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119 resultados encontrados.

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Nanowire Optoelectronics
Artículo
Acceso abierto Artículo DOAJ
Wang Zhihuan et al · Wiley · 2015 · ISSN 2192-8606
Semiconductor nanowires have been used in a variety of passive and active optoelectronic devices including waveguides, photodetectors, solar cells, light-emitting diodes (LEDs), lasers, sensors, and optical ant...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Structural and physical properties of triarylamines bearing alkyl chains introduced by strontium-mediated alkylation
Artículo
Acceso abierto Artículo DOAJ
Satoshi D. Ohmura et al · Society for Science and Technology · 2025 · ISSN 2186-4942
Introducing alkyl chains into π-conjugated organic molecules is a well-established strategy for tuning solubility, crystallinity, and photophysical properties without significantly perturbing their electronic structures...
LCC LCC:Technology (General)Idioma eng
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Open Access
Computational study of transport properties of graphene upon adsorption of an amino acid: importance of including -NH2 and -COOH groups
Artículo
Material complementario disponible Artículo CONICET Digital
Rodríguez Sotelo, Sindy Julieth et al · Springer · 2017 · ISSN 1569-8025
The effects of histidine and its imidazole ring adsorption on the electronic transport properties of graphene were investigated by first-principles calculations within a combination of density functional theory and non-e...
Idioma eng
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Material complementario
Investigation of electronic structure of Zr1-xVxNiSn semiconductive solid solution
Artículo
Acceso abierto Artículo DOAJ
Yuriy Stadnyk et al · Vasyl Stefanyk Carpathian National University · 2019 · ISSN 1729-4428
The peculiarities of electronic and crystal structures of Zr1-xVxNiSn (x = 0-0.10) semiconductive solid solution were investigated. To predict Fermi level εF behavior, band gap εg and electrokinetic characteristics of ...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Nanomechanical and optical vibrations properties of vanadium oxide thin films obtained by multi-step deposition approach
Artículo
Material complementario disponible Artículo DOAJ
Andrii Korchoviy et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 1729-4428
Vanadium oxide thin films were fabricated using a multi-step deposition process involving magnetron sputtering and sequential annealing. The structural, vibrational, and nanomechanical properties of the films were invest...
LCC TENDOlBoeXNpY3M~Idioma eng
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Material complementario
Structure and dielectric properties of electrochemically grown ZrO2 films
Artículo
Acceso abierto Artículo CONICET Digital
Gomez Sanchez, Andrea Valeria et al · Slovensko Kemijsko Drustvo · 2014 · ISSN 1318-0207
The dielectric properties of electrochemically grown zirconium oxide films by anodisation of zirconium in 1.0 mol dm?3 phosphoric acid solution were investigated in a 3 to 30 V potential range with a view to inducing su...
Idioma eng
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Open Access
Studies of electrical, thermal, and mechanical properties of single-walled carbon nanotube and polyaniline of nanoporous nanocomposites
Artículo
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Parvathalu Kalakonda et al · SAGE Publishing · 2021 · ISSN 1847-9804
Hydrogel of single-walled carbon nanotubes and polyaniline has been used for thermopower engineering applications due to desirable thermal, electrical, and mechanical properties as well as tunable degradability. In this ...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
Tailoring electronic structure and magnetic anisotropy in spray-pyrolyzed NiFe2O4 thin films for spintronic applications
Artículo
Acceso abierto Artículo DOAJ
J. Patra et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract In this study, we examined how substrate temperature affects the structural, morphological, electronic, and magnetic properties of nickel ferrite (NiFe2O4) thin films synthesized via spray pyrolysis. We investig...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Ultrafast charge transfer enhanced nonlinear optical properties of CH3NH3PbBr3 perovskite quantum dots grown from graphene
Artículo
Material complementario disponible Artículo DOAJ
Yuan Ye et al · Wiley · 2022 · ISSN 2192-8614
Halide perovskite quantum dots (PQDs) have exhibited significantly superior nonlinear optical properties compared to traditional semiconductor materials thanks to their peculiar physical and electronic structures. By fur...
LCC TENDOlBoeXNpY3M~Idioma eng
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Material complementario
Computational Exploration of APH6 (A = Na, K) Hydrides as High-Performance Materials for Hydrogen Storage and Photocatalytic Fuel Cell Applications using ab-initio and AIMD approach
Artículo
Material complementario disponible Artículo DOAJ
Md. Zahid Hasan et al · Elsevier · 2026 · ISSN 0378-3820
Hydrogen is widely recognized as a clean and sustainable energy carrier, driving the urgent need for safe and efficient solid-state storage materials. In this study, the structural, thermodynamic, electronic, optical, an...
