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Related papers: Heat transport through ion crystals

200 papers

We explore heat transport across an ion Coulomb crystal beyond the harmonic regime by tuning it across the structural phase transition between the linear and zigzag configurations. This demonstrates that the control of the spatial ion…

Quantum Physics · Physics 2014-06-16 Antonia Ruiz , Daniel Alonso , Martin B. Plenio , Adolfo del Campo

We study the connection between heat transport properties of systems coupled to different thermal baths in two separate regions and their underlying nonequilibrium dynamics. We consider classical systems of interacting particles that may…

Statistical Mechanics · Physics 2019-06-12 A. Ruiz-García , J. J. Fernández , D. Alonso

The thermodynamics of low-dimensional systems departs significantly from phenomenologically deducted macroscopic laws. Particular examples, not yet fully understood, are provided by the breakdown of Fourier's law and the ballistic transport…

Atomic Physics · Physics 2023-10-11 L. Timm , H. Weimer , L. Santos , T. E. Mehlstäubler

We demonstrate for the first time a linear-zigzag phase transition induced solely by temperature of the $^{40}$Ca$^{+}$ ion crystals in a surface-electrode trap. In contrast to the previously observed counterparts based on change of the…

Quantum Physics · Physics 2019-10-08 J. Li , L. L. Yan , L. Chen , Z. C. Liu , F. Zhou , J. Q. Zhang , W. L. Yang , M. Feng

In this work, we study quantum heat transport in a single trapped ion, driven by laser excitation and coupled to thermal reservoirs operating at different temperatures. Our focus lies in understanding how different laser coupling scenarios…

Quantum Physics · Physics 2025-03-03 T. Tassis , F. Brito , F. L. Semião

We investigate the structural properties and melting behavior of two-dimensional ion crystals in an RF trap, focusing on the effects of ion temperature and trap potential symmetry. We identify distinct crystal structures that form under…

Atomic Physics · Physics 2025-03-05 Boris V. Pashinsky , Alexander Kato , Boris B. Blinov

This paper investigates thermal transport in a nanocomposite system "porous silicon matrix filled with ionic liquid". First, the thermal conductivity and heat capacity of two imidazolium and one ammonium ionic liquids were evaluated using…

Mesoscale and Nanoscale Physics · Physics 2023-04-13 Pavlo Lishchuk , Alina Vashchuk , Sergiy Rogalsky , Lesia Chepela , Mykola Borovyi , David Lacroix , Mykola Isaiev

Heating of trapped ion clouds by interactions with free electrons crossing the trapping potential was observed. A model describing such process was proposed and discussed. The presented approach predicts two effects: pushing and heating of…

Plasma Physics · Physics 2018-11-14 Łukasz Kłosowski , Mariusz Piwiński

Measuring heat flow through nanoscale systems poses formidable practical difficulties as there is no `ampere meter' for heat. We propose to overcome this problem by realizing heat transport through a chain of trapped ions. Laser cooling the…

Quantum Physics · Physics 2013-07-24 A. Bermudez , M. Bruderer , M. B. Plenio

High transition temperature (high-Tc) superconductivity is associated with layered crystal structures. This work considers superconductivity in ultra-thin crystals (of thickness equal to the transverse structural periodicity distance d for…

Superconductivity · Physics 2012-02-03 Dale R. Harshman , Anthony T. Fiory

Ion Coulomb crystals are ordered structures formed by laser-cooled ions in traps that are characterized by interparticle distances of several micrometers and energy scales on the order of $\mu$eV. Their crystalline structure emerges from…

Atomic Physics · Physics 2026-03-23 Giovanna Morigi , John Bollinger , Michael Drewsen , Daniel Podolsky , Efrat Shimshoni

Interacting many-particle systems can self-organize into a rich variety of crystalline structures. While symmetry provides a powerful framework for predicting whether transitions between crystal states are continuous or discontinuous,…

Atomic Physics · Physics 2026-03-20 Akhil Ayyadevara , Anand Prakash , Shovan Dutta , Arun Paramekanti , S. A. Rangwala

We propose a highly feasible technique with no experimental overhead to rapidly cool the in-plane degrees of freedom of large two-dimensional ion crystals in Penning traps. Through simulations, we demonstrate that our approach enables the…

Quantum Physics · Physics 2024-03-04 Wes Johnson , Athreya Shankar , John Zaris , John Bollinger , Scott E. Parker

Large, 3D trapped ion crystals offer improved sensitivity in quantum sensing protocols, and are expected to be implemented as platforms in near-future experiments. However, numerical techniques used to study the laser cooling of such…

We explore layered strongly correlated materials as a platform to identify and control unconventional heat transfer phenomena. We demonstrate that these systems can be tailored to sustain a wide spectrum of heat transport regimes, ranging…

Strongly Correlated Electrons · Physics 2021-11-29 Giacomo Mazza , Marco Gandolfi , Massimo Capone , Francesco Banfi , Claudio Giannetti

A Wigner crystal formed with trapped ion can undergo structural phase transition, which is determined only by the mechanical conditions on a classical level. Instead of this classical result, we show that through consideration of quantum…

Strongly Correlated Electrons · Physics 2011-02-09 Zhe-Xuan Gong , G. -D. Lin , L. -M. Duan

The electronic properties of interfaces between two different solids can differ strikingly from those of the constituent materials. For instance, metallic conductivity, and even superconductivity, have been recently discovered at interfaces…

Materials Science · Physics 2009-11-13 H. Dias Alves , A. S. Molinari , H. Xie , A. F. Morpurgo

Among the many physical properties, the amorphous state manifests itself in the most spectacular way in heat transport. Anomalously low thermal conductivity, its low-temperature dependence as a function of temperature, the presence of a…

Disordered Systems and Neural Networks · Physics 2020-12-01 A. I. Krivchikov , A. Jeżowski

Sympathetic laser cooling of ions stored within a linear-geometry, radio frequency, electric-quadrupole trap has been investigated using computational and theoretical techniques. The simulation, which allows 5 sample ions to interact with…

Atomic Physics · Physics 2009-11-07 T. J. Harmon , N. Moazzen-Ahmadi , R. I. Thompson

In a superconductor electrons form pairs and electric transport becomes dissipation-less at low temperatures. Recently discovered iron based superconductors have the highest superconducting transition temperature next to copper oxides. In…

Materials Science · Physics 2014-12-02 Xianhui Chen , Pengcheng Dai , Donglai Feng , Tao Xiang , Fu-Chun Zhang
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