Help


[permalink] [id link]
+
Page "Spectroscopy" ¶ 4
from Wikipedia
Edit
Promote Demote Fragment Fix

Some Related Sentences

Spectroscopic and studies
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 are designed so that the radiant energy interacts with specific types of matter.
* Spectroscopic studies of conducting metal oxides, with many slides about ITO
Spectroscopic studies first revealed the presence of a planet around HD 209458 on November 5, 1999.
Spectroscopic studies have shown that the family members span a noticeable range of compositions, although all remain within the S spectral class.
Spectroscopic studies have shown, however, evidence of hydrated minerals and silicates, which indicate rather a stony surface composition.
Spectroscopic studies first revealed the presence of a planet around HD 209458 on November 5, 1999.
Spectroscopic ellipsometry in the near infrared, visible up to ultraviolet spectral region studies the refractive index in the transparency or below-band-gap region and electronic properties, for instance, band-to-band transitions or excitons.
Spectroscopic and crystallographic studies spanning several decades have resulted in a good understanding of both the structure and mechanism of hydrogenase catalysis.

Spectroscopic and were
Spectroscopic observations thus showed that nebulae were made of extremely rarefied gas.
Spectroscopic analysis of Mars ' atmosphere began in earnest in 1894, when U. S. astronomer William Wallace Campbell showed that neither water nor oxygen were present in the Martian atmosphere.

Spectroscopic and development
The Multi Unit Spectroscopic Explorer ( MUSE ) is a second generation instrument in development for the Very Large Telescope ( VLT ) of the European Southern Observatory ( ESO ).

Spectroscopic and radiation
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 and atomic
Spectroscopic notation provides various ways to specify atomic ionization states, as well as atomic and molecular orbitals.

Spectroscopic and spectra
data from previous releases, plus the first results from the Baryon Oscillation Spectroscopic Survey ( BOSS ) spectrograph, including over 800, 000 new spectra.
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 and .
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.
Spectroscopic measurements of the strength and width of these lines allow the composition and physical properties of a substance to be determined.
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 measurements revealed common radial velocities, thus showing that the clusters consist of stars bound together as a group.
Spectroscopic data is often represented by a spectrum, a plot of the response of interest as a function of wavelength or frequency.
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 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.

studies and were
During the period from 1 July 1960 through 31 January 1961, additional research affiliations were effected with the U. S. Army Medical Research and Development Command to conduct research in procedures for quantitative electron microscopy, and for the study of biophysical and biological studies of the structure and function of ocular tissue.
Detailed studies of the plan were well underway.
-- The samples for liquid phase thermal reaction studies were prepared in Pyrex capillary tubing 2.5 mm. i.d. and about 15 cm. long.
In criticism of the latter's views, his conclusions were based upon dog lung injection studies in which all of the vascular channels were first filled with a solution under pressure and then were injected with various sized colored particles designed to stop at the arteriolar level.
Our own studies in which bronchial artery-pulmonary artery anastomoses were demonstrated, were accomplished by injecting the bronchial artery first with no pressure on the pulmonary artery or vein, and then by injecting the pulmonary artery and vein afterwards.
The sampling program was instituted before the principles of probability sampling were widely recognized in population studies.
All of the subjects in the Kohnstamm-negative and Kohnstamm-positive groups ( as defined for purposes of the personality studies ) were compared with those subjects who shifted in Conditions 3, or 4.
high-voltage electrophoresis and paper chromatography were used in preliminary structural studies ; ;
Now prosperous, his parents were able to send Nobel to private tutors and the boy excelled in his studies, particularly in chemistry and languages, achieving fluency in English, French, German, and Russian.
Under the heading of " places ," his class explores where texts were made, read, and listened to, including monasteries, schools and universities, offices of the state, the shops of merchants and booksellers, printing houses, theaters, libraries, studies, and closets.
These studies were performed mainly in the former Soviet Union, at the Eliava Institute of Bacteriophage, Microbiology and Virology, Republic of Georgia.
There have been no studies or records which show such a link, and it must be pointed out that Ninus and Trebeta were fictional figures, and not historically attested.
* Working from Wernicke's model of aphasia, Ludwig Lichtheim proposed five other types of aphasia, but these were not tested against real patients until modern imaging made more in-depth studies available.
It has been said that these studies require serious attention and that such effects were not clearly tested for by pharmaceutical companies prior to obtaining approval for placing the drugs on the market.
A review of studies about maintenance therapy concluded that long-term antipsychotic treatment was superior to placebo in reducing relapse in individuals with schizophrenia, although some of the studies were small.
A review of major longitudinal studies in North America found that a moderate number of patients with schizophrenia were seen to recover over time from their symptoms, raising the possibility that some patients may not require maintenance medication.
Amok was officially classified as a psychiatric condition in 1849 based on the numerous reports and case studies which showed that the majority of individuals who committed amok were, in some sense, mentally ill.
They were used in 18th-century chemical studies for burning materials in closed glass vessels where the products of combustion could be trapped for analysis.
Although Bede is mainly studied as a historian now, in his time his works on grammar, chronology, and biblical studies were as important as his historical and hagiographical works.
She subsequently withdrew it realising that some of her samples were contaminated, but continued her microscopic studies for several more years.
They questioned the accuracy of studies that were not placebo-controlled.

0.398 seconds.