Results 1 to 10 of about 1,042,204 (127)

Trueness of Complete-Arch Implant Scans: Influence of Scanning Technique, Intraoral Scanner, and Implant Position (Part I: Linear and Angular Deviations) [PDF]

open access: yesMedicina
Background and Objectives: This study aimed to investigate the effect of the intraoral scanner, scanning technique, and implant position on the trueness measured by linear and angular deviations.
Bersu Bedirhandede   +4 more
doaj   +2 more sources

Evaluation of Four 3D Facial Scanning Technologies: From Photogrammetry to Structured-Light Systems in Clinical Dentistry [PDF]

open access: yesDentistry Journal
Background/Objectives: Accurate three-dimensional (3D) facial scanning is increasingly important in digital dentistry for diagnosis, treatment planning, and virtual patient creation.
Oana Elena Burlacu Vatamanu   +3 more
doaj   +2 more sources

Security of infrastructural linear objects by using three-dimensional laser scanning technology [PDF]

open access: yesE3S Web of Conferences, 2020
For the functioning of any social infrastructure object, power supply is necessary. Therefore, such linear real estate objects as power lines are important elements in the urban engineering infrastructure.
Gura Dmitry   +2 more
doaj   +1 more source

Linear Laser Scanning Measurement Method Tracking by a Binocular Vision

open access: yesSensors, 2022
The 3D scanning of a freeform structure relies on the laser probe and the localization system. The localization system, determining the effect of the point cloud reconstruction, will generate positioning errors when the laser probe works in complex paths
Chunyan Wu   +3 more
doaj   +1 more source

X-Ray Layered Refocusing Imaging Based on Linear Scanning

open access: yesIEEE Photonics Journal, 2020
In the process of X-ray digital imaging, due to the mutual occlusion of object structures of different depth layers, the image projection information is overlapped.
Bin Liu, Yue Luo, Ke Li, Xia Zhao
doaj   +1 more source

Single-Particle Tracking with Scanning Non-Linear Microscopy

open access: yesNanomaterials, 2020
This study describes the adaptation of non-linear microscopy for single-particle tracking (SPT), a method commonly used in biology with single-photon fluorescence.
Théo Travers   +4 more
doaj   +1 more source

Single-Layer Wide-Angle Scanning Linear Phased Arrays Based on Multimode Microstrip Patch Elements

open access: yesMicromachines, 2023
This paper introduces a novel single-layer microstrip patch element designed to achieve a wide beamwidth, in order to address the growing demand for wide-angle scanning capabilities in modern phased array systems.
Dongsheng Li   +10 more
doaj   +1 more source

SARS-CoV-2 spike linear epitope scanning via a peptide microarray through sera profiling

open access: yesSTAR Protocols, 2021
Summary: Host humoral immunological response plays an essential role in protection against pathogens. Identification of B-cell epitopes on antigens is required for accurate diagnosis and vaccine development.
Yang Li, Dan-yun Lai, Sheng-ce Tao
doaj   +1 more source

Application of Linear Gradient Magnetic Field in Arterial Profile Scanning Imaging

open access: yesSensors, 2020
Background and Objectives: Cardiovascular and cerebrovascular diseases caused by arterial stenosis and sclerosis are the main causes of human death. Although there are mature diagnostic techniques in clinical practice, they are not suitable for early ...
Yanjun Liu   +3 more
doaj   +1 more source

The Effect of Scanning Strategies on FeCrAl Nuclear Thin-Wall Cladding Manufacturing Accuracy by Laser Powder Bed Fusion

open access: yesCrystals, 2022
FeCrAl alloy has been proposed as an alternative material for accident-tolerant fuel (ATF) cladding for nuclear reactors. Thin-wall cladding can be rapidly fabricated by laser powder bed fusion (LPBF). In this paper, a finite element model is established
Fusheng Cao   +9 more
doaj   +1 more source

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