from The American Heritage® Dictionary of the English Language, 4th Edition

  • abbr. scanning electron microscope

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • scanning electron microscope
  • scanning electron microscopy


Sorry, no etymologies found.


  • ISO 250, exposure time 3 / 4s in this mode exposure time is reduced (-) by ISO value which means: higher ISO = lower exposure time = loss of details. in some aspects this mode is very similar to hybrid EM but in this mode you can fully control compromise of quality and speed for SEM mode names are respectively +SEM and - SEM

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  • The thread continues detailing the use of Search Engine Marketing or Search Engine Optimization today and how the term SEM has been adopted more and more by agencies and internet marketers.

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  • Most websites today have some type of analytics installed that their SEM is overlooking (Holy missed opportunity Batman!)

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  • SEM is deffinately a very under used resource in australia.

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  • As Andy has noticed, SEM is soon to explode here in australia (esp. in sydney).

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  • Actually, along with my own entry in SEM Scholarship contest (which I shamelessly promoted in my link above), I visit MarketingPilgrim. com quite often.

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  • Search engines still reach a broader audience than social networking sites, thus SEM is still a very important aspect of Internet marketing.

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  • Even in SEM firms, it is rare for one person possess sufficient mastery of the various fields of knowledge that SEM makes use of, and people who do have such mastery are likely to cost more than $60,000 per year.

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  • Linguistic aptitude: SEM is primarily a linguistic activity, wherein you match the query language of searchers with the language of your advertising and Website through the nexus of search engines.

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  • This issue focused on covering major new trends in SEM, such as Social Search, Mobile Search and targeting the Hispanic market.

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