3D-printed surfaces help atoms play ball to improve quantum sensors

Scientists have created 3D printed surfaces featuring intricate textures that can be used to bounce unwanted gas particles away from quantum sensors, allowing useful particles like atoms to be ...
Tech Xplore

New 3D-printing extrusion system redefines printing limits

Researchers at the Department of Energy's Oak Ridge National Laboratory have developed a novel extrusion system that combines multiple 3D-printing extruders into a single, high-output stream via ...

Sculpting complex 3D nanostructures with a focused ion beam

Scientists from the RIKEN Center for Emergent Matter Science and colleagues have developed a new way to fabricate ...
Investopedia

Patterns in Financial Analysis: Definitions, Trends, and Types

Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...
IEEE

Fast Co-Polar and Cross-Polar 3D Pattern Synthesis With Dynamic Range Ratio Reduction for Conformal Antenna Arrays

Abstract: This paper presents a fast method for conformal antenna arrays that enables the synthesis of 3D co-polar and cross-polar patterns, simultaneously reducing the dynamic range ratio (DRR) of ...
Investopedia

Understanding Pattern Day Trader (PDT) Rules and Margin Requirements

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

Impact of Antenna Pattern on TOA Based 3D UAV Localization Using a Terrestrial Sensor Network

Abstract: In this article, we explore the fundamental limits of the 3-dimensional (3D) localization of unmanned aerial vehicles (UAVs) in conjunction with the effects of 3D antenna radiation patterns.