Results 31 to 40 of about 52,212 (299)

Passive OCT probe head for 3D duct inspection [PDF]

open access: yes, 2013
A passive, endoscopic optical coherence tomography (OCT) probe has been demonstrated, incorporating an imaging fibre bundle and 45° conical mirror, and with no electromechanical components at the probe tip.
Tatam, Ralph P., Ford, Helen D.
core   +1 more source

Longitudinal circulating tumor DNA profiling in patients with advanced endometrial cancer using an off‐the‐shelf targeted NGS panel

open access: yesMolecular Oncology, EarlyView.
Intratumour heterogeneity complicates precision management of advanced endometrial cancer. Circulating tumor DNA (ctDNA) offers a minimally invasive strategy to capture tumor evolution and therapeutic resistance. Here, we compare tumor‐agnostic NGS with tumor‐informed ddPCR, outlining their relative sensitivity, concordance, and clinical implications ...
Carlos Casas‐Arozamena   +15 more
wiley   +1 more source

Oil and gas pipeline locating method based on improved Unscented Kalman Filter

open access: yesYou-qi chuyun
[Objective] Part of oil and gas pipelines in China, which have been in operation for a long time, are facing problems such as the lack of specific geographic information and deviation of the pipeline from the designed laying location.
ZHANG Jinghua   +6 more
doaj   +1 more source

Development status and improvement strategy of in-line inspection technology and management

open access: yesYou-qi chuyun, 2020
Pipeline defects have always been the dominant factor leading to pipeline failure. Using in-line inspectiontechnology to inspect and identify various pipeline defects has become a widely acknowledged practice in Chinaand abroad.
Zhiping WU   +5 more
doaj   +1 more source

Design and Implementation of Three-Channel Drainage Pipeline Ground Penetrating Radar Device

open access: yesSensors, 2023
In order to solve the current problems that conventional video inspection can only detect, as an internal pipeline defect and drainage pipeline radar inspection device detects in a single direction and at radar frequency in water pipeline defect ...
Maoxuan Xu, Feng Yang, Rui Yan
doaj   +1 more source

Unmanned Vehicle Model Through Markov Decision Process for Pipeline Inspection [PDF]

open access: yes, 2021
Frequent inspection and proactive monitoring are crucial in monitoring the health of a pipeline else, leakages because of inner corrosion, pipeline wear out or vandalism of pipeline may lead to loss of lives and properties. This research addresses the
Misra, Sanjay   +5 more
core  

Interpreting the effects of DNA polymerase variants at the structural level

open access: yesMolecular Oncology, EarlyView.
Using MAVISp and molecular dynamics simulations, we analyzed over 60 000 missense variants in POLE and POLD1 from ClinVar, COSMIC, cBioPortal, and saturation mutagenesis. Identified mechanistic indicators, including stability, binding, and long‐range, enable structural interpretation, providing ACMG‐like evidence for possible reclassification of VUS ...
Matteo Arnaudi   +7 more
wiley   +1 more source

Numerical Simulation and Experimental Study of the Pneumo-Electric Hybrid-Driven Pipeline Inspection Robot in Low-Pressure Gas Pipeline

open access: yesJournal of Marine Science and Engineering
Intelligent pipeline inspection is necessary to operate submarine pipelines safely. At present, speed excursion and blockage are the challenges in the inspection of low-pressure gas pipelines.
Yuming Su   +6 more
doaj   +1 more source

Bayesian inspection planning for large industrial systems [PDF]

open access: yes, 2007
The implementation of consistent and repeatable methods for inspection planning is a problem faced by a wide range of industries. The theory of Bayesian design problems provides a well established method for the treatment of inspection planning problems,
Hardman, Gavin
core  

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

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