Articles with "power factor" as a keyword



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Bendable n-Type Metallic Nanocomposites with Large Thermoelectric Power Factor.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201604752

Abstract: Highly bendable n-type thermoelectric nanocomposites are successfully developed by embedding metallic Ni nanowires within an insulating poly(vinylidene fluoride) (PVDF) matrix in solution. These nanocomposites exhibit an abnormal decoupling of the electrical conductivity and Seebeck coefficient… read more here.

Keywords: power factor; bendable type; metallic nanocomposites; type metallic ... See more keywords

N-Type Organic Thermoelectrics: Improved Power Factor by Tailoring Host-Dopant Miscibility.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201701641

Abstract: In this contribution, for the first time, the polarity of fullerene derivatives is tailored to enhance the miscibility between the host and dopant molecules. A fullerene derivative with a hydrophilic triethylene glycol type side chain… read more here.

Keywords: host dopant; type organic; host; organic thermoelectrics ... See more keywords

Unprecedented Enhancement of Thermoelectric Power Factor Induced by Pressure in Small-Molecule Organic Semiconductors.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201901956

Abstract: Establishing the relationship between pressure and heat-electricity interconversion in van der Waals bonded small-molecule organic semiconductors is critical not only in designing flexible thermoelectric materials, but also in developing organic electronics. Here, based on first-principles… read more here.

Keywords: power factor; small molecule; molecule organic; pressure ... See more keywords

Unconventional Doping Effect Leads to Ultrahigh Average Thermoelectric Power Factor in Cu3 SbSe4 -based Composites.

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Published in 2022 at "Advanced materials"

DOI: 10.1002/adma.202109952

Abstract: Thermoelectric materials are typically highly degenerate semiconductors, which require high carrier concentration. However, the efficiency of conventional doping by replacing host atoms with alien ones is restricted by solubility limit, and more unfavorably, such doping… read more here.

Keywords: unconventional doping; cu3 sbse4; power factor; carrier ... See more keywords

A New Polystyrene–Poly(vinylpyridinium) Ionic Copolymer Dopant for n‐Type All‐Polymer Thermoelectrics with High and Stable Conductivity Relative to the Seebeck Coefficient giving High Power Factor

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202201062

Abstract: A novel n‐type copolymer dopant polystyrene–poly(4‐vinyl‐N‐hexylpyridinium fluoride) (PSpF) with fluoride anions is designed and synthesized by reversible addition–fragmentation chain transfer (RAFT) polymerization. This is thought to be the first polymeric fluoride dopant. Electrical conductivity of… read more here.

Keywords: polystyrene poly; conductivity; power factor; high power ... See more keywords

Modulation Doping Enables Ultrahigh Power Factor and Thermoelectric ZT in n‐Type Bi2Te2.7Se0.3

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202201353

Abstract: Bismuth telluride‐based thermoelectric (TE) materials are historically recognized as the best p‐type (ZT = 1.8) TE materials at room temperature. However, the poor performance of n‐type (ZT≈1.0) counterparts seriously reduces the efficiency of the device.… read more here.

Keywords: type; modulation doping; power factor; type bi2te2 ... See more keywords
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High Seebeck Coefficient and Power Factor in n-Type Organic Thermoelectrics

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Published in 2018 at "Advanced electronic materials"

DOI: 10.1002/aelm.201700501

Abstract: The n-type thermoelectric properties of [6,6]-phenyl-C-61-butyric acid methyl ester (PCBM) are investigated for different solution-based doping methods. A novel inverse-sequential doping method whe ... read more here.

Keywords: high seebeck; factor type; seebeck coefficient; coefficient power ... See more keywords

Scattering Engineering for High Power Factor Semimetals Proved by Shubnikov‐de Haas Oscillation and Anisotropic Resistivity

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Published in 2025 at "Advanced Electronic Materials"

DOI: 10.1002/aelm.202500279

Abstract: The carrier dynamics of the ultra‐high power factor semimetal Ta2PdSe6 are investigated using magnetotransport and anisotropic resistivity measurements. The magnetotransport analysis reveals a pronounced asymmetry in the mobilities of electrons and holes, which plays a… read more here.

Keywords: anisotropic resistivity; power factor; high power;

Large Transverse Thermoelectric Power Factor in Topological Semimetal NbAs2

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Published in 2024 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202400184

Abstract: The distinctive properties of topological semimetals, including linear band dispersion and compensated electron‐hole carriers, have positioned these materials at the forefront of research in power generation and solid‐state cooling due to their remarkable magneto‐thermoelectric performance.… read more here.

Keywords: transverse thermoelectric; topological semimetal; semimetal nbas2; power factor ... See more keywords

Enhanced Thermoelectric Power Factor in Carrier-Type-Controlled Platinum Diselenide Nanosheets by Molecular Charge-Transfer Doping.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202200818

Abstract: 2D transition metal dichalcogenides (TMDCs) have revealed great promise for realizing electronics at the nanoscale. Despite significant interests that have emerged for their thermoelectric applications due to their predicted high thermoelectric figure of merit, suitable… read more here.

Keywords: charge transfer; power factor; power; thermoelectric power ... See more keywords

Estimating power factor of induction motors at any loading conditions using support vector regression (SVR)

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Published in 2018 at "Electrical Engineering"

DOI: 10.1007/s00202-018-0723-7

Abstract: AbstractThree-phase induction motors are industrial work horses known as inductive loads. Inductive loads always create low power factor due to consuming more reactive power. Low power factor not only makes a penalty charge for costumers,… read more here.

Keywords: power factor; reactive power; induction motors; power ... See more keywords