Results 161 to 170 of about 140,060 (381)

Influence of intracanal post on apical periodontitis identified by cone-beam computed tomography [PDF]

open access: gold, 2009
Carlos Estrela   +4 more
openalex   +1 more source

Supraballs Composed of Mie‐Resonant Silicon Nanospheres

open access: yesAdvanced Optical Materials, EarlyView.
Spherical supraballs composed of Mie‐resonant silicon nanospheres are developed through an emulsion‐templated self‐assembly process. By systematically varying constituent silicon nanosphere size and interparticle spacing—both statically through oxidation and dynamically using thermoresponsive shells—the reflection color and intensity of the supraballs ...
Shintaro Kono   +5 more
wiley   +1 more source

CBCT's Cone Beam Computed Tomography

open access: yesJournal of Academy of Dental Education, 2014
Dental X- Rays are important for diagnosing and treating patients by helping to detect oral health issues when they can't be detected by visual or physical examination alone. Dental X-Ray take a much closer look and provide valuable information in the area of interest. Though 2 Dimensional X-Ray and Panoramic radiography can predict diagnosis in number
openaire   +2 more sources

Complex Structured Light Generation Using Printed Liquid Crystal Droplets

open access: yesAdvanced Optical Materials, EarlyView.
Inkjet‐printed liquid crystal droplets generate structured light beams with spatially varying polarization and phase. These include full Poincaré beam, vortex beam carrying orbital angular momentum, and beam with polarization singularities, offering a simple approach for compact structured light generation in optical manipulation, imaging, and ...
Xuke Qiu   +12 more
wiley   +1 more source

Influence of scanning and reconstruction parameters on quality of three-dimensional surface models of the dental arches from cone beam computed tomography [PDF]

open access: hybrid, 2009
Bassam Hassan   +4 more
openalex   +1 more source

Interactions of Nitrogen‐Vacancy Centers in Diamond with Electron Beams: Implications for Quantum Sensing and Photoluminescence Stability

open access: yesAdvanced Optical Materials, EarlyView.
Under the influence of an electron beam, the photoluminescence (PL) and quantum sensing stability of nitrogen‐vacancy (NV) centers in fluorescent nanodiamonds (FNDs) change. This work elucidates structural and functional changes induced by the electron beam in FNDs and identifies imaging conditions to preserve NV properties and offers a pathway for top‐
Bradley T. Flinn   +10 more
wiley   +1 more source

Three Cases of Gastric Lesions demonstrated by 3 Dimensional Aerography using Cone-Beam Computed Tomography

open access: bronze, 2003
Masayuki Suzuki   +6 more
openalex   +2 more sources

Techniques and Advances in Ultrafast Photography

open access: yesAdvanced Photonics Research, EarlyView.
This review maps the fast‐growing field of ultrafast photography from early mechanical cameras to modern optical‐computational methods. It organizes techniques into four families (multishot passive/active; single‐shot passive/active), explains how they reach trillion‐frame‐per‐second speeds, compares capabilities and tradeoffs, and highlights ...
Chen Huang   +10 more
wiley   +1 more source

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