Results 1 to 10 of about 1,338,017 (303)

Repeated mechanical damage enhanced Aquilaria sinensis resistance to Heortia vitessoides through jasmonic acid [PDF]

open access: yesFrontiers in Plant Science, 2023
IntroductionThe leaf-chewing pest Heortia vitessoides severely threatens the growth and development of Aquilaria sinensis. In our previous study, we found that mechanical damage (MD) to stem enhanced A. sinensis sapling resistance to H.
Yingying Chen   +13 more
doaj   +2 more sources

Mechanical Damage Caused by Compression and Its Effects on Storage Quality of Mandarin [PDF]

open access: yesFoods
Mandarin is vulnerable to a range of external loads during processing and shipping, which can cause interior mechanical damage that can happen right away or over time and cause serious rotting when kept in storage.
Haoyu Tian, Hong Chen, Xiaoxian Li
doaj   +2 more sources

Use of graphite in the distribution of rice seeds with constant flow seed metering device [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2022
The performance of the seed metering mechanism is evaluated according to the deposition uniformity during its operation and interference in the seed quality.
Daniel Savi   +3 more
doaj   +1 more source

FEM Simulation-Based Adversarial Domain Adaptation for Fatigue Crack Detection Using Lamb Wave

open access: yesSensors, 2023
Lamb wave-based damage detection technology shows great potential for structural integrity assessment. However, conventional damage features based damage detection methods and data-driven intelligent damage detection methods highly rely on expert ...
Li Wang   +4 more
doaj   +1 more source

Optimization of Parameters in Laser Powder Bed Fusion TA15 Titanium Alloy Using Taguchi Method

open access: yesCrystals, 2022
In this work, laser powder bed fusion (LPBF) was explored to fabricate TA15 (Ti-6Al-2Zr-1Mo-1V) titanium alloy based on the experimental design obtained by using the Taguchi method.
Yang Liu   +9 more
doaj   +1 more source

Linear-nonlinear stiffness responses of carbon fiber-reinforced polymer composite materials and structures: a numerical study [PDF]

open access: yes, 2021
The stiffness response or load-deformation/displacement behavior is the most important mechanical behavior that frequently being utilized for validation of the mathematical-physical models representing the mechanical behavior of solid objects in ...
Abdullah, Mohamed Ruslan   +6 more
core   +1 more source

Comprehensive study of characteristic signs of defects detected during magnetic powder control at the final stage of production of seamless hot‑rolled pipes

open access: yesЛитьë и металлургия, 2023
Defects on the outer surface of seamless hot‑rolled steel pipes are formed both as a result of the defects’ transformation in the surface and macrostructure of the initial workpiece, and due to non‑compliance with the rolling technology. Timely detection
E. A. Naumenko   +2 more
doaj   +1 more source

Polyethylene fragments affected the development of Galleria mellonella L. (Lepidoptera, Pyralidae)

open access: yesActa Zoológica Lilloana, 2023
Products made of plastic have revolutionized people's way of life worldwide since they first appeared in 1950. Plastic products have many benefits to our society, but they have also provoked severe environmental problems and caused issues for many ...
Juliana María Ruiz Barrionuevo   +6 more
doaj   +1 more source

Mechanical properties and fracture damage law of coal-rock composition under the action of supercritical CO2

open access: yesMeitan xuebao, 2023
The injection of CO2 into deep unrecoverable coal seams is one of the effective ways to achieve CO2 geological sequestration, but CO2 will be in a supercritical state under the action of high pressure and high temperature.
Xiaoqiang ZHANG   +6 more
doaj   +1 more source

Diversity Loss in Coralligenous Structuring Species Impacted by Fishing Gear and Marine Litter

open access: yesDiversity, 2021
Coralligenous structuring species (CSS) form a group of marine megabenthic species with an engineering capacity. Since they are highly vulnerable to anthropogenic activities, they have been selected for the Marine Strategy Framework Directive (MSFD ...
Federica Ferrigno   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy