Browsing B6 – LU institūti un aģentūras / Institutes and agencies of the UL by Title
Now showing items 902-921 of 1025
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Text in Contemporary Theatre: The Baltics within the World Experience
(Cambridge Scholars Publishing, 2013) -
Tērvetes pilskalna akmens lejamveidnes
(2017-11-22) -
Theodore Celms’s Critique of Husserl’s Transcendental Phenomenology.
(Franciscan University of Steubenville, 2012) -
Theoretical and Experimental Study of (Ba,Sr)TiO 3 Perovskite Solid Solutions and BaTiO 3 /SrTiO 3 Heterostructures
(American Chemical Society, 2019)The results of experimental and theoretical ab initio study of structural and piezoelectric properties of (Ba,Sr)TiO3 perovskite solid solutions are discussed and compared. Experimentally, plate-like (Ba,Sr)TiO3 particles ... -
Theoretical Development of Polymer-Based Integrated Lossy-Mode Resonance Sensor for Photonic Integrated Circuits
(MDPI, 2022)A promising phenomenon such as lossy-mode resonance (LMR) is of great interest in sensor applications. Until now, this phenomenon has been shown only in fibers or planar waveguides; however, given the rapid development of ... -
Theoretical investigations of nitrogen doping on Co 3 O 4 for water dissociation catalytically activity
(Institute of Physics Publishing, 2018)We report the results of theoretical investigations of nitrogen doping on Co 3 O 4 (100) bulk by means of the plane-wave periodic density functional theory (DFT) calculations combined with the Hubbard-U approach and ... -
Theoretical Study on (n,n)-Nanotubes Rolled-up from B/N Substituted Me-Graphene
(MDPI, 2023)In this work, the (𝑛,𝑛) -type nanotube systems rolled up from the B/N substituted Me-graphene (i.e., Me-CBNT and Me-CNN, respectively) were investigated with the aid of the density functional theory (DFT). Due to the ... -
Theoretical study on hydrogen storage capacity of expanded h-BN systems
(Elsevier, 2017)In this work, the hydrogen storage capacity of the expanded hexagonal Boron Nitride (eh-BN) systems has been presented. We have employed a new equation of state (EOS) for hydrogen gas to figure out the hydrogen density ... -
Thermal annealing and transformation of dimer F centers in neutron-irradiated Al2O3 single crystals
(Elsevier B.V., 2021)The precise study of the thermal annealing of the F2-type dimer defects, being under discussion in the literature for a long time and responsible for the number of absorption bands below 4.5 eV, has been performed in ... -
Thermal disorder and correlation effects in anti-perovskite-type copper nitride
(Elsevier Ltd, 2017)Reverse Monte Carlo simulations coupled with evolutionary algorithm were employed for the analysis of the temperature dependent (10–300 K) Cu K-edge extended X-ray absorption fine structure (EXAFS) spectra of polycrystalline ... -
Thermal Oxidation of Tungsten Coatings for Detection by Infrared Spectrometry Method
(IOP Publishing, 2023)Physical vapor deposition (PVD) of metallic thin films is used extensively in the fabrication of semiconductor technology devices - use as of lately for them have grown. Tungsten (W) is a low resistivity, refractory metal, ... -
Thermally induced fading of Mn-doped YAP nanoceramic
(Institute of Physics Publishing, 2018) -
Thermodynamic stability of non-stoichiometric SrFeO 3-δ : a hybrid DFT study
(Royal Society of Chemistry, 2019)SrFeO3-δ is mixed ionic-electronic conductor with complex magnetic structure which reveals also colossal magnetoresistance effect. This material and its solid solutions are attractive for various spintronic, catalytic and ... -
Thermodynamic stability of stoichiometric BiFeO3 : hybrid DFT study
(Royal Society of Chemistry, 2017)BiFeO3 perovskite attracts great attention due to its multiferroic properties and potential use as a parent material for Bi1-xSrxFeO3-δ and Bi1-xSrxFe1-yCoyO3-δ solid solutions in intermediate temperature cathodes of oxide ... -
Thermoluminescence Response of AlN+Y2O3 Ceramics to Sunlight and X-Ray Irradiation
(De Gruyter, 2021)AlN is a wide band gap material with promising properties for dosimetric applications, especially in UV dosimetry. In the present research, the thermoluminescence method is used in order to better understand ... -
Thermoluminescent and Dosimetric Properties of Zirconium Dioxide Ceramics Irradiated with High Doses of Pulsed Electron Beam
(MDPI, 2023)Thermoluminescent (TL) properties of monoclinic zirconium dioxide ceramics were studied in order to assess the possibility of their use for measuring high doses (on the order of kGy) of pulsed electron beams (130 keV). Two ... -
Thermostimulated luminescence of plasma electrolytic oxidation coatings on 6082 aluminium surface
(Elsevier Ltd, 2019)For decades, plasma electrolytic oxidation (PEO) coatings are actively studied and applied to protect the surface of various valve metals from chemical or mechanical damage. However, over the last couple of years intense ... -
The Grain Boundary Wetting Phenomena in the Ti‐Containing High‐Entropy Alloys: A Review
(MDPI, 2021)In this review, the phenomenon of grain boundary (GB) wetting by melt is analyzed for multicomponent alloys without principal components (also called high-entropy alloys or HEAs) containing titanium. GB wetting can be ... -
Thickness-dependent properties of ultrathin bismuth and antimony chalcogenide films formed by physical vapor deposition and their application in thermoelectric generators
(Elsevier B.V., 2021)In this work, a simple cost-effective physical vapor deposition method for obtaining high-quality Bi2Se3 and Sb2Te3 ultrathin films with thicknesses down to 5 nm on mica, fused quartz, and monolayer graphene substrates is ... -
Thin film organic thermoelectric generator based on tetrathiotetracene
(Wiley-VCH Verlag, 2017)Thin films of p- and n- type organic semiconductors for thermo-electrical (TE) applications are produced by doping of tetrathiotetracene (TTT). To obtain p-type material TTT is doped with iodine during vacuum deposition ...