Results 271 to 280 of about 500,460 (335)

Evaluation of Interstitial Lung Diseases by Use of Temporal Subtraction Technique on Computed Radiography(CR)Chest Images : Detection and Recognition of Simulated Lesions

open access: bronze, 2001
Nobuyuki Tabata   +11 more
openalex   +2 more sources

Advanced Air Electrodes for Reversible Protonic Ceramic Electrochemical Cells: A Comprehensive Review

open access: yesAdvanced Materials, EarlyView.
Reversible protonic ceramic electrochemical cells (R‐PCECs) face challenges from sluggish and unstable oxygen reduction and evolution reactions in the air electrode. This review discusses recent progress in triple‐conducting air electrodes, emphasizing mechanisms, performance factors, and design strategies, offering guidance for creating efficient and ...
Xi Chen   +8 more
wiley   +1 more source

A Hybrid Speech Enhancement Technique based on Discrete Wavelet Transform and Spectral Subtraction

open access: gold
Yasir Iqbal   +8 more
openalex   +1 more source

Spin-spoiler: a novel arterial spin labeling technique without the need of subtraction

open access: yesJournal of Cardiovascular Magnetic Resonance, 2010
Botnar Rene M, Andia Marcelo E
doaj   +1 more source

Green Fabrication of Sulfonium‐Containing Bismuth Materials for High‐Sensitivity X‐Ray Detection

open access: yesAdvanced Materials, EarlyView.
[(CH3CH2)3S]6Bi8I30 and [[(CH3CH2)3S]AgBiI5 are introduced as novel X‐ray detector materials with exceptional sensitivity and low detection limits. Produced via scalable, green synthesis, they remain highly durable after 9 months of storage and continuous X‐ray use, setting a new benchmark for medical imaging and outperforming many existing and ...
Allan Starkholm   +11 more
wiley   +1 more source

Inorganic Dielectric Materials Coupling Micro‐/Nanoarchitectures for State‐of‐the‐Art Biomechanical‐to‐Electrical Energy Conversion Devices

open access: yesAdvanced Materials, EarlyView.
Biomechanical‐to‐electrical energy conversion devices are uniquely suited for self‐driven physiological information monitoring and powering human–computer interaction systems. These devices based on micro‐/nanoarchitectured inorganic dielectric materials (MNIDMs) have shown ultrahigh electromechanical performance and thus great potential for practical ...
Jia‐Han Zhang   +12 more
wiley   +1 more source

Current Control of Spin Helicity and Nonreciprocal Charge Transport in a Multiferroic Conductor

open access: yesAdvanced Materials, EarlyView.
A conducting multiferroic state of spin origin with both electronic polarity (P) and magnetization (M) can be controlled and detected by electric current in a high‐temperature helimagnet YMn6Sn6. The underlying concept is the coupling of the electric current with the toroidal moment T∼P×M$\bm{T}\sim \bm{P}\ensuremath{\times{}}\bm{M}$.
Daiki Yamaguchi   +3 more
wiley   +1 more source

Endovascular removal of a symptomatic intracranial foreign body via contact aspiration: illustrative case. [PDF]

open access: yesJ Neurosurg Case Lessons
Robichaux JM   +4 more
europepmc   +1 more source

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