Quasiparticle
In physics, quasiparticles and collective excitations (which are closely related) are emergent phenomena that occur when a microscopically complicated system such as a solid behaves as if it contained...
Quasiparticle - Wikipedia
X-ray Microscope Reveals 'Solitons,' A Special Type Of Magnetic Wave
Researchers used a powerful, custom-built X-ray microscope at the Department of Energy's SLAC National Accelerator Laboratory to directly observe the magnetic version of a soliton, a type of wave that...
Quantum Physics Meets Genetic Engineering
Nature has had billions of years to perfect photosynthesis, which directly or indirectly supports virtually all life on Earth. In that time, the process has achieved almost 100 percent efficiency in t...
'Plasmonic' Material Could Bring Ultrafast All-Optical Communications
Researchers have created a new "plasmonic oxide material" that could make possible devices for optical communications that are at least 10 times faster than conventional technologies. In optical commu...
Meet the Dropleton—a “Quantum Droplet” That Acts Like a Liquid
Physicists have created a new composite "quasiparticle" that could help probe the quantum mechanics of many particles working together  
Electron hole
In physics, chemistry, and electronic engineering, an electron hole is the lack of an electron at a position where one could exist in an atom or atomic lattice. It is different from the positron, whic...
Electron hole - Wikipedia
Magnetic monopole
A magnetic monopole is a hypothetical elementary particle in particle physics that is an isolated magnet with only one magnetic pole (a north pole without a south pole or vice versa). In more technica...
Plasmon
In physics, a plasmon is a quantum of plasma oscillation. The plasmon can be considered a quasiparticle since it arises from the quantization of plasma oscillations, just like phonons are quantization...
Plasmon - Wikipedia
Phonon
In physics, a phonon is a collective excitation in a periodic, elastic arrangement of atoms or molecules in condensed matter, such as solids and some liquids. Often referred to as a quasiparticle, it ...
Soliton
In mathematics and physics, a soliton is a self-reinforcing solitary wave (a wave packet or pulse) that maintains its shape while it propagates at a constant velocity. Solitons are caused by a cancell...
Soliton - Wikipedia
Quantum Physics Meets Genetic Engineering
Nature has had billions of years to perfect photosynthesis, which directly or indirectly supports virtually all life on Earth. In that time, the process has achieved almost 100 percent efficiency in t...
Nematicon
In optics, a nematicon is a spatial soliton in nematic liquid crystals (NLC). The name was invented in 2003 by G. Assanto. and used thereafter Nematicons are generated by a special type of optical ...
Nematicon - Wikipedia
Intersubband polariton
Intersubband transitions are dipole and are allowed optical excitations between the quantized electronic energy levels within the conduction band of semiconductor heterostructures.Intersubband transit...
Strongly correlated quantum spin liquid
Strongly correlated quantum spin liquid (SCQSL) is a specific realization of a possible quantum spin liquid (QSL) representing a new type of strongly correlated electrical insulator (SCI) that posses...
Strongly correlated quantum spin liquid - Wikipedia
Meet the Dropleton—a “Quantum Droplet” That Acts Like a Liquid
Physicists have created a new composite "quasiparticle" that could help probe the quantum mechanics of many particles working together  
Polariton superfluid
Polariton superfluid is predicted to be a state of the exciton-polariton system that combines the characteristics of lasers with those of excellent electrical conductors. Researchers look for this sta...
Derrick's theorem
Derrick's theorem is an argument due to a physicist G.H. Derrickwhich shows that stationary localized solutions to a nonlinear wave equationor nonlinear Klein–Gordon equationin spatial dimension...
Exciton-polaritons
Exciton-polaritons are a type of polariton quasiparticle arising from strong coupling of excitons (bulk or quantum well) and photons (for example, quantized in an optical microcavity). They occur in s...
Dym equation
In mathematics, and in particular in the theory of solitons, the Dym equation (HD) is the third-order partial differential equationIt is often written in the equivalent formThe Dym equation first appe...
Crystal momentum
In solid-state physics crystal momentum or quasimomentum is a momentum-like vector associated with electrons in a crystal lattice. It is defined by the associated wave vectors of this lattice, accord...
Crystal momentum - Wikipedia
Surface plasmon
Surface plasmons (SPs) are coherent delocalized electron oscillations that exist at the interface between any two materials where the real part of the dielectric function changes sign across the inte...
Surface plasmon - Wikipedia
Novikov-Veselov equation
In mathematics, the Novikov–Veselov equation (or Veselov–Novikov equation) is a natural (2+1)-dimensional analogue of the Korteweg–de Vries (KdV) equation. Unlike another (2+1)-dimensional analogue of...
Phonon scattering
Phonons can scatter through several mechanisms as they travel through the material. These scattering mechanisms are: Umklapp phonon-phonon scattering, phonon-impurity scattering, phonon-electron scatt...
Dissipative soliton
Dissipative solitons (DSs) are stable solitary localizedstructures that arise in nonlinear spatially extendeddissipative systems due to mechanisms of self-organization.They can be considered as an ext...
Dissipative soliton - Wikipedia
Hunter-Saxton equation
In mathematical physics, the Hunter–Saxton equationis an integrable PDE that arises in the theoretical study of nematic liquid crystals. If the molecules in the liquid crystal are initially all aligne...
Camassa-Holm equation
In fluid dynamics, the Camassa–Holm equation is the integrable, dimensionless and non-linear partial differential equationThe equation was introduced by Camassa and Holm as a bi-Hamiltonian model for ...
Bäcklund transform
In mathematics, Bäcklund transforms or Bäcklund transformations (named after the Swedish mathematician Albert Victor Bäcklund) relate partial differential equations and their solutions. They are an im...
Bäcklund transform - Wikipedia
Vector soliton
In physical optics or wave optics, a vector soliton is a solitary wave with multiple components coupled together that maintains its shape during propagation. Ordinary solitons maintain their shape but...
Vector soliton - Wikipedia
Toda lattice
The Toda lattice, introduced by Morikazu Toda (1967), is a simple model for a one-dimensional crystalin solid state physics. It is given by a chain of particles with nearest neighbor interact...
Topological defect
In mathematics and physics, a topological soliton or a topological defect is a solution of a system of partial differential equations or of a quantum field theory homotopically distinct from the vacuu...
Robin Bullough
Robin K. Bullough (21 November 1929 – 30 August 2008) was a British Mathematical Physicist famous for his contributions to the theory of solitons, in particular for his role in the development of the ...
Robin Bullough - Wikipedia