Results 71 to 80 of about 38,798 (280)

Design of Coupling Coil Parameters for Wireless Charging Tram Based on Electromagnetic Safety

open access: yesJournal of Advanced Transportation, 2022
As a new type of urban rail transit tram, wireless charging tram uses high frequency electromagnetic field to conduct inductive power transmission, which gets rid of the traditional overhead catenary network, but inevitably causes electromagnetic ...
Sanmu Xiu   +3 more
doaj   +1 more source

Asymmetric-valued Spectrum Auction and Competition in Wireless Broadband Services

open access: yes, 2014
We study bidding and pricing competition between two spiteful mobile network operators (MNOs) with considering their existing spectrum holdings. Given asymmetric-valued spectrum blocks are auctioned off to them via a first-price sealed-bid auction, we ...
Jung, Sang Yeob   +2 more
core   +1 more source

Titanium Suboxides Responsible for Electronic Anomaly Near Room Temperature in the Ti3C2Tx MXene

open access: yesAdvanced Functional Materials, EarlyView.
Our multi‐technique study reveals that the near‐room‐temperature anomaly in Ti3C2Tx MXene is linked to titanium suboxide nanodomains, including Ti3O5, embedded within the MXene host. Their temperature‐driven transformation provides an alternative explanation to solvent‐ and swelling‐based models and offers new insight into the thermally activated ...
Bence G. Márkus   +8 more
wiley   +1 more source

Optoelectrical Devices for Neural Interfacing: Engineering Integration, Stability, and Multimodal Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
Implantable optoelectrical devices are an effective resource for the modulation and monitoring of neural activity with high spatiotemporal resolution. This review discusses current challenges faced by these devices and outlines future perspectives for the development of next‐generation neural interfaces targeting chronic, multisite, and multimodal ...
Stella Aslanoglou   +4 more
wiley   +1 more source

Secondary-Side Switching Control for Efficient Constant-Current Dynamic Wireless Charging

open access: yesInternational Journal of Antennas and Propagation
Charge current and system efficiency are highly dependent on the load and mutual inductance, which change quickly during the dynamic wireless charging process, as the relative position between the primary coil and the secondary coil changes very fast ...
Rui Ma   +4 more
doaj   +1 more source

Spectrum Trading: An Abstracted Bibliography [PDF]

open access: yes, 2010
This document contains a bibliographic list of major papers on spectrum trading and their abstracts. The aim of the list is to offer researchers entering this field a fast panorama of the current literature.
Mastroeni, Loretta, Naldi, Maurizio
core  

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Integrating Energy Storage into the Smart Grid: A Prospect Theoretic Approach

open access: yes, 2014
In this paper, the interactions and energy exchange decisions of a number of geographically distributed storage units are studied under decision-making involving end-users. In particular, a noncooperative game is formulated between customer-owned storage
Mandayam, Narayan B.   +3 more
core   +1 more source

Epidermal Patch Technologies for Integrated Healthcare and Infection Management

open access: yesAdvanced Healthcare Materials, EarlyView.
Epidermal patches have evolved from simple wound coverings into multifunctional, skin‐conformable platforms integrating drug delivery, biosensing, and therapeutic functionalities. This review highlights their material innovations, fabrication strategies, and intelligent designs, including hydrogels, microneedles, and flexible electronics, while ...
Yuqi Wang   +7 more
wiley   +1 more source

DYNAMIC WIRELESS CHARGING FOR ELECTRIC VEHICLES

open access: yes
A dynamic charging solution for electric vehicles (EVs) integrates advanced algorithms and hardware to enablecontinuous charging while driving, improving range and reducing charging stops. Modeled using Python, thesystem optimizes energy transfer with real-time data on vehicle speed, battery level, and road conditions.
Deepak R, Devappa Huchanatti, Kushal S K, Varun S,   +1 more
openaire   +2 more sources

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