Helicon

a mountain in Greece, in Boeotia: location of the springs of Hippocrene and Aganippe, believed by the Ancient Greeks to be the source of poetic inspiration and the home of the Muses. Height: 1749 m (5738 ft.)

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

helicon

[′hēl·ə‚kän]

(electromagnetism)

A low-frequency, circularly polarized electromagnetic wave that is propagated in a metal in the presence of an external magnetic field.

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Helicon

a wind instrument of the bugle family. It is a modification of the bass and contrabass tuba. It was constructed in the 1840’s in Russia. The helicon is used primarily in brass bands. The pipe is curved in the shape of a ring so that the instrument can be carried comfortably over the shoulder.

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References in periodicals archive

[E.sub.x] and [E.sub.y] are the components of varying electrical helicon field, and H is the strong magnetic field along the axis z, c velocity of light.

Cyclotron frequency oscillations in semiconductor plasma in modulated magnetic field/Ciklotroninio daznio virpesiai puslaidininkineje plazmoje moduliuotame magnetiniame lauke

Highlighted Features Name Diameter/ Description Size (miles) (A) Aristillus 34 Distinctive post-mare crater (B) Helicon 15 Small, pre-mare crater (C) Imbrium 720 Huge, lava-filled impact basin (D) Lambert 19 Prominent post-mare crater (E) Lambert R 35 Lava-covered "ghost" crater (F) Le Verrier 12 Post-mare crater near Helicon Moon, December 2007 Last quarter Dec.

Decoding Mare Imbrium: a vast sea of frozen lava yields its secrets one crater at a time

Development of the Helicon's piston and ring pack was particularly tricky, Buell says, because of the high durability targets established by the team: "We did a ton of FEA [finite element analysis] work on those pieces to meet the targets."

Buell builds a better engine: looking to more than satisfy his sports-bike customer base, Erik Buell raises the bar with a new water-cooled engine

Roberts has worked at a number of companies in the entertainment industry, including Helicon, a cable television, Internet and telecommunications provider.

Herbert Roberts

Tracks include Hunted By A Freak, R U Still In 2 It?, Helicon 2, Kappa, Secret Pint, Like Herod, Superheroes Of BMX, Helicon 1 and Stop Coming To My House.

The Razz: Mogwai to make sounds of joy

Vella is Founding Partner of The Helicon Group, a competitive intelligence consulting, training, and research firm in Blandon, Pennsylvania.

Competitive intelligence in action: how do organizations use competitive intelligence, and what can it mean to their success? Two case studies illustrate different approaches and results

The agreement with Australia-based Helicon Group will lead to Maelor's Volplex product being marketed and distributed in China through a network of sales offices once regulatory approval is obtained,probably later this year.

Rich vein for health firm in Chinese deal; Plasma substitute has enormous potential

Highways (Helicon Nine Ed, 1993), and The Maharani's New Wall (UP

Easter

The DSi(TM) is a new module based on Trikon's unique patented M0RI(TM) helicon plasma source.

TRIKON DEBUTS DSI MODULE FOR DEEP SILICON ETCH PROCESSES

According to Webster's New World Dictionary of Science (1998, Helicon), osmium's discoverer, Smithson Tennant, named the element "after the irritating smell of one of its oxides."--P.

What's that smell? (Letters)

Business to business trading portal Connect2U has slowed considerably while digital reference publisher Helicon has suffered with the downturn in the digital publishing market.

WH Smith figures offer poor reading