Results 41 to 50 of about 2,009,094 (215)

Wood and iron exploitation in the Pyrenean highlands during the Visigothic period: the case of the Puymorens pass and the Carol valley, France

open access: yesFrontiers in Environmental Archaeology
The Puymorens iron mine is located at an altitude of between 2,100 and 2,200 m at the western edge of the Pyrénées-Orientales department (France), which is bordered by the Ariège department in France and Andorra to the west and Spain to the south.
Gaspard Pagès   +2 more
doaj   +1 more source

Strong unique continuation for the higher order fractional Laplacian

open access: yes, 2019
In this article we study the strong unique continuation property for solutions of higher order (variable coefficient) fractional Schr\"odinger operators.
García-Ferrero, María-Ángeles   +1 more
core   +1 more source

Value relevance of troubled debt restructurings and policy implications [PDF]

open access: yes, 2005
This paper investigates the beneficial economic consequences and market and accounting based valuation effects of troubled debt restructurings (TDR) in financially distressed debtor firms.
Aksu, Mine Hatice
core   +1 more source

Assessing the Acoustic Landscape and Vegetational Structure of a Mining Area Undergoing Restoration for Over 30 Years

open access: yesLand Degradation &Development, Volume 36, Issue 13, Page 4744-4747, 15 August 2025.
ABSTRACT Mining causes substantial changes in urban and natural ecosystems, making land restoration an essential step along the mining process and after mine closure. Here, we elucidate the soundscape and vegetation structure of a recently closed mine site under restoration over the past 30 years.
Bruna Marcela Teixeira de Andrade   +4 more
wiley   +1 more source

Study on hierarchical model of mine emergency command platform system

open access: yesGong-kuang zidonghua, 2015
In view of problems of lack of theoretical system support, poor ability of coordination and difficulty of connecting with different platforms existed in mine emergency command platform in China, combining systems engineering and ICS framework, a ...
ZHENG Wanbo   +3 more
doaj   +1 more source

Crowd mining

open access: yesProceedings of the 2013 ACM SIGMOD International Conference on Management of Data, 2013
Harnessing a crowd of Web users for data collection has recently become a wide-spread phenomenon. A key challenge is that the human knowledge forms an open world and it is thus difficult to know what kind of information we should be looking for. Classic databases have addressed this problem by data mining techniques that identify interesting data ...
Yael Amsterdamer   +3 more
openaire   +1 more source

Sensitivity and reliability analysis to MSBAS regularization for the estimation of surface deformation over a mine

open access: yesGeocarto International
To systematically and thoroughly analyze the sensitivity and reliability of the MSBAS regularization for the estimation of surface deformation over a mine in combination with an application example, this study processed 101 Sentinel-1A/B SAR images ...
Qiuxiang Tao   +5 more
doaj   +1 more source

SYSTEM FOR DETECTION AND IDENTIFICATION OF POTENTIALLY EXPLOSIVE OBJECTS IN OPEN AREA

open access: yesСучасний стан наукових досліджень та технологій в промисловості, 2022
The subject of this research is the methods, means and systems for detecting potentially dangerous military objects in open terrain. The purpose of the study is to develop a system for the detection and identification of potentially explosive military ...
Ivan Pakhnуts   +2 more
doaj   +1 more source

C-terminal eYFP fusion impairs Escherichia coli MinE function [PDF]

open access: yesOpen Biology, 2020
The Escherichia coli Min system plays an important role in the proper placement of the septum ring at mid-cell during cell division. MinE forms a pole-to-pole spatial oscillator with the membrane-bound ATPase MinD, resulting in MinD concentration being ...
Navaneethan Palanisamy   +3 more
doaj   +1 more source

Of Fire and Water Microarchaeological Evidence of Mining, Rituals and Floods in North Tyrol's Kropfsberg Mine (Austria)

open access: yesGeoarchaeology, Volume 40, Issue 1, January/February 2025.
ABSTRACT Kropfsberg, located near Reith im Alpbachtal, in North Tyrol (Austria), has been exploited for its copper ores for centuries, since at least the Early Iron Age. Excavations conducted in 2020 by the University of Innsbruck exposed the detailed stratigraphic sequence of the mine, leading to a surprising discovery: what was initially believed to ...
Susanna Cereda   +3 more
wiley   +1 more source

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