Results 71 to 80 of about 101,749 (325)

Integrated Metallo‐Dielectric 3D Hotspots From High Refractive Index Nanodiamond‐Plasmonic Gold Cryosoret Nano‐Assemblies for Photonic Crystal Enhanced Fluorescence

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a novel sensing platform using metallo‐dielectric cryosoret nano‐assemblies and lossless photonic crystals to overcome limitations of conventional plasmonic biosensors. The hybrid system enhances both electric and magnetic field interactions, enabling amplified fluorescence, ultralow detection limits, and prism‐free, objective‐free ...
Seemesh Bhaskar   +5 more
wiley   +1 more source

Prevalence of soft tissue calcifications in CBCT images from the Oral and Maxillofacial Radiology Service at UNAB, Viña del Mar, Chile.

open access: yesJournal of Oral Research, 2020
Soft tissue calcifications can indicate the presence of more serious, potentially life-threatening pathologies. Therefore, their study can lead to an early diagnosis of those conditions that have not yet become clinically apparent.
Patricio Meléndez-Rojas   +2 more
doaj   +1 more source

Height difference between the vestibular and palatal walls and palatal width: a cone beam computed tomography approach [PDF]

open access: gold, 2021
Paula López‐Jarana   +6 more
openalex   +1 more source

Halide Perovskite Radiation Detectors: Conventional Imaging Applications and New Opportunities

open access: yesAdvanced Functional Materials, EarlyView.
Organic–inorganic hybrid halide perovskite (OIHP) semiconductors, owing to their exceptional optoelectronic properties, are emerging as promising next‐generation integrated radiation detectors for applications in medical radiodiagnosis and healthcare monitoring.
Dou Zhao   +4 more
wiley   +1 more source

Evaluation of intra-fractional CBCT image quality using different megavoltage beam sizes and imaging conditions in a phantom study

open access: yesScientific Reports
The intra-fractional cone beam computed tomography can provide real-time anatomical information while saving treatment time, leading to important breakthroughs in image-guided radiation therapy.
Ruining Song, Shumin Cui, Baomin Chen
doaj   +1 more source

Design and Applications of Multi‐Frequency Programmable Metamaterials for Adaptive Stealth

open access: yesAdvanced Functional Materials, EarlyView.
This article provides a comprehensive overview of metamaterials, including their fundamental principles, properties, synthesis techniques, and applications in stealth, as well as their challenges and future prospects. It covers topics that are more advanced than those typically discussed in existing review articles, while still being closely connected ...
Jonathan Tersur Orasugh   +4 more
wiley   +1 more source

Emerging 2D Materials and Their Hybrid Nanostructures for Label‐Free Optical Biosensing: Recent Progress and Outlook

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights recent advances in label‐free optical biosensors based on 2D materials and rationally designed mixed‐dimensional nanohybrids, emphasizing their synergistic effects and novel functionalities. It also discusses multifunctional sensing platforms and the integration of machine learning for intelligent data analysis.
Xinyi Li, Yonghao Fu, Yuehe Lin, Dan Du
wiley   +1 more source

Four-dimensional Cone Beam CT Reconstruction and Enhancement using a Temporal Non-Local Means Method

open access: yes, 2012
Four-dimensional Cone Beam Computed Tomography (4D-CBCT) has been developed to provide respiratory phase resolved volumetric imaging in image guided radiation therapy (IGRT).
Ahmad   +46 more
core   +1 more source

[Cone-beam computed tomography in paleoanthropology].

open access: yesVestnik rentgenologii i radiologii, 2015
To study the capabilities of cone-bean computed tomography (CBCT) in estimating the bone structure when analyzing anthropological findings.Twenty-four bone fragments (remains) of Napoléon Bonaparte Imperial Army soldiers who had died at a Königsberg military hospital during their retreat from Russia in the War of 1812 were examined by CBCT.
A. Yu. Vasil’ev   +6 more
openaire   +2 more sources

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