Researchers at East China Normal University have created a mid-infra-red camera with a deep depth of field by creating a virtual pin-hole in an optically-active crystal.

IIT Guwahati has released the GATE Syllabus for Civil Engineering with the official brochure. Get the direct link to download ...

IIT Guwahati has released the GATE 2026 Mechanical Engineering Syllabus for the exam scheduled to be held on February 07, 08, ...

In quantum science, complexity often grows unexpectedly. A classical bit can only be 0 or 1, while the state of 50 quantum bits requires more than ten trillion complex numbers to fully describe, a ...

Relaying a message from point A to B can be as simple as flashing a thumbs-up at a stranger in an intersection, signaling ...

Sigma has announced a second-generation version of its full-frame 35mm F1.2 'Art' lens, after teasing that it was coming ...

Hot on the heels of the stabilized 200mm F2, Sigma is releasing another first for mirrorless systems: the 135mm F1.4 DG Art.

When you use DPReview links to buy products, the site may earn a commission. Image: Sigma Sigma has announced the 20-200mm F3 ...

Keysight Technologies, Inc. (NYSE: KEYS): What: At European Microwave Week (EuMW) 2025, Keysight Technologies will ...

Abstract: This article investigates the phase-locked loop (PLL) synchronization transient stability (PLL-STS) issue of grid-tied multiple voltage source converters (MVSCs) systems, specifically ...

Abstract: This paper proposes the design and application of a new nonlinear sliding mode controller for servo system of antenna with a brushless driving motor. First, the dynamic properties of the ...

Applied Materials posts record Q3 revenues on Semiconductor Systems strength, but softer Q4 guidance raises questions on momentum.