Engineering publications brought to you by Mark Allen

Technology

Reaping the rewards of moving from 2D to 3D

Lead batteries save for hybrids

Hydrogen is still a long way off

Unique air filter system cuts exhaust pollutants

Polymer memories activate for quick release

It pays to be paranoid

High precision three-stage bearing solves turbo problems

Motor in drums sensed for hard winding

Hot people shown up to be counted

A plug for all fieldbuses

Pump has same power and capacity but is 20% smaller

Laser micrometer solves rapid thin fibre measurement