Results 51 to 60 of about 4,650,132 (303)

SURFACE PLASMONS ON A RANDOMLY ROUGH SURFACE

open access: yesLe Journal de Physique Colloques, 1983
We have studied the dispersion relation for surface plasmons on a randomly rough surface, going beyond the lowest approximation in the surface profile function. The expansion of the surface plasmon dispersion relation in powers of the surface profile function contains an infinite subset of terms that are all of the same order of magnitude as the lowest
Farias, G., Maradudin, A.
openaire   +2 more sources

Interface roughness effect on friction map under fretting contact conditions [PDF]

open access: yes, 2010
In many industrial applications where fretting damage is observed in the contact (e.g. rotor/blade, electrical contacts, assembly joint, axe/wheel, clutch) the external loadings or geometry design cannot be changed. Therefore, the surface preparation and
Mathia, T.G.   +5 more
core   +1 more source

A review of surface roughness impact on dielectric film properties

open access: yesIET Nanodielectrics, 2022
The importance of surface roughness with respect to the bulk properties of dielectric materials is often overlooked. Surface roughness or interfaces between different material layers often significantly affects the external properties of thin films ...
Guanghui Song   +2 more
doaj   +1 more source

Surface roughness: the measurement of deformed surfaces

open access: yesInternational Journal of Production Research, 1980
This article describes the roughness measurement of deformed surfaces using digital techniques, enabling a comprehensive assessment of roughness parameters in terms of density and slope distribution, Abbott curve, power spectrum, autocorrelation functions, etc.
Struik, K.G., Prakash, A.
openaire   +2 more sources

Surface Roughness and Residual Stresses of High Speed Turning 300 M Ultrahigh Strength Steel

open access: yesAdvances in Mechanical Engineering, 2014
Firstly, a single factor test of the surface roughness about tuning 300 M steel is done. According to the test results, it is direct to find the sequence of various factors affecting the surface roughness.
Zhang Huiping, Zhang Hongxia, Lai Yinan
doaj   +1 more source

ANALISIS PARAMETER PEMOTONGAN DAN DEBIT PENDINGIN CNC MILLING TERHADAP KEKASARAN PERMUKAAN MENGGUNAKAN BOX BEHNKEN DESIGN

open access: yesRotor: Jurnal Ilmiah Teknik Mesin, 2017
In the CNC milling machining process, the surface roughness of the workpiece is one of the most important things. By using the box method, the design method is to find parameters that affect the surface roughness of the workpiece.
M Yuda Pratama   +2 more
doaj   +1 more source

The Modelling of Surface Roughness after the Ball Burnishing Process with a High-Stiffness Tool by Using Regression Analysis, Artificial Neural Networks, and Support Vector Regression

open access: yesMetals, 2022
Surface roughness is an important indicator of the quality of the machined surface. One of the methods that can be applied to improve surface roughness is ball burnishing.
Zeljko Kanovic   +6 more
doaj   +1 more source

Analysis of the land surface heterogeneity and its impact on atmospheric variables and the aerodynamic and thermodynamic roughness lengths [PDF]

open access: yes, 2008
The land surface heterogeneity has a very significant impact on atmospheric variables (air temperature T-a, wind speed u, and humidity q), the aerodynamic roughness length z(0m), thermodynamic roughness length z(0h), and the excess resistance to heat ...
Feddes, R.A.   +3 more
core   +1 more source

Thermally Direct Mesoscale Circulations Caused by Land Surface Roughness Anomalies

open access: yesGeophysical Research Letters, 2023
Deforestation, urbanization and construction of wind farms can change the land surface roughness, which can further influence surface heat fluxes and thus weather and climate.
Yu Cheng, Kaighin A. McColl
doaj   +1 more source

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

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