Results 51 to 60 of about 900,457 (343)

Accretion–ablation mechanics

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2023
In this paper, we formulate a geometric nonlinear theory of the mechanics of accreting–ablating bodies. This is a generalization of the theory of accretion mechanics of Sozio & Yavari (Sozio & Yavari 2019 J. Nonlinear Sci. 29 , 1813–1863 (doi:10.1007/s00332-019-09531-w)).
Satya Prakash Pradhan, Arash Yavari
openaire   +3 more sources

Automatic control of finite element models for temperature-controlled radiofrequency ablation

open access: yesBioMedical Engineering OnLine, 2005
Background The finite element method (FEM) has been used to simulate cardiac and hepatic radiofrequency (RF) ablation. The FEM allows modeling of complex geometries that cannot be solved by analytical methods or finite difference models.
Haemmerich Dieter, Webster John G
doaj   +1 more source

Bilateral thyroid adenomas in an alpaca

open access: yesJournal of Veterinary Internal Medicine, 2021
A 7‐year‐old neutered male alpaca (Vicugna pacos) was presented for evaluation of a 3‐year history of large, bilateral, firm ventral cervical masses causing esophageal and tracheal impingement.
Kate Burbery   +3 more
doaj   +1 more source

Classification of Fibrillation Organisation Using Electrocardiograms to Guide Mechanism-Directed Treatments

open access: yesFrontiers in Physiology, 2021
Background: Atrial fibrillation (AF) and ventricular fibrillation (VF) are complex heart rhythm disorders and may be sustained by distinct electrophysiological mechanisms. Disorganised self-perpetuating multiple-wavelets and organised rotational drivers (
Xinyang Li   +11 more
doaj   +1 more source

Comparative Investigation on the Ablation of Uncoated and Coated Mild Steel Inflicted by the 2 ms 2 kA Rectangular Current

open access: yesMetals, 2019
The micro ablation characteristics of steel inflicted by the lightning currents and the influence of anti-corrosion coating on these characteristics are seldom investigated, even though fundamental to applications of steel.
Mingqiu Dai   +4 more
doaj   +1 more source

Combinatory local ablation and immunotherapies for hepatocellular carcinoma: Rationale, efficacy, and perspective

open access: yesFrontiers in Immunology, 2022
Hepatocellular carcinoma (HCC) is the leading cause of cancer-related death worldwide. Local ablation, such as radiofrequency ablation, microwave ablation, cryoablation and irreversible electroporation, etc., are well established in elimination and ...
Shuling Chen   +9 more
doaj   +1 more source

Role of Catheter Ablation in Arrhythmogenic Right Ventricular Dysplasia [PDF]

open access: yes, 2005
Arrhythmogenic right ventricular dysplasia/cardiomyopathy is a disorder characterized by frequent ventricular tachycardia originating from the right ventricle and fibro-fatty replacement of right ventricular myocardium. Though the disorder was originally
Fontaine, Guy, Francis, Johnson
core   +2 more sources

Insights into secondary reactions occurring during atmospheric ablation of micrometeoroids [PDF]

open access: yes, 2016
Ablation of micrometeoroids during atmospheric entry yields volatile gases such as water, carbon dioxide, and sulfur dioxide, capable of altering atmospheric chemistry and hence the climate and habitability of the planetary surface.
Court, RW, Tan, J
core   +1 more source

The unpredictably eruptive dynamics of spruce budworm populations in eastern Canada

open access: yesPopulation Ecology, EarlyView.
We examine historical population data for spruce budworm from several locations through the period 1930–1997, and use density‐dependent recruitment curves to test whether the pattern of population growth over time is more consistent with Royama's (1984; Ecological Monographs 54:429–462) linear R(t) model of harmonic oscillation at Green River New ...
Barry J. Cooke, Jacques Régnière
wiley   +1 more source

Image-guided stent-directed irreversible electroporation for circumferential ablation in the rat esophagus

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Background: Irreversible electroporation (IRE) has been investigated in the alimentary tract; however, the lack of dedicated electrodes and insufficient tissue responses made its application limited.
Song Hee Kim   +14 more
doaj   +1 more source

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