Results 91 to 100 of about 436,858 (367)

Efficient path integral approach via analytical asymptotic expansion for nonlinear systems under Gaussian white noise

open access: yesNonlinear dynamics
In this paper an efficient formulation of the Path integral (PI) approach is developed for determining the response probability density functions (PDFs) and first-passage statistics of nonlinear oscillators subject to stationary and time-modulated ...
A. Di Matteo, A. Pirrotta
semanticscholar   +1 more source

GPU Based Path Integral Control with Learned Dynamics [PDF]

open access: yes, 2015
We present an algorithm which combines recent advances in model based path integral control with machine learning approaches to learning forward dynamics models.
Daniel, Tom   +2 more
core  

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Unlocking the general relationship between energy and entanglement spectra via the wormhole effect

open access: yesNature Communications, 2023
Based on the path integral formulation of the reduced density matrix, we develop a scheme to overcome the exponential growth of computational complexity in reliably extracting low-lying entanglement spectrum from quantum Monte Carlo simulations.
Zheng Yan, Zi Yang Meng
doaj   +1 more source

Visual Recovery Reflects Cortical MeCP2 Sensitivity in Rett Syndrome

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Rett syndrome (RTT) is a devastating neurodevelopmental disorder with developmental regression affecting motor, sensory, and cognitive functions. Sensory disruptions contribute to the complex behavioral and cognitive difficulties and represent an important target for therapeutic interventions.
Alex Joseph Simon   +12 more
wiley   +1 more source

Demystifying Quantum Gate Fidelity for Electronics Engineers

open access: yesApplied Sciences
The implementation of quantum gates by means of microwave cryo-RFICs controlling qubits is a promising path toward scalable quantum processors. Quantum gate fidelity quantifies how well an actual quantum gate produces a quantum state close to the desired
Mattia Borgarino, Alessandro Badiali
doaj   +1 more source

The Feynman Path Integral: An Historical Slice

open access: yes, 2003
Efforts to give an improved mathematical meaning to Feynman's path integral formulation of quantum mechanics started soon after its introduction and continue to this day. In the present paper, one common thread of development is followed over many years,
Klauder, John R.
core   +3 more sources

Discovery and Targeted Proteomic Studies Reveal Striatal Markers Validated for Huntington's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Clinical trials for Huntington's disease (HD) enrolling persons before clinical motor diagnosis (CMD) lack validated biomarkers. This study aimed to conduct an unbiased discovery analysis and a targeted examination of proteomic biomarkers scrutinized by clinical validation. Methods Cerebrospinal fluid was obtained from PREDICT‐HD and
Daniel Chelsky   +8 more
wiley   +1 more source

Does a Functional Integral Really Need a Lagrangian?

open access: yesActa Polytechnica, 2010
Path integral formulation of quantum mechanics (and also other equivalent formulations) depends on a Lagrangian and/or Hamiltonian function that is chosen to describe the underlying classical system.
D. Kochan
doaj  

Electronegativity Scale from Path Integral Formulation

open access: yes, 2003
21 pages, 1 figure, 4 tables ...
Putz, Mihai V., Russo, Nino
openaire   +2 more sources

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