Skip to search form
Skip to main content
Skip to account menu
Semantic Scholar
Semantic Scholar's Logo
Search 222,787,836 papers from all fields of science
Search
Sign In
Create Free Account
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…
Expand
Wikipedia
(opens in a new tab)
Create Alert
Alert
Related topics
Related topics
4 relations
Macroscopic quantum phenomena
Phonon
Quasiparticle
Second sound
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Development of a multi-physical 2-D model of PEM fuel cell for real-time control
Daming Zhou
,
Fei Gao
,
E. Breaz
,
A. Ravey
,
A. Miraoui
Annual Meeting of the IEEE Industry Applications…
2017
Corpus ID: 3043775
In this paper, a two-dimensional modeling approach for a proton exchange membrane fuel cell (PEMFC) for real-time control…
Expand
2013
2013
DENSITY WAVES IN DIPOLAR BOSE-EINSTEIN CONDENSATES
A. Nicolin
2013
Corpus ID: 124596139
Density waves in cigar-shaped dipolar Bose-Einstein condensates are analysed by variational means and we show analytically how…
Expand
2012
2012
Volume element structure and roton-maxon-phonon excitations in superfluid helium beyond the Gross-Pitaevskii approximation
K. G. Zloshchastiev
2012
Corpus ID: 118545094
We propose a theory which deals with the structure and interactions of volume elements in liquid helium II. The approach consists…
Expand
2011
2011
Phonon generation in condensed 4He by laser-excited atomic bubbles
P. Moroshkin
,
V. Lebedev
,
A. Weis
2011
Corpus ID: 11671591
We discuss the interaction between nanometer-sized defects (atomic bubbles) and elementary excitations (phonons) in quantum…
Expand
2009
2009
Roton dipole moment
V. Mineev
2009
Corpus ID: 122388138
The roton excitation in the superfluid 4He does not possess a stationary dipole moment. However, a roton has an instantaneous…
Expand
2006
2006
Optimization of cathode catalyst layer for direct methanol fuel cells Part II: Computational modeling and design
Fuqiang Liu
,
Chaoyang Wang
2006
Corpus ID: 55531377
2003
2003
UCN production in superfluid helium
W. Schott
,
J. Pendlebury
,
+7 authors
U. Trinks
2003
Corpus ID: 122212407
Abstract:Ultra-cold neutrons (UCN) are produced in superfluid helium by single- and multi-phonon excitation. The UCN production…
Expand
Review
2001
Review
2001
The Nonlinear Schrödinger Equation as a Model of Superfluidity
P. Roberts
,
N. Berloff
2001
Corpus ID: 837952
The results of theoretical and numerical studies of the Gross-Pitaevskii (GP) model are reviewed. This model is used to elucidate…
Expand
1999
1999
The Search for Proton Decay at Super-Kamiokande
K. Ganezer
1999
Corpus ID: 118520720
Seventy years ago (in 1929) Weyl proposed that the proton was absolutely stable. In later years this hypothesis was advanced by…
Expand
1971
1971
Taxonomy and biology of some pyemotidae (Acarina: Tarsonemoidea) inhabiting bark beetle galleries in North American conifers
E. A. Cross
,
J. Moser
1971
Corpus ID: 88970049
The Pyemotid genera Pygmephorus and Pyemotes are redefined. The former is divided into two morphologically and ecologically…
Expand
By clicking accept or continuing to use the site, you agree to the terms outlined in our
Privacy Policy
(opens in a new tab)
,
Terms of Service
(opens in a new tab)
, and
Dataset License
(opens in a new tab)
ACCEPT & CONTINUE