نتایج جستجو برای: thermoelectric power

تعداد نتایج: 494595  

Solid-state energy conversion technologies such as thermoelectric refrigeration and power generation require materials with low thermal conductivity yet high electrical conductivity and Seebeck coefficiency. Although semiconductors are the best thermoelectric materials, they rarely have the such features. Nanostructures such as superlattices, quantum wires, and quantum dots provide novel method...

2002
Ralph D. Lorenz

1 IEEEAC paper #1055, Updated November 15, 2002 0-7803-7651-X/03/$17.00 © 2003 IEEE Abstract—A technique for electrical power generation for planetary exploration applications using thermoelectric conversion of subsurface heat flows is described. Sufficiently shallow vehicles can exploit the diurnal temperature cycle as heat flows in and out of the soil the converter exploits the temperature gr...

Journal: :Nanoscale 2015
Atsuko Kosuga Yasuyuki Yamamoto Moe Miyai Mie Matsuzawa Yushi Nishimura Shimpei Hidaka Kohei Yamamoto Shin Tanaka Yojiro Yamamoto Shiho Tokonami Takuya Iida

A photothermal film (PTF) with densely assembled gold nanoparticle-fixed beads on a polymer substrate is fabricated. Remarkably, a temperature rise higher than 40 °C is achieved in the PTF with only 100 seconds of artificial solar irradiation, and the output power of the thermoelectric device was enhanced to be one order higher than that without PTF. These results will pioneer a rapid solar the...

Journal: :Advanced materials 2016
Suhao Wang Hengda Sun Ujwala Ail Mikhail Vagin Per O Å Persson Jens W Andreasen Walter Thiel Magnus Berggren Xavier Crispin Daniele Fazzi Simone Fabiano

Ladder-type "torsion-free" conducting polymers (e.g., polybenzimidazobenzophenanthroline (BBL)) can outperform "structurally distorted" donor-acceptor polymers (e.g., P(NDI2OD-T2)), in terms of conductivity and thermoelectric power factor. The polaron delocalization length is larger in BBL than in P(NDI2OD-T2), resulting in a higher measured polaron mobility. Structure-function relationships ar...

2002

During the 1990s there was a heightened interest in the field of thermoelectrics driven by the need for more efficient materials for electronic refrigeration and power generation (Nolas et al. 2002, Tritt et al. 2000a, Tritt et al. 1998, Tritt et al. 1997). Proposed industrial and military applications of thermoelectric (TE) materials are generating increased activity in this field by demanding...

2016
Heechan Kim Sangchul Roh

OBJECTIVES This study aimed to evaluate the relationship between residential district of people, such as power plant, steel-mill and petrochemical industries, and health-related quality of life (HRQoL). METHODS Using a cross-sectional study design, we randomly recruited participants for our study from industrial areas (thermoelectric power plant, steel-mill, petrochemical industry) and rural ...

2014
Neophytos Neophytou Hans Kosina

We investigate the effect of electrostatic gating on the thermoelectric power factor of p-type Si nanowires (NWs) of up to 20nm in diameter in the [100], [110] and [111] crystallographic transport orientations. We use atomistic tight-binding simulations for the calculation of the NW electronic structure, coupled to linearized Boltzmann transport equation for the calculation of the thermoelectri...

2015
P. Mullen J. Siviter A. Montecucco A. R. Knox

This paper presents the electrical and thermal design of a thermoelectric energy harvester power system and its characterisation. The energy harvester is powered by a single Thermoelectric Generator (TEG) of 449 couples connected via a power conditioning circuit to an embedded processor. The aim of the work presented in this paper is to experimentally confirm the lowest ΔT measured across the T...

2016
Kaleru Sai Kiran Prathibha Bharathi

To design and analyse a model that can utilize the waste heat energy from various sources like heat energy obtained the car engines exhaust system and to convert obtained heat energy into electricity for multipurpose use in automobiles. Many considerations have been taken to make this system economical, easy to implement and does not produce any burden on car efficiency or engine efficiency. Th...

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