Functions are one of the most fundamental concepts in mathematics, forming the foundation for topics in algebra, calculus and many other areas. A solid understanding of the basics of functions, ...

Abstract: Respiratory is known to be a confounding factor of Heart Rate Variability (HRV) analysis. This article introduces a Breath-to-Breath Interval (BBI) spectral computation to investigate the ...

Abstract: This paper presents a multifunctional absorptive energy selective surface (AESS) capable of electromagnetic stealth, adaptive electromagnetic protection and radar jamming. A triple-layer ...