Results 61 to 70 of about 344,022 (350)

Engineering Properties of Onion Seeds for Sustainable Agricultural Machinery Design

open access: yesInternational Journal of Environment and Climate Change, 2023
The engineering properties of the crop are an important factor in effectively designing agricultural machines. In terms of onion seeding or planting, various physical, mechanical, and frictional properties play a crucial role in the development of ...
V. Pagare   +4 more
semanticscholar   +1 more source

Autophagy in cancer and protein conformational disorders

open access: yesFEBS Letters, EarlyView.
Autophagy plays a crucial role in numerous biological processes, including protein and organelle quality control, development, immunity, and metabolism. Hence, dysregulation or mutations in autophagy‐related genes have been implicated in a wide range of human diseases.
Sergio Attanasio
wiley   +1 more source

The effect of nanometre-scale V-pits on electronic and optical properties and efficiency droop of GaN-based green light-emitting diodes

open access: yesScientific Reports, 2018
The development of efficient green light-emitting diodes (LEDs) is of paramount importance for the realization of colour-mixing white LEDs with a high luminous efficiency.
Shengjun Zhou   +8 more
doaj   +1 more source

Conjugate Heat Transfer Investigation on Swirl-Film Cooling at the Leading Edge of a Gas Turbine Vane

open access: yesEntropy, 2019
Numerical calculation of conjugate heat transfer was carried out to study the effect of combined film and swirl cooling at the leading edge of a gas turbine vane with a cooling chamber inside.
Haifen Du   +4 more
doaj   +1 more source

Geographic proximity and firm-university innovation linkages: evidence from Great Britain [PDF]

open access: yes, 2008
We investigate evidence for spatially mediated knowledge transfer from university research. We examine whether firms locate their R&D labs near universities, and whether those that do are more likely to co-operate with, or source knowledge from ...
Abramovsky, L., Simpson, H.
core  

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Novel Strain Sensor in Weft-Knitted Textile for Triggering of Functional Electrical Stimulation

open access: yesEngineering Proceedings, 2023
Functional electrical stimulation (FES) aims to improve the gait pattern in case of foot drop of people suffering chronic diseases, e.g., multiple sclerosis.
Bahareh Abtahi   +6 more
doaj   +1 more source

The Evolution and Development of Mechanical Engineering through large cultural areas [PDF]

open access: yes, 2009
Mechanical Engineering is probably the forerunner of many branches of Engineering and has persistently been their companion up to the present. For this reason, the History of Machines embraces a very broad period of the History of Mankind, and can be ...
Bautista Paz, Emilio   +9 more
core  

Adaptive Multiscale Weighted Permutation Entropy for Rolling Bearing Fault Diagnosis [PDF]

open access: yes, 2020
© 2020 The Author(s). This work is licensed under a Creative Commons Attribution 4.0 License. For more information, see https://creativecommons.org/licenses/by/4.0/.Bearing vibration signals contain non-linear and non-stationary features due to ...
Huo, Zhiqiang   +3 more
core   +2 more sources

Performance Comparison of Recent Population-Based Metaheuristic Optimisation Algorithms in Mechanical Design Problems of Machinery Components

open access: yesMachines, 2021
The optimisation of complex engineering design problems is highly challenging due to the consideration of various design variables. To obtain acceptable near-optimal solutions within reasonable computation time, metaheuristics can be employed for such ...
Bugra Alkan   +1 more
semanticscholar   +1 more source

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