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Cryptotephra as a dating and correlation tool in archaeology
A new development in archaeological chronology involves the use of far travelled volcanic ash which may form discrete but invisible layers within a site's stratigraphy. Known as cryptotephra, these horizons can provide isochrons...
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Hepatomegaly Associated with Non-Obstructive Sinusoidal Dilation in Experimental Visceral Leishmaniasis.
Visceral leishmaniasis (VL) is the most severe form of leishmaniasis caused by protozoan parasites of the genus Leishmania. Hepatomegaly is one of the most frequent clinical manifestations of VL, whereas immunopathology of the...
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Understanding the Enabling and Constraining Factors in Using the Virtual Lab
It is commonly accepted that learners gain better understanding of science concepts when they perform ‘hands-on' experiments in the lab. However, the lack of lab infrastructure, particularly in most rural schools, negatively...
The Ursinus Weekly, February 28, 1908
Lecture William Cullen Bryant Personals Editorial: The college campus Alumni notes Freshman declamation contest Seminary notes College world Class officers Literary societies
Published by: Ursinus College
Transitional environmentality  – Understanding uncertainty at the junctures of eco-logical production in Timor-Leste
Alexander Cullen
Nov 19, 2020
Environmentality has proven an enduring framework for interrogating issues around environmental behaviours and discourse as a means of subject governance and citizen-making. However, its application often insufficiently...
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Mapping Global Flows of Chemicals
Chemical products are ubiquitous in modern society. The chemical sector is the largest industrial energy consumer and the third largest industrial emitter of carbon dioxide. The current portfolio of mitigation options for the...
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Dynamic exergy analysis
C Michalakakis, JM Cullen
Jul 28, 2021
As the power and transport sectors decarbonize, industrial emissions will become the main focus of decarbonization efforts. Exergy analysis provides a combined material and energy efficiency approach to assess industrial plants...
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Validation of a mixture of rK26 and rK39 antigens from Iranian strain of Leishmania infantum to detect anti-Leishmania antibodies in human and reservoir hosts.
Mediterranean type of visceral leishmaniasis (VL) is a zoonotic parasitic infection. Some provinces of Iran are endemic for VL while other parts are considered as sporadic areas. This study aimed to assess a combination of...
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Care home residents admitted to hospital through the emergency pathway
BACKGROUND: Routinely collected hospital information could help to understand the characteristics and outcomes of care home residents admitted to hospital as an emergency. METHODS: This retrospective 2-year service evaluation...
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Toward a circular materials economy
J Cullen
May 13, 2020
The circular economy is a simple and alluring concept, a marketing coup, with broad appeal to policymakers and the general public. It has become a modern catchall phrase for many of the environmental strategies we...
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What to Do about Plastics? Lessons from a Study of United Kingdom Plastics Flows.
Plastics are one of the most widely used materials on the planet, owing to their usefulness, durability, and relatively low cost. Yet, making, using, and disposing of plastics create important environmental impacts, most notably...
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My farewell to <i>Science and Civilisation in China</i>
Christopher Cullen
Jun 27, 2020
The author served as General Editor of the Science and Civilisation in China series from 1992 to 2014. He reviews the history of this scholarly project since its inception by Joseph Needham in 1943, and discusses some...
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A Hybrid Traceability Technology Selection Approach for Sustainable Food Supply Chains
Traceability technologies have great potential to improve sustainable performance in cold food supply chains by reducing food loss. In existing approaches, traceability technologies are selected either intuitively or through a...
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