Nanowerk

A Bessel lens with a flat lens unveils technology that creates a nondiffracting bottle laser

A Gaussian beam is transformed into a Bessel beam using a binary axicon and then reshaped by a flat multilevel diffractive ...
IEEE

Fractional-order Modeling Approach and Compensation Strategy of a Solid-Core Active Magnetic Bearing Including Eddy Currents

Abstract: This paper proposes a fractional-order model based on the Bessel function, along with a fractional-order sliding mode control (FSMC) strategy, to address the discrepancies between the actual ...
Investopedia

Understanding the Federal Reserve: Structure and Functions

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
IEEE

Rolling Bearing Fault Diagnosis Methods Based on Adaptive Fourier-Bessel Networks

Abstract: Deep learning has been widely applied in the field of fault diagnosis, but most research still focuses on time-domain feature analysis. Frequency-domain-based methods are relatively rare and ...
verywellhealth

The Anatomy of the Midbrain

The midbrain regulates crucial functions like hearing, vision, movement, pain, sleep, and consciousness. Conditions such as stroke or Parkinson's disease can affect the midbrain, leading to symptoms ...