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This Letter investigates the formation of quantum droplets in curved spacetime, highlighting the significant influence of curvature on the formation and properties of these objects. While our computations encompass various dimensions, we…

High Energy Physics - Theory · Physics 2025-12-18 Antonino Flachi , Takahiro Tanaka

We present the first numerical simulations of gravitational waves (GWs) passing through a potential well generated by a compact object in 3-D space, with a realistic source waveform derived from numerical relativity for the merger of two…

High Energy Astrophysical Phenomena · Physics 2020-05-22 Jian-hua He

Electromagnetic waves are ideal candidates for transmitting information in a quantum network as they can be routed rapidly and efficiently between locations using optical fibers or microwave cables. Yet linking quantum-enabled devices with…

Quantum Physics · Physics 2016-01-20 R. W. Andrews , A. P. Reed , K. Cicak , J. D. Teufel , K. W. Lehnert

In 1971 Zel'dovich predicted that quantum fluctuations and classical waves reflected from a rotating absorbing cylinder will gain energy and be amplified. This key conceptual step towards the understanding that black holes may also amplify…

Classical Physics · Physics 2020-10-28 M. Cromb , G. M. Gibson , E. Toninelli , M. J. Padgett , E. M. Wright , D. Faccio

Spacetime is composed of a fluctuating arrangement of bubbles or loops called spacetime foam, or quantum foam. We use the holographic principle to deduce its structure, and show that the result is consistent with gedanken experiments…

General Relativity and Quantum Cosmology · Physics 2011-09-01 Y. Jack Ng

One of the most exciting quantum emulation [1] breakthroughs was the first analog signal-based emulation of a universal quantum computer [2]. This yielded a very interesting paper, but no practical use - even for theorists. The reason for…

Quantum Physics · Physics 2023-02-03 Marcus Edwards

We survey systematically the general parametrisations of particle-physics models for a first-order phase transition in the early universe, including models with polynomial potentials both with and without barriers at zero temperature, and…

High Energy Physics - Phenomenology · Physics 2020-08-06 John Ellis , Marek Lewicki , José Miguel No

We describe the interaction of surface acoustic waves with electrons in an array of quantum wires, patterned out of a two dimensional electron gas. Two specific geometries are considered, in which the surface acoustic wave travels parallel,…

Condensed Matter · Physics 2009-10-31 Michal Rokni , Y. Levinson

Piezoelectric surface acoustic waves (SAWs) are powerful for investigating and controlling elementary and collective excitations in condensed matter. In semiconductor two-dimensional electron systems SAWs have been used to reveal the…

Quantum Physics · Physics 2021-07-09 H. Byeon , K. Nasyedkin , J. R. Lane , N. R. Beysengulov , L. Zhang , R. Loloee , J. Pollanen

Quantum computing (or generally, quantum information processing) is of prime interest for it potentially has a significant impact on present electronics and computations1-5. Essence of quantum computing is a direct usage of the…

Quantum Physics · Physics 2007-05-23 S. W. Hwang , D. Y. Jeong , M. S. Jun , M. H. Son , L. W. Engel , J. E. Oh , D. Ahn

States in quantum field theory (QFT) are represented by many-particle wave functions, such that a state describing n particles depends on n spacetime positions. Since a general state is a superposition of states with different numbers of…

High Energy Physics - Theory · Physics 2014-11-18 H. Nikolic

Bottom-up quantum simulators have been developed to quantify the role of various interactions, dimensionality, and structure in creating electronic states of matter. Here, we demonstrated a solid-state quantum simulator emulating molecular…

Mesoscale and Nanoscale Physics · Physics 2023-06-16 E. Sierda , X. Huang , D. I. Badrtdinov , B. Kiraly , E. J. Knol , G. C. Groenenboom , M. I. Katsnelson , M. Rösner , D. Wegner , A. A. Khajetoorians

Quantum measurements are described as instantaneous projections in textbooks. They can be stretched out in time using weak measurements, whereby one can observe the evolution of a quantum state as it heads towards one of the eigenstates of…

Quantum Physics · Physics 2018-04-11 Parveen Kumar , Suman Kundu , Madhavi Chand , R. Vijayaraghavan , Apoorva Patel

Photon-mediated interactions in subwavelength atomic arrays have numerous applications in quantum science. In this manuscript, we explore the potential of three-level quantum emitters, or ``impurities" embedded in a two-dimensional atomic…

Quantum Physics · Physics 2024-06-13 Freya Shah , Taylor L. Patti , Oriol Rubies-Bigorda , Susanne F. Yelin

Quantum simulation of particle phenomena is a rapidly advancing field of research. With the widespread availability of quantum simulators, a given quantum system can be simulated in numerous ways, offering flexibility in implementation and…

Quantum Physics · Physics 2025-08-06 Sandeep Joshi , Garima Rajpoot , Prashant Shukla

Quantum physics, which describes the strange behavior of light and matter at the smallest scales, is one of the most successful descriptions of reality, yet it is notoriously inaccessible. Here we provide an approachable explanation of…

A small time delay between interactions, which has previously been shown to remove divergences from QED, is used to show that, if spacetime geometry is emergent from particle interactions in the manner suggested by Bondi, then Minkowski…

General Relativity and Quantum Cosmology · Physics 2014-11-13 Charles Francis

We develop a non-perturbative approach to simulating scattering on classical and quantum computers, in which the initial and final states contain a fixed number of composite particles. The construction is designed to mimic a particle…

Quantum Physics · Physics 2023-10-30 Michael Kreshchuk , James P. Vary , Peter J. Love

We show explicitly that there is particle creation in a static spacetime. This is done by studying the field in a coordinate system based on a physical principle which has recently been proposed. There the field is quantized by decomposing…

High Energy Physics - Theory · Physics 2015-06-26 D. J. Lamb , A. Z. Capri , S. M. Roy

We develop the computational framework for gravitational wave - black hole scattering in worldline quantum field theory (WQFT) without spin. Crucially, we prove on general grounds that, in the absence of dissipation, the exponential…

High Energy Physics - Theory · Physics 2026-02-23 Yilber Fabian Bautista , Mathias Driesse , Kays Haddad , Gustav Uhre Jakobsen