منابع مشابه
Resists, Developers and Removers
Positive resists form an indene carboxylic acid during exposure making them soluble in aqueous alkaline solutions. Therefore, positive resists develop where they have been exposed, while the unexposed areas remain on the substrate. Since positive resists do not cross-link, the resist structures rounden beyond their softening point of typically 100-130°C. Negative resists such as the AZ® nLOF 20...
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Most projects, in most walks of life, require the participation of multiple parties. While it is difficult to unite people in a common endeavor, some people, whom we call “movers and shakers,” seem able to do it. The paper specifically examines moving and shaking of an investment project. We analyze a model with a large number of ex ante identical agents. Agents form social connections, bid to ...
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This paper assesses the waking effectiveness of strobe lights and pillow and bed shakers as smoke alarm warning devices and compares them to an auditory signal. The signals were activated at increasing intensity levels during slow wave (deep) sleep in two groups, (i) 38 adults aged 18-77 years with hearing loss of 2570 dBA in both ears, and (ii) 32 young adults aged 18 -26 years impaired with a...
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There are reports that 1,2-dichloropropane, a constituent of many commercial solvents and stain removers in Italy, has caused severe liver damage and, sometimes, acute renal failure. Between 1980 and 1983 three cases of 1,2-dichloropropane intoxication (1 by ingestion, 2 by inhalation) were observed. Clinical features included severe liver damage, acute renal failure (2 patients), haemolytic an...
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How does the productivity of a commune compare with that of a conventional firm? This paper addresses this question quantitatively by focusing on the history of a religious commune called the United Society of Believers, better known as the Shakers. We utilize the information recorded in the enumeration schedules of the US Manufacturing and Agriculture Censuses, available for the period between...
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ژورنال
عنوان ژورنال: Nature
سال: 2000
ISSN: 0028-0836,1476-4687
DOI: 10.1038/35020165