Results 51 to 60 of about 3,408,611 (301)

Miniaturized dual-mode microstrip bandpass filters with a reconfigurable notched band for UWB applications

open access: yes, 2013
A novel, compact, and highly selective dual-mode microstrip bandpass filter with a switchable notched band is presented. A notched band is developed by employing an open-circuited stub which can be switched by a pin diode to avoid WLAN interferences (5.8
Budimir, D., Rabbi, K.M.F.
core   +1 more source

Application of ultrasonic dual-mode artificially intelligent architecture in assisting radiologists with different diagnostic levels on breast masses classification [PDF]

open access: yes, 2021
PURPOSEWe aimed to compare the diagnostic performance and interobserver variability in breast tumor classification with or without the aid of an innovative dual-mode artificial intelligence (AI) architecture, which can automatically integrate information
Kun Chen   +5 more
core   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Design and Implementation of a Dual-Mode Focused Ultrasound Treatment System

open access: yesZhongguo yiliao qixie zazhi
This study presented the design, and preliminary validation of a dual-mode focused ultrasound system for thermal ablation and histotripsy based on a single transducer. The acoustic characteristic measurements indicated that the maximum acoustic power was
Dan CHEN   +3 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Ultracompact vanadium dioxide dual-mode plasmonic waveguide electroabsorption modulator

open access: yesNanophotonics, 2013
Subwavelength modulators play an indispensable role in integrated photonic-electronic circuits. Due to weak light-matter interactions, it is always a challenge to develop a modulator with a nanometer scale footprint, low switching energy, low insertion ...
Ooi Kelvin J.A.   +3 more
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Conceptual Design and Demonstration Test of Dual-mode Heat Pipe Reactor Prototype

open access: yesYuanzineng kexue jishu, 2023
The heat pipe cooled reactor (HPR) has a multi-purpose application prospect due to its significant advantages such as simple system, compact structure, high inherent safety, etc. It is one of the best chooses for the power supply of new strategic weapons.
LI Panxiao;ZHANG Zhipeng;DAI Zhiwen;WANG Chenglong;TIAN Wenxi;QIU Suizheng;SU Guanghui
doaj  

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Compact, Tunable and Narrowband Waveguide Filters Using TM Dual-Mode Cavities for Satellite Communication Applications

open access: yesInternational Journal of Information and Communication Technology Research, 2020
A compact, tunable and narrowband filter using dual TM mode is presented in Ku-band as a channelizing filter in IMUX of satellite transponders. To shrunken the filter structure while keeping the resonator Q a pair of degenerated modes (TM120, TM210) are ...
Ahmadreza Eskandari   +2 more
doaj  

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