Results 21 to 30 of about 214,178 (294)

Prediction and Evaluation of Coal Mine Coal Bump Based on Improved Deep Neural Network

open access: yesGeofluids, 2021
Coal bump prediction is one of the key problems in deep coal mining engineering. To predict coal bump disaster accurately and reliably, we propose a depth neural network (DNN) prediction model based on the dropout method and improved Adam algorithm.
Shuang Gong, Yi Tan, Wen Wang
doaj   +1 more source

Height Uniformity Simulation and Experimental Study of Electroplating Gold Bump for 2.5D/3D Integrated Packaging

open access: yesMicromachines, 2022
With the rapid development of nano/micro technology for commercial electronics, the typical interconnection method could not satisfy the high power-density packaging requirement.
Wenchao Tian   +3 more
doaj   +1 more source

Characterisation of the dip-bump structure observed in proton–proton elastic scattering at $$\sqrt{s}$$ s = 8 TeV

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
The TOTEM collaboration at the CERN LHC has measured the differential cross-section of elastic proton–proton scattering at $$\sqrt{s} = 8\,\mathrm{TeV}$$ s = 8 TeV in the squared four-momentum transfer range $$0.2\,\mathrm{GeV^{2}}< |t| < 1.9\,\mathrm ...
G. Antchev   +87 more
doaj   +1 more source

The hydraulic bump: The surface signature of a plunging jet [PDF]

open access: yes, 2013
When a falling jet of fluid strikes a horizontal fluid layer, a hydraulic jump arises downstream of the point of impact provided a critical flow rate is exceeded.
Bélanger J.   +4 more
core   +4 more sources

Effects of dust scattering albedo and 2175 A bump on ultraviolet colours of normal disc galaxies

open access: yes, 2006
We discuss dust properties in the interstellar medium (ISM) of nearby normal galaxies, by comparing observations in the ultraviolet (UV) with simulations by a radiative transfer model.
Buat, Veronique   +5 more
core   +2 more sources

The Age Dependent Luminosities of the Red Giant Branch Bump, Asymptotic Giant Branch Bump, and Horizontal Branch Red Clump [PDF]

open access: yes, 1998
Color-magnitude diagrams of globular clusters often exhibit a prominent horizontal branch (HB) and may also show features such as the red giant branch (RGB) bump and the asymptotic giant branch (AGB) bump.
Alongi M.   +16 more
core   +3 more sources

Intrinsic theta oscillation in the attractor network of grid cells

open access: yesiScience, 2023
Summary: Both grid-like firing fields and theta oscillation are hallmarks of grid cells in the mammalian brain. While bump attractor dynamics have generally been recognized as the substrate for grid firing fields, how theta oscillation arises and ...
Ziqun Wang   +4 more
doaj   +1 more source

Look At That Bump [PDF]

open access: yes
In this activity, students focus on the physical and chemical processes associated with the Charleston Bump, a series of rocky scarps, mounds, overhangs, and flat pavements that rise from more than 700 m at the surface of the Blake Plateau to within 400 ...

core   +1 more source

A Spectroscopic Study of a Large Sample of Wolf-Rayet Galaxies [PDF]

open access: yes, 1999
We analyze long-slit spectral observations of 39 Wolf-Rayet (WR) galaxies with heavy element mass fraction ranging over 2 orders of magnitude, from Zsun/50 to 2Zsun.
Allen D. A.   +49 more
core   +2 more sources

The Willingness of Farmers to Adopt Innovations from Farmer-Owned Enterprises (BUMP)

open access: yesHabitat
A Method to increase the capacity of farmers is through farmer institutions. BUMP or know as (Farmer-Owned Enterprise) is one of the farmer institutions which incorporate in the agricultural commodity association.
Karuniawan Puji Wicaksono   +6 more
doaj   +1 more source

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