Spectroscopic measurements of the strength and width of these lines allow the composition and physical properties of a substance to be determined.

Spectroscopic studies revealed absorption lines in the Jovian spectrum due to diatomic sulfur ( S < sub > 2 </ sub >) and carbon disulfide ( CS < sub > 2 </ sub >), the first detection of either in Jupiter, and only the second detection of S < sub > 2 </ sub > in any astronomical object.

Spectroscopic studies first revealed the presence of a planet around HD 209458 on November 5, 1999.

Spectroscopic studies first revealed the presence of a planet around HD 209458 on November 5, 1999.

Spectroscopic observations of their doppler shifts indicate velocities of several hundred kilometres per second, but the emission lines in the spectra of HH objects are too weak to have been formed in such high speed collisions.

Spectroscopic observations thus showed that nebulae were made of extremely rarefied gas.

Spectroscopic observations thus showed that planetary nebulae consisted largely of extremely rarefied ionised oxygen gas ( OIII ).

Spectroscopic observations of HH objects show they are moving away from the source stars at speeds of 100 to 1000 km / s.

Spectroscopic examination of the energy states in the outflow of matter from the companion star suggest that it is about 224 AU behind the primary, giving a combined separation of about 574 AU.

Spectroscopic observers found that ammonia and carbon disulfide persisted in the atmosphere for at least fourteen months after the collisions, with a considerable amount of ammonia being present in the stratosphere as opposed to its normal location in the troposphere.

Among the Laboratory's current major active projects are the Mars Science Laboratory mission ( which includes the Curiosity rover ), the Cassini – Huygens mission orbiting Saturn, the Mars Exploration Rovers ( Spirit and Opportunity ), the Mars Reconnaissance Orbiter, the Dawn mission to the dwarf planet Ceres and asteroid Vesta, the Juno spacecraft en route to Jupiter, the Gravity Recovery and Interior Laboratory ( GRAIL ) mission to the Moon, the Nuclear Spectroscopic Telescope Array ( NuSTAR ) X-ray telescope, and the Spitzer Space Telescope.

Spectroscopic observation of nova ejecta nebulae has shown that they are enriched in elements such as helium, carbon, nitrogen, oxygen, neon and magnesium.

Spectroscopic data is often represented by a spectrum, a plot of the response of interest as a function of wavelength or frequency.

Spectroscopic studies were central to the development of quantum mechanics and included Max Planck's explanation of blackbody radiation, Albert Einstein's explanation of the photoelectric effect and Niels Bohr's explanation of atomic structure and spectra.

Spectroscopic studies are designed so that the radiant energy interacts with specific types of matter.

Spectroscopic observations show that all planetary nebulae are expanding.

* According to estimates released in October 2007, the Far Ultraviolet Spectroscopic Explorer ( FUSE ) space telescope, decommissioned that month, will continue orbiting the earth until it burns up in the atmosphere approximately 30 years after its decommissioning.

Spectroscopic image resolution levels of 200 nm or below has been achieved on latest imaging XPS instruments using synchrotron radiation as X-ray source.

Spectroscopic analysis is commonly carried out in solutions but solids and gases may also be studied.

The science operations activities directly serve the astronomy community, primarily in the form of HST ( and eventually JWST ) observations and grants, but also include distributing data from other NASA missions ( e. g., Far Ultraviolet Spectroscopic Explorer, Galaxy Evolution Explorer ) and ground-based sky surveys.

( 2005 ) `` Vegetation's Red Edge: A Possible Spectroscopic Biosignature of Extraterrestrial Plants Astrobiology, Volume 5, Issue 3, pp. 372 – 390.

Active site coordination chemistry of the cytochrome c peroxidase Asp235Ala variant: Spectroscopic and functional characterization.

Other uses of the term parallax in astronomy, with different meanings are the Photometric parallax method, Spectroscopic parallax, and Dynamical parallax.

Spectroscopic analysis of HD 209458 b, an extrasolar planet in this constellation has provided the first evidence of atmospheric water vapor beyond the solar system, while extrasolar planets orbiting the star HR 8799 also in Pegasus are the first to be directly imaged.

As part of the company's growing homeland security business and strategic focus, Raytheon has teamed with other contractors to develop an Advance Spectroscopic Portal ( ASP ) to allow border officials to view and identify radioactive materials in vehicles and shipping containers more effectively.

* Kodak Spectroscopic Plate Type 649-F is specified with a resolving power of 2000 lines / mm.

Slater describes the dedication of the Laboratory, the hosting of meetings of the International Astronomical Union, the American Physical Society, and a Spectroscopic conference, and ends: " In general the year has been one of settling down to work under satisfactory conditions, after the more difficult transition of the preceding year.

Later, more accurate measurements revealed that this current is 0. 99985 A.

This was later rejected in the 1820s and 30s following more refined measurements of atomic mass, notably by Jöns Jacob Berzelius, which revealed in particular that the atomic mass of chlorine was 35. 45, which was incompatible with the hypothesis.

He conducted key measurements which revealed the presence of a Jovian ionosphere and magnetosphere.

His measurements revealed that trenches are sites of downwelling in the solid Earth.

New measurements revealed previously missed features resembling ridges, hills, and valleys measuring only millimeters in height.

Radial velocity measurements of this star using the Near Infrared Spectrometer ( NIRSPEC ) instrument at the Keck II observatory have not revealed any variations that might otherwise indicate the presence of an orbiting companion.

Subjectively valid methods came to prominence in consumer audio in the UK and Europe in the 1970s, when the introduction of compact cassette tape, dbx and Dolby noise reduction techniques revealed the unsatisfactory nature of many basic engineering measurements.

Utilizing single cell measurements with a microelectrode, responses were recorded and used to construct tuning curves, which revealed frequency preferences and two main afferent nerve types.

Kurdov carried out measurements of a large group of Tat population of Lahij village and revealed fundamental differences of their physical-anthropological type from the Mountain Jews.

In-flight photographs from Skylab 2 revealed the " puffy face syndrome " which prompted the addition of in-flight torso and limb girth measurements to gather more data on the apparent headward fluid shift on Skylab 3.

In 2003, the European Society of Hypertension-European Society of Cardiology recommended the use of IMT measurements in high-risk patients to help identify target organ damage not revealed by other exams such as the electrocardiogram.

Recently, more accurate measurements of the Lunar orbital period have revealed two different numbers, depending on viewpoint.

This is a solitary star and, as of 2005, radial velocity measurements have not yet revealed the presence of planets orbiting it.

The < sup > 31 </ sup > P MAS NMR revealed predominately Q0 species ; i. e., PO < sub > 4 </ sub >< sup > 3 -</ sup >; subsequent MAS NMR spectroscopy measurements have shown that Si-O-P bonds are below detectable levels

The measurements of the magnetic field and plasma density revealed that the plasma sheet was warped and lay to the north of the equatorial plane looking like a giant bowl.

The mechanical strength of cellulose fibers can be increased by an order of magnitude by adding only 0. 1 wt % of TMCH nanotubes, and measurements of electrical conductivity of polycaprolactone doped with TMCH nanotubes revealed a percolative behavior with an extremely low percolation threshold.