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Supersolid Discoverer’s New Experiments Show No Supersolid

Physics 5, 111 (2012) – Published October 8, 2012

The first evidence of a superfluidlike state in solid helium came from 2004 experiments that, with improvements, now find no supersolidity.

Focus

Supersolid, with a Twist

Phys. Rev. Focus 20, 3 (2007) – Published July 16, 2007

According to computer simulations, atoms in solid helium can flow without friction when arranged in a regular, spiral structure.

Focus

Two Quantum States for the Price of One

Phys. Rev. Focus 16, 11 (2005) – Published October 6, 2005

Liquid hydrogen can be a superconductor, a superfluid, or both, according to computer simulations.

Focus

Unraveling a Twisted Tale

Phys. Rev. Focus 16, 3 (2005) – Published July 20, 2005

Although the transition from smooth flow to turbulence is notoriously complex in normal fluids, researchers have now seen it in a superfluid.

Focus

Odd Particle Out

Phys. Rev. Focus 15, 1 (2005) – Published January 5, 2005

A hybrid state of matter that includes both superfluid and normal fluid should be stable, according to new calculations. The theory predicting the state was controversial.

Focus

Nobel Focus: Helium Impersonates a Superconductor

Phys. Rev. Focus 12, 16 (2003) – Published October 28, 2003

Anthony Leggett’s complete theory for atomic pairing in a superfluid won him one third of the 2003 Nobel Prize in Physics.

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The Slightest Splash of Superfluid?

Phys. Rev. Focus 12, 14 (2003) – Published October 15, 2003

Just seven helium atoms are enough to produce resistance-free flow, the hallmark of superfluidity.

Focus

Liquid Helium Mimics a Superconductor

Phys. Rev. Focus 2, 9 (1998) – Published August 13, 1998