منابع مشابه
Clocking in Pillow Time without the Pillow
1512 normal enzyme. Then, they replaced the oxygen in question with a sulfur atom. The reaction didn’t work as well because, by the rules of chemistry, sulfur doesn’t like to bind to magnesium. But sulfur does like manganese and cadmium ions. So they replaced the magnesium with one of these other metal ions and measured the reaction. The researchers saw that these other metal ions restored (or ...
متن کاملPillow Chess
In cylindrical chess, one plays on a regular chessboard with the pieces in their standard positions, but imagines that the left and right edges of the board are identified. So, for example, when a rook travels horizontally off the right-hand edge, it reappears in the same row on the left-hand side of the board. It is easy to make a cylindrical chessboard out of paper, by taping together the lef...
متن کاملPillow use: the behaviour of cervical pain, sleep quality and pillow comfort in side sleepers.
A random allocation single blind block design pillow field study was undertaken to investigate the behaviour of cervico-thoracic spine pain in relation to pillow use. Participants (N=106) who reported preference for side sleep position with one pillow were recruited via a telephone survey and newspaper advertisement. They recorded sleep quality and pillow comfort ratings, frequency of retiring ...
متن کاملIntelligent Pillow for Heart Rate Monitor
The aim of the project is to develop intelligent pillow to monitor the heart rate by using fiber optical sensor. The research is focused upon allowing more automation of patient care, an especially important matter for the elder population or bedridden patients, which is a rapidly growing fraction of much of the world population today. The fiber-optical sensor is built into pillow. Patients can...
متن کاملErgonomic approach for pillow concept design.
Sleep quality is an essential factor to human beings for health. The current paper conducted four studies to provide a suitable pillow for promoting sleep quality. Study 1 investigated the natural positions of 40 subjects during sleep to derive key-points for a pillow design. The results suggested that the supine and lateral positions were alternatively 24 times a night, and the current pillows...
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ژورنال
عنوان ژورنال: Norsk medietidsskrift
سال: 2000
ISSN: 0805-9535,0804-8452
DOI: 10.18261/issn0805-9535-2000-01-05