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

Friction springs minimize impact, vibration

Friction springs consist of radial rings that deform briefly and convert impact energy into frictional heat. Design them into your next design for damping. Carl Fenstermacher, President, Ringfeder ...
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 ...