Results 161 to 170 of about 6,815,632 (371)

Experimental study on a high power microwave amplifier driven by low rf power

open access: hybrid, 2011
Wuqiang Yang   +10 more
openalex   +1 more source

Viscoelasticity‐Induced Controllable Periodic Meso‐Textures of Liquid Crystal Polymers in Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Viscoelasticity‐driven instabilities are harnessed to create tunable, periodic textures in 3D‐printed liquid crystalline polymers. This study illustrates how processing parameters control these spontaneous meso‐scale patterns. These unique structural architectures unlock new possibilities for functional devices, ranging from photonic components to ...
Miaomiao Zou   +17 more
wiley   +1 more source

GaN HEMT power amplifier design for 2.45 GHz wireless applications [PDF]

open access: gold, 2023
Paula Akossiwa Atchike   +3 more
openalex   +1 more source

Structure–Transport–Ion Retention Coupling for Enhanced Nonvolatile Artificial Synapses

open access: yesAdvanced Functional Materials, EarlyView.
Nitrogen incorporation into the conjugated backbone of donor–acceptor polymers enables efficient charge transfer and deep ion embedding in organic electrochemical synaptic transistors (OESTs). This molecular‐level design enhances non‐volatile synaptic properties, providing a new strategy for developing high‐performance and reliable neuromorphic devices.
Donghwa Lee   +5 more
wiley   +1 more source

Power scaling of a picosecond vortex laser based on a stressed Yb-doped fiber amplifier

open access: gold, 2011
Mio Koyama   +4 more
openalex   +1 more source

Gaussian Pulse Characterization of RF Power Amplifiers [PDF]

open access: green, 2021
Tommaso Cappello   +3 more
openalex   +1 more source

The Effect of Purcell Cavities on the Lifetime of Thermally Activated Delayed Fluorescent Emitters

open access: yesAdvanced Functional Materials, EarlyView.
A pressing challenge to OLED displays and lighting is to balance high efficiency and long operational lifetime in the deep blue spectrum. The Purcell effect can reduce the triplet density and hence the probability for destructive energy‐driven triplet annihilation events that limit the OLED lifetime. Here we study of the Purcell effect on two different
Sritoma Paul   +4 more
wiley   +1 more source

TWO-CASCADE REGENERATIVE AMPLIFIERS OF O-TYPE OF THE SUBMILLIMETRIC WAVE BANDS

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
The mathematical model of the two-cascade orboklystron-amplifier with sheet beams is formulated. Calculations of amplitude characteristics of regenerative amplifiers on frequency of 180 GHz are resulted.
A. V. Aksenchyk, I. F. Kirinovich
doaj  

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