Journey to the center of a quantized vortex: How microscopic mutual friction governs superfluid dissipation

Step inside the strange world of a superfluid, a liquid that can flow endlessly without friction, defying the common-sense ...
Machine Design

Creating Friction

You know that two surfaces mate, but what is a friction clutch or brake? Using friction has been the most popular way to engage and stop loads since the 1800s. Surfaces interact with ...
Business Wire

Friction Welding Machine Market - Wide Array of Future Applications Boost Growth | Technavio

LONDON--(BUSINESS WIRE)--Technavio research analysts predict the global friction welding machine market to grow at a CAGR of around 5% during the period 2018-2022, according to their latest report.
Machine Design

Low-Friction Seals Give High Fluid-Power Efficiency

• Excessive seal friction wastes energy, accelerates wear, and can lead to premature failure. • Too little friction makes a seal prone to leak. • Pressure-activated hydraulic seals minimize both ...