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Related papers: Many-body recombination in insulating cuprates

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Homogeneity and efficient oxygen transfer are crucial for aerobic cultures, which is popularly performed in Stirred Tank Bioreactors, through internal mechanical agitation of the impellers.Although there are a number of impeller designs for…

Three-dimensional, as well as one- and two-dimensional, studies of multiplicity fluctuation are performed using AMPT model to generate central Au-Au collision events at ${\sqrt s_{NN}}= 200$ GeV. Two- and three-dimensional normalized…

Nuclear Theory · Physics 2016-01-06 Xie YiLong , Chen Gang , Wang JiangLing , Liu ZhaoHui , Wang MeiJuan

We explore the imprint of the cosmological hydrogen recombination lines on the power spectrum of the cosmic microwave background (CMB). In particular, we focus our analysis in the three strongest lines for the Balmer, Paschen and Brackett…

Astrophysics · Physics 2009-11-10 J. A. Rubino-Martin , C. Hernandez-Monteagudo , R. A. Sunyaev

We report on the non-trivial field dependence of charge carrier recombination in an organic blend at low temperatures. A new microwave resonance technique for monitoring charge recombination in organic semiconductors at low temperatures is…

Mesoscale and Nanoscale Physics · Physics 2015-09-09 S. Athanasopoulos , N. C. Greenham , R. H. Friend , A. D. Chepelianskii

We study the optical response of a binary system of identical atoms in which one of them is excited by an incoherent pump. %We study the properties of photon scattering, absorption and emission, together with the time evolution of the…

Quantum Physics · Physics 2025-06-27 L. Acevedo , J. Sánchez-Cánovas , M. Donaire

A combination of molecular quantum electrodynamics, perturbation theory, and ab initio calculations was used to create a computational methodology capable of estimating the rate of 3-body singlet upconversion in organic molecular…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 M. LaCount , D. Weingarten , N. Hu , S. Shaheen , J. van de Lagemaat , G. Rumbles , D. Walba , M. T. Lusk

We calculate the photoluminescence spectrum of a single semiconductor quantum dot strongly coupled to a continuum as a function of light frequency, gate voltage, and magnetic field. The spectrum is dominated by the recombination of several…

Strongly Correlated Electrons · Physics 2016-12-21 J. A. Andrade , A. A. Aligia , Pablo S. Cornaglia

We examine the effect of carrier localization due to random alloy fluctuations on the radiative and Auger recombination rates in InGaN quantum wells as a function of alloy composition, crystal orientation, carrier density, and temperature.…

Materials Science · Physics 2017-09-15 Christina Jones , Chu-Hsiang Teng , Qimin Yan , Pei-Cheng Ku , Emmanouil Kioupakis

Motivated by the recent resonant x-ray scattering (RXS) and resonant inelastic x-ray scattering (RIXS) experiments in electron-doped cuprates, we study the charge excitation spectrum in a layered t-J model with the long-range Coulomb…

Superconductivity · Physics 2018-01-19 Matias Bejas , Hiroyuki Yamase , Andres Greco

The rule relating the observed Hall coefficient to the spin and charge responses of the uniform doped Mott insulator is derived. It is essential to include the contribution of holon and spinon three-current correlations to the effective…

Condensed Matter · Physics 2009-10-22 A. J. Schofield , J. M. Wheatley

The undoped antiferromagnetic Mott insulator naturally has one charge carrier per lattice site. When it is doped with additional carriers, they are unstable to spin fluctuation-mediated Cooper pairing as well as other unconventional types…

Coherent many-body quantum dynamics lies at the heart of quantum simulation and quantum computation. Both require coherent evolution in the exponentially large Hilbert space of an interacting many-body system. To date, trapped ions have…

The use of ultrafast pump-probe conductivity (PPC) for studies of photoelectron dynamics in nonpolar molecular liquids has been based upon the perturbation of geminate recombination dynamics of trapped electrons by their laser…

Chemical Physics · Physics 2007-05-23 Ilya A. Shkrob , Leonid Ryzhik

In quantum dots (QDs) the Auger recombination is a non-radiative scattering process in which the optical transition energy of a charged exciton (trion) is transferred to an additional electron leaving the dot. Electron tunneling from a…

Mesoscale and Nanoscale Physics · Physics 2023-10-23 Marcel Zöllner , Hendrik Mannel , Fabio Rimek , Britta Maib , Nico Schwarz , Andreas D. Wieck , Arne Ludwig , Axel Lorke , Martin Geller

Motivated by recent photoemission and pump-probe experiments, we report determinant Quantum Monte Carlo simulations of hybridization fluctuations in the half-filled periodic Anderson model. A tentative phase diagram is constructed based…

Strongly Correlated Electrons · Physics 2019-11-27 Danqing Hu , Jian-Jun Dong , Yi-feng Yang

Strong electron-electron interactions in graphene are expected to result in multiple-excitation generation by the absorption of a single photon. We show that the impact of carrier multiplication on photocurrent response is enhanced by very…

Mesoscale and Nanoscale Physics · Physics 2011-11-29 Justin C. W. Song , Mark S. Rudner , Charles M. Marcus , Leonid S. Levitov

The Zeeman-split spin states of a single quantum dot can be used together with its optical trion transitions to form a spin-photon interface between a stationary (the spin) and a flying (the photon) quantum bit. Besides long coherence times…

Mesoscale and Nanoscale Physics · Physics 2021-10-26 Hendrik Mannel , Jens Kerski , Pia Lochner , Marcel Zöllner , Andreas D. Wieck , Arne Ludwig , Axel Lorke , Martin Geller

We examine the nature of the collective excitations in a strongly anisotropic system of bosons interacting via Coulomb interaction. Such a system has often been used in the past to model the effects of quantum and classical phase…

Superconductivity · Physics 2007-05-23 Matthew J. Case , Igor F. Herbut

Auger processes play a critical role in the behavior of colloidal quantum dots (QDs). While nonradiative Auger recombination is a key performance-limiting factor in light-emitting applications, Auger effects also present exciting…

Mesoscale and Nanoscale Physics · Physics 2025-04-29 Valerio Pinchetti , Ho Jin , Clément Livache , Victor I. Klimov

Dielectronic and higher-order resonant electron recombination processes including a K-shell excitation were systematically measured at high resolution in electron beam ion traps. Storing highly charged Ar, Fe, and Kr ions, the dependence on…

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