Results 131 to 140 of about 256,454 (322)

Myoelectric Origami‐Based Soft Robotic Knee Exoskeleton to Enhance Sit‐to‐Stand Assistance in Elderly Populations

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents a lightweight Miura‐origami soft knee exoskeleton powered by vacuum actuation and integrated with a multimodal physiological intent‐recognition system, providing real‐time assistance during sit‐to‐stand movement to reduce muscle effort and improve user comfort.
Yuchuan Jia   +5 more
wiley   +1 more source

A Fully Integrated Analog Processing‐in‐Memory System Based on Charge‐Trap Flash Synapse Arrays and Successive Integration‐and‐Rescaling Neurons

open access: yesAdvanced Intelligent Systems, EarlyView.
A fully integrated analog processing‐in‐memory system is demonstrated, combining charge‐trap flash synapse arrays with a successive integration‐and‐rescaling neuron circuit. The architecture performs bit‐sliced analog accumulation with high linearity and low power, achieving efficient and scalable analog in‐memory computing and bridging device‐level ...
Sojoong Kim   +4 more
wiley   +1 more source

First-Order-hold interpolation digital-to-analog converter with application to aircraft simulation [PDF]

open access: yes
Those who design piloted aircraft simulations must contend with the finite size and speed of the available digital computer and the requirement for simulation reality. With a fixed computational plant, the more complex the model, the more computing cycle
Cleveland, W. B.
core   +1 more source

A Neural Network‐Based Self‐Sensing Embedded Position Control System for Shape Memory Alloy Wire Actuators

open access: yesAdvanced Intelligent Systems, EarlyView.
Shape memory alloy wires exhibit thermally induced phase changes that generate actuation strain and resistance variations enabling self‐sensing. However, hysteretic electromechanical behavior complicates accurate state estimation. This paper presents an artificial in‐based self‐sensing method to reconstruct SMA actuator position in real time, achieving
Krunal Koshiya   +2 more
wiley   +1 more source

Сочинения князя Владимира Мономаха как источник духовных ценностей восточнославянской цивилизации [PDF]

open access: yes, 2011
Next generation mobile communication standards have high demands on the radio-frequency (RF) frontend performance of mobile devices. New OFDM based mobile standards like 3GPP LTE, WiMax, or WLAN require a high signal bandwidth, high dynamic range as well
Леонов, М. Я.
core  

Beyond PEGylation: Archaeal Lipids for Long‐Circulating Liposomes

open access: yesAdvanced NanoBiomed Research, EarlyView.
Archaeal lipid‐based liposomes, particularly those containing caldarchaeol (GDGT), were found to significantly prolong the circulation time of vancomycin in rats, matching the pharmacokinetic properties of PEGylated systems. These findings suggest archaeal lipids as promising non‐PEG excipients for parenteral applications to minimize drug clearance ...
Viktor Sedlmayr   +9 more
wiley   +1 more source

A perspective on digital health platform design and its implementation at national level

open access: yesFrontiers in Digital Health
Accessible and affordable health services and products including medicines, vaccines, and public health are an important health agenda of all countries.
Manisha Mantri   +4 more
doaj   +1 more source

The Feasibility of the Disturbance Accommodating Controller for Precision Antenna Pointing [PDF]

open access: yes
The objective of this study is to investigate the feasibility of a pointing (position loop) controller for the NASA-JPL Deep Space Network (DSN) antennas using the Disturbance Accommodating Control (DAC) theory.
Gresham, L. L.   +2 more
core   +1 more source

Associated factors to attitudes and perceptions toward HIV/AIDS: a study of ethnic minorities in Buon Ma Thuot City, Dak Lak Province, Vietnam

open access: yesGHMJ (Global Health Management Journal), 2017
Background: In Central Highland of Vietnam, number of HIV infected people in the Highlands region was 2,869, with 654 cases of AIDS. There are very few researches on HIV/AIDS, especially, research in community.
Thang Nghia Hoang, Duoc Tho Pham
doaj  

Technobiological Pathways for High‐CO₂ Capture Using Micro‐/Macroalgae: Genetic Engineering, Process Automation, and Value‐Added Bioproducts

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Greenhouse gas (GHG) emissions have emerged as one of the most critical drivers of climate change; this is primarily due to high concentrations and long atmospheric life of carbon dioxide (CO2). For a significant amount of time, various biological processes such as microalgal cultivation, cyanobacterial systems, photosynthetic microorganisms ...
Sadhana Semwal, Harish Chandra Joshi
wiley   +1 more source

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