Optical link connects atomic clocks over 1400 km of fibre
Connection is important step towards European network of ultra-precise timekeepers
Read article: Optical link connects atomic clocks over 1400 km of fibre
Read article: Optical link connects atomic clocks over 1400 km of fibre
What is a watt balance?
Stephan Schlamminger describes how this device will redefine mass
Read article: What is a watt balance?
Ultracold neutrons put a new spin on neutron dipole measurements
Neutron charge imbalance could explain lack of antimatter
Read article: Ultracold neutrons put a new spin on neutron dipole measurements
How to put neutrons into a twist
Particle beam with orbital angular momentum could test the foundations of quantum mechanics
Read article: How to put neutrons into a twist
Physicists defend against Trojan-horse quantum hackers
Simple devices can protect quantum cryptography from eavesdroppers
Read article: Physicists defend against Trojan-horse quantum hackers
Levitating diamonds could improve motion sensors
Hybrid quantum system combines light, motion and spin
Read article: Levitating diamonds could improve motion sensors
How to make a better quantum thermometer
Physicists develop theoretical framework for measuring heat in tiny objects
Read article: How to make a better quantum thermometer
Atomic time was born 60 years ago today
Millennia of astronomical timekeeping ended on 3 June 1955
Extraordinary magnetic shield could reveal neutron’s electric dipole moment
System reduces ambient field by a factor of more than one million
Read article: Extraordinary magnetic shield could reveal neutron’s electric dipole moment
Highly charged ions could measure changes in fine-structure constant
Measurements on Earth could help us understand light from distant quasars
Read article: Highly charged ions could measure changes in fine-structure constant
