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What is the Kp index and how does it relate to the Northern Lights?

Predicting when and where the Northern Lights will be visible is a challenging game and can partially be predicted by ...
C&EN

Dual-Band Terahertz Metamaterial Absorber and Its Refractive-Index-Sensing Application for Material Films

School of Electronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China ...

BioVaxys Licensee SpayVac-for-Wildlife, Inc., Reports Further Positive Single-Dose Efficacy Data for Its Immunocontraceptive Vaccine and Initiation of Regulatory Submission Process

BioVaxys Technology Corp. (CSE: BIOV) (FRA: 5LB) (OTCQB: BVAXF) ("BioVaxys") and SpayVac for Wildlife, Inc. are pleased to announce that results from a collaborative research project conducted in the ...
IEEE

Airborne Ultrasound Detection via Refractive Index Modulation of Air Using Sagnac Interferometry

Abstract: Airborne ultrasound is increasingly recognized as a crucial technology for short-range sonar applications in vehicles and drones, as well as for the development of haptic devices, noncontact ...
IEEE

Thinned Multicore Fiber Supermode Bragg Grating and Interferometer for Temperature-Compensated Refractive Index Sensing

Abstract: A temperature-compensated refractive index (RI) sensor based on thinned strongly-coupled seven-core fiber (SC-SCF) supermode Bragg grating and interferometer is demonstrated. The SC-SCF ...