Results 31 to 40 of about 96,226 (248)

Test of Guttmann and Enting's conjecture in the eight-vertex model

open access: yes, 1997
We investigate the analyticity property of the partially resummed series expansion(PRSE) of the partition function for the eight-vertex model. Developing a graphical technique, we have obtained a first few terms of the PRSE and found that these terms ...
Baxter R. J.   +7 more
core   +2 more sources

Chern mosaic - topology of chiral superconductivity on ferromagnetic adatom lattices

open access: yes, 2016
In this work we will explore the properties of superconducting surfaces decorated by two-dimensional ferromagnetic adatom lattices. As discovered recently [R\"ontynen and Ojanen, Phys. Rev. Lett.
Ojanen, Teemu, Röntynen, Joel
core   +1 more source

On the Riemann Tensor in Double Field Theory [PDF]

open access: yes, 2012
Double field theory provides T-duality covariant generalized tensors that are natural extensions of the scalar and Ricci curvatures of Riemannian geometry.
A Coimbra   +45 more
core   +2 more sources

Atrial Fibrillation Ablation Using Robotic Magnetic Navigation Reduces the Incidence of Silent Cerebral Embolism

open access: yesFrontiers in Cardiovascular Medicine, 2021
Background: The incidence of silent cerebral embolisms (SCEs) has been documented after pulmonary vein isolation using different ablation technologies; however, it is unreported in patients undergoing with atrial fibrillation (AF) ablation using Robotic ...
Jie Zheng   +13 more
doaj   +1 more source

Halide‐Dependent Photoluminescence and Heavy‐Atom Effects in Low‐Melting Organic–Inorganic Manganese Halides

open access: yesAdvanced Functional Materials, EarlyView.
Two pyridinium‐based ionic liquid templated hybrid manganese halides, (C4Py)2[MnCl4] and (C4Py)2[MnBr4], display similar bulk structures but show significantly different photoluminescence behaviors due to the bromine heavy‐atom effect. Their stable local Mn environments remain intact even in the molten state, allowing applications such as luminescence ...
Biswajit Bhattacharyya   +22 more
wiley   +1 more source

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Giant Switchable Remanent Polarization and Photocurrent in Ferroelectric Thin Film Photomemristor for In Situ Training

open access: yesAdvanced Science, EarlyView.
The device exhibits excellent ferroelectric performance and significant photoelectric response. It can adapt to light stimuli of varying power and wavelengths while achieving a stable and tunable photovoltaic response state. Moreover, the device can utilize photoconductive states of different directions and magnitudes to achieve pattern classification ...
Zhen Zhao   +21 more
wiley   +1 more source

Ressonância Magnética Nuclear de Próton como Ferramenta Analítica para Avaliação da Conversão em Ésteres Metílicos

open access: yesRCT: Revista de Ciência e Tecnologia
O objetivo do trabalho foi produzir biodiesel a partir dos óleos de soja, babaçu e fritura, utilizando duas metodologias, e avaliar o uso da Ressonância Magnética Nuclear de próton como ferramenta para avaliação da conversão em ésteres metílicos.
Luana B. Damasceno   +7 more
doaj   +1 more source

Estudio computacional de RMN del acetaminofén y sus precursores químicos

open access: yesinfoANALITÍCA, 2018
En este artículo, se presenta un estudio espectroscópico computacional de Resonancia Magnética Nuclear del acetaminofén y sus principales precursores químicos: el 4-nitrofenol y el 4-aminofenol.
Sebastian Cuesta   +2 more
doaj   +1 more source

Cellular Probabilistic Automata - A Novel Method for Uncertainty Propagation

open access: yes, 2013
We propose a novel density based numerical method for uncertainty propagation under certain partial differential equation dynamics. The main idea is to translate them into objects that we call cellular probabilistic automata and to evolve the latter. The
Kohler, Dominic   +2 more
core   +1 more source

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