Fega3

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TīmeklisTheir most probable crystal structure is expected to be FeGa3, with semiconducting properties. T... Enhancement of the Thermoelectric Properties of FeGa3-type … Tīmeklis2004. gada 1. maijs · Seebeck coefficient measurements reveal that FeGa3 is n-type material, while the Seebeck coefficient of RuGa3 changes signs rapidly from large positive values to large negative values around 450K. The thermal conductivity of these compounds is estimated to be 3.5Wm−1K−1 at room temperature and decreased to …

Spin dynamics of FeGa3−xGex studied by electron spin resonance

http://www.fega.gob.es/es/el-fega Tīmeklis2004. gada 1. maijs · We report transport properties of polycrystalline TMGa 3 (TM = Fe and Ru) compounds in the temperature range 313K< T <973K. These compounds … fancy computer speakers

Improved thermoelectric properties in heavily doped FeGa3

Tīmeklis2016. gada 11. jūl. · High pressure studies on properties of FeGa3: role of on-site coulomb correlation. High pressure X-ray diffraction measurements have been carried out on the intermetallic semiconductor FeGa and the equation of state for FeGa has been determined. First principles based DFT calculations within the GGA … TīmeklisK. Tiemann and J. Schmand, “Detection of the Various Phases and Phase Transitions of the Iron-Gallium-Systemin the Range of Ga-Concentrations from 25.7 to 28.3 at.% and Temperatures from 20 °C to 720 °C with the Mössbauer Effect,” Z. Naturforsch. A, 33, 644–650 (1978) in German. Tīmeklisgonal FeGa3; and (10) the orthorhombic terminal solid solution, (aGa). Special points of the system are given in Table 1. (Fe) Terminal Phases The melting point of 5Fe is 1538 ~ [82Swa]. The 5Fe yFe and'tFe oaFe transition temperatures are 1394 and 912 ~ respectively [82Swa]. The solubility of Ga in (yFe) fancy computer setup

Phys. Rev. B 89, 104426 (2014) - Interplay between localized and ...

FeGa3 -- a strongly correlated insulator? - NASA/ADS

Tīmeklis2024. gada 1. okt. · 1. Introduction. Ga-based room-temperature liquid metal is a class of multi-functional materials that displays many intriguing and special physicochemical properties [1], [2].In the advanced fourth-generation nuclear plant or accelerator driven sub-critical system, liquid Pb-Bi eutectic alloy is the primary coolant, but displays … Tīmeklis2005. gada 19. apr. · The T-dependent thermal conductivity of FeGa 3 is displayed in Fig. 3.At low temperatures, κ increases with temperature and a maximum appears at around 40 K. This is a typical feature for the reduction of thermal scattering at lower temperatures. The maximum takes place at the temperature where the phonon mean … fancy conceal carry pursesTīmeklis2024. gada 17. nov. · Investigations of the optical properties of intermetallic compounds FeGa3 and RuGa3 in the wavelength range of 0.22−14 μm have been conducted. The spectra of the interband light absorption are interpreted based on comparative analysis of calculated and experimental dispersion dependences of optical conductivity. … corel paintshop pro 19

"Tīmeklis2014. gada 13. maijs · Abstract: The thermoelectric properties of single- and polycrystalline FeGa3 are systematically investigated over a wide temperature range. … " - Fega3

Fega3

Tīmeklis2024. gada 23. jūl. · PDF The semiconducting gap in the FeGa3 intermetallic originates from Fe(3d)/Ga(4p) hybridization. Pressures of 15–20 GPa initiate a disruption of... Find, read and cite all the research you ... Tīmeklis2016. gada 22. jūn. · Our results allowed us to propose the magnetic field-temperature phase diagram for Fe 3 Ga 4 in both bulk and nanostructured forms. The interesting …

