Plasma and trap-based techniques for science with positrons

JR Danielson, DHE Dubin, RG Greaves… - Reviews of Modern Physics, 2015 - APS
In recent years, there has been a wealth of new science involving low-energy antimatter (ie,
positrons and antiprotons) at energies ranging from 10 2 to less than 10-3 eV. Much of this …

Positron-molecule interactions: Resonant attachment, annihilation, and bound states

GF Gribakin, JA Young, CM Surko - Reviews of Modern Physics, 2010 - APS
This article presents an overview of current understanding of the interaction of low-energy
positrons with molecules with emphasis on resonances, positron attachment, and …

Coulomb-bound four-and five-particle intervalley states in an atomically-thin semiconductor

SY Chen, T Goldstein, T Taniguchi, K Watanabe… - Nature …, 2018 - nature.com
As hosts for tightly-bound electron-hole pairs carrying quantized angular momentum,
atomically-thin semiconductors of transition metal dichalcogenides (TMDCs) provide an …

The production of molecular positronium

DB Cassidy, AP Mills Jr - Nature, 2007 - nature.com
It has been known for many years that an electron and its antiparticle, the positron, may
together form a metastable hydrogen-like atom, known as positronium or Ps (ref.). In 1946 …

[LIBRO][B] Relativistic Nonlinear Electrodynamics: The QED Vacuum and Matter in Super-Strong Radiation Fields

HK Avetissian - 2015 - books.google.com
This revised edition of the author's classic 2006 text offers a comprehensively updated
review of the field of relativistic nonlinear electrodynamics. It explores the interaction of …

Self-amplified gamma-ray laser on positronium atoms from a Bose-Einstein condensate

HK Avetissian, AK Avetissian, GF Mkrtchian - Physical review letters, 2014 - APS
A scheme of an intense coherent gamma-ray source based on the spontaneous radiation of
positronium atoms in a Bose-Einstein condensate (BEC) due to two-photon collective …

Temperature control in dissipative cavities by entangled dimers

CB Dag, W Niedenzu, F Ozaydin… - The Journal of …, 2019 - ACS Publications
We show that the temperature of a cavity field can be drastically varied by its interaction with
suitably entangled atom pairs (dimers) traversing the cavity under realistic atomic …

Study on cooling of positronium for Bose–Einstein condensation

K Shu, X Fan, T Yamazaki, T Namba… - Journal of Physics B …, 2016 - iopscience.iop.org
A proposed new method of cooling positronium is to realize the Bose–Einstein condensation
(BEC) of positronium. We perform detailed studies of three processes:(1) thermalization …

Theoretical analysis and experimental demonstration of a chirped pulse-train generator and its potential for efficient cooling of positronium

K Yamada, Y Tajima, T Murayoshi, X Fan, A Ishida… - Physical Review …, 2021 - APS
We propose an injection-locked pulsed laser with an electro-optic phase modulator in a Ti:
sapphire laser cavity to realize both broadband optical spectra and long pulse durations …

[HTML][HTML] Maximum entropy states of collisionless positron–electron plasma in a dipole magnetic field

N Sato - Physics of Plasmas, 2023 - pubs.aip.org
We are develo** a positron–electron plasma trap based on a dipole magnetic field
generated by a levitated superconducting magnet to investigate the physics of magnetized …