Results 111 to 120 of about 2,296,341 (304)

MEMS‐Based Magnetoelectric Antennas for Wireless Power Transmission in Brain‐Implantable Devices

open access: yesAdvanced Materials Technologies, EarlyView.
Magnetoelectric (ME) antennas allow the minimization of the invasiveness of brain implantable devices, via powering wirelessly systems able to actuate neural tissue. In order to achieve the necessary power efficiency transmission, the choice of the materials and the system assembly is vital.
Laura Mazón‐Maldonado   +5 more
wiley   +1 more source

Multimaterial Microrobots for pH Sensing Fabricated Using Sequential 3D and 4D Printing with Automated Alignment

open access: yesAdvanced Materials Technologies, EarlyView.
This work proposes the use of multimaterial microrobots for pH sensing. The microrobots consist of a hard polymer backbone and 4D printed sensing elements made of a pH‐responsive hydrogel. The swelling response, reusability, and high mobility of the microrobots make them promising tools for pH sensing at the micro scale.
Daniel Maher   +9 more
wiley   +1 more source

Fabric Color and Design Identification for Vision Impaired

open access: diamond, 2022
S. Gayathri   +3 more
openalex   +1 more source

Diamond 2D/3D Printing Technology: Bringing Scintillating Performance to Functional Materials and Their Applications

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights advances in printing with nano‐ and microparticulate diamond for applications such as sensors, thermal management, machining tools, and biointerfaces. By covering screen, inkjet, microcontact, and 3D printing techniques, it outlines how diamond particles can be integrated into composite materials and functional devices, while ...
Simona Baluchová   +1 more
wiley   +1 more source

Strong and Weak Coupling Nanophysics with Free Electron Beams

open access: yesAdvanced Optical Materials, EarlyView.
This paper focuses on a short review of the study of the coupling between optical excitations at the nanometer scale, made possible by recent advances in free electron beam spectroscopies. In particular, plasmon–plasmon, plasmon–exciton, and plasmon–phonon couplings are reviewed. Abstract The work of Luis M.
Mathieu Kociak   +6 more
wiley   +1 more source

Multimodal Luminescence from LaAlO3:Eu3+ via Trap Modulation for High‐Temperature Applications

open access: yesAdvanced Photonics Research, EarlyView.
LaAlO3:Eu3+ (LAO:E) phosphor exhibiting multimode luminescence enabled by multilevel traps spanning shallow to deep states is reported. These traps ensure controlled charge storage and release at room and elevated temperatures. Experimental studies and theoretical calculations reveal the trapping–detrapping mechanism, highlighting LAO:E as a promising ...
Abdulelah Alolayan   +3 more
wiley   +1 more source

Assessment of Color Vision Among School Children: A Comparative Study Between The Ishihara Test and The Farnsworth D-15 Test

open access: yesJournal of Nepal Medical Association, 2016
Introduction: Color vision is one of the important attribute of visual perception. The study was conducted at different schools of Kathmandu to compare the  ndings of the Ishihara Pseudoisochromatic test and the Farnsworth D-15 test.
Rajesh Kishor Shrestha   +1 more
doaj  

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