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Atmospheric transmission algorithm for pulsed X-rays from high-altitude nuclear detonations based on scattering correction
In high-altitude nuclear detonations, the proportion of pulsed X-ray energy can exceed 70%, making it a specific monitoring signal for such events....
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Low temperature specific heat of 12442-type KCa2Fe4As4F2 single crystals
Low-temperature specific heat (SH) is measured for the 12442-type KCa 2 Fe 4 As 4 F 2 single crystal under different magnetic fields. A clear SH jump with...
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Structural and Electrochemical Properties of Ba-doped Li[Ni0.5Mn1.5]O4 Electrode Synthesized by Co-precipitation for 5.0V Lithium-Ion Batteries
Li[Ni 0.5 Mn 1.5 ]O 4 is considered as one of the most attractive cathode materials for high-power battery applications owing to its high operating...
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Lambda (λ) Transition in the Heat Capacity by Finite Block Spin Phenomenology
We explain the lambda (λ) transition in the heat capacity in terms of spin freezing on the basis of finite-sized block spin concepts. Thus, the...
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Molar Heat Capacity of Potassium Alum KAl(SO4)2 ·12H2O at Low Temperatures: Revisited with Determination of the Debye Temperature
Two earlier published experimental data [C. H. Shomate, J. Am. Chem. Soc. 67 , 765 (1945); D. G. Kapadnis and R. Hartmans, Physica 22 , 173 (1956)] of...
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Structural, optical, and thermal properties of MAX-phase Cr2AlB2
First-principles calculations of the structural, optical, and thermal properties of Cr 2 AlB 2 are performed using the pseudopotential plane-wave method...
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Investigation of the full spectrum phonon lifetime in thin silicon films from the bulk spectral phonon mean-free-path distribution by using kinetic theory
Phonon dynamics in nanostructures is critically important to thermoelectric and optoelectronic devices because it determines the transport and other...
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Thermal cycling properties of a lead-free positive temperature coefficient thermistor in the Ba0.97(Bi0.5Na0.5)0.03TiO3 system
A Pb-free PTC (positive temperature coefficient thermistor) heater was developed in the Ba 0.97 (Bi 0.5 Na 0.5 ) 0.03 TiO 3 system especially for automotive...
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Schottky anomaly in a repulsive lattice polymer
We examine the specific heat of a self-avoiding polymer on a square lattice with repulsive interactions, which exhibits the Schottky anomaly, a peak...
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“Phonon” scattering beyond perturbation theory
Searching and designing materials with intrinsically low lattice thermal conductivity (LTC) have attracted extensive consideration in thermoelectrics...
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Heat Capacity of 1D Chains of Atom/Molecule Adsorbates in the Grooves of c-SWNT Bundles
The heat capacity of quasi-one-dimensional (1D) chains of Xe atom/N2molecule adsorbates (C Xe, C N2) in the outer...
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Generalized Schottky anomaly
The Schottky anomaly in the specific heat is one of the most universal phenomena in nature. The generalized Schottky anomaly for the combined system...
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Analytic representation of the dielectric function of GaN for temperatures from 26 to 690 K
We report an analytic expression for the dielectric function ε of GaN as a continuous function of energy from 0.74 to 6.42 eV and of temperature from...
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Angular dependence of the heat capacity in a quantum-dot superlattice with the Zeeman effect in tilted magnetic fields
Extending our previous theoretical framework, we study the heat capacity of a canonical ensemble, including the Zeeman effect, under an incident...
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Low-temperature behavior of the finite-size one-dimensional Ising model and the partition function zeros
In contrast to an infinite chain, the low-temperature expansion of a one-dimensional free-field Ising model has a strong dependence on boundary...
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Structural, thermodynamic and phonon properties of SbSI and SbSBr single crystals
The structural, dynamical and thermodynamic properties of antimony sulfoiodide (SbSI) and antimony sulfobromide (SbSBr) are investigated by using an ab-initio...
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Thermodynamics properties and thermal conductivity of Mg2Pb at high pressure
The thermodynamics properties and thermal conductivity of Mg 2 Pb at high pressures have been calculated by first-principles. The enthalpy of formation...
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Effect of pressure on the field-induced ordered phase in the heavy-fermion compound YbCo2Zn20
The effect of pressure on the field-induced ordered phase for H ‖ 〈111〉 in the heavy-fermion compound YbCo 2 Zn 20 , which is presumably a field-induced...
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Low-temperature thermoelectric properties of the electron-doped perovskites Sr1−x Ca x Ti1−y Nb y O3
We have investigated the thermoelectric (TE) properties for single crystals of the perovskites Sr 1− x Ca x Ti 1− y Nb y O 3 for 0 ≤ x ≤ 0.4 and 0 ≤ y ≤...
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Dielectric function and energy of the E 0 critical point of hexagonal GaN at 26 K studied by using spectroscopic ellipsometry
We report the dielectric function from 0.74 to 6.42 eV of hexagonal GaN at 26 K, along with the energies of its E 0 exciton and critical point. The...