*  William Homan Thorpe
In the 1940s, he pioneered the use of sound spectrography for the detailed analysis of bird song. At the time, there was only a ...
*  Electroglottographic wavegram
... much as in sound spectrography. The idea of wavegrams can be extended to displaying other data, such as acoustic signals or ...
*  Mineralogy
Other techniques are X-ray fluorescence, electron microprobe analysis and optical emission spectrography. In addition to ... sometimes even while their sound file instead has the assimilated pronunciation, as in the case of the Collins Dictionary.[not ...
*  Kodaikanal Solar Observatory
In 1993, a digital ionosonde model IPS 42/DBD43 was commissioned enabling five minute or better sounding rates. A high ... proposed the need for photography and spectrography of the sun and the stars using a twenty-inch telescope, which could be at a ...
*  History of X-ray astronomy
The figure to the right shows 15-second samples of the raw counts (per 20.48ms) observed in a 1973 sounding-rocket-borne ... Skylab's solar studies: UV and X-ray solar photography for highly ionized atoms, X-ray spectrography of solar flares and active ... Observations down to lower energies were begun with a series of high altitude sounding rocket experiments; by this stage Steve ... The British Skylark was probably the most successful of the many sounding rocket programs. The first launched in 1957 from ...
*  Spectroscopy
... and spectrography are terms used to refer to the measurement of radiation intensity as a function of wavelength ... Acoustic resonance spectroscopy is based on sound waves primarily in the audible and ultrasonic regions Auger spectroscopy is a ... spectroscopy measures internal dynamics in proteins and other soft matter systems Photoacoustic spectroscopy measures the sound ...
*  Sun
The first is wave heating, in which sound, gravitational or magnetohydrodynamic waves are produced by turbulence in the ... via spectrography because of their hyperfine structures. The first largely complete set of oscillator strengths of singly ...