Tribology & Lubrication Technology
April 2023

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FEATURES

DETERGENTS (STLE MEMBER BONUS CONTENT)
The changing face of detergent chemistry
Satisfying new health, safety and environmental regulations while maintaining clean surfaces will be key.

20 MINUTES
20 Minutes With Manel Rodríguez Ripoll
This area manager for AC2T research GmbH discusses self-lubricating materials and alloys.

LUBRICATION FUNDAMENTALS
What do HTHS and PSSI have to do with viscosity?
High temperature high shear and permanent shear stability index are two critical characteristics for improving efficiency and preventing wear.

SCHOLARSHIP RESEARCH 

Metal oxide tribofilms: Relating antiwear additive synergy with mechanical properties
Tribology research report written by the recipient of the society’s 2022 scholarship program.

WEBINAR 

Understanding and controlling water dilutable metal-removal fluid failure
Identifying the cause of a metalworking fluid failure can help you determine which strategy to employ to counteract the failure.

FEATURE

Varnish: Root causes, detection and remediation
Varnish continues to be an issue, but better tests and better abatement technologies are reducing the damage varnish inflicts across industries.

TECH BEAT I

A molecule motor driven by electricity
Unidirectional motion was accomplished after researchers modified the catenane structure. 

TECH BEAT II

Sustainable conversion of asphaltenes to graphene
Flash joule heating of asphaltene with conductive carbon black produced asphaltene-derived flash graphene at a high yield.

TECH BEAT III 

Microtubular flow battery
This battery using submillimeter bundled microtubular membranes can demonstrate high average charge and discharge power densities.

SOUNDING BOARD 

Bearing torque performance
Readers share their insights on bearing torque performance.

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COLUMNS

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