-
81
Large thermoelectric power factor from crystal symmetry-protected non-bonding orbital in half-Heuslers
Published 2018“…Recent advancements in thermoelectric materials have achieved enhanced Seebeck coefficient by manipulating the electronic band structure. However, this approach generally applies at relatively low conductivities, preventing the realization of exceptionally high-power factors. …”
Get full text
Get full text
Get full text
Get full text
Get full text
Get full text
Article -
82
Mechanically exfoliated MoS2 nanoflakes for optimizing the thermoelectric performance of SrTiO3-based ceramic composites
Published 2022-07-01“…After mixed with La and Nb co-doped SrTiO3 (SLNT) powder, the MoS2/SLNT composites are fabricated by spark plasma sintering. It is found that the heterojunctions formed at MoS2/SLNT interfaces with proper band offset can effectively scatter the low-energy electrons, resulting in enhanced Seebeck coefficient without significantly undermining the electrical conductivity. …”
Get full text
Article -
83
Hf-Doping Effect on the Thermoelectric Transport Properties of <i>n</i>-Type Cu<sub>0.01</sub>Bi<sub>2</sub>Te<sub>2.7</sub>Se<sub>0.3</sub>
Published 2020-07-01“…Polycrystalline bulks of Hf-doped Cu<sub>0.01</sub>Bi<sub>2</sub>Te<sub>2.7</sub>Se<sub>0.3</sub> are prepared via a conventional melt-solidification process and subsequent spark plasma sintering technology, and their thermoelectric performances are evaluated. …”
Get full text
Article -
84
Multimode absorption spectroscopy of CO and CO2 gas mixtures
Published 2013“…</p> <p>A laser was designed and constructed to emit a multimode spectrum in the region of 1.57um to take advantage of the spectral overlap of the second vibrational overtone of CO and the combination band 3ν1 + ν3 of CO2. The laser consisted of a semi-confocal cavity employing an Er:Yb glass chip as the gain medium. …”
Thesis -
85
New Chalcogenide Glass-Ceramics Based on Ge-Zn-Se for IR Applications
Published 2022-07-01“…The color of the first two sintered samples is black (the band gap values are 0.42 and 0.79 eV), while d_GZSe-3 is red (E<sub>g</sub> is 1.37 eV) and is transparent in IR domain. …”
Get full text
Article -
86
Raman Spectroscopy Imaging of Exceptional Electronic Properties in Epitaxial Graphene Grown on SiC
Published 2020-11-01“…We have identified the Raman bands signature of graphene for different layers number. …”
Get full text
Article -
87
Study on the Targeted Improvement Mechanism of the Carrier Concentration and Mobility of BiCuSeO Ceramics
Published 2023-09-01“…Al was adopted to dope into the BiCuSeO matrix, aiming to adjust the carrier mobility through energy band adjustment. The results show that Al doping would widen the bandgap and enhance the carrier mobility of BiCuSeO. …”
Get full text
Article -
88
Study on Enhancing the Thermoelectric Stability of the β-Cu<sub>2</sub>Se Phase by Mn Doping
Published 2023-07-01“…In this study, we prepared Cu<sub>2−x</sub>Mn<sub>x</sub>Se (x = 0, 0.02, 0.04 and 0.06) series bulk materials by vacuum melting–annealing and sintered by spark plasma sintering (SPS). We investigated the effects of Mn doping on the composition, microstructure, band structure, scattering mechanism, thermoelectric properties, and stability of Cu<sub>2</sub>Se. …”
Get full text
Article -
89
Real-Time Vehicle Roll Angle Estimation Based on Neural Networks in IoT Low-Cost Devices
Published 2018-07-01“…To fulfil these objectives, an experimental environment was set up, composed of a van with two set of low-cost kits, one including a Raspberry Pi 3 Model Band the other having an Intel Edison System on Chip linked to a SparkFun 9 Degrees of Freedom module. …”
Get full text
Article -
90
A novel multicore Er/Yb co-doped microstructured optical fiber amplifier with peanut-shaped air holes cladding
Published 2024-02-01“…To the best of our knowledge, this is the first time to realize high performance telecommunication band amplification in a multicore microstructure fiber.…”
