Help


[permalink] [id link]
+
Page "X-ray crystallography" ¶ 6
from Wikipedia
Edit
Promote Demote Fragment Fix

Some Related Sentences

By and contrast
By contrast, the energetic reaction of the leader to the full demands his decision imposes upon him strengthens the moral intuition and gives us the measure of the man.
By contrast, even experienced linguists commonly know no more of the range of possibilities in tone systems than the over-simple distinction between register and contour languages.
By contrast, a good deal of nuclear pacifism begins with the contingencies and the probabilities, and not with the moral nature of the action to be done ; ;
By contrast, the National Union Party was united and energized as Lincoln made emancipation the central issue, and state Republican parties stressed the perfidy of the Copperheads.
By contrast, the cursive developed out of the Nabataean alphabet in the same period soon became the standard for writing Arabic, evolving into the Arabic alphabet as it stood by the time of the early spread of Islam.
has no zero in F. By contrast, the fundamental theorem of algebra states that the field of complex numbers is algebraically closed.
By contrast, the Rijndael specification per se is specified with block and key sizes that may be any multiple of 32 bits, both with a minimum of 128 and a maximum of 256 bits.
The largest species are red alder ( A. rubra ) on the west coast of North America, and black alder ( A. glutinosa ), native to most of Europe and widely introduced elsewhere, both reaching over 30 m. By contrast, the widespread Alnus viridis ( green alder ) is rarely more than a 5 m tall shrub.
By the standards of 19th century tycoons, Carnegie was not a particularly ruthless man but a humanitarian with enough acquisitiveness to go in the ruthless pursuit of money ; on the other hand, the contrast between his life and the lives of many of his own workers and of the poor, in general, was stark.
By contrast, Kabbalism assumed an " eternal Torah " which was not identical to the Torah written in Hebrew.
By contrast, while defendants in most civil law systems can be compelled to give a statement, this statement is not subject to cross-examination by the prosecutor and not given under oath.
By contrast, in an inquisitiorial system, the fact that the defendant has confessed is merely one more fact that is entered into evidence, and a confession by the defendant does not remove the requirement that the prosecution present a full case.
By contrast, Tom Wolfe's Bonfire of the Vanities ( 1987 ) portrays a wealthy, white protagonist, Sherman McCoy, getting lost off the Major Deegan Expressway in the South Bronx and having an altercation with locals.
By contrast, in mainstream Analytical philosophy the topic is more confined to abstract investigation, in the work of such influential theorists as W. V. O. Quine, to name one of many.
By contrast, substance theory explains the compresence of properties by asserting that the properties are found together because it is the substance that has those properties.
By contrast, evidence based on the textual differences between the Septuagint and the Masoretic Text has been used to argue that the context of the MT truly does depict a historical Jeremiah.
By contrast most of the party's seats were won either due to the absence of a candidate from one of the other parties or in rural areas on the " Celtic fringe ", where local evidence suggests that economic ideas were at best peripheral to the electorate's concerns.
By contrast, the normal vaginal discharge will vary in consistency and amount throughout the menstrual cycle and is at its clearest at ovulation-about 2 weeks before the period starts.
By contrast, the British press were jubilant ; many newspapers sought to portray the battle as a victory for Britain over anarchy, and the success was used to attack the supposedly pro-republican Whig politicians Charles James Fox and Richard Brinsley Sheridan.
By contrast, in civil law jurisdictions ( the legal tradition that prevails in, or is combined with common law in, Europe and most non-Islamic, non-common law countries ), courts lack authority to act where there is no statute, and judicial precedent is given less interpretive weight ( which means that a judge deciding a given case has more freedom to interpret the text of a statute independently, and less predictably ), and scholarly literature is given more.
By contrast to statutory codification of common law, some statutes displace common law, for example to create a new cause of action that did not exist in the common law, or to legislatively overrule the common law.
By contrast, a hard conversion or an adaptive conversion may not be exactly equivalent.
" By contrast, the composition from the Byzantine point of view portrays Constantine Palaeologus as a brave leader who gave his life for the cause.
By contrast, in ceremonial monarchies, the monarch holds little actual power or direct political influence.
By contrast, Liechtenstein and Monaco are considered democratic states, yet the ruling monarchs in these countries wield significant executive power.

By and inelastic
By contrast, inelastic scattering occurs when energy is transferred from the incoming X-ray to the crystal, e. g., by exciting an inner-shell electron to a higher energy level.
By this method the elasticity theory is used to model an inelastic material.
By undergoing inelastic collisions closer and closer to the curved electrode, further molecules are ionized in an electron avalanche.
By using the same integration approach, but over the range 2E < sub > 0 </ sub > to E, one obtains by comparing cross-sections that half of the inelastic collisions of the incident electrons produce electrons with kinetic energy greater than E < sub > 0 </ sub >.

By and X-ray
By reconstructing the image, this instrument could get an X-ray picture of a nail surrounded by a circle of other nails, which made it impossible to X-ray from any single angle.
By varying the angle of incidence and take-off on the crystal, a single X-ray wavelength can be selected.
By introducing the quantum defect d as an empirical parameter, the energy levels of a generic atom were well approximated by the formula, in the sense that one could reproduce fairly well the observed transitions levels observed in the X-ray region ( for example, see the empirical discussion and derivation in Moseley's law ).
By the end of next year's X-ray examination of luggage must be replaced with those of new generation and metal detector frames.
By 1955 he had received his Ph. D. in mathematics, and they had laid the foundations of the direct methods in X-ray crystallography.
By combining Chandra X-ray Observatory and Hubble Space Telescope data, astronomers previously found that RX J1856 radiates like a solid body with a temperature of 700, 000 degrees Celsius and has a diameter of about 4 — 8 km.

By and scattering
By contrast, electron beams may produce strong secondary scattering even for relatively thin crystals (> 100 nm ).
By scattering photons off electrons in the crystal, one can sample the energy spectra of the electrons.
By Pauli's exclusion principle, both the particles after scattering have to lie above the Fermi surface, with energies Now, suppose the initial electron has energy very close to the Fermi surface Then, we have that also have to be very close to the Fermi surface.
By using biochromes as coloured filters, iridophores create an optical effect known as Tyndall or Rayleigh scattering, producing bright blue or green colours.
By now, however, matter has been diluted by the expansion of the universe, and scattering interactions are much less frequent than before recombination.
" By grafting endless space onto the Copernican system and scattering the stars throughout this endless space, Digges pioneered ... the idea of an unlimited universe filled with the mingling rays of countless stars.
By the turn of the 18th century, Felling consisted of little more than the large Brandling estate and a small scattering of tiny agricultural villages.
By making the Swords and scattering them throughout the land, the gods hoped to derive amusement as men and women sought them out and lorded power over each other.
By scattering different divinities on monsters, areas became less congested as different players had different strengths and weaknesses and as such would spread out to find monsters that suited their divinity.

0.319 seconds.