Results 1 to 10 of about 4,398 (146)

Noncommutative QFT and Renormalization [PDF]

open access: yesJournal of Physics: Conference Series, 2006
To appear in the proceedings of the Workshop "Noncommutative Geometry in Field and String Theory", Corfu, 2005 (Greece)
Grosse, Harald, Wohlgenannt, Michael
openaire   +4 more sources

QFT with stubs

open access: yesJournal of High Energy Physics, 2022
Abstract The BV-Laplacian ∆ in quantum field theory is singular, by construction, but can be regularized by deforming the classical BV-action. Taking inspiration from string theory we describe a non-local deformation of the latter by adding stubs to the interaction vertices while keeping classical BV-invariance manifest.
Chiaffrino, Christoph, Sachs, Ivo
openaire   +3 more sources

Control robusto del pH en un fotobiorreactor raceway

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2022
Este  trabajo  presenta  una  primera  aproximación al control robusto del pH en un fotobiorreactor raceway  para  el  cultivo  de  microalgas. En este tipo de procesos el pH es la variable más crítica a controlar teniendo una relación directa con la ...
Ángeles Hoyo Sánchez   +3 more
doaj   +1 more source

Optimal Quantitative Controller Design for Twin Rotor MIMO System [PDF]

open access: yesEngineering and Technology Journal, 2020
In this paper, the control approach is used for achieving the desired performance and stability of the twin-rotor MIMO system. This system is considered one of the complex multiple inputs of multiple-output systems.
Mustafa Khreabet, Hazem Ali
doaj   +1 more source

Running coupling and non-perturbative corrections for O(N) free energy and for disk capacitor

open access: yesJournal of High Energy Physics, 2022
We reconsider the complete solution of the linear TBA equation describing the energy density of finite density states in the O(N) nonlinear sigma models by the Wiener-Hopf method.
Zoltán Bajnok   +3 more
doaj   +1 more source

Pequena introdução a QFT

open access: yesRevista Brasileira de Ensino de Física, 2022
We deliver a motivational introduction to quantum field theory, aimed at curious students interested in that important and broad realm of contemporary physics. Assuming knowledge of the well-known quantum mechanics and special relativity fundamentals, we
Ronaldo Thibes
doaj   +1 more source

Analytic resurgence in the O(4) model

open access: yesJournal of High Energy Physics, 2022
We study the perturbative expansion of the ground state energy in the presence of an external field coupled to a conserved charge in the integrable two-dimensional O(4) nonlinear sigma model.
Zoltán Bajnok   +2 more
doaj   +1 more source

A quantum multiplier based on the quantum Fourier transform algorithm

open access: yesDianzi Jishu Yingyong, 2022
Multiplier is one of the basic units in many quantum algorithms. In order to implement the multiplying operations and use as few auxiliary qubits in the quantum circuit as possible, a quantum multiplier based on the quantum Fourier transform is proposed.
Qian Junkai, Zhu Jialiang, Ye Bin
doaj   +1 more source

Retrospective Performance Analyses of over Two Million U.S. QuantiFERON Blood Sample Results

open access: yesMicrobiology Spectrum, 2021
Both the QuantiFERON-TB Gold Plus (QFT-Plus) and the QuantiFERON-TB Gold In-Tube (QFT-GIT) tests are interferon gamma (IFN-γ) release assays (IGRAs) intended to detect in vitro cell-mediated immune responses to Mycobacterium tuberculosis antigens.
Caixia Bi   +6 more
doaj   +1 more source

Field theoretical derivation of Lüscher’s formula and calculation of finite volume form factors

open access: yesJournal of High Energy Physics, 2018
We initiate a systematic method to calculate both the finite volume energy levels and form factors from the momentum space finite volume two-point function.
Zoltán Bajnok   +3 more
doaj   +1 more source

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