Results 41 to 50 of about 1,168,560 (301)

Comprehensive Utilization of Associated Sulfur Resources of Panxi Vanadium Titanium Magnetite and Its Significance for Low-Carbon Development

open access: yesKuangchan zonghe liyong, 2023
This is an essay in the field of mining engineering, which takes Panxi vanadium-titanium magnetite associated sulfur resources as the research object, and expounds its comprehensive utilization path and its low-carbon development significance.
Chengqing Ji   +6 more
doaj   +1 more source

Fully Coupled Multi-Scale Model for Gas Extraction from Coal Seam Stimulated by Directional Hydraulic Fracturing

open access: yesApplied Sciences, 2019
Although numerous studies have tried to explain the mechanism of directional hydraulic fracturing in a coal seam, few of them have been conducted on gas migration stimulated by directional hydraulic fracturing during coal mine methane extraction. In this
Zhaolong Ge   +3 more
doaj   +1 more source

Complete chloroplast genome sequence and phylogenetic analysis of Magnolia pilocarpa, a highly ornamental species endemic in central China

open access: yesMitochondrial DNA. Part B. Resources, 2020
Magnolia pilocarpa Z. Z. Zhao et Z. W. Xie is a species with high horticultural and medicinal value, which found only in Dabie Mountain of central China.
Jiaojun Yu   +4 more
doaj   +1 more source

Study on Optimization of Infrasound Filtering Method for Coal Sample Failure under Load

open access: yesFrontiers in Earth Science, 2022
Effective filtering of the infrasound signal generated by coal samples is the basis for realizing the prediction of the infrasound of coal sample damage.
Jianguo Zhang   +4 more
doaj   +1 more source

DP-UTIL: Comprehensive Utility Analysis of Differential Privacy in Machine Learning

open access: yesProceedings of the Twelfth ACM Conference on Data and Application Security and Privacy, 2022
To appear in proceedings of the 12th ACM Conference on Data and Application Security and Privacy (CODASPY 2022)
Ismat Jarin, Birhanu Eshete
openaire   +2 more sources

Comprehensive characterization of an open source document search engine [PDF]

open access: yes, 2019
This work performs a thorough characterization and analysis of the open source Lucene search library. The article describes in detail the architecture, functionality, and micro-architectural behavior of the search engine, and investigates prominent ...
Antoniou, Georgia   +4 more
core   +1 more source

Inductively Coupled Plasma Atomic Emission Spectrometric Determination of Lithium、Beryllium、Niobium and Tantalum in Sample of Beneficiation Process of Rare Metal Ore after Closed Digestion

open access: yesKuangchan zonghe liyong, 2023
This is an essay in the field of mineral analysis. The ore sample was digested with Hydrochloric acid、nitric acid、 hydrofluoric acid、 sulfuric acid in a closed polytetrafluoroethylene digestion tank. Hydrochloric acid and tartaric acid medium is used for
Yong Lei   +5 more
doaj   +1 more source

All-Payer Claims Databases: State Initiatives to Improve Health Care Transparency [PDF]

open access: yes, 2010
Examines states' efforts to support transparency and reform by developing claims databases with comprehensive information on disease incidence, utilization patterns, costs, and health outcomes.
Denise Love   +2 more
core  

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

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