[
US
/ˈspɛktɹəˌɡɹæf/
]
[ UK /spˈɛktɹəɡɹˌæf/ ]
[ UK /spˈɛktɹəɡɹˌæf/ ]
NOUN
- a spectroscope by which spectra can be photographed
- a photographic record of a spectrum
How To Use spectrograph In A Sentence
- This paper, firstly analyzes the affect caused by the uncertainty, then studies the statistics and time series based method for spectrographic oil data processing and wear diagnosis. An example ...
- Telescopic, gravimetric, and spectrographic scans have revealed fourteen planets in the system.
- Basically, the spectroheliograph has two spectrographs mounted back-to-back.
- To confirm the planetary nature of GJ1214b and to obtain its mass using the so-called Doppler method, the astronomers needed the full precision of the HARPS spectrograph, attached to ESO's 3.6-metre telescope at La Silla. Astronomers Find Super-Earth With An Atmosphere | Universe Today
- This approach enables a single imaging spectrograph to perform the work of several independent spectrographs.
- By combining a spectrograph and a solar telescope a spectrohelioscope allows us to tune to a specific wavelength without having to purchase several filters.
- I directed the axis of the collimator of my spectrograph first perpendicular to the axis of a beam of hydrogen canal rays, and on a second occasion I allowed the canal rays in the axis of the collimator to approach it. Johannes Stark - Nobel Lecture
- Finally, the Ultraviolet Imaging Spectrograph, or UVIS, studies wavelengths shorter than humans can see, out to the far ultraviolet.
- However, to the naked eye, the color of emission seems identical among these species, but only spectrographic analysis can prove this.
- Spectrographs are devices used by astronomers to break up the light collected by a telescope into its various colors, or wavelengths.