Get Free Checker

How To Use Refract In A Sentence

  • Eyes that are not optimized in this way are said to have refractive errors (long sight or short sight).
  • Similarly, the variation of distance refraction and the presence of astigmatism is also lower than for humans.
  • The segments differ from each other as regards refraction and in their behavior toward coloring reagents; the inner segment is stained by carmine, iodine, etc.; the outer segment is not stained by these reagents, but is colored yellowish brown by osmic acid. X. The Organs of the Senses and the Common Integument. 1c. 1. The Tunics of the Eye
  • The laser's optical system would have to overcome the distorting effect of atmospheric turbulence, the variations in pressure and temperature that refract starlight to create the "twinkling" effect in the night sky. Pentagon Loses War to Zap Airborne Laser From Budget
  • Very high dosage fluphenazine for nonchronic treatment-refractory patients. The Neuropsychiatric Guide to Modern Everyday Psychiatry
Enhance Your English Writing Skills
Fix common errors and boost your confidence in every sentence.
Get started
for free
Enhance Your English Writing Skills
  • The largest siderostat in the world is the Paris 50-inch refractor, which formed the chief attraction of the Palais d'Optique at the Exhibition of 1900. A Popular History of Astronomy During the Nineteenth Century Fourth Edition
  • At another time it might have been a pretty journey, the hills just turning the colors of pumpkin and hay and pomegranate and the skies depthless and clear, but now everywhere one looked most of the trees had been felled for fuel and there was only a hazy, oppressive brightness refracted from the shorn hillsides. Excerpt: The Surrendered by Chang-rae Lee
  • K. Sakthivel of the Astronomy Club said that the group of observers used a 60 mm refractor to project the image of the sun upon a flat surface where it could be viewed comfortably.
  • Each of us observes the world and the people with whom we come in contact through a lens refracted by our own upbringing, experiences and prejudices.
  • Abbe Rochon, who discovered the double refracting power in some of the natural crystals, had lately made a telescope with the metal called platina, which, while it is as susceptible of as perfect a polish as the metal heretofore used for the specula of telescopes, is insusceptible of rust, as gold and silver are. Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson, Volume 1
  • Huygens discovered the law of refraction to derive the focal distances of lenses.
  • That enviably resilient Bayesian model has been cracked, in the eyes of many philosophers, by such refractory phenomena as akrasia or ‘weakness of will.’
  • The athletes were tested for visual acuity, refractive error, oculomotor skills, stereopsis, color vision, contrast sensitivity, eye-hand coordination, eye-foot coordination, and overall ocular health.
  • In WS, the three PAI loci are highly refractory to cleavage by either HpaII or MspI, diagnostic of dense CG and CCG methylation of the recognition site.
  • They are generally so refractory, self-conceited, obstinate, so firmly addicted to that religion in which they have been bred and brought up, that no persuasion, no terror, no persecution, can divert them. Anatomy of Melancholy
  • Nonetheless, the refractometer is a great tool, and I'm thinking about getting one. Other Kitchens
  • In refractory cases, monounsaturated fats may replace carbohydrates, but weight and lipid profile should be closely monitored.
  • The excimer laser ablation nomogram controls the relative distribution of the refraction correction into one or more zones.
  • The photorefractive creates an index grating that couples light from one beam to another effectively compensating for any less than stellar phase-front negating any need for complicated optical alignment, spatial filtering, and columniation.
  • Lowell established an observatory on Mars Hill in Arizona and the telescope he used - a superb Brashear refractor - has been sitting here, unused, for years.
  • Visibility is affected by the plankton levels and thermoclines that refract the light so that an otherwise perfect image can get a woolly edge.
  • People suffering from refractive errors have to wear corrective lenses if they want to see things clearly.
  • Oxides are formed by direct oxidation in air, by reaction with water vapor, or by aluminothermic reaction with oxides of other metals, such as iron or silicon, contained in tools and refractories.
  • This, in turn, renders cells refractory to subsequent infection by the same or other viruses that use the CD4 receptor for entry; thus creating a state of super-infection immunity.
