On August 20, 1969, Longines convened the press in Geneva to announce the world's first commercial quartz wristwatch. Known as the Ultra-Quartz, it was more accurate than any other production ...

Clear Quartz helps in stimulating the immune system in the crystal healing world and therefore it also enhances energy flow. It supports overall physical vitality. Some of use it to alleviate physical ...

THIS paper is the first one of a series of papers dealig with quartz crystals, their applications in oscillators, filters, and transducers, and the methods of producing them from the natural crystal.

We investigated the nonlinear vibrations of the coupled thickness-shear and flexural modes of quartz crystal plates with the nonlinear Mindlin plate equations, taking into consideration the kinematic ...

Monitoring of blood coagulation and fibrinolysis is an important issue in treatment of patients with cardiovascular problems and in surgery when blood gets into contact with artificial surfaces. In ...

As electronic devices continue to miniaturize, understanding the nonlinearity in quartz crystal structures becomes increasingly important. This study aims to support the design of high-sensitivity ...

This paper presents time-resolved adsorption behavior of lysozyme, bovine serum albumin (BSA), and immunogamma globulin (IgG) onto a liquid crystal phthalocyanine surface and concentrates on the ...

Exploring Abandoned Mines. Awesome Quartz Crystals and the Towser Mine. Posted: May 30, 2025 | Last updated: June 6, 2025. Disclaimer: The producers of this content strongly advise against ...

No big vacation plans? No worries! We've rounded up incredible summer activities right here in Texarkana and fantastic day trips just a short drive away ...