Results 51 to 60 of about 22,172 (224)
The geology of Canadian potash: a critical mineral for feeding the world
FACETSPotash, potassium-bearing water-soluble salt, is the primary global economic source of potassium. Potash is recognized as a critical mineral in Canada as it is the largest source of potassium used in fertilizers.
E.J. Matheson +7 more
doaj +1 more source
ACTION OF POTASH ON ALBUMEN. [PDF]
The Lancet, 1883 n ...
Meymott Tidy, C., Hodgkinson, M. R.
openaire +1 more source
Effect of potash alum nano on the efficiency of the photovoltaic cell [PDF]
E3S Web of ConferencesWith the increasing demand for renewable energy and improving the efficiency of solar cells, it has become necessary to search for materials that help enhance the efficiency of converting light energy into electricity, one of these materials is potash ...
Jamil Taghreed N. +3 more
doaj +1 more source
From armed roots to airline routes in South America: A dual imprinting perspective
Strategic Management Journal, EarlyView.Abstract Reserch Summary We propose that founding partner relationships can leave distinct imprints on organizations that differ in durability and in how they respond to subsequent changes involving the founding partner. Examining South American airlines founded between 1919 and 1984, we argue and find that such relationships simultaneously create an ...
Kunyuan Qiao +2 more
wiley +1 more source
Gender &History, EarlyView.ABSTRACT This article argues that marriage was central to historical change in the Yoruba‐speaking region of West Africa during the eighteenth century. It draws on ìtàn, a distinct oral source, to show that conjugality shaped Yoruba processes of urbanisation and political centralisation, gendered divisions of labour and social innovation and creativity.
Insa Nolte
wiley +1 more source
The Material Basis of 18th‐Century Meissen Porcelain
Archaeometry, EarlyView.ABSTRACT In the summer of 1708, the quest for making hard‐paste porcelain from Saxonian clay and other mineral resources succeeded. This was achieved by applying as its essential ingredient newly discovered pure kaolin from Heidelsberg near Aue, western Saxon Ore Mountains.
Robert B. Heimann
wiley +1 more source
A Newly Discovered Tablet‐Making Facility in Nineveh: Insights From Scientific Analysis
Archaeometry, EarlyView.ABSTRACT This paper addresses the question of tablet technology in the Neo‐Assyrian capital city of Nineveh. Recent excavations in the lower town of Nineveh by the Iraqi–Italian Archaeological Expedition uncovered an exceptional assemblage of more than 200 tablets from an elite residence that appears to have included a scriptorium.
Mathilde Jean +7 more
wiley +1 more source
Success and failure in England's patent system: New evidence from patent applications, 1783–1834
The Economic History Review, EarlyView.Abstract Our understanding of the relationship between the English patent system and technical change during the industrial revolution is based entirely on the study of successful patents. We address this feature by providing the first study of unsuccessful patent applications in England during the first industrial revolution.
Stephen D. Billington, Joe Lane
wiley +1 more source
Potash recovery from process and waste brines by solar evaporation and flotation [PDF]
"The Bureau of Mines investigated energy-efficient methods for recovering potash values from process and waste brines. Laboratory pan evaporation of four chloride brines produced crude salts containing predominantly sylvite, halite, and carnallite.
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