Browsing by Study direction "C02 - Fizika / Physics"
Dabar rodomi įrašai 1-20 iš 61
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A new concept of electronic devices based on type II superconductor YBCO films with channel for motion of magnetic vortice
(14th International Scientific Conference Intelligent Technologies in Logistics and Mechatronics Systems, ITELMS'22, September 15th, 2022, Panevėžys, Lithuania, 2022)The critical superconducting current is one of the most important characteristics of superconducting films if films are applied in low- and high-power superconducting electronic and/or optoelectronic devices. If the ... -
A study on sputtered ultrathin chromium films for optical applications
(Proceedings of SPIE - The International Society for Optical Engineering: Advances in Optical Thin Films VII, 13 September 2021, 2021)Structural, optical, and electrical properties of ultrathin chromium films manufactured using magnetron sputtering were investigated. The films showed pure metallic chromium phase yet their refractive index and extinction ... -
Abrikosovo magnetinių sūkurių prieraišos jėgos valdymas išoriniu magnetiniu lauku ir sūkurių kanalo forma YBCO superlaidininko darinyje
(45-oji Lietuvos nacionalinė fizikos konferencija, 2023 m. spalio 25-27 d., Vilnius : programa ir pranešimų tezės, 2023)Šiame darbe atlikti YBa2Cu3O7-x superlaidžiojo darinio, kurio matmenys 0,3 X 50 X 100 um3 (storis x plotis x ilgis) ir kuriame suformuotas stačiakampės laužtės formos, 5 um pločio kanalas, skirtas Abrikosovo magnetinių ... -
Absorption enhancement in hyperbolic metamaterials by means of magnetic plasma
(Applied sciences: Special issue: The newest research in novel materials, 2021)The main features of surface plasmon polaritons (SPPs) that can propagate in a metamaterial–magnetic plasma structure are studied from theoretical perspectives. Both the conventional and imaginary parts of the dispersion ... -
An asymptotic homogenization formula for complex permittivity and its application
(Advances in the theory of nonlinear analysis and its applications, 2023)The R-linear boundary value problem in a multiply connected domain on a flat torus is considered. This problem is closely related to the Riemann-Hilbert problem on analytic functions. The considered problem arises in the ... -
Angle-dependent AC susceptibility, low-field magnetoresistance and switching behaviour of La0.66Sr0.34MnO3/YSZ(001) films
(Journal of magnetism and magnetic materials, 2022)The La0.66Sr0.34MnO3 (LSMO) films with thickness 200–330 nm have been grown at 750 °C on lattice-mismatched (001)-plane oriented yttria-stabilized zirconia (YSZ) using radio frequency magnetron sputtering technique. The ... -
Application of the metamaterial based approach to detect cancer
(13th International ISAAC Congress, August 2–6, 2021 - Ghent, Belgium : conference programme, 2021)Early detection of a tumor makes it more probable that the patient will, finally, beat the cancer and recover. The main goal of broadly defined cancer diagnostics is to determine whether a patient has a tumor, where it is ... -
Applications of the metamaterial formalism
(Advanced Nanomaterials Congress,(AMC Nano), 24-27 October 2021, Stocholm, Sweden : scientific program [and abstracts], 2021) -
Beam steering with the enhanced semiconductor-based metamaterial hyperprism
(OSA Optical Design and Fabrication 2021 : International Optical Design Conference, 27 June–1 July 2021, Washington, DC, United States, 2021)A semiconductor-based hyperprism structure is presented aiming to seek for the optical switching and beam steering functions. Engineering the doping level of the semiconductor, the beam steering system reaches an adjustable ... -
Beam steering with the enhanced semiconductor‑based hyperprism
(Optical and quantum electronics, 2022)To the best of our knowledge topological change of the iso-frequency surface of hyperbolic metamaterials paves the way for the unique capabilities aiming to engineer propagation of the wave. Herein, an enhanced semiconductor-based ... -
Betoninės modulinės dangos paviršiaus atspindimojo skaisčio tyrimas
(Mokslas – Lietuvos ateitis. Aplinkos inžinerija = Science – Future of Lithuania. Environmental engineering, 2022)Viena iš saugių ir patogių važiavimo automobilių keliais sąlygų yra tinkamai atspindinti ir gerai matoma naktį danga. Kelio dangos paviršiaus skaistis priklauso nuo ant jo krentančio šviesos kiekio ir kelio dangos atspindžio ... -
Biomedical photonics
(2021)Advanced photonics methods for biomedical applications provide researchers and clinicians in universities and industries an overview of novel tools for cancer diagnostics and treatment. Progress in laser development has ... -
Blood plasma stabilized gold nanoclusters for personalized tumor theranostics
(Cancers, 2022)Personalized cancer theranostics has a potential to increase efficiency of early cancer diagnostics and treatment, and to reduce negative side-effects. Protein-stabilized gold nanoclusters may serve as theranostic agents. ... -
Certain analysis of a solid rocket motor (SRM) with modified pentagonal grain configuration
(Solid state technology, 2020)Solid propellant rocket motors (sprms) have the wide range of usage in satellite launchers. SPRM uses solid propellant grains with different types of perforations. using of perforations with cornered shapes (i.e., square, ... -
Certain analysis of a solid rocket motor (SRM) with modified pentagonal grain configuration
(Materials today: proceedings: 2nd International Conference on Sustainable Energy Solutions for a Better Tomorrow (SESBT), 23-24 July 2021, Vellore Institute of Technology, Chennai, India, 2022)Solid propellant rocket motors (SRMs) have wide range of usage in satellite launchers. SRM uses solid propellant grains with different types of perforations. Usage of perforations with cornered shapes (i.e., square, ... -
Competition between direct detection mechanisms in planar bow-tie microwave diodes on the base of InAlAs/InGaAs/InAlAs heterostructures
(Sensors: Special issue: Feature papers in physical sensors 2022, 2023)The application of the unique properties of terahertz radiation is increasingly needed in sensors, especially in those operating at room temperature without an external bias voltage. Bow-tie microwave diodes on the base ... -
Controlling surface plasmon polaritons propagating at the boundary of low-dimensional acoustic metamaterials
(Applied sciences: Special Issue Functional Metamaterials, 2021)As a novel type of artificial media created recently, metamaterials demonstrate novel performance and consequently pave the way for potential applications in the area of functional engineering in comparison to the conventional ... -
Detection of 9.5 μm CO2 laser pulses in indium doped PbTe p-n junction
(Physica B: Physics of Condensed Matter, 2021)A unique feature of the PbTe semiconductor is the growth of its forbidden energy gap with increasing temperature. This allows saving diode-typical characteristics at temperatures up to 180 K. PbTe p-n diodes were fabricated ... -
Experimental investigation of a near-field focusing performance of the IP-Dip polymer based 2D and 3D Fresnel zone plate geometries fabricated using 3D laser lithography coated with hyperbolic dispersion surface layered metamaterial
(Nanophotonics, 2023)Herein we investigate the character of the near-field emission of a two- (2D) and novel three-dimensional (3D) probe geometries fabricated using 3D direct laser writing lithography. Near-field scans in x–y and y–z planes ...