Results 71 to 80 of about 92,312 (333)

First measurements of the flux integral with the NIST-4 watt balance

open access: yes, 2015
In early 2014, construction of a new watt balance, named NIST-4, has started at the National Institute of Standards and Technology (NIST). In a watt balance, the gravitational force of an unknown mass is compensated by an electromagnetic force produced ...
Cao, A.   +7 more
core   +1 more source

Printing Nacre‐Mimetic MXene‐Based E‐Textile Devices for Sensing and Breathing‐Pattern Recognition Using Machine Learning

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a Ti3C2Tx MXene/WPU nacre‐mimetic nanomaterial as a printable ink for direct‐write printing onto textiles‐based sensors. The resulting wearable device demonstrates high sensitivity, biocompatibility, and mechanical strength. Furthermore, NFC‐enabled humidity sensor produces time‐series data, which informs a machine learning ...
Lulu Xu   +6 more
wiley   +1 more source

An accurate real-time model of maglev planar motor based on compound Simpson numerical integration

open access: yesAIP Advances, 2017
To realize the high-speed and precise control of the maglev planar motor, a more accurate real-time electromagnetic model, which considers the influence of the coil corners, is proposed in this paper.
Baoquan Kou   +4 more
doaj   +1 more source

Nanomaterial‐Enhanced Biosensing: Mechanisms and Emerging Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
Nanomaterial integration transforms biosensor capabilities through enhanced signal transduction, sensitivity, and selectivity. This review analyzes how nanoscale materials—from nanoparticles to nanosheets—leverage unique physicochemical properties to revolutionize electrochemical, optical, and electrical biosensing.
Younghak Cho   +3 more
wiley   +1 more source

Electromagnetic hammer removes weld distortions from aluminum tanks [PDF]

open access: yes, 1965
Distortions around weld areas on sheet-aluminum tanks and other structures are removed with a portable electromagnetic hammer. The hammer incorporates a coil that generates a controlled high-energy pulsed magnetic field over localized areas on the metal ...
Schwinghamer, R. J.
core   +1 more source

Technical design and commissioning of the KATRIN large-volume air coil system [PDF]

open access: yes, 2017
The KATRIN experiment is a next-generation direct neutrino mass experiment with a sensitivity of 0.2 eV (90% C.L.) to the effective mass of the electron neutrino.
Bauer, S.   +17 more
core   +3 more sources

Aging on Chip: Harnessing the Potential of Microfluidic Technologies in Aging and Rejuvenation Research

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in microfluidic technologies for modeling human aging and age‐related diseases. It explores how organ‐on‐chip platforms improve physiological relevance, enable rejuvenation strategies, facilitate drug screening, detect senescent cells, and identify biomarkers.
Limor Zwi‐Dantsis   +5 more
wiley   +1 more source

Magnetic antenna using metallic glass [PDF]

open access: yes, 1996
A lightweight search-coil antenna or sensor assembly for detecting magnetic fields and including a multi-turn electromagnetic induction coil wound on a spool type coil form through which is inserted an elongated coil loading member comprised of metallic ...
Desch, Michael D.   +2 more
core   +1 more source

Multifunctional Biomedical Devices with Closed‐Loop Systems for Precision Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores two major types of closed‐loop therapeutic systems: self‐sustained and externally triggered. It highlights recent advances in stimuli‐responsive materials, integrated bioelectronics, and data‐driven control strategies, offering insight into emerging strategies for personalized, responsive drug delivery.
Yixuan Leng, Rujie Sun
wiley   +1 more source

Electromagnetic induction with time-varying magductance under constant magnetic field

open access: yesAIP Advances
Electrical energy is becoming more popular due to the fact that it is economic, practical, clean, and easy to control and convert energy compared to other forms of energy.
Wei Qin   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy