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Robert Williams Wood
Robert Williams Wood
Robert Williams Wood
Born May 2, 1868
Concord, Massachusetts
Died August 11, 1955
Amityville, New York
Nationality American
Fields physics
Known for optics

Robert Williams Wood (May 2, 1868August 11, 1955) was an American physicist. Events 1194 - King Richard I of England gives Portsmouth its first Royal Charter. Year 1868 ( MDCCCLXVIII) was a Leap year starting on Wednesday (link will display the full calendar of the Gregorian Calendar (or a Leap Concord is a town in Middlesex County, Massachusetts, in the United States. Events 2492 BC - Traditional date of the defeat of Bel by Hayk, progenitor and founder of the Armenian nation Year 1955 ( MCMLV) was a Common year starting on Saturday (link displays the 1955 Gregorian calendar) Amityville is an upscale village in the town of Babylon in Suffolk County, New York, in the United States. The United States of America —commonly referred to as the Physics (Greek Physis - φύσις in everyday terms is the Science of Matter and its motion. Events 1194 - King Richard I of England gives Portsmouth its first Royal Charter. Year 1868 ( MDCCCLXVIII) was a Leap year starting on Wednesday (link will display the full calendar of the Gregorian Calendar (or a Leap Events 2492 BC - Traditional date of the defeat of Bel by Hayk, progenitor and founder of the Armenian nation Year 1955 ( MCMLV) was a Common year starting on Saturday (link displays the 1955 Gregorian calendar) The United States of America —commonly referred to as the A physicist is a Scientist who studies or practices Physics. Physicists study a wide range of physical phenomena in many branches of physics spanning He was a careful experimenter known for his many contributions to optics including infrared and ultraviolet photography, and the liquid mirror telescope. In scientific inquiry an experiment ( Latin: Ex- periri, "to try out" is a method of investigating particular types of research questions or Ultraviolet photography is a photographic process of recording Images by using Light from the Ultraviolet (UV Spectrum only He discredited the purported phenomenon of N rays. N rays (or N-rays) were a phenomenon described by French scientist René-Prosper Blondlot but subsequently found to be illusory [1] He was also a writer of science fiction and nonsense verse. Nonsense verse is the poetic form of Literary nonsense, normally composed for humorous effect which is intentionally and overtly paradoxical silly witty whimsical or otherwise

Contents

Life

Born in Concord, Massachusetts, Wood attended The Roxbury Latin School and earned his bachelor's degree at Harvard University. Concord is a town in Middlesex County, Massachusetts, in the United States. Roxbury Latin School is the oldest school in North America in continuous existence He studied at Johns Hopkins University, University of Chicago, in Berlin and at MIT, although he never earned a doctorate. The University of Chicago is a Private university located principally in the Hyde Park neighborhood of Chicago. He taught at the University of Wisconsin and then moved to Johns Hopkins. [2] He was professor of experimental physics at Johns Hopkins from 1901 until his death. Physics (Greek Physis - φύσις in everyday terms is the Science of Matter and its motion. Year 1901 ( MCMI) was a Common year starting on Tuesday (link will display calendar of the Gregorian calendar (or a Common year starting [3]

His fields of interest included Raman spectroscopy, field emission, optics, and the manufacture of diffraction gratings. Raman spectroscopy (pronounced S— is a spectroscopic technique used in Condensed matter physics and Chemistry to study vibrational rotational and Field emission (FE is the emission of electrons from the surface of a condensed phase into another phase due to the presence of high electric fields In Optics, a Diffraction grating is an optical component with a regular pattern which splits ( diffracts) light into several beams travelling in different The optical effect belonging to diffraction grating known as Wood's anomaly is named after him. [3]

He discovered that the darkest area of the Moon in ultraviolet light is the Aristarchus Plateau. Ultraviolet ( UV) light is Electromagnetic radiation with a Wavelength shorter than that of Visible light, but longer than X-rays Aristarchus is a prominent lunar Impact crater that lies in the northwest part of the Moon's near side In 1909, Wood constructed the first practical liquid mirror astronomical telescope, formed by spinning mercury so that it forms a paraboloidal shape, and investigated its benefits and limitations. Year 1909 ( MCMIX) was a Common year starting on Friday (link will display full calendar of the Gregorian calendar (or a Common year starting Liquid mirrors are Mirrors made with reflective liquids The most common liquid used is mercury, but other liquids will work as well (for example Low melting In Mathematics, a paraboloid is a Quadric surface of special kind [4]

