GB has various meanings in the Scientific & Educational category. Discover the full forms, definitions, and usage contexts of GB in Scientific & Educational.
A gigabyte is 2 to the 30th power, or 1,073,741,824 bytes. It can be estimated as 10 to the 9th power, or one billion (1,000,000,000) bytes. A gigabyte is 1,024 megabytes and precedes the terabyte unit of measurement. Hard drive sizes are typically measured in gigabytes, such as a 160GB or 250GB drive. The term gigabyte is often often abbreviated as simply a "gig" in speech.
Scientific & EducationalBounding surface between crystals. When alloys yield new phases grain boundaries are the preferred location for the appearance fo the new phase. Certain deterioration such as season cracking and caustic embrittlement, occur almost exclusively at grain boundaries.
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