Results 61 to 70 of about 2,768 (153)

THE PHOTOELASTICITY OF RHOMBIC SYNGONY CRYSTALS

open access: yesЕлектроніка та інформаційні технології
The Rb2SO4 crystals were synthesized by slow evaporation of room-temperature aqueous solution of pure rubidium sulfate salts that had been recrystallized many times. The solution temperature was 310 K, controlled by a thermostat with an accuracy of 0.5 K.
Vasyl Stadnyk   +5 more
doaj   +1 more source

Energy Consumption, Reproducibility, and Optimization of Laboratory‐Scale Glass Melting

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 9, September 2026.
ABSTRACT Despite sustained efforts aimed at reducing energy consumption in industrial processing, no benchmarks have yet been established for laboratory‐scale glass melting. This gap persists notwithstanding the pivotal role of academic research in generating fundamental understanding that informs industrial process optimization and scale‐up strategies.
Yuanqing Lu   +6 more
wiley   +1 more source

Polymer‐Based Multiparameter Sensing Integrated Photonic Chip for Health Monitoring

open access: yesAdvanced Science, Volume 13, Issue 47, 24 August 2026.
A monolithic integrated photonic chip simultaneously measures blood glucose, pressure, temperature, ECG, and sweat glucose. Combining multiple Bragg grating sensors, Mach–Zehnder modulators, and an on–‐chip demodulation unit, this compact chip (1 cm × 0.5 cm) offers robust multiparameter detection.
Xiaolin Li   +11 more
wiley   +1 more source

Investigation of the stress state of a carbide plate of a cutting tool

open access: yesMachinery & Energetics
Cutting tools with carbide inserts operate under harsh conditions that can cause cracking and failure, as their strength directly depends on the stress-strain state.
P. Zabrodskyi   +3 more
doaj   +1 more source

Photoelastic Tensor Elements of Optical Glasses: Dispersion and Relation to Structure

open access: yes, 2023
Photoelasticity refers to the change in index of refraction of a material due to applied stress or strain, and in glass, results in birefringence.
Jenkins, Abby
core  

Photoelastic experiments on failure characteristics of fractured rock with different sizes

open access: yesYantu gongcheng xuebao, 2018
In order to fully study the effect of specimen size and crack dip angle on the failure mechanism of fractured rock, uniaxial compression tests on rocks with different specimen sizes and crack dip angles are performed.
XIE Can , LI Shu-chen , YAN Qin , LI Jing-long , ZHAO Shi-seng
doaj   +1 more source

Load estimation from photoelastic fringe patterns under combined normal and shear forces [PDF]

open access: yes, 2009
Recently there has been some spurt of interests to use photoelastic materials for sensing applications. This has been successfully applied for designing a number of signal-based sensors, however, there have been limited efforts to design image-based ...
Dubey, Venketesh N.   +1 more
core   +1 more source

Modeling the Stress Field in MSLA-Fabricated Photosensitive Resin Components: A Combined Experimental and Numerical Approach

open access: yesModelling
This study presents an experimental and numerical investigation into the stress field in cylinders manufactured from photosensitive resin using the Masked Stereolithography (MSLA) technique.
Geraldo Cesar Rosario de Oliveira   +4 more
doaj   +1 more source

Benchmarking Phase Unwrapping Algorithms in Digital Photoelasticity

open access: yesApplied Sciences
This study benchmarks five phase unwrapping algorithms—Goldstein’s branch-cut, Flynn’s minimum discontinuity, quality-guided, least-squares, and CPULSI—for digital photoelastic stress field reconstruction using a 3D-printed diametrically compressed disk ...
Xilin Long   +5 more
doaj   +1 more source

Quantitative Full-Field Stress Analysis of Sandy Dolomite Using CT-3D Printing–Photoelasticity Approach

open access: yesApplied Sciences
Quantitative characterization of internal stress fields in fracture-dominated geological materials remains a significant challenge due to the limitations of conventional measurement techniques. This study presents the first quantitative full-field stress
Xilin Long   +5 more
doaj   +1 more source

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