Results 11 to 20 of about 51,998 (312)

Cavitation Fatigue. Embolism and Refilling Cycles Can Weaken the Cavitation Resistance of Xylem [PDF]

open access: yesPlant Physiology, 2001
Abstract Although cavitation and refilling cycles could be common in plants, it is unknown whether these cycles weaken the cavitation resistance of xylem. Stem or petiole segments were tested for cavitation resistance before and after a controlled cavitation-refilling cycle. Cavitation was induced by centrifugation, air drying of shoots,
Hacke, Uwe G.   +4 more
openaire   +5 more sources

Do Xylem Fibers Affect Vessel Cavitation Resistance? [PDF]

open access: yesPlant Physiology, 2005
Abstract Possible mechanical and hydraulic costs to increased cavitation resistance were examined among six co-occurring species of chaparral shrubs in southern California. We measured cavitation resistance (xylem pressure at 50% loss of hydraulic conductivity), seasonal low pressure potential (P  min), xylem conductive efficiency ...
Anna L, Jacobsen   +4 more
openaire   +2 more sources

Numerical investigation on fluid dynamic characteristics around shoulder ventilation of submarine-launched vehicle

open access: yesXibei Gongye Daxue Xuebao, 2021
In order to study the influence of the ventilating cavitation flow at the shoulder of a submerged-launched vehicle on the surface hydrodynamic characteristics, a three-dimensional potential model for the shoulder ventilation of the vehicle was ...

doaj   +1 more source

Early Stage Cavitation Erosion within Ceramics: An Experimental Investigation [PDF]

open access: yes, 2009
Six ceramic material types were considered within an experimental investigation to identify the erosion damages mechanisms resulting from cavitation exposure.
Fatjo, Gonzalo   +3 more
core   +1 more source

Experimental study of materials resistance to cavitation erosion [PDF]

open access: yesMechanics and Advanced Technologies, 2020
В статье рассмотрены проблемы обеспечения долговечности ультразвукового кавитационного технологического оборудования. Представлены результаты планирования эксперимента, которые позволили правильно построить натурное исследование и выбрать конструкционные материалы. Выбраны следующие экспериментальные материалы, как 30ХГСА, СЧ20, Ф4, 08Х18Н10Т и ЛС59_1П
Luhovskyi, Oleksandr   +5 more
openaire   +2 more sources

Cavitation wear of Eurofer 97, Cr18Ni10Ti and 42HNM alloys

open access: yesActa Polytechnica, 2021
The microstructure, hardness and cavitation wear of Eurofer 97, Cr18Ni10Ti and 42HNM have been investigated. It was revealed that the cavitation resistance of the 42HNM alloy is by an order of magnitude higher than that of the Cr18Ni10Ti steel and 16 ...
Hanna Rostova   +7 more
doaj   +1 more source

Effect of section thickness on cavitation behaviour of selective laser sintered polyamide 12 [PDF]

open access: yesScience of Sintering
The present study focuses on the results of cavitation resistance of samples obtained by the Selective Laser Sintering technology. All samples are made from Nylon 12 – Polyamide 12 powder, known as PA2200 in the industry, produced by EOS GmbH. The powder,
Dojčinović Marina B.   +4 more
doaj   +1 more source

Coating based on basalt protection metal structures [PDF]

open access: yesTehnika, 2021
The paper present the results of the synthesis of a new refractory coating based on basalt for the protection of metal construction under conditions of cavitation. Initial basalt samples obtained from the locality Vrelo - Kopaonik.
Pavlović Marko D.   +4 more
doaj   +1 more source

Optimization of leaf morphology in relation to leaf water status: A theory. [PDF]

open access: yes, 2020
The leaf economic traits such as leaf area, maximum carbon assimilation rate, and venation are all correlated and related to water availability. Furthermore, leaves are often broad and large in humid areas and narrower in arid/semiarid and hot and cold ...
Ding, Junyan   +2 more
core   +2 more sources

Relationships between hydraulic traits and habitat preference for six Acer species occurring in the French Alps [PDF]

open access: yes, 2004
Xylem hydraulic properties and vulnerability to cavitation were studied in six Acer species which occur, in the French Alps, along a soil moisture gradient from the moist valleys to the drier mountain stands.
Lambs, Luc   +3 more
core   +3 more sources

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