Charles Hélou
Charles Hélou , 1911-2001, Lebanese political leader. After working as a newspaper publisher, he was appointed (1947) Lebanon's representative to the Vatican. He served (1954-55) as minister of justice and health in the government of Camille Chamoun . Hélou served as Lebanon's president from 1964 to 1970.
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Quantum Hall effects; field theoretical approach and related topics, 2d ed.(Brief article)(Book review)
Magazine article from: SciTech Book News; 9/1/2008; 548 words
; 9789812700322 Quantum Hall effects; field theoretical approach and related topics, 2d ed. Ezawa...Scientific 2008 706 pages $97.00 Hardcover QC612 Quantum Hall (QH) effects are macroscopic quantum phenomena observed in the 2-dimensional...
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Hall Effect Medical Products Inc. Announces Investment in Company by UK Government Agency; Company to Move Offices to Bio-Medical Cluster in Inverness Scotland.
Business Wire; 8/2/2004; 700+ words
; INVERNESS, Scotland -- Hall Effect Medical Products Inc. (OTCBB...We are delighted to welcome Hall Effect Technologies to the Highlands...already vibrant sector. We wish Hall Effect every success and look forward...
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Contactless actuation: hall-effect sensors provide a reliable, durable switching alternative.(SWITCHES & RELAYS)
Magazine article from: Appliance Design; 3/1/2009; ; 700+ words
; ...that Edwin Hall discovered the Hall effect in 1879, readily available and...appliance design applications. The Hall effect refers to the measurable voltage...electromagnetic forces. In simple terms, a Hall-effect transducer creates a differential...
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Improved ICs find broad application; Hall-effect sensors. (includes related article explaining the Hall effect) (technical)
Magazine article from: EDN; 5/11/1989; ; 700+ words
; ...temperature stability have made Hall-effect sensors the transducers of choice...accompanying magnets do not. Further, Hall-effect sensors can operate over ever...addition, the interface between a Hall-effect sensor and its control electronics...
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Micronas Hall-effect Sensor Delivers Cost-Efficient Programmable Performance for Automotive and Industrial Applications.
PR Newswire; 10/16/2008; 700+ words
; ...R) 880 programmable linear Hall-effect sensor. The HAL 880 is complementing...Micronas will demonstrate its latest Hall-effect sensor solutions for automotive...the world's broadest range of Hall-effect sensors. A Hall-effect sensor...
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Hall Effect Medical Products Inc. Acquired by Sports Information & Publishing Corporation.
Business Wire; 7/26/2004; 688 words
; ...all of the outstanding shares of Hall Effect Medical Products Inc. ("Hall...shares of Sports Information. About Hall Effect Medical Products Inc. Hall Effect...Technologies Ltd. And Jopejo Ltd. Hall Effect Technologies is in the final stage...
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Hall Effect Medical Products Inc. to be Acquired by Sports Information & Publishing Corporation.
PR Newswire; 7/14/2004; 700+ words
; ...all of the outstanding shares of Hall Effect Medical Products Inc. ("Hall...dollar range or higher." About Hall Effect Medical Products Inc. Hall Effect...Technologies Ltd. and Jopejo Ltd. Hall Effect Technologies is in the final stage...
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Hall-effect sensor ICs: sport magnetic personalities.(includes related articles)
Magazine article from: EDN; 4/9/1998; ; 700+ words
; ...yielding dramatic improvements in Hall-effect sensor ICs. Magnets provide a...50 Figure 1a shows a unipolar Hall-effect switch used as a proximity switch...between the magnet's pole and the Hall-effect IC, shunts the magnetic field...
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Hall Effect Finds Niche in Current Sensing.(DHAB dual-range automotive sensor)(ACS714 Hall Effect sensor)(ACS715 Hall Effect sensor)
Magazine article from: Design News; 7/14/2008; ; 700+ words
; ...consumption, eliminates bulk The venerable Hall Effect sensor is gaining popularity these...MicroSystems' ACS714 and ACS715 Hall Effect sensors are engineered for sensing...devices consist of low-offset linear Hall Effect sensor circuits with copper...
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Position monitoring with hall effect sensors. (Putting Sensors to Work).
Magazine article from: Sensors Magazine; 9/1/2002; ; 700+ words
; ...most can be satisfied by a single technology--Hall effect sensors. A Hall element is simply a sheet of semiconductor material...One example of this would be the proactive use of Hall effect sensors for safe hot swapping of electronic modules...
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Hall effect
Book article from: The Columbia Encyclopedia, Sixth Edition
Hall effect experiment that shows the sign of the charge carriers in a conductor. In 1879 E. H. Hall discovered that when he placed a metal strip...depends on the sign of the charge carrier; Hall's work demonstrated that in metals the...
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Hall, Edwin Herbert
Dictionary entry from: Complete Dictionary of Scientific Biography
Hall, Edwin Herbert ( b...is best known for the effect bearing his name; it...found for which the effect was in a direction opposite...three other transverse effects were soon discovered...the four transverse effects. He was still at work...shortly before his death. Hall helped to ...
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Hall, Lloyd Augustus
Encyclopedia entry from: Encyclopedia of World Biography
...well-known curing compound. Hall sought to improve upon this...apart before it was preserved. Hall considered possible methods to delay the effects of the sodium nitrite and sodium...to fully preserve the meat. Hall's solution to this challenge...
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Hall, Lloyd A. 1894–1971
Book article from: Contemporary Black Biography
Lloyd A. Hall 1894 – 1971 Chemist...industrial chemistry, Lloyd A. Hall devised creative solutions...combined the preservative effect of sodium chloride with the...the meat-packing industry. Hall also introduced the use of...
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Hall, James B(yron)
Book article from: Contemporary Novelists
HALL, James B(yron) Nationality...Directions, 1964. The Short Hall: New and Collected Stories...Editions, 1992. * James B. Hall comments: Although the novels...The reccurring motifs are the effects of competition on individuals...language poetically for artistic effect. They are condensed ...
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