How a medieval Oxford friar used light and colour to find out what stars and planets are made of

Richard Fishacre challenged the scientific orthodoxy of his day, and contemporary astrophysics has vindicated his position.
IEEE

Fast-Response Temperature Sensing Using Dual-Wavelength Differential Cross Multiplication for Interrogating Fiber-Optic Fabry–Pérot Interferometers

Abstract: This article proposes a novel demodulation approach for fast measurement of seawater temperature, utilizing the dual-wavelength differential cross-multiplication (DWDCM) algorithm. The ...
Scientific Research Publishing

Cosmic Entropy and Conversation of Energy of the Type

Haug, E.G. (2023) The Compton Wavelength Is the True Matter Wavelength, Linked to the Photon Wavelength, While the de Broglie Wavelength Is Simply a Mathematical Derivative, Understanding This Leads ...
IEEE

Hybrid Dual Wavelength Digital Holography Method Combining Beat Frequency and Constrained Underdetermined Equations

Abstract: This paper proposes a hybrid dual-wavelength digital holography (DWDH) method. By combining the beat frequency with the constrained underdetermined equations, the proposed hybrid DWDH use ...

American startup Substrate promises 2nm-class chipmaking with particle accelerators, at a tenth of the cost of EUV — X-ray lithography system has potential to surpass A…

A U.S. startup is developing a compact particle-accelerator-based X-ray lithography system that could surpass ASML's EUV ...