Results 1 to 10 of about 2,212,907 (348)

Tuning the Coefficient of Thermal Expansion of Transparent Lithium Aluminosilicate Glass-Ceramics by a Two-Stage Heat Treatment

open access: yesCeramics, 2023
Transparent glass-ceramics with a Li2O–Al2O3–SiO2 (LAS) system have been extensively utilized in optical systems in which thermal stability is of utmost importance.
Andrey S. Naumov   +8 more
doaj   +1 more source

Ultrafast-Laser-Induced Tailoring of Crystal-in-Glass Waveguides by Precision Partial Remelting

open access: yesMicromachines, 2023
Space-selective laser-induced crystallization of glass enables direct femtosecond laser writing of crystal-in-glass channel waveguides having nearly single-crystal structure and consisting of functional phases with favorable nonlinear optical or ...
Alexey S. Lipatiev   +5 more
doaj   +1 more source

Effect of Pulse Repetition Rate on Ultrafast Laser-Induced Modification of Sodium Germanate Glass

open access: yesNanomaterials, 2023
We report an unexpected pulse repetition rate effect on ultrafast-laser modification of sodium germanate glass with the composition 22Na2O 78GeO2.
Sergey V. Lotarev   +4 more
doaj   +1 more source

One-Step Crystallization of Gahnite Glass-Ceramics in a Wide Thermal Gradient

open access: yesChemEngineering, 2023
The glass crystallization regime plays a crucial role in the fabrication of glass ceramics: it affects both phase composition and microstructure, and thus the properties of the final product. In the search for new glass-ceramic materials, the development
Georgiy Yu. Shakhgildyan   +6 more
doaj   +1 more source

Activation of photoluminescence glass in public squares [PDF]

open access: yesJournal of Architecture, Art & Humanistic Science, 2022
Excessive energy consumption is one of the most important global problems of our time. It has been found that the lighting process consumes a large part of the electric energy, so science in all its fields seeks to find alternative sources that help to ...
Hala Omar   +3 more
doaj   +1 more source

Computer Generated Holograms (CGH) for Testing, Alignment and Positioning of Astronomical and Space Mirrors Aspherical Surfaces [PDF]

open access: yesEPJ Web of Conferences, 2019
JSC LZOS successfully applies Computer Generated Holograms (CGH) for testing of on- and off-axis surfaces of large-dimensioned optical components for their alignment with respect to interferometer, for defining of aspherical surface optical vertex ...
Semenov Aleksandr   +7 more
doaj   +1 more source

AlPO4 film with rose surface structure: One‐step coating process, superhydrophilic and rapid super‐spreading

open access: yesNano Select, 2022
The construction of superhydrophilic surface structure usually requires auxiliary means with the aid of equipment or templates, and so on, which leads to the disadvantages of complicated production processes and high production costs.
Jinlei Wang   +8 more
doaj   +1 more source

Innovating a design methodology to produce artistic flame-work glass products [PDF]

open access: yesMaǧallaẗ Al-Turāṯ wa Al-Taṣmīm, 2023
Methodologies are an integrated part of the design process, the methodology is the way to reach a goal, i.e. it is a set of tools that are used to provide evidence, evidence and arguments to confirm the validity or incorrectness of a particular ...
Prof. Ezz El-Deen Abd El-Aziz Hasan   +2 more
doaj   +1 more source

Western Australian Aboriginal young women and community representatives identify barriers to school attendance and solutions to school non-attendance

open access: yesThe Australian Journal of Indigenous Education, 2022
The barriers to school attendance that affect young Aboriginal people in Australia are diverse, immense and well documented; however, except for a handful of studies, Aboriginal students’ voices receive no platform for policy makers to hear them.
Rose Whitau   +3 more
doaj   +1 more source

Synthesis of transparent chloroborosilicate nanoglass-ceramics: Crystallization and growth mechanism of BaCl2 nanocrystals

open access: yesJournal of Asian Ceramic Societies, 2015
Oxyfluoride glass-ceramics are extensively being investigated for their excellent optical properties and widespread use in photonic applications. But oxychloride systems are scarcely studied although they are potential candidates for those fields.
Nilanjana Shasmal, Basudeb Karmakar
doaj   +1 more source

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