Results 51 to 60 of about 2,711 (280)

Characterizing Matrix-Product States and Projected Entangled-Pair States Preparable via Measurement and Feedback

open access: yesPRX Quantum
Preparing long-range entangled states poses significant challenges for near-term quantum devices. It is known that measurement and feedback (MF) can aid this task by allowing the preparation of certain paradigmatic long-range entangled states with only ...
Yifan Zhang   +2 more
doaj   +1 more source

Disentangling Interacting Symmetry-Protected Phases of Fermions in Two Dimensions

open access: yesPhysical Review X, 2019
We construct fixed point lattice models for group supercohomology symmetry-protected topological phases of fermions (2+1)D. A key feature of our approach is to construct finite depth circuits of local unitaries that explicitly build the ground states ...
Tyler D. Ellison, Lukasz Fidkowski
doaj   +1 more source

Quantum error-detection at low energies

open access: yesJournal of High Energy Physics, 2019
Motivated by the close relationship between quantum error-correction, topological order, the holographic AdS/CFT duality, and tensor networks, we initiate the study of approximate quantum error-detecting codes in matrix product states (MPS).
Martina Gschwendtner   +3 more
doaj   +1 more source

Deterministic Constant-Depth Preparation of the AKLT State on a Quantum Processor Using Fusion Measurements

open access: yesPRX Quantum, 2023
The ground state of the spin-1 Affleck, Kennedy, Lieb, and Tasaki (AKLT) model is a paradigmatic example of both a matrix product state and a symmetry-protected topological phase and additionally holds promise as a resource state for measurement-based ...
Kevin C. Smith   +3 more
doaj   +1 more source

Robust Bio‐Textiles Via Mycelium‐Cellulose Interface Engineering

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a new class of sustainable textiles by growing mycelium, the root‐like structure of fungi, into cellulose‐based fabrics. This semi‐interpenetrating mycelium‐cellulose fiber network combines the strength and breathability of natural fibers with the water‐resistant and adhesive properties of mycelium, resulting in a robust, scalable,
Wenhui Xu   +7 more
wiley   +1 more source

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

CFT4 as SO(4,2)-invariant TFT2

open access: yesNuclear Physics B, 2015
We show that correlators of local operators in four-dimensional free scalar field theory can be expressed in terms of amplitudes in a two-dimensional topological field theory (TFT2).
Robert de Mello Koch, Sanjaye Ramgoolam
doaj   +1 more source

Colloidal Crack Sintering Lithography for Light‐Induced Patterning of Particle Assemblies

open access: yesAdvanced Functional Materials, EarlyView.
Colloidal crack sintering lithography (CCSL) is a microfabrication technique that uses light‐induced photothermal heating to trigger sintering and controlled cracking in polymer colloidal assemblies. Local structural changes generate microchannels and patterns, enabling direct writing of diverse topographic motifs.
Marius Schoettle   +2 more
wiley   +1 more source

Excitation basis for (3+1)d topological phases

open access: yesJournal of High Energy Physics, 2017
We consider an exactly solvable model in 3+1 dimensions, based on a finite group, which is a natural generalization of Kitaev’s quantum double model. The corresponding lattice Hamiltonian yields excitations located at torus-boundaries.
Clement Delcamp
doaj   +1 more source

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