dewar

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De·war

(dū'wăr),
James, English chemist, 1842-1923. See: Dewar flask.

dewar

[dyo̅o̅′ər]
a double chamber used to maintain the temperature of superconducting magnet coils near absolute zero. The outer chamber is filled with liquid nitrogen at a temperature of about -196° C (-321° F), and the inner chamber is filled with liquid helium at a temperature of -270° C (-454° F). A dewar is part of magnetic resonance imaging equipment.
References in periodicals archive ?
He said: "Donald Dewar would have been the last person to acknowledge the true scale of his achievements.
TLN dewars and accessories may be ordered via the Internet at http://www.
Innovations at DEWAR'S Aberfeldy Distillery are part of a broad scope of sustainability initiatives for John Dewar & Sons, producers of DEWAR'S Blended Scotch whisky, WILLIAM LAWSON'S Blended Scotch whisky and the single malt brands of ABERFELDY, AULTMORE, CRAIGELLACHIE, THE DEVERON and ROYAL BRACKLA.
After establishing his wines and spirits business in Perth, Scotland, John Dewar put his name on a bottle of blended Scotch, becoming reputedly the first person ever to do so and making DEWAR'S the world's original brand of blended Scotch whisky.
The first thing you do is to go into the auditorium where you are shown a short film about John Dewar, the Perthshire man who started it all in the 1830s.
Paraig MacNeil, of Dunblane, Perthshire, wrote the 36-line Lament to Donald Dewar - Hero of the People, in Gaelic.
John Dewar & Sons Limited plans to develop the site to accommodate bonded warehouses and a bulk and blend center capable of housing more than a million casks with the first phase operational by January 2009.
For more than 155 years, the contributions of John and Tommy Dewar to the production of Scotch Whisky and the art of promotion and marketing, have been an example of the entrepreneurial spirit that has positioned DEWAR'S(R) 12 and DEWAR'S WHITE LABEL(R) as two of the finest and most desirable aged whiskies available.
c)2010 DEWAR'S, WHITE LABEL AND DEWAR'S SIGNATURE ARE TRADEMARKS AND/OR REGISTERED TRADEMARKS, IMPORTED BY JOHN DEWAR & SONS COMPANY, CORAL GABLES, FL.
For over 155 years, the contributions of John and Tommy Dewar to the production of Scotch Whisky and the art of promotion and marketing, have been an example of the entrepreneurial spirit that has positioned Dewar's(R) 12 and Dewar's(R) White Label(R) as two of the finest and most desirable aged whiskies available.