Results 21 to 30 of about 979,789 (242)

Measurement model of simulation test of repose angle.

open access: yes, 2022
Measurement model of simulation test of repose angle.
Lu Mengqing (12937173)   +4 more
core   +1 more source

Discrete Element Simulation Modeling Method and Parameters Calibration of Sugarcane Leaves

open access: yesAgronomy, 2022
Objective The construction method of the discrete element model and the setting of simulation parameters in the strip- and blade-shaped sugarcane leaf are unclear.
Jiahui Ren   +6 more
doaj   +1 more source

Effect of Gravity on Repose Angle and Contact Forces of Particulate Pile Composed of Non-monodispersed Particles

open access: yesInternational Journal of Aerospace Engineering, 2019
Evaluating the repose angle of granular materials under different kinds of gravitational conditions is essential for in situ resource exploration on surfaces of other Earth-like planets in the next decades.
H. Chen   +3 more
doaj   +1 more source

Relationship between the Angle of Repose and Angle of Internal Friction for Agricultural Granular Materials

open access: yes, 1998
Tanzania Journal o Agriculture Science 1998, Vol. 1(2): pp 187-194The angles of repose and internal friction are important parameters which determine the flow characteristics of agricultural granular materials, such as flour, maize, beans, wheat ...
Kajuna, S.T.A.R., Rugenga, E.
core   +4 more sources

Angle of repose

open access: yes, 2016
2016 Third Place This image captures a familiar beach activity: pouring sand in a heap. When dropped from above, grains of sand pile up, some sliding down the sides of the growing mound, making a relatively uniform heap.
Isner, Austin Byron
core   +1 more source

Parameter Calibration of Discrete Element Model for Cotton Rootstalk–Soil Mixture at Harvest Stage in Xinjiang Cotton Field

open access: yesAgriculture, 2023
Due to the lack of accurate discrete element simulation model parameters in the design optimization process of key agricultural machinery components in the whole mechanization technology system of cotton generation, the optimization and improvement of ...
Deli Jiang   +5 more
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Debris flow dynamics: A flume study of velocity and superelevation [PDF]

open access: yes, 2012
Debris flows are powerful, geophysical flows with the potential to cause fatalities and damage infrastructure. The hazard posed by these events is often related to the velocity of the flow.
PROCTER, CHRISTOPHER,MATTHEW
core  

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

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