Results 11 to 20 of about 279,237 (307)

Development of the peach firmness during harvest period

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2008
The objective of the present study is to characterize the rheological properties of peaches ac­cor­ding to the results of puncture test force/displacement curves. The measurements were carried out on the universal testing machine.
Libor Severa
doaj   +1 more source

Using a novel virtual-reality simulator to assess performance in lumbar puncture: a validation study

open access: yesBMC Medical Education, 2023
Background A lumbar puncture procedure’s success depends on a competent physician minimizing the risk of failing to get a sample and avoiding complications such as post-dural headache.
Sujun Xie   +5 more
doaj   +1 more source

Randomized trial of conventional transseptal needle versus radiofrequency energy needle puncture for left atrial access (the TRAVERSE-LA study). [PDF]

open access: yes, 2013
BackgroundTransseptal puncture is a critical step in achieving left atrial (LA) access for a variety of cardiac procedures. Although the mechanical Brockenbrough needle has historically been used for this procedure, a needle employing radiofrequency (RF)
Badhwar, Nitish   +13 more
core   +1 more source

Analysis of the Effectiveness of Transradial Access Puncture in the Application of Complications and Comfort after Cerebral Angiography

open access: yesEmergency Medicine International, 2022
Objective. To investigate the analysis of the effectiveness of transradial access puncture in the application of complications and comfort after cerebral angiography. Methods.
Hongyan Wan, Lan Gao, Daohua Huang
doaj   +1 more source

Constraint damping for the Z4c formulation of general relativity [PDF]

open access: yes, 2012
One possibility for avoiding constraint violation in numerical relativity simulations adopting free-evolution schemes is to modify the continuum evolution equations so that constraint violations are damped away. Gundlach et. al.
Andreas Weyhausen   +3 more
core   +2 more sources

Experimental investigation on stab-resistant properties of co-woven-knitted fabric

open access: yesJournal of Engineered Fibers and Fabrics, 2022
Using glass fiber and polyester fiber as raw materials, stab-resistant properties of co-woven-knitted fabric are explored in this paper. A quasi-static stab-resistant performance test was conducted to study the stab-resistant characteristic of co-woven ...
Wen Zhang, Shuai Liu, Pibo Ma
doaj   +1 more source

Modeling and Analysis of Prostate Soft Tissue Puncture Performance using Puncture Needle

open access: yesApplied Bionics and Biomechanics, 2022
When treating prostate cancer, the use of puncture robots is an effective method to perform radioactive seed implantation surgery. However, when the puncture needle enters the lesion, the soft tissue is easily deformed owing to the complex force between ...
Bing Li, Lipeng Yuan
doaj   +1 more source

Turduckening black holes: an analytical and computational study [PDF]

open access: yes, 2009
We provide a detailed analysis of several aspects of the turduckening technique for evolving black holes. At the analytical level we study the constraint propagation for a general family of BSSN-type formulation of Einstein's field equations and identify
Brown, David   +4 more
core   +3 more sources

Mechanical properties of maize kernel horny endosperm, floury endosperm and germ

open access: yesInternational Journal of Food Properties, 2019
Mechanical damage of maize kernel caused by external forces during processing is closely related to its internal mechanical properties. In this research, three main tissues’ (horny endosperm, floury endosperm and germ) mechanical properties of three ...
Bo Wang, Jun Wang
doaj   +1 more source

A Multi-Parameter Approach for Apricot Texture Analysis

open access: yesAgriculture, 2019
Apricots have a short storage life principally caused by a rapid softening, which increases the sensitivity of the fruit to mechanical damage, and to the development of fungal diseases.
Séverine Gabioud Rebeaud   +4 more
doaj   +1 more source

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