Results 101 to 110 of about 335,851 (308)

Application of Neural Networks for Advanced Ir Spectroscopy Characterization of Ceria Catalysts Surfaces

open access: yesAdvanced Intelligent Discovery, EarlyView.
A novel convolutional neural network architecture enables rapid, unsupervised analysis of IR spectroscopic data from DRIFTS and IRRAS. By combining synthetic data generation with parallel convolutional layers and advanced regularization, the model accurately resolves spectral features of adsorbed CO, offering real‐time insights into ceria surface ...
Mehrdad Jalali   +5 more
wiley   +1 more source

Design of a new type of dynamic quantitative loading system of wheel loader

open access: yesGong-kuang zidonghua, 2015
For the low efficient of existing coal shipment method, a new type of dynamic quantitative loading system of wheel loader was designed according to actual situation of coal enterprises.
ZONG Weilin   +6 more
doaj   +1 more source

Prospects of utilization mining methane on the basis of gas hydrate technologies [PDF]

open access: yes, 2019
The peculiarities of the innovative approach to the utilization of coal mine methane, which is extracted by significant volumes due to the technological process of underground development of coal-gas fields, are revealed.
Petlovanyi, Mykhailo   +2 more
core  

Bayesian Optimization Guiding the Experimental Mapping of the Pareto Front of Mechanical and Flame‐Retardant Properties in Polyamide Nanocomposites

open access: yesAdvanced Intelligent Discovery, EarlyView.
Bayesian optimization enabled the design of PA56 system with just 8 wt% additives, achieving limiting oxygen index 30.5%, tensile strength 80.9 MPa, and UL‐94 V‐0 rating. Without prior knowledge, the algorithm uncovered synergistic effects between aluminum diethyl‐phosphinate and nanoclay.
Burcu Ozdemir   +4 more
wiley   +1 more source

Long-term nitrate removal through methane-dependent denitrification microorganisms in sequencing batch reactors fed with only nitrate and methane

open access: yesAMB Express, 2018
Denitrifying anaerobic methane oxidation (damo) bioprocesses can remove nitrate using methane as the electron donor, which gains great concern due to the current stringent discharge standard of nitrogen in wastewater treatment plants.
Weiwei Li   +5 more
doaj   +1 more source

Constraints on the development of coal mining in arctic Alaska based on review of Eurasian arctic practices [PDF]

open access: yes, 1976
Arctic Alaska's enormous reserves of coal may be a significant future source of energy for the United States and for the Pacific Basin. Large coal reserves have been developed in the Arctic portions of Eurasia, where problems similar to those that ...
Johansen, N.I.   +3 more
core  

Inflation, Race, and Legislation—The Erosion in the Real Value of Monetary Compensation for Miners' Occupational Lung Disease in South Africa, 1973–2024

open access: yesAmerican Journal of Industrial Medicine, EarlyView.
ABSTRACT Background For much of the 20th century, the South African mining industry had a statutory compensation system for pneumoconiosis and tuberculosis characterized by gross racial inequality. This study examines the impact of inflation over the period 1973–2024 on the real value of miners' lung disease compensation, including the effect of the ...
Martin Nicol   +3 more
wiley   +1 more source

Integrated geophysical exploration of water-rich abnormalities in coal mine roofs: Example from the 31 123-1 panel, Dongxia Coal Mine

open access: yesAIP Advances
Water inrush problems in coal mines pose a serious threat to safe and efficient production. How to effectively predict the potential water bodies in abnormal roof and floor strata is the key to water control in coal mines.
Hongli Liu   +7 more
doaj   +1 more source

Hydraulic weakening technology for unsupported top coal at the end of fully mechanized caving face

open access: yesGong-kuang zidonghua
To address the issue of excessive unsupported top coal length and delayed caving at the end of a fully mechanized caving face, a hydraulic weakening technology for face-end top coal in steeply inclined thick coal seams was proposed based on the coal ...
DONG Haofu   +7 more
doaj   +1 more source

Impact of mine closure and access facilities on gas emissions from old mine workings to surface : examples of French iron and coal Lorraine basins [PDF]

open access: yes, 2012
International audienceClosure methods and techniques of mine shafts located in the iron Lorraine basin, in the Lorraine and in North-East coal basins are quite different. For the first, they are associated with adits.
Lafortune, Stéphane   +3 more
core   +1 more source

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