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Experimental Study of the Reduction of the Dose to the Radiographic Operator Using an Additional Rectangular Collimator and Detector Holder During Handheld Exposure with a Portable...
Published 2024-12-01“…Materials and Methods: Dose was measured using a cylindrical polymethylmethacrylate phantom and two semiconductor dosimeters. Stray radiation from the phantom and the X-ray device was measured at 15-degree intervals in horizontal and vertical circles with radii of 50 cm and 100 cm from the center of the phantom. …”
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522
Design and optimization of high-contrast gratings for multispectral VCSEL-SOI laser sources
Published 2024-08-01“…A simulation model for spectral characteristics calculation is proposed, which includes two heterogeneously integrated parts of the VCSEL: 1) the lower output mirror based on a HCG grating in the silicon layer of the SOI surrounded by air cavities to enhance the contrast of the HCG; 2) the semiconductor VCSEL structure with an air aperture for current and optical confinement. …”
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523
Reliable SRAM using NAND‐NOR Gate in beyond‐CMOS QCA technology
Published 2021-05-01“…Abstract The rise in complementary metal‐oxide semiconductor (CMOS) limitations has urged the industry to shift its focus towards beyond‐CMOS technologies to stay in race with Moore’s law. …”
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524
Structural Properties of Liquid SiC during Rapid Solidification
Published 2013-01-01“…The simulated results help understand the structural properties of liquid and amorphous SiC, as well as other similar semiconductor alloys.…”
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525
Efficiency increasing of a shipyard power supply system
Published 2024-12-01“…Circuit and technological solutions (separation of nonlinear loads to a separate bus system; increasing the phase of semiconductor converters; connecting a nonlinear load to a system with greater short-circuit power) and filtering devices (narrow-band filters, filter-balancing devices and active filters) are used to increase the efficiency of the power supply system when it operates under conditions of increasing distorting loads.…”
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526
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527
A high‐capacity and nonvolatile spintronic associative memory hardware accelerator
Published 2023-07-01“…At the same time, CNTFET has overcome conventional complementary metal‐oxide‐semiconductor shortcomings like the short channel effect, drain‐induced barrier lowering, and poor hole mobility. …”
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528
AgGaS<sub>2</sub> and Derivatives: Design, Synthesis, and Optical Properties
Published 2025-01-01“…Silver gallium sulfide (AgGaS<sub>2</sub>) is a ternary A<sup>(I)</sup>B<sup>(III)</sup>X<sup>(VI)</sup><sub>2</sub>-type semiconductor featuring a direct bandgap and high chemical stability. …”
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529
The prediction of X2B6 monolayers with ultrahigh carrier mobility
Published 2025-01-01“…Interestingly, the K2B6 and Rb2B6 monolayers demonstrate a metallic band structure, while the Na2B6 monolayer is a semiconductor with an ultra-narrow bandgap only about 0.42 eV. …”
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530
Improved voltage transfer method for lithium battery string management chip
Published 2021-10-01Get full text
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531
Reduction of electric energy consumption for heating passenger railway carriages
Published 2022-04-01“…The article proposes an algorithm for controlling electric heaters based on the use of semiconductor power regulators. Experimental studies using the proposed high-voltage regulators as part of passenger car heaters made it possible to reduce the cost of power supply for a passenger car from 3 % to 5 % during their operation.…”
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532
Gas sensitivity of WOx/WS2 nanocomposites at room temperature under ultraviolet irradiation
Published 2024-12-01“…Currently, semiconductor gas sensors are of interest for various applications, including industry, medicine and environmental monitoring. …”
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533
High-frequency electrochemical impedance measurements of self-assembled monolayer formation using CMOS-based nanocapacitor arrays
Published 2025-06-01“…Here we employ nanoelectrodes integrated with readout circuitry on the same complementary metal-oxide-semiconductor (CMOS) chip to conduct measurements over a frequency range from 1.6 MHz to 50 MHz. …”
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534
Estimate Zinc-Oxide Particles on PMMA Mechanical Properties
Published 2022-06-01“…Zinc-oxide (ZnO) powder is widely used in dentistry and is considered a semiconductor material with the radio-opaque property. …”
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535
Evaluation of Antimony Tri-Iodide Crystals for Radiation Detectors
Published 2018-01-01“…SbI3 is a compound semiconductor with an AsI3-type crystal structure, high atomic number (Sb: 51, I: 53), high density (4.92 g/cm3), and a wide band-gap energy (2.2 eV). …”
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536
Unveiling the Multifaceted Nature of Sr2FeMoO6 Double Perovskites: Insights into Electronic and Optical Properties
Published 2025-01-01“…The results of these calculations reveal that the compound exhibits distinct behaviour as a direct bandgap semiconductor for both spin directions. An in-depth analysis of the dielectric function provides crucial insights into the optical absorption characteristics. …”
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537
Observation of 1/3 fractional quantum Hall physics in balanced large angle twisted bilayer graphene
Published 2025-01-01“…Abstract Magnetotransport of conventional semiconductor based double layer systems with barrier suppressed interlayer tunneling has been a rewarding subject due to the emergence of an interlayer coherent state that behaves as an excitonic superfluid. …”
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538
High-Harmonic Generation in an Optical Fiber Functionalized with Zinc Oxide Thin Films
Published 2025-01-01“…High-order harmonic generation (HHG) in semiconductor thin films from ultrashort mid-infrared laser drivers holds the potential for the realization of integrated sources of extreme ultraviolet light. …”
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539
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Deadbeat Control of a Modified Single-Phase Five-Level Photovoltaic Inverter with Reduced Number of Switches
Published 2020-01-01“…In this article, a modified single-phase five-level photovoltaic inverter is proposed with a single DC voltage source and six semiconductor switches. Compared with the presented inverters, the introduced topology has the advantage of decreased device count and the first switching frequency for high blocking voltage switches. …”
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