Wood has been described as the "father of both infrared and ultraviolet photography". Though the discovery of electromagnetic radiation beyond the visible spectrum and the development of photographic emulsions capable of recording them pre-date Wood, he was the first intentionally to produce photographs with both infrared and ultraviolet radiation. Electromagnetic radiation takes the form of self-propagating Waves in a Vacuum or in Matter. [5] He developed a filter, Wood's glass, that was opaque to visible light but was transparent to ultraviolet. An optical filter is a device which selectively transmits light having certain properties (often a particular range of Wavelengths that is range of Colours Wood's glass was developed by Robert Williams Wood (1868&ndash1955 as a light filter used in communications during World War I. He used it for ultraviolet photography but also suggested its use for secret communication. [6] He was also the first person to photograph ultraviolet fluorescence. Fluorescence is a Luminescence that is mostly found as an [5][6] He also developed a lamp, Wood's lamp, that radiated only ultraviolet. A Wood's lamp is a diagnostic tool used in Dermatology by which Ultraviolet light is shone (at a wavelength of approximately 365 nanometers onto the skin of the patient The slightly surreal glowing appearance of deciduous trees in infrared photographs is called the Wood effect. Surrealism is a cultural movement that began in the early-1920s and is best known for the visual artworks and writings of the group members Botany Autumn leaf color. See --> In Botany and Horticulture, deciduous Plants, including [7]

Wood also authored non-technical works. In 1915, Wood co-authored a science fiction novel, The Man Who Rocked the Earth, with Arthur Train. Year 1915 ( MCMXV) was a Common year starting on Friday (link will display the full calendar of the Gregorian calendar (or a Common year A novel (from Italian novella, Spanish novela, French nouvelle for "new" "news" or "short story Arthur Cheney Train ( 6 September 1875 - 22 December 1945) was an American Lawyer and Legal thriller Writer [8]. He also wrote and illustrated a book of nonsense verse, How to Tell the Birds from the Flowers.

Wood died in Amityville, New York. Amityville is an upscale village in the town of Babylon in Suffolk County, New York, in the United States. [3]

Honors

References

  1. ^ Klotz (1980)
  2. ^ http://books.nap.edu/openbook.php?record_id=2201&page=441 Robert W. Woods, National Academy of Sciences Biographical Memoirs
  3. ^ a b c [Anon. ] (2001)
  4. ^ Gibson, B. K. (1991). "Liquid mirror telescopes: history" (PDF). Journal of the Royal Astronomical Society of Canada 85(4): 158-171.  
  5. ^ a b c d e f g h i j Seabrook (1941)
  6. ^ a b Williams & Williams (2002)
  7. ^ Wood effect. PhotoNotes. org: Dictionary of Film and Digital Photography. Retrieved on 2007-08-13. Year 2007 ( MMVII) was a Common year starting on Monday of the Gregorian calendar in the 21st century. Events 3114 BC - According to the Lounsbury correlation the start of the Maya calendar.
  8. ^ Train & Wood (1915)
  9. ^ Rumford archive winners 1988 - 1900. The Royal Society. Retrieved on 2007-08-13. Year 2007 ( MMVII) was a Common year starting on Monday of the Gregorian calendar in the 21st century. Events 3114 BC - According to the Lounsbury correlation the start of the Maya calendar.
  10. ^ Awards: Henry Draper Medal. National Academy of Sciences. Retrieved on 2007-08-12. Year 2007 ( MMVII) was a Common year starting on Monday of the Gregorian calendar in the 21st century. Events 1099 - First Crusade: Battle of Ascalon - Crusaders under the command of Godfrey of Bouillon defeat Fatimid
  11. ^ Cocks, E. E. & Cocks, J. C. (1995). Who's Who on the Moon: A Biographical Dictionary of Lunar Nomenclature. Tudor Publishers. ISBN 0-936389-27-3.  

Bibliography

Works by Wood

About Wood

External links

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