Results 61 to 70 of about 54,082 (295)

Gold, farms, and forests: Enforcement and alternative livelihoods are unlikely to disincentivize informal gold mining [PDF]

open access: yes, 2020
Informal gold mining (IGM) is a major driver of deforestation and source of global mercury emissions. Policy makers may seek to control the spread of IGM by enforcing rules and/or providing alternative livelihoods.
Carrasco, L. Roman   +25 more
core   +1 more source

CrossMatAgent: AI‐Assisted Design of Manufacturable Metamaterial Patterns via Multi‐Agent Generative Framework

open access: yesAdvanced Intelligent Discovery, EarlyView.
CrossMatAgent is a multi‐agent framework that combines large language models and diffusion‐based generative AI to automate metamaterial design. By coordinating task‐specific agents—such as describer, architect, and builder—it transforms user‐provided image prompts into high‐fidelity, printable lattice patterns.
Jie Tian   +12 more
wiley   +1 more source

Cariboo Amalgamated Gold Mines Limited: [PDF]

open access: yes, 1933
Cariboo Amalgamated Gold Mines Limited (Non-Personal Liability), owning outright and developing approximately 175 mineral claims in the Barkerville area, Cariboo Mining District, formerly owned by Fred M.

core  

Limitations of Foundation Models in Energy Materials Simulations: A Case Study in Polyanion Sodium Cathode Materials

open access: yesAdvanced Intelligent Discovery, EarlyView.
Several simulation techniques are used to explore static and dynamic behavior in polyanion sodium cathode materials. The study reveals that universal machine learning interatomic potentials (MLIPs) struggle with system‐specific chemistry, emphasizing the need for tailored datasets.
Martin Hoffmann Petersen   +5 more
wiley   +1 more source

Mercury Pollution Due to Small-Scale Gold Mining in the Philippines: An Economic Analysis [PDF]

open access: yes
The study reviews small-scale gold mining in the Philippines and assesses economically mercury pollution and other development problems of the industry.
Asirot, Jasminda, Israel, Danilo C.
core  

Trends in drug-resistant tuberculosis in a gold-mining workforce in South Africa, 2002-2008. [PDF]

open access: yes, 2012
SETTING AND OBJECTIVE: To describe trends in drug-resistant tuberculosis (TB) in two gold-mining workforces, South Africa, 2002-2008. DESIGN: TB programme data analysis.
Fielding, K. L.   +11 more
core   +1 more source

Interpretable Machine Learning for Solvent‐Dependent Carrier Mobility in Solution‐Processed Organic Thin Films

open access: yesAdvanced Intelligent Discovery, EarlyView.
This work establishes a correlation between solvent properties and the charge transport performance of solution‐processed organic thin films through interpretable machine learning. Strong dispersion interactions (δD), moderate hydrogen bonding (δH), closely matching and compatible with the solute (quadruple thiophene), and a small molar volume (MolVol)
Tianhao Tan, Lian Duan, Dong Wang
wiley   +1 more source

Informal gold mining and mercury pollution in Brazil [PDF]

open access: yes
The Amazon region has been responsible for a major share of Brazilian gold production in recent years. The region has witnessed a sizable gold rush comparable only to the California gold rush last century.
DEC, Biller, Dan
core  

The Challenge of Handling Structured Missingness in Integrated Data Sources

open access: yesAdvanced Intelligent Discovery, EarlyView.
As data integration becomes ever more prevalent, a new research question that emerges is how to handle missing values that will inevitably arise in these large‐scale integrated databases? This missingness can be described as structured missingness, encompassing scenarios involving multivariate missingness mechanisms and deterministic, nonrandom ...
James Jackson   +6 more
wiley   +1 more source

Managing Small-Scale Gold Mining and Diverse Rural Development Dynamics:Insights from Cambodia

open access: yes, 2013
A variety of recent policy conferences addressing resource extraction and rural development in Asia have highlighted the need for rigorous interdisciplinary research on the challenges of managing artisanal and small-scale mining.
Spiegel, Sam
core  

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