Brackett

Brackett is a surname of English origin that has also been used as a place name. In historical records it appears in England and later in North America with settlers. The name has become associated with various individuals in science, government, and the arts, but no single figure defines it.

In science, Brackett is best known for the Brackett series, a group of infrared spectral lines of neutral hydrogen corresponding to electron transitions to the fourth energy level. The series was identified by the American physicist Frederick Sumner Brackett in the early 20th century, and it provides important diagnostic lines in infrared spectroscopy and astrophysics.

In geography and infrastructure, Brackett Field is a public airport in La Verne, California, used for general aviation and historical flights. The name also appears in other geographic names and institutional designations that reflect the surname’s long-standing presence in English-speaking regions.

Notable people with the surname Brackett include scientists, politicians, authors, and entertainers who contributed in their respective fields; the surname remains relatively common in the United States and the United Kingdom.