The new Wilson Pro Staff Classic 97 provides a pivot point for the game's longest-running tennis racket franchise and a new ...

Republicans Block Effort to Check Trump’s Power in Venezuela G.O.P. leaders pressured fellow senators who initially supported the measure, which would have limited President Trump’s military authority ...

Abstract: This article aims to reduce the ripple current in the inductor used in a quasi Z-source ultra sparse matrix converter (USMC). The main limitations of the conventional USMC are limited ...

A research team from China Minmetals Corporation has developed a key technology for the high-temperature purification of graphite, successfully developing ultra-high purity graphite products with a ...

Abstract: We propose a scheme for ultra-broadband and polarization-insensitive metamaterial perfect absorber (PA) by utilizing a thin metal-insulator-metal (MIM) stack, which is comprised of an array ...

In this work, the asymmetrical rolling of 860 μm thick high-purity titanium (HP-Ti) strips is investigated. HP-Ti ultra-thin strips are produced in thicknesses ranging from 280 μm to 20 μm. The ...

Samples of AISI 420 martensitic stainless steel with dimensions of 0.2 cm in thickness and 2 cm in diameter, and a composition (wt.%) of 12.64 Cr, 0.22 C, 0.32 Mn, 0.03 S, 0.33 Ni, 0.44 Si, 0.03 P, ...

Plant Biophysics/Biochemistry Research Laboratory, Faculty of Agriculture, Ehime University, 3-5-7 Tarumi, Matsuyama 790-8566, Japan, and CIHIDECAR-CONICET, Departamento de Química Orgánica, Facultad ...

In the year after surgery for primary congenital glaucoma, rigid gas-permeable contact lenses led to significantly better visual outcomes than spectacles, according to a study published in JAMA ...

on the 30th of March 2022 at 16:10 ...