Results 91 to 100 of about 253,527 (306)

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Parkinson's disease: a brief overview and clinical observation

open access: yesАктуальные проблемы теоретической и клинической медицины
Parkinson's disease is the second most common neurodegenerative disease, and its prevalence is projected to double over the next generation. Nevertheless, timely diagnosis of Parkinson's disease remainsa difficult task, and the identification of the ...
M. A. Karzhaubayeva   +2 more
doaj   +1 more source

Classic covers

open access: yes, 2015
"Don't judge a book by its cover" is a statement we are constantly told; yet we are all guilty of. Avid readers are familiar with the known book covers of the classic novels such as To Kill A Mockingbird, The Scarlet Letter, and Moby Dick. Classic Covers
Honeycutt, Leah
core  

Classic Grounded Theory: A Qualitative Research on Human Behavior [PDF]

open access: yes, 2022
Grounded theory is an inductive methodological approach in social sciences and other related subjects. It generates theory about social processes, which are grounded in reality.
Mohajan, Devajit, Mohajan, Haradhan
core  

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

Improving the Drive System of Permanent Magnet Linear Synchronous Motor Based on Direct Thrust Force Control Applying Space Vector Modulation [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2012
Applying the direct thrust force control (DFC) method in permanent magnet linear synchronous motor (PMLSM) leads to some important problems. The most important disadvantages of applying this method are electromagnetic force and linkage flux big ripple ...
Mehdi Manoochehri   +2 more
doaj  

Characterization of Aluminized Layers on Inconel‐738 Alloy: Microstructure, Modeling of Aluminizing Kinetics, and Thermal Behavior

open access: yesAdvanced Engineering Materials, EarlyView.
This study explored how effective nickel aluminide coatings are obtained in providing oxidation resistance applied to the Inconel 738 alloy, modeling with diffusion models. In the present study, kinetics and thermal behavior of the Inconel 738 alloy were studied by the low‐temperature thermoreactive aluminizing process, which was carried out at 625°C ...
Gozde Celebi Efe   +4 more
wiley   +1 more source

Climate-culture-environment interactions and the collapse of Classic Maya civilization.

open access: yes
In this paper, we evaluate the archaeological evidence for the social and political transformations at the end of the Late Classic and Terminal Classic periods (ca.
Yaeger, J, Hodell, D. A.
core  

A Partial Application of Classic Grounded Theory in a Study of Poverty in Greenland

open access: yes, 2013
This paper describes a partial application of the classic grounded method in a research project tasked to surface an understanding of poverty, and offer policy recommendations for change, to the Government of Greenland.
Svend Erik Sørensen   +2 more
core  

Evaluate traffic noise level based on traffic microsimulation combined with a refined classic noise prediction method

open access: yes, 2014
In this paper, a refined classic noise prediction method based on the VISSIM and FHWA noise prediction model is formulated to analyze the sound level contributed by traffic on the Nanjing Lukou airport connecting freeway before and after widening.
He, Jie   +7 more
core   +1 more source

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