Search Results - "Nolas, George"

Better thermoelectrics through glass-like crystals by Beekman, Matt, Morelli, Donald T., Nolas, George S.

“…Twenty years ago, the 'phonon-glass, electron-crystal' concept changed thinking in thermoelectric materials research, resulting in new high-performance…”
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Synthesis and Characterization of Nanostructured Stannite Cu2ZnSnSe4 and Ag2ZnSnSe4 for Thermoelectric Applications by Wei, Kaya, Nolas, George S

“…Cu2ZnSnSe4 and Ag2ZnSnSe4 nanocrystals were synthesized by a colloidal synthesis route and subsequently densified to form dense polycrystalline bulk specimens…”
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Zintl Phases as Reactive Precursors for Synthesis of Novel Silicon and Germanium-Based Materials by Beekman, Matt, Kauzlarich, Susan M, Doherty, Luke, Nolas, George S

“…Recent experimental and theoretical work has demonstrated significant potential to tune the properties of silicon and germanium by adjusting the mesostructure,…”
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Enhanced thermoelectric properties of polymer/inorganic bulk composites through EG treatment and spark plasma sintering processing by Wei, Kaya, Nolas, George S.

“…Doping and consolidation processing of poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) were investigated in an effort to improve the…”
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Laser additive manufacturing of powdered bismuth telluride by Zhang, Haidong, Hobbis, Dean, Nolas, George S., LeBlanc, Saniya

“…Traditional manufacturing methods restrict the expansion of thermoelectric technology. Here, we demonstrate a new manufacturing approach for thermoelectric…”
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The effect on the optical modes of quaternary chalcogenides upon metal and chalcogen substitution by Souna, Amanda J., Wei, Kaya, Nolas, George S.

“…Raman-scattering spectra of polycrystalline Cu2ZnSnSe4, Ag2ZnSnSe4, and Cu2CdSnTe4 were investigated in order to investigate the vibrational modes upon…”
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Synthesis and thermoelectric properties of Cu excess Cu2ZnSnSe4 by Dong, Yongkwan, Wang, Hsin, Nolas, George S.

“…Quaternary stannites with an excess of copper were successfully synthesized by reacting the constituent elements and subsequent solid state annealing, followed…”
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Synthesis, Structure, Te Alloying, and Physical Properties of CuSbS2 by Hobbis, Dean, Wei, Kaya, Wang, Hsin, Martin, Joshua, Nolas, George S

“…Materials with very low thermal conductivities continue to be of interest for a variety of applications. We synthesized CuSbS2 employing a mechanical alloying…”
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Europium Clustering and Glassy Magnetic Behavior in Inorganic Clathrate-VIII Eu8Ga16Ge30 by Pérez, Nicolás, Sahoo, Manaswini, Schierning, Gabi, Nielsch, Kornelius, Nolas, George S.

“…The temperature- and field-dependent, electrical and thermal properties of inorganic clathrate-VIII Eu8Ga16Ge30 were investigated. The type VIII clathrates…”
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BC8 Silicon (Si-III) is a Narrow-Gap Semiconductor by Zhang, Haidong, Liu, Hanyu, Wei, Kaya, Kurakevych, Oleksandr O, Le Godec, Yann, Liu, Zhenxian, Martin, Joshua, Guerrette, Michael, Nolas, George S, Strobel, Timothy A

“…Large-volume, phase-pure synthesis of BC8 silicon (Ia3[over ¯], cI16) has enabled bulk measurements of optical, electronic, and thermal properties. Unlike…”
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Transport Properties of GdTe1.8–xAsx (x = 0, 0.04) by Poddig, Hagen, Hobbis, Dean, Alzahrani, Noha, Doert, Thomas, Nolas, George S.

“…Phase‐pure polycrystalline samples of GdTe1.8 and GdTe1.76As0.04 were synthesized by reacting Gd2Te3 with elemental Te and As, employing a small amount of I2…”
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Bournonite PbCuSbS3: Stereochemically Active Lone-Pair Electrons that Induce Low Thermal Conductivity by Dong, Yongkwan, Khabibullin, Artem R., Wei, Kaya, Salvador, James R., Nolas, George S., Woods, Lilia M.

“…An understanding of the structural features and bonding of a particular material, and the properties these features impart on its physical characteristics, is…”
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Thermal and Electronic Properties of Ba2MnSe3 by Ojo, Oluwagbemiga P, Gunatilleke, Wilarachchige D C B, Biacchi, Adam J, Wang, Hsin, Nolas, George S

“…The structural, thermal, and electronic properties of Ba2MnSe3 were investigated. Analysis of the low-temperature heat capacity revealed a low Debye…”
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Thermal and Electrical Conductivity of Size‐Tuned Bismuth Telluride Nanoparticles by Dirmyer, Matthew R., Martin, Joshua, Nolas, George S., Sen, Ayusman, Badding, John V.

“…Size‐tuned thiol‐capped bismuth telluride nanoparticles (see image) are synthesized and annealed to make phase‐pure nanostructured material. These materials…”
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Thermal and Electronic Properties of Ba 2 MnSe 3 by Ojo, Oluwagbemiga P, Gunatilleke, Wilarachchige D C B, Biacchi, Adam J, Wang, Hsin, Nolas, George S

“…The structural, thermal, and electronic properties of Ba MnSe were investigated. Analysis of the low-temperature heat capacity revealed a low Debye temperature…”
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Wittichenite Cu3BiS3: Synthesis and Physical Properties by Wei, Kaya, Hobbis, Dean, Wang, Hsin, Nolas, George S.

“…Polycrystalline Cu 3 BiS 3 was synthesized and densified using hot pressing in order to investigate the physical properties of this material. Both the thermal…”
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Thermal properties of BaCu2SnQ4 (Q = S, Se) quaternary chalcogenides by Gunatilleke, Wilarachchige D. C. B., May, Andrew F., Wang, Hsin, Nolas, George S.

“…Quaternary chalcogenides form in different structure types and compositions and are of scientific interest, while their diversity of physical properties…”
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Electronic and Thermal Properties of the Cation Substitution-Derived Quaternary Chalcogenide CuInSnSe4 by Ojo, Oluwagbemiga P., Ma, Long, Gunatilleke, Wilarachchige D. C. B., May, Andrew F., Woods, Lilia M., Nolas, George S.

“…Quaternary chalcogenides continue to be of interest for a variety of technological applications, with physical properties stemming from their structural…”
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Synthesis and Structural Characterization of Single-Crystal K7.5Si46 and K17.8Si136 Clathrates by Stefanoski, Stevce, Nolas, George S

“…Selective single-crystal growth of clathrate-I K7.5Si46 and clathrate-II K17.8Si136 was achieved from the precursor K4Si4 by reaction of the vapor phase with…”
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Erratum: “Thermal properties of BaCu2SnQ4 (Q = S, Se) quaternary chalcogenides” [Appl. Phys. Lett. 117, 092101 (2020)] by Gunatilleke, Wilarachchige D. C. B., May, Andrew F., Wang, Hsin, Nolas, George S.

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