Results 1 to 10 of about 20,641 (263)

Curvature programmed inkjet printing enables adaptive deposition for Gaussian sintering lasers [PDF]

open access: yesNature Communications
The inherent Gaussian intensity distribution of laser beams causes critical issues such as ablation, spattering, and porosity during laser sintering and melting. Although modulating the intensity distribution by a beam shaper can alleviate these problems,
Xiangyu Chen   +4 more
doaj   +2 more sources

Stamping Lithography on Arbitrary Surfaces based on Self‐Assembly of Colloidal Particles [PDF]

open access: yesAdvanced Science
Three‐dimensional (3D) circuits on curved surfaces have been widely used in conformal antennas, intelligent skins, metasurfaces, and bionic electronics.
Guoxu Yu   +8 more
doaj   +2 more sources

Fast simulation of planar Clifford circuits [PDF]

open access: yesQuantum
A general quantum circuit can be simulated classically in exponential time. If it has a planar layout, then a tensor-network contraction algorithm due to Markov and Shi has a runtime exponential in the square root of its size, or more generally ...
David Gosset   +3 more
doaj   +3 more sources

Shrinkage-transfer-assisted printing of microcircuits on fibers [PDF]

open access: yesNature Communications
Fiber represents a transformative architecture for next-generation wearable electronics, owing to its intrinsic flexibility, spatial compactness, and manufacturing adaptability.
Jiongke Jin   +4 more
doaj   +2 more sources

Wafer-scale radio frequency ZnO Schottky diodes and arithmetic circuits [PDF]

open access: yesScientific Reports
Modern telecommunication technologies, such as the 5G and upcoming 6G networks, rely on devices operating in the radio frequency (RF) spectrum of 0.3–90 GHz and 7–300 GHz, respectively.
Harold F. Mazo-Mantilla   +8 more
doaj   +2 more sources

Simple and Easily Connectable Transition from Empty Substrate-Integrated Waveguide to a 3D Printed Rectangular Waveguide

open access: yesApplied Sciences, 2023
3D printing is one of the most promising manufacturing methods in the most developed technological fields, including microwave hardware fabrication. On the other hand, the well-known manufacturing methods of planar substrate integrated circuits allow ...
Darío Herraiz   +5 more
doaj   +1 more source

Passive Planar Microwave Devices

open access: yesApplied Sciences, 2022
Passive planar circuits play a key role in many RF/microwave applications, such as in wireless communications, medical instrumentation, and remote sensing [...]
Alejandro Javier Martínez-Ros   +1 more
doaj   +1 more source

New mathematical model based on geometric algebra for physical power flow in theoretical two-dimensional multi-phase power circuits

open access: yesScientific Reports, 2023
This study proposes an explanation for the physical power flow in planar circuits by analogy to theoretical two-dimensional circuits using a new mathematical model based on Geometric Algebra (GA) and 2D Maxwell’s equations.
Francisco G. Montoya   +4 more
doaj   +1 more source

Design of Four-Port Planar Filter Circuits With Multiplexer Operation

open access: yesIEEE Access, 2021
This paper presents a design method of four-port microstrip filter circuits that have increased filter passbands for multiplexer operation using a simple feed structure.
Xiang-Yu Meng, Yao Zhang
doaj   +1 more source

Energy Recovery From Microstrip Passive Circuits

open access: yesIEEE Access, 2016
In this paper, the energy recovery in microstrip passive circuits from the power losses into heat is studied. For this purpose, a thermoelectric generator (TEG) based on the Seebeck effect principle is used, which converts part of the power dissipated ...
Miguel A. Sanchez-Soriano   +3 more
doaj   +1 more source

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