Lord Rayleigh

@Discoverer of Argon, Birthday and Family

Lord Rayleigh was an English physicist who discovered the Argon gas and won the Nobel Prize for Physics in 1904

Nov 12, 1842

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Biography

Personal Details

  • Birthday: November 12, 1842
  • Died on: June 30, 1919
  • Nationality: British
  • Famous: Discoverer of Argon, Trinity College, Cambridge, Scientists, Physicists
  • Spouses: Evelyn Balfour
  • Known as: John William Strutt, third Baron Rayleigh
  • Childrens: 4th Baron Rayleigh, Robert John Strutt

Lord Rayleigh born at

Langford Grove, Maldon, Essex, England

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Birth Place

He married Evelyn Balfour, the sister of the future prime minister, the Earl of Balfour, and daughter of James Maitland Balfour, in 1871.

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Personal Life

He suffered from rheumatic fever right after his marriage. So, he and his wife went for a recuperative trip to Egypt. It was during this trip that he started writing ‘The Theory of Sound’.

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Personal Life

Lord Rayligh worked on his scientific papers even five days before his death. He died on 30 June 1919, in Witham, Essex.

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Personal Life

John William Strutt, third Baron Rayleigh, was born on November 12, 1842 at Langford Grove, Maldon, Essex to John James Srutt and Clara Elizabeth Latouche Vicars.

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Childhood & Early Life

His father was the second Baron Rayleigh of Terling Place, Witham, Essex.

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Childhood & Early Life

John was the eldest of all his siblings— Clara, Richard, Charles and Edward.

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Childhood & Early Life

He belonged from a family of landowners with no interest in science; the only exception was his distant relative, Robert Boyle.

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Childhood & Early Life

During childhood, he suffered from a frail health and his schooling was interrupted due to frequent bouts of illness.

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Childhood & Early Life

In 1871, Rayleigh published his theory of scattering which was the first right explanation of the blue color of the sky.

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Career

From 1876 to 1878, he served as President of the London Mathematical Society.

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Career

In 1877 he published the first volume of his major text ‘The Theory of Sound’. The second volume came out in the next year.

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Career

From 1879 to 1884, Lord Rayleigh served as the second Cavendish Professor of Physics. During this time, he carried out experiments on standardisation ohm. He explained the results of this experiment in his presidential address to the British Association in Montreal.

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Career

In 1884 he returned to Terling to carry out practical experiments at his own estate.

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Career

Lord Rayleigh made the interesting discovery that the density of nitrogen available in the atmosphere is greater than the density obtained from chemical compounds. This anomaly, along with some observations made by the 18th century scientist Henry Cavendish inspired him to launch a long experimental program. In 1895, he isolated the gas and named it ‘argon’, derived from the Greek word that means ‘inactive’. This discovery won him Nobel Prize.

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Major Works