Get full text
Article -
91
Stress redistribution in individual ultrathin strained silicon nanowires: a high-resolution polarized Raman study
Published 2013-01-01“…Strain nano-engineering provides valuable opportunities to create high-performance nanodevices by a precise tailoring of semiconductor band structure. Achieving these enhanced capabilities has sparked a surge of interest in controlling strain on the nanoscale. …”
Get full text
Article -
92
Enhanced thermoelectric properties of n-type Bi<sub>2</sub>O<sub>2</sub>Se by KCl doping
Published 2023-09-01“…Herein, we introduce KCl into Bi<sub>2</sub>O<sub>2</sub>Se, synthesized by solid-state reaction and spark plasma sintering method, to improve its TE properties. …”
Get full text
Article -
93
Ultralow thermal conductivity and high-temperature thermoelectric performance in n-type K₂.₅Bi₈.₅Se₁₄
Published 2022“…The undoped material exhibits n-type character and a figure of merit (ZT) value of 0.67 at 873 K. Electronic band structure calculations indicate that K2.5Bi8.5Se14 is an indirect bandgap semiconductor with multiple conduction bands close to the Fermi level. …”
Get full text
Journal Article -
94
Fermi-Liquid Nonadiabatic Highly Compressed Cesium Iodide Superconductor
Published 2022-11-01“…We also showed that CsI falls into the unconventional superconductors band in the Uemura plot.…”
Get full text
Article -
95
Cycle-to-cycle variation analysis of two-colour PLIF temperature measurements calibrated with laser induced grating spectroscopy in a firing GDI engine
Published 2019“…This work uses a combination of Two-Colour Planar Laser Induced Fluorescence (TC-PLIF) and Laser Induced Grating Spectroscopy (LIGS) to measure the in-cylinder temperature distributions of a firing optically accessible spark ignition engine. TC-PLIF performs 2-D temperature measurements using fluorescence emission in two different wavelength bands but requires calibration under conditions of known temperature, pressure and composition. …”
Conference item -
96
A Global Picture of Molecular Changes Associated to LPS Treatment in THP-1 Derived Human Macrophages by Fourier Transform Infrared Microspectroscopy
Published 2022-11-01“…Intact TDM cells were analysed by Fourier transform infrared (FTIR) microspectroscopy, supported by multivariate analysis, to obtain a snapshot of the molecular events sparked by LPS stimulation in macrophage-like cells. …”
Get full text
Article -
97
Characterisation of plastic zones around crack-tips in pure single-crystal tungsten using electron backscatter diffraction
Published 2009“…Pre-cracks were made in ∼1mm square cross section beams of pure single-crystal tungsten using a spark erosion method. The beams were loaded at different temperatures to a range of stress intensity factors below the fracture toughness. …”
Conference item -
98
Thin Luminous Tracks of Particles Released from Electrodes with A Small Radius of Curvature in Pulsed Nanosecond Discharges in Air and Argon
Published 2023-06-01“…The color of the tracks differs from that of the spark leaders, while the bands of the second positive nitrogen system dominate in the plasma emission spectra during the existence of a diffuse discharge. …”
Get full text
Article -
99
Intelligent Reflecting Surface in 6G Vehicular Communications: A Survey
Published 2022-01-01“…On the other hand, the signals in high frequency bands including Millimeter Wave (mmWave) and Terahertz (THz) can be easily blocked by the obstacles. …”
Get full text
Article -
100
Deformation mechanism and enhanced properties of Cu–TiB2 composites evaluated by the in-situ tensile test and microstructure characterization
Published 2020“…In addition, using in-situ microstructure characterization, twinning with slip bands were confirmed as deformation mechanisms. By increasing the amount of reinforcement to 5 wt%TiB2, strengthening was remarkable while sustaining a considerable elongation. …”
Article