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Raymond Kurzweil ( / ˈkɜːrzwaɪl /, KURZ-wyle; born February 12, 1948) is an American computer scientist, author, inventor, and futurist. He is involved in fields such as optical character recognition (OCR), text-to-speech synthesis, speech recognition technology and electronic keyboard instruments. He has written books on health technology ...
A smartphone displaying the homepage of the English Wikipedia. A smartphone (often simply called a phone) is a mobile device that combines the functionality of a traditional mobile phone with advanced computing capabilities. It typically has a touchscreen interface, allowing users to access a wide range of applications and services, such as web ...
The Procter & Gamble Company ( P&G) is an American multinational consumer goods corporation headquartered in Cincinnati, Ohio, founded in 1837 [3] by William Procter and James Gamble. [4] It specializes in a wide range of personal health/consumer health, personal care and hygiene products; these products are organized into several segments ...
Suriname ( / ˈsʊərɪnæm, - nɑːm / ⓘ SOOR-ih-NAM, -NAHM, Dutch: [syːriˈnaːmə] ⓘ ), officially the Republic of Suriname ( Dutch: Republiek Suriname [reːpyˌblik ˌsyːriˈnaːmə] ), is a country in northern South America, sometimes considered part of the Caribbean and the West Indies. Situated slightly north of the equator ...
X-ray photoelectron spectroscopy ( XPS) is a surface-sensitive quantitative spectroscopic technique based on the photoelectric effect that can identify the elements that exist within a material (elemental composition) or are covering its surface, as well as their chemical state, and the overall electronic structure and density of the electronic ...
Copper alloys are widely used in the production of coinage; seen here are two examples - post-1964 American dimes, which are composed of the alloy cupronickel and a pre-1968 Canadian dime, which is composed of an alloy of 80 percent silver and 20 percent copper.