Complexity: Metaphors, models, and reality

G Cowan, D Pines, DE Meltzer - 1994 - philpapers.org
The terms complexity, complex adaptive systems, and sciences of complexity are found often
in recent scientific literature, reflecting the remarkable growth in collaborative academic …

Implementing workplace‐based assessment across the medical specialties in the United Kingdom

…, JGM Crossley, A Wragg, P Mills, G Cowan… - Medical …, 2008 - Wiley Online Library
Objectives To evaluate the reliability and feasibility of assessing the performance of medical
specialist registrars (SpRs) using three methods: the mini‐clinical evaluation exercise (mini‐…

Flow configurations in colliding plates: explosive bonding

GR Cowan, AH Holtzman - Journal of applied physics, 1963 - pubs.aip.org
The collision of plates at high velocity sometimes causes them to be metallurgically bonded.
A study has been made of the nature of the bonds and of the conditions required to produce …

A natural fission reactor

GA Cowan - Scientific American, 1976 - JSTOR
In 1942, when Enrico Fermi and his asso ciates started up their nuclear-fission reactor at
Stagg Field in Chicago, there was every reason to believe it was the first such reactor on the …

Vitamin D deficiency in the morbidly obese

C Buffington, B Walker, GSM Cowan Jr, D Scruggs - Obesity surgery, 1993 - Springer
Although vitamin D deficiency has been well-documented following gastric bypass surgery,
there are few studies of vitamin D status in the non-operative morbidly obese patient. We …

The variability of the natural abundance of 235U

GA Cowan, HH Adler - Geochimica et Cosmochimica Acta, 1976 - Elsevier
The possibility that the atomic ratio 235 u/ 238 U may be slightly variable due to natural
nuclear chain reactions such as have been identified in Gabon, West Africa, has prompted a re-…

Taste acuity of the morbidly obese before and after gastric bypass surgery

DM Scruggs, C Buffington, GSM Cowan Jr - Obesity surgery, 1994 - Springer
Obese individuals have an increased preference for high caloric foods, such as sweets and
fats. However, following gastric bypass (GBP) surgery, morbidly obese patients tend to avoid …

Assessing the performance of specialist registrars

A Wragg, W Wade, G Fuller, G Cowan, P Mills - Clinical Medicine, 2003 - ncbi.nlm.nih.gov
Assessing the performance of doctors while they are engaged in clinical work is a
challenging concept. The introduction of objective-based curricula provides the stimulus and …

[HTML][HTML] First direct evidence of adult European eels migrating to their breeding place in the Sargasso Sea

…, AT Piper, K Aarestrup, JMN Azevedo, G Cowan… - Scientific Reports, 2022 - nature.com
The European eel (Anguilla anguilla) is critically endangered (according to the most recent
IUCN assessment) and has suffered a 95% decline in recruitment since the 1980s, attributed …

Significant changes in blood pressure, glucose, and lipids with gastric bypass surgery

GSM Cowan, CK Buffington - World journal of surgery, 1998 - Wiley Online Library
The morbidly obese have a disproportionately greater risk of hypertension, diabetes, and
coronary artery disease than their lean or less seriously obese counterparts. Roux‐en‐Y …