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Roton

Known as: Roton (disambiguation) 
In theoretical physics, a roton is an elementary excitation, or quasiparticle, in superfluid helium-4. The dispersion relation of elementary… 
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Papers overview

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2018
2018
We introduce an effective point-particle action for generic particles living in a zero-temperature superfluid. This action… 
Review
2013
Review
2013
We obtained FLAMES GIRAFFE+UVES spectra for both first- and second-generation red giant branch (RGB) stars in the globular… 
Highly Cited
2012
Highly Cited
2012
In this paper we investigate the properties of Bose gases with Raman-induced spin–orbit (SO) coupling. It is found that the SO… 
Review
2005
Review
2005
Bogoliubov theory for excitations in Bose-Einstein condensates was formulated over 50 years ago to qualitatively explain strongly… 
1971
1971
The Pyemotid genera Pygmephorus and Pyemotes are redefined. The former is divided into two morphologically and ecologically…