Drop by drop backscattered signal of a 50 × 50 × 50 m3 volume: A numerical experiment

Oxygen concentrators performance with nitrous oxide at 50:50 volume.

BACKGROUND AND OBJECTIVES Few investigations have addressed the safety of oxygen from concentrators for use in anesthesia in association with nitrous oxide. This study evaluated the percent of oxygen from a concentrator in association with nitrous oxide in a semi-closed rebreathing circuit. METHODS Adult patients undergoing low risk surgery were randomly allocated into two groups, receiving a...

Can carbon emissions from tropical deforestation drop by 50% in 5 years?

Halving carbon emissions from tropical deforestation by 2020 could help bring the international community closer to the agreed goal of <2 degree increase in global average temperature change and is consistent with a target set last year by the governments, corporations, indigenous peoples' organizations and non-governmental organizations that signed the New York Declaration on Forests (NYDF). W...

50 by 50 Prospects and Progress Prepared by George Eads

1 2 6 12 18 24 36 42 44 48 50 52 54 56 58 61 Summary Report overview 1. Recent trends in average fuel consumption for new cars 2. How great is the technical potential to reduce new car fuel consumption by 2020 and by 2030? 3. The critical distinction between the technical potential to improve fuel economy and how much of that technical potential is realized 4. Policies to encourage the producti...

Dual Language Education: A Promising 50–50 Model

Dual language education programs have become extremely popular. Although these programs share common characteristics, they vary in several respects. Programs use different languages and include students with varying characteristics. For instance, many of these programs include students with fluent English proficiency and those with limited English proficiency; students identified with learning ...

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