupakis, Emmanouil, Poudeu, Pierre F. P

“…Pb7Bi4Se13 crystallizes in the monoclinic space group C2/m (No. 12) with a = 13.991(3) Å, b = 4.262(2) Å, c = 23.432(5) Å, and β = 98.3(3)° at 300 K. In its…”
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Toward the predictive discovery of ambipolarly dopable ultra-wide-band-gap semiconductors: The case of rutile GeO2 by Chae, Sieun, Mengle, Kelsey, Bushick, Kyle, Lee, Jihang, Sanders, Nocona, Deng, Zihao, Mi, Zetian, Poudeu, Pierre F. P., Paik, Hanjong, Heron, John T., Kioupakis, Emmanouil

“…Ultrawide-band-gap (UWBG) semiconductors are promising for fast, compact, and energy-efficient power-electronics devices. Their wider band gaps result in…”
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CuAlSe2 Inclusions Trigger Dynamic Cu+ Ion Depletion from the Cu2Se Matrix Enabling High Thermoelectric Performance by Lu, Ruiming, Olvera, Alan, Bailey, Trevor P, Uher, Ctirad, Poudeu, Pierre F. P

“…Atomic-scale incorporation of CuAlSe2 inclusions within the Cu2Se matrix, achieved through a solid-state transformation of CuSe2 template precursor using…”
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Large Enhancements of Thermopower and Carrier Mobility in Quantum Dot Engineered Bulk Semiconductors by Liu, Yuanfeng, Sahoo, Pranati, Makongo, Julien P. A, Zhou, Xiaoyuan, Kim, Sung-Joo, Chi, Hang, Uher, Ctirad, Pan, Xiaoqing, Poudeu, Pierre F. P

“…The thermopower (S) and electrical conductivity (σ) in conventional semiconductors are coupled adversely through the carriers’ density (n) making it difficult…”
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Ultrafine Interwoven Dendritic Cu2Se/CuFeSe2 Composites with Enhanced Thermoelectric Performance by Lu, Ruiming, Bailey, Trevor P, Uher, Ctirad, Poudeu, Pierre F. P

“…As an effort to develop high-performance and stable copper chalcogenide thermoelectrics, several (1 – x)­Cu2Se/(x)­CuFeSe2 composites were successfully…”
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Lone-Electron-Pair Micelles Strengthen Bond Anharmonicity in MnPb16Sb14S38 Complex Sulfosalt Leading to Ultralow Thermal Conductivity by Dawahre, Lamia, Lu, Ruiming, Djieutedjeu, Honore, Lopez, Juan, Bailey, Trevor P, Buchanan, Brandon, Yin, Zhixiong, Uher, Ctirad, Poudeu, Pierre F. P

“…Designing crystalline solids in which intrinsically and extremely low lattice thermal conductivity mainly arises from their unique bonding nature rather than…”
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High Thermoelectric Figure of Merit and Nanostructuring in Bulk p-type Na1−xPbmSbyTem+2 by Poudeu, Pierre F. P., D'Angelo, Jonathan, Downey, Adam D., Short, Jarrod L., Hogan, Timothy P., Kanatzidis, Mercouri G.

“…Worthy of merit: The new class of nanostructured p‐type thermoelectrics Na1−xPbmSbyTem+2 is reported. The exceptionally high thermoelectric figures of merit ZT…”
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Geometrical Spin Frustration and Ferromagnetic Ordering in (Mn x Pb2–x )Pb2Sb4Se10 by Poudeu, Pierre F. P, Djieutedjeu, Honore, Ranmohotti, Kulugammana G. S, Makongo, Julien P. A. M, Takas, Nathan

“…Engineering the atomic structure of an inorganic semiconductor to create isolated one-dimensional (1D) magnetic subunits that are embedded within the…”
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Insights on the Synthesis, Crystal and Electronic Structures, and Optical and Thermoelectric Properties of Sr1–xSbxHfSe3 Orthorhombic Perovskite by Moroz, Nicholas A., Bauer, Christopher, Williams, Logan, Olvera, Alan, Casamento, Joseph, Page, Alexander A., Bailey, Trevor P., Weiland, Ashley, Stoyko, Stanislav S., Kioupakis, Emmanouil, Uher, Ctirad, Aitken, Jennifer A., Poudeu, Pierre P.

“…We report single-phase polycrystalline powders of Sr1–xSbxHfSe3 (x = 0, 0.005, 0.01), a new member of the chalcogenide perovskites, were synthesized using a…”
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Enhanced Thermoelectric Performance of Bi0.46Sb1.54Te3 Nanostructured with CdTe by Tao, Qirui, Deng, Rigui, Li, Junjie, Yan, Yonggao, Su, Xianli, Poudeu, Pierre F P, Tang, Xinfeng

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Carrier Mobility Modulation in Cu 2 Se Composites Using Coherent Cu 4 TiSe 4 Inclusions Leads to Enhanced Thermoelectric Performance by Chen, Yixuan, Zhang, Yinying, Uher, Ctirad, Poudeu, Pierre F P

“…Carrier transport engineering in bulk semiconductors using inclusion phases often results in the deterioration of carrier mobility (μ) owing to enhanced…”
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Carrier Mobility Modulation in Cu2Se Composites Using Coherent Cu4TiSe4 Inclusions Leads to Enhanced Thermoelectric Performance by Chen, Yixuan, Zhang, Yinying, Uher, Ctirad, Poudeu, Pierre F. P.

“…Carrier transport engineering in bulk semiconductors using inclusion phases often results in the deterioration of carrier mobility (μ) owing to enhanced…”
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Native Defects Hybridization and Electronic Transport in Cu2Se‐CuGaSe2 Hierarchical Composites by Yin, Zhixiong, Zhang, Yinying, Huang, Yiqiao, Schwarz, Johnathan, Xi, Zhucong, Uher, Ctirad, Hovden, Robert, Qi, Liang, Poudeu, Pierre F. P.

“…Engineering the energy distribution of electronic defects in semiconductors can afford the coexistence of degenerate and nondegenerate transport behavior. By…”
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Microstructure and thermal conductivity of surfactant-free NiO nanostructures by Sahoo, Pranati, Misra, Dinesh K., Salvador, Jim, Makongo, Julien P.A., Chaubey, Girija S., Takas, Nathan J., Wiley, John B., Poudeu, Pierre F.P.

“…High purity, nanometer sized surfactant-free nickel oxide (NiO) particles were produced in gram scale using a solution combustion method and characterized by…”
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CuAlSe 2 Inclusions Trigger Dynamic Cu + Ion Depletion from the Cu 2 Se Matrix Enabling High Thermoelectric Performance by Lu, Ruiming, Olvera, Alan, Bailey, Trevor P, Uher, Ctirad, Poudeu, Pierre F P

“…Atomic-scale incorporation of CuAlSe inclusions within the Cu Se matrix, achieved through a solid-state transformation of CuSe template precursor using…”
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