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Tīmeklis2024. gada 18. marts · Electronic structure of FeGa3 has been studied using experiments and ab-initio calculations. Magnetization measurements show that FeGa3 is inherently diamagnetic in nature. Our studies indicate that the previously reported magnetic moment on the Fe atoms in FeGa3 is not an intrinsic property of FeGa3, … Tīmeklis2016. gada 11. jūl. · The intermetallic compounds FeGa3 and RuGa3 were prepared from the elements using a Ga flux and their structures were refined from single …

Tīmeklis2024. gada 22. dec. · The intermetallic semiconductor FeGa 3 acquires itinerant ferromagnetism upon electron doping by a partial replacement of Ga with Ge. We studied the electron spin resonance (ESR) Tīmeklis2002. gada 1. apr. · The intermetallic compounds FeGa 3 and RuGa 3 were prepared from the elements using a Ga flux and their structures were refined from single-crystal X-ray data. Both compounds crystallize with the FeGa 3 structure type (tetragonal, space group P4 2 /mnm, Z=4). Electrical resistivity measurements revealed a …

Tīmeklis2012. gada 31. okt. · Ferromagnetic instability in a doped band gap semiconductor FeGa 3 K. Umeo, Y. Hadano, S. Narazu, T. Onimaru, M. A. Avila, and T. Takabatake Phys. Rev. B 86, 144421 ... Tīmeklis2011. gada 25. maijs · Thermoelectric properties of the chemically-doped intermetallic narrow-band semiconductor FeGa 3 are reported. The parent compound shows …

Tīmeklis2015. gada 23. dec. · FeGa 3, a hybridization gap semiconductor, has been substituted with an n-type dopant Ge to form a series of compositions FeGa 3−x Ge x.Electrical …

Tīmeklis2012. gada 20. jūn. · The thermoelectric properties of polycrystalline binary narrow-bandgap intermetallic RuGa 3 and RuIn 3 compounds have been investigated in the temperature range from 373 K to 973 K. These compounds exhibit semiconductor-like transport properties with large Seebeck coefficients of −560 μV/K and 280 μV/K at … corel paint shop pro 2018Tīmeklis2005. gada 19. apr. · It has been predicted by electronic structure calculation that FeGa3 is a hybridization gap semiconductor with the band gap of approximately 0.3–0.5 eV due to the strong hybridization of the Fe-d and Ga-p electrons [1,3]. However, there is a large discrepancy in the electronic and magnetic properties of FeGa3 in experimental … corel paintshop pro 2018 64-bitTīmeklis2015. gada 28. dec. · FeGa3, a hybridization gap semiconductor, has been substituted with an n-type dopant Ge to form a series of compositions FeGa3-xGex. Electrical and thermal transport properties of these ... fancy conclusion startersTīmeklis2016. gada 22. jūn. · Abstract. This work reports on the dimensionality effects on the magnetic behavior of Fe 3 Ga 4 compounds by means of magnetic susceptibility, electrical resistivity and specific heat measurements ... fancy conclusion wordsTīmeklis2024. gada 18. okt. · ABSTRACT. The Curie temperature TC of the weakly ferromagnetic system FeGa 3−y Ge y is investigated by means of isothermal … corel paint shop pro 2018 downloadTīmeklis2024. gada 18. okt. · The Curie temperature T C of the weakly ferromagnetic system FeGa 3−y Ge y is investigated by means of isothermal magnetization experiments. The critical temperature of the ferromagnetic phase transition is estimated by the so-called M 4 plots rather than the Arrott plots technique. The M 4 plots are exploited from the … corel paintshop pro 2Tīmeklis2015. gada 7. okt. · Download a PDF of the paper titled Towards ferromagnetic quantum criticality in FeGa3-xGex: 71Ga NQR as a zero field microscopic probe, by M. Majumder and 6 other authors Download PDF Abstract: 71Ga NQR, magnetization and specific heat measurements have been performed on polycrystalline Ge doped FeGa3 samples. corel paintshop pro 2020 使い方