LCC TENDOkZ1ZWw~; TENDOlJlbmV3YWJsZSBlbmVyZ3kgc291cmNlcw~~Idioma eng
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Material complementario
Analysis of the Propagation Properties of 90°-bend Periodic Segmented Waveguides Using the 2D Finite Element Method
Artículo
Acceso abierto Artículo DOAJ
C. E. Rubio-Mercedes et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
Abstract We use the two dimensional finite element method (2D-FEM) in the frequency domain to characterize the transmission properties of 90°-bend periodic segmented waveguides (PSWs). We investigated the dependence of ...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Design of coaxial aircell fixture for the measurement of electromagnetic properties
Artículo
Material complementario disponible Artículo DOAJ
V. Seetha Rama Raju · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
Abstract Coaxial aircells are designed and fabricated to measure the electromagnetic properties of ferrite materials in the frequency range from 1 MHz to 3.6 GHz. These S-parameters are actually measured connecting the a...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Material complementario
Extracting Metamaterial Properties of Negative-Index and Plasmonic scatterers from the Mie Coefficients
Artículo
Acceso abierto Artículo DOAJ
Leonardo A. Ambrosio · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
Abstract An alternative theoretical approach is presented for improving the understanding of the scattering properties of simple negative-index and plasmonic spheres. The Mie scattering coefficients are broken up into tw...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Microwave Measurements of Dielectric Properties of Corn Vegetation at C-Band and Comparison with Debye- Cole Dual Dispersion Model
Artículo
Acceso abierto Artículo DOAJ
Ashish B. Itolikar et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
Abstract Microwave irradiations from vegetation canopy are strongly influenced by its dielectric properties and give useful information for microwave remote sensing -interpretation and applications. This paper reports on...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Open Access
Phenomenology of the temperature-frequency dispersion of electrical properties of aluminium-substituted lithium-iron spinel
Artículo
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I. M. Gasiuk et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The conductivity of the Li-containing Al-oxoferrite samples has been studied. Using Jonsher’s phenomenological approach, existence of 2 types of conductivity (electronic and ionic) in the above mentioned samples has be...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Eco-engineered concrete incorporating ground bottom ash and E-waste fibers for enhanced strength and durability through waste valorization
Artículo
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Banyut Warinlai et al · KeAi Communications Co., Ltd · 2026 · ISSN 2949-7361
A crucial objective for mitigating the global environmental footprint of the construction sector is the imperative to develop sustainable and ecological concrete alternatives. This investigation presents a novel strategy...
LCC TENDOkVudmlyb25tZW50YWwgZW5naW5lZXJpbmc~; TENDOkVudmlyb25tZW50YWwgc2NpZW5jZXM~Idioma eng
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Graphene-based metasurface: dynamic optical control in ultrathin flat optics
Artículo
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Baek Soojeong et al · Wiley · 2025 · ISSN 2192-8614
Graphene hosts massless Dirac fermions owing to its linear electronic band structure. This distinctive feature underpins its extraordinary electronic properties, correlating to strong light–matter interactions on an ex...
LCC TENDOlBoeXNpY3M~Idioma eng
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Rhombohedral Multilayer Graphene: A Magneto-Raman Scattering Study
Artículo
Material complementario disponible Artículo CONICET Digital
Henni, Younes et al · American Chemical Society · 2016 · ISSN 3710-3716
Graphene layers are known to stack in two stable configurations, namely, ABA or ABC stacking, with drastically distinct electronic properties. Unlike the ABA stacking, little has been done to experimentally investigate t...
Idioma eng
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Discovery of ST1 centers in natural diamond
Artículo
Acceso abierto Artículo DOAJ
Balasubramanian Priyadharshini et al · Wiley · 2019 · ISSN 2192-8614
The ST1 center is a point defect in diamond with bright fluorescence and a mechanism for optical spin initialization and readout. The center has impressive potential for applications in diamond quantum computing as a qua...
LCC TENDOlBoeXNpY3M~Idioma eng
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Effect of Starter Culture and Temperature on the Flavor and Sensory Characteristics of Dry-Cured Ham
Artículo
Material complementario disponible Artículo DOAJ
Sun-Gyeom Kim et al · Springer Nature · 2024 · ISSN 2636-0772
Abstract This study focused on understanding the effects of yeast and mold on the sensory properties of dry-cured ham aged at 20°C and 25°C. Debaryomyces hansenii isolated from Doenjang and fermented sausages, and Peni...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Animal cultureIdioma eng
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Effects of Electric and Magnetic Treatments on Microstructures of Solid Metals: A Review
Artículo
Acceso abierto Artículo DOAJ
Yanli Song et al · KeAi Communications Co., Ltd · 2023 · ISSN 2192-8258
Abstract An external electric or magnetic field can transfer high-intensity energy directly to the electronic scale of materials, and change the spin, energy level arrangement and trajectory of electrons. These changes p...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Size dependent Cu dielectric function for plasmon spectroscopy: Characterization of colloidal suspension generated by fs laser ablation
Artículo
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Santillán, Jesica María José et al · American Institute of Physics · 2012 · ISSN 0021-8979
Copper metal nanoparticles (Nps) have received increasing interest during the last years due to their potential applications in several fields of science and technology. Their optical properties depend on the characteris...
Idioma eng
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Tailoring optical response of MXene thin films
Artículo
Acceso abierto Artículo DOAJ
Simon Jeffrey et al · Wiley · 2025 · ISSN 2192-8614
Due to their attractive optical properties, 2D MXenes have garnered interest in nanophotonic and optoelectronic applications. However, tuning their properties typically requires the iterative synthesis of MXenes with a s...
LCC TENDOlBoeXNpY3M~Idioma eng
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C60/NiFe combination as a promising platform for molecular spintronics
Artículo
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Gobbi, M. et al · Elsevier Science · 2012 · ISSN 1566-1199
Spintronics based on ferromagnetic metals and organic semiconductors has attracted great interest in recent years. Molecular-based spintronic devices, such as magnetic tunnel junctions, have been demonstrated with perfor...
Idioma eng
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