scholarly journals Colossal quasiparticle radiation in the Lifshitz spin liquid phase of a two-dimensional quantum antiferromagnet

2020 ◽  
Vol 101 (18) ◽  
Author(s):  
Matthew C. O'Brien ◽  
Oleg P. Sushkov
1993 ◽  
Vol 71 (26) ◽  
pp. 4393-4396 ◽  
Author(s):  
A. Parola ◽  
S. Sorella ◽  
Q. F. Zhong

1988 ◽  
Vol 02 (02) ◽  
pp. 203-219 ◽  
Author(s):  
L. B. IOFFE ◽  
A. I. LARKIN

In the limit of weak quantum fluctuations an effective long-wave action of the Heisenberg quantum antiferromagnet is obtained which allows one to get a spectrum, spin, and statistics of long-wave fluctuations. In the vicinity of the point of instability of an antiferromagnetic state quantum fluctuations result (at zero temperature as well) in a paramagnetic phase of a spin liquid.


Fluids ◽  
2021 ◽  
Vol 6 (1) ◽  
pp. 27
Author(s):  
J. Barry Greenberg ◽  
David Katoshevski

A theoretical investigation of the influence of a standing wave flow-field on the dynamics of a laminar two-dimensional spray diffusion flame is presented for the first time. The mathematical analysis permits mild slip between the droplets and their host surroundings. For the liquid phase, the use of a small Stokes number as the perturbation parameater enables a solution of the governing equations to be developed. Influence of the standing wave flow-field on droplet grouping is described by a specially constructed modification of the vaporization Damkohler number. Instantaneous flame front shapes are found via a solution for the usual Schwab–Zeldovitch parameter. Numerical results obtained from the analytical solution uncover the strong bearing that droplet grouping, induced by the standing wave flow-field, can have on flame height, shape, and type (over- or under-ventilated) and on the existence of multiple flame fronts.


2021 ◽  
Author(s):  
Dean N. Edun ◽  
Meredith R. Flanagan ◽  
Arnaldo L. Serrano

Two-dimensional infrared spectroscopy reveals folding of an intrinsically disordered peptide when sequestered into a model “membrane-less” organelle.


Author(s):  
Pieter Schiettecatte ◽  
Deepika Poonia ◽  
Ivo Tanghe ◽  
Sourav Maiti ◽  
Michele Failla ◽  
...  
Keyword(s):  

ACS Photonics ◽  
2018 ◽  
Vol 5 (12) ◽  
pp. 5055-5067 ◽  
Author(s):  
Chenyang Xing ◽  
Xing Chen ◽  
Weichun Huang ◽  
Yufeng Song ◽  
Jihao Li ◽  
...  

1991 ◽  
Vol 05 (01n02) ◽  
pp. 171-189 ◽  
Author(s):  
P. Chandra ◽  
P. Coleman ◽  
I. Ritchey

The search for a gapless spin liquid phase has raised many issues in quantum antiferromagnetism. Here we review recent developments in this field, and in particular address questions and controversies surrounding a proposed “spin nematic” state.


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