If blood isn’t able to flow unobstructed to the penis, it can prevent an erection, cause an erection to be lost prematurely, or reduce its overall hardness. Phosphodiesterase type 5 (PDE5 ...

When AISI 316L stainless steels are submitted to the nitriding process at temperatures lower than 450 °C, a high nitrogen content expanded austenite phase is formed, which shows higher hardness and ...

Getting your Trinity Audio player ready ... IDAHO FALLS – Keeping the nation’s lights on is no small job. The grid we take for granted involves large, expensive equipment, most notably power ...

Surface treatments like nitriding and carbonitriding are applied to martensitic stainless steels with the aim of increase hardness and wear resistance 8-12. These thermochemical treatments may also ...

The U.S. grid is under unprecedented pressure. Along with increasingly severe weather events, skyrocketing demand from data centers and electric vehicles (EVs) reveals a need for significant ...

College of Polymer Science & Engineering, State Key Laboratory of Polymer Materials Engineering, Sichuan University, Chengdu, 610065, P. R. China ...

School of Materials Science and Engineering, Jiangsu Key Laboratory of Materials Surface Science and Technology, Changzhou University, Changzhou 213164, China ...