Results 21 to 30 of about 262,058 (296)

Ternary MOF-Based Redox Active Sites Enabled 3D-on-2D Nanoarchitectured Battery-Type Electrodes for High-Energy-Density Supercapatteries

open access: yesNano-Micro Letters, 2020
Designing rationally combined metal–organic frameworks (MOFs) with multifunctional nanogeometries is of significant research interest to enable the electrochemical properties in advanced energy storage devices.
Goli Nagaraju   +5 more
doaj   +1 more source

Flexible thermoelectric generator with high Seebeck coefficients made from polymer composites and heat-sink fabrics

open access: yesCommunications Materials, 2022
Light and flexible thermoelectric generators operating at room temperature are highly desirable for wearable microelectronics. Here, flexible thermoelectric composites comprising semiconducting Bi2Te3 particles and conductive polymers exhibit a high ...
Shuping Lin   +10 more
doaj   +1 more source

Dual‐band circular patch antenna working in TM41 and TM11 mode for on‐/off‐body communications

open access: yesIET Microwaves, Antennas & Propagation, 2023
A capacitive coupling dual‐band circular patch antenna for on‐/off‐body communications is proposed for 3.5 GHz world interoperability for microwave access band and 5.8 GHz industrial scientific medical band.
Guo‐Ping Gao   +6 more
doaj   +1 more source

Batteries for wearables

open access: yesNational Science Review, 2022
This perspective article highlights the recent advances and future challenges of battery technologies for wearables.
Wang, L, Zhang, Y, Bruce, PG
openaire   +3 more sources

Predicting MCI progression with FDG-PET and cognitive scores: a longitudinal study

open access: yesBMC Neurology, 2020
Background Mild cognitive impairment (MCI) is an intermediate stage between normal aging and dementia. Studies on MCI progression are important for Alzheimer’s disease (AD) prevention.
Lirong Teng   +7 more
doaj   +1 more source

Gender-disease interaction on brain cerebral metabolism in cancer patients with depressive symptoms

open access: yesBMC Psychiatry, 2019
Background Cancer patients are accompanied with high morbidity of depression, and gender effects are known to inhabit in the depressive episodes. This study aimed to explore the gender effects in cancer patients, and the relationship between gender ...
Zhijun Yao   +10 more
doaj   +1 more source

Salting-out effect promoting highly efficient ambient ammonia synthesis

open access: yesNature Communications, 2021
The electroreduction of nitrogen to ammonia offers a promising alternative to the Haber–Bosch process but suffers from low activity and selectivity. Here, authors demonstrate that triggering a salting-out effect in a highly concentrated electrolyte can ...
Mengfan Wang   +5 more
doaj   +1 more source

Recent Advances in Metal-Organic Framework-Based Electrochemical Biosensing Applications

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
In the face of complex environments, considerable effort has been made to accomplish sensitive, accurate and highly-effective detection of target analytes. Given the versatility of metal clusters and ligands, high porosity and large specific surface area,
Mengjie Li   +6 more
doaj   +1 more source

Advances in Wireless, Batteryless, Implantable Electronics for Real-Time, Continuous Physiological Monitoring

open access: yesNano-Micro Letters, 2023
Highlights This article summarizes the recent advances in wireless, batteryless, implantable electronics for continuous physiological monitoring. The critical factors that affect the design of implantable electronics for biosensing are discussed.
Hyeonseok Kim   +4 more
doaj   +1 more source

Progress of Wearable and Flexible Electrochemical Biosensors With the Aid of Conductive Nanomaterials

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Conductive nanomaterials have recently gained a lot of interest due to their excellent physical, chemical, and electrical properties, as well as their numerous nanoscale morphologies, which enable them to be fabricated into a wide range of modern ...
Tahir Raza   +5 more
doaj   +1 more source

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