Results 121 to 130 of about 1,767,928 (381)

Climate Change Agricultural Comparative Advantage and the US Trade Balance

Applied Economic Perspectives and Policy, EarlyView.
ABSTRACT Current science indicates that warming and elevated atmospheric CO2 will have ambiguous results for crop productivity depending on crop type and geographic location, whereas increased heat stress makes livestock and human labor less productive.
Elizabeth A. Fraysse, Thomas W. Hertel, Roman Keeney   +2 more
wiley   +1 more source

All-in Sustaining Cost Analysis [PDF]

, 2015
Cost reporting has focused on the direct cost of mining and processing ore which was summarized in the non-GAAP cash cost developed by the Gold Institute in 1996. In 2013, a group of mining companies, working with the World Gold Council, developed a more
Yapo, Asseu Gilbert
core   +1 more source

Argumentation Mining in User-Generated Web Discourse

, 2015
The goal of argumentation mining, an evolving research field in computational linguistics, is to design methods capable of analyzing people's argumentation. In this article, we go beyond the state of the art in several ways.
Gurevych, Iryna, Habernal, Ivan
core   +1 more source

Copper Contact for Perovskite Solar Cells: Properties, Interfaces, and Scalable Integration

Advanced Energy and Sustainability Research, EarlyView.
Copper electrodes, as low‐cost, scalable contacts for perovskite solar cells, offer several advantages over precious metals such as Au and Ag, including performance, cost, deposition methods, and interfacial engineering. Copper (Cu) electrodes are increasingly considered practical, sustainable alternatives to noble‐metal contacts in perovskite solar ...
Shuwei Cao, Jianyong Han, Xiaohu Zhao, Yaming Yu, Peng Gao   +4 more
wiley   +1 more source

AI‐Enhanced Surface‐Enhanced Raman Scattering for Accurate and Sensitive Biomedical Sensing

Advanced Intelligent Discovery, EarlyView.
AI‐SERS advances spectral interpretation with greater precision and speed, enhancing molecular detection, biomedical analysis, and imaging. This review explores its essential contributions to biofluid analysis, disease identification, therapeutic agent evaluation, and high‐resolution biomedical imaging, aiding diagnostic decision‐making.
Seungki Lee, Rowoon Park, Ho Sang Jung
wiley   +1 more source

Do environmental regulations affect the location decisions of multinational gold mining firms? [PDF]

, 2008
This paper empirically analyzes the location decisions of the world's major gold mining …rms using a data set of political, economic, regulatory, infrastructural and investment risk variables observed for a large number of gold producing countries since ...
Koop, G.M., Tole, L.A.
core   +1 more source

Fried eggs and all-women gangs: the geopolitics of Chinese gold mining in Ghana, bodily vulnerability, and resistance

, 2020
Between 2008 and 2016, more than 50,000 Chinese citizens migrated to Ghana to mine gold on small-scale concessions. This is particularly surprising given that small-scale mining is an activity reserved for Ghanaian citizens.
H. Hausermann, J. Adomako, Maya Robles
semanticscholar   +1 more source

A Solution for Exosome‐Based Analysis: Surface‐Enhanced Raman Spectroscopy and Artificial Intelligence

Advanced Intelligent Discovery, EarlyView.
Exosomes are emerging as powerful biomarkers for disease diagnosis and monitoring. This review highlights the integration of surface‐enhanced Raman spectroscopy with artificial intelligence to enhance molecular fingerprinting of exosomes. Machine learning and deep learning techniques improve spectral interpretation, enabling accurate classification of ...
Munevver Akdeniz, Zakarya Al‐Shaebi, Omer Aydin   +2 more
wiley   +1 more source

Study on field-network hybrid numerical simulation of deep well heat hazard control

Gong-kuang zidonghua
Research on deep well heat hazard control mainly uses two types of numerical models: three-dimensional CFD models (field models) and one-dimensional ventilation network models (network models).
WANG Yu, SHI Xiaojun, JING Panyin, DONG Jianwei, KONG Xiangxi, SANG Junsheng, YU Minggao, WANG Liang, WANG Jiachen   +8 more
doaj   +1 more source

Machine Learning‐Assisted Infectious Disease Detection in Low‐Income Areas: Toward Rapid Triage of Dengue and Zika Virus Using Open‐Source Hardware

Advanced Intelligent Discovery, EarlyView.
This study introduces an affordable machine learning platform for simultaneous dengue and zika detection using fluorine‐doped tin oxide thin films modified with gold nanoparticles and DNA aptamers. Designed for low‐cost, hardware‐limited devices (< $25), the model achieves 95.3% accuracy and uses only 9.4 kB of RAM, demonstrating viability for resource‐
Marina Ribeiro Batistuti Sawazaki, Bassam Bachour Junior, Marcelo Mulato, José Ilton de Oliveira Filho   +3 more
wiley   +1 more source