Results 31 to 40 of about 27,708,048 (352)

Corrective Abrasive Polishing Processes for Freeform Surface [PDF]

open access: yes, 2009
Traditionally, abrasive finishing process only focused on producing excellent surface finish on regular form shapes. Ever increasing demands in freeform features in aerospace, energy and medicine applications require abrasive finishing technology not ...
Chen, Xun
core   +1 more source

Peening Techniques for Surface Modification: Processes, Properties, and Applications

open access: yes, 2021
Surface modification methods have been applied to metals and alloys to change the surface integrity, obtain superior mechanical properties, and improve service life irrespective of the field of application.
Manoranjan Misra   +3 more
core   +1 more source

Last-decade progress in understanding and modeling the land surface processes on the Tibetan Plateau

open access: yes, 2020
. Land surface models (LSMs) that simulate water and energy exchanges at the land–atmosphere interface are a key component of Earth system models. The Tibetan Plateau (TP) drives the Asian monsoon through surface heating and thus plays a key role in ...
Hui Lu, D. Zheng, Kun Yang, Fan Yang
semanticscholar   +1 more source

A Hybrid Deep Learning-Based Spatiotemporal Fusion Method for Combining Satellite Images with Different Resolutions

open access: yesRemote Sensing, 2021
Spatiotemporal fusion (STF) is considered a feasible and cost-effective way to deal with the trade-off between the spatial and temporal resolution of satellite sensors, and to generate satellite images with high spatial and high temporal resolutions ...
Duo Jia   +5 more
doaj   +1 more source

A Hybrid Framework for Simulating Actual Evapotranspiration in Data-Deficient Areas: A Case Study of the Inner Mongolia Section of the Yellow River Basin

open access: yesRemote Sensing, 2023
Evapotranspiration (ET) plays an important role in transferring water and converting energy in the land–atmosphere system. Accurately estimating ET is crucial for understanding global climate change, ecological environmental problems, the water cycle ...
Xiaoman Jiang   +5 more
doaj   +1 more source

Factors contributing to spatial–temporal variations of observed oxygen concentration over the Qinghai-Tibetan Plateau

open access: yesScientific Reports, 2021
Oxygen (O2) is the most abundant molecule in the atmosphere after nitrogen. Previous studies have documented that oxygen concentration remains nearly constant (20.946%) at all altitudes.
Peijun Shi   +12 more
doaj   +1 more source

Towards Quantitatively Understanding the Complexity of Social-Ecological Systems—From Connection to Consilience

open access: yesInternational Journal of Disaster Risk Science, 2017
The complexity of social-ecological systems (SES) is rooted in the outcomes of node activities connected by network topology. Thus far, in network dynamics research, the connectivity degree (CND), indicating how many nodes are connected to a given node ...
Xiao-Bing Hu   +8 more
doaj   +1 more source

The Relative Roles of Climate Variation and Human Activities in Vegetation Dynamics in Coastal China from 2000 to 2019

open access: yesRemote Sensing, 2022
Vegetation in the terrestrial ecosystem, sensitive to climate change and human activities, exerts a crucial influence on the carbon cycles in land, ocean, and atmosphere.
Honglei Jiang   +5 more
doaj   +1 more source

Investigation of Surface Integrity Induced by Various Finishing Processes of AISI 52100 Bearing Rings

open access: yes, 2022
Surface integrity induced by finishing processes significantly affects the functional performance of machined components. In this work, three kinds of finishing processes, i.e., precision hard turning, conventional grinding, and sequential grinding and ...
Nabil Jouini   +5 more
core   +1 more source

A highly efficient temporal-spatial probability synthesized model from multi-temporal remote sensing for paddy rice identification

open access: yesEuropean Journal of Remote Sensing, 2017
This article develops a temporal-spatial probability synthesized model (TSPSM), in which a metric describing the characteristic of temporal and spatial information is defined to map paddy rice distribution.
Peijun Sun   +4 more
doaj   +1 more source

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