  • Newton applied the Method of Analysis to induce the explanatory principle that sunlight comprises rays of differing colours, and that each colour is refracted by the prism through a characteristic angle.
  • Does the downregulation of the FGF23 signaling pathway in hyperplastic parathyroid glands contribute to refractory secondary hyperparathyroidism in CKD patients Naturejobs - All Jobs
  • A fundamental property called the refractive index governs the amount of light a material reflects, as well as other optical properties such as diffraction, refraction, and the speed of light inside the material. The World’s Blackest Material | Impact Lab
  • It was a beautifully worked out theory and explained most of the observed phenomena of light such as reflection, refraction, diffraction etc.
  • * The effect of this little bit of science may be thus stated -- Men for two years had been punished as refractory for not making all day two thousand revolutions per hour of a 15 lb. crank, when all the while it was a _45 lb. crank_ they had been vainly struggling against all day. It Is Never Too Late to Mend
  • The optical path difference is directly proportional to the cosine of the angle of refraction through the coating.
  • Now the question suggests itself, as to whether it is possible to reconcile the two theories in relation to the refraction of light by our conception of an atomic and gravitative Aether and Gravitation
  • Through optical spectroscopy, researchers can probe the trapped particle's size, shape, refractive index and chemical composition.
  • Chiron Vision develops and manufactures products for treating progressive eye diseases and for improving cataract and refractive surgery.
  • This was the approach of geometrical optics, which treated light as moving in straight line rays which were reflected or refracted according to simple rules.
  • ROME -- Long-term gout patients should not be considered "refractory" -- and clinicians should not treat them as such -- until uric crystals are dissolved to the point that flares of pain are prevented, a researcher said here. Medicaid and Medicare
  • [10] Photorefractive keratectomy (PRK) was the first kind of corrective eye surgery to involve a laser. CreationWiki - Recent changes [en]
  • In the treatment of ‘gross’ errors of refraction - myopia, astigmatism and hyperopia - LASIK is one of the procedures of choice.
  • Negative refraction implies that a converging lens made from negative-index material should have a concave surface rather than a convex one.
  • Fumed silica is used as a filler in the cement and refractory materials industries, as well as in heat insulation and filling material for synthetic rubbers, polymers and grouts. Silicon
  • If you are happy wearing contact lenses or glasses, you may not want to have refractive surgery.
  • Then I placed another prism behind this second board, so that the light trajected through both the boards might pass through that also, and be again refracted before it arrived at the wall. A History of Science: in Five Volumes. Volume II: The Beginnings of Modern Science
  • In a letter to Mr. Hopkinson, I mentioned to him that the Abbe Rochon, who discovered the double refracting power in some of the natural crystals, had lately made a telescope with the metal called platina, which, while it is as susceptible of as perfect a polish as the metal heretofore used for the specula of telescopes, is insusceptible of rust, as gold and silver are. Memoir Correspondence And Miscellanies
  • According to Pete Clarke, the tour will then explore the ganister loading siding between Three Springs and Saltillo and the path of the now-dismantled spur truck to the former North American Refractories Company quarry above Three Springs.
  • Because bioreductive drugs are activated to form highly effective cytotoxins under hypoxic conditions, they can be used to inactivate hypoxic tumor cells that are refractory to the direct cytotoxicity of hypericin-PDT.
  • He calculated that a material that had a negative permittivity and a negative permeability would also have a negative refractive index.
  • Particularly significant are the jet, amber and quartz items, valued as mortuary goods from prehistoric times onwards for their electrostatic and refractive properties.
  • The material property which changes the speed of light in a material for a particular frequency is called refractive index. Yahoo! Answers: Latest Questions
  • The emphasis is on steel and related metals and on materials involved in processing, such as refractories and slags. R&D Mag - News
  • Treatment may be surgical for muscle imbalance, use of refractive lenses, or patching the normal eye to allow the affected eye to regain strength and vision.
  • As the ultrasound energy is transmitted through the tissue by the sending crystal, some is dissipated, some refracted, and some reflected back to the receiving crystal.
  • The glasses you wear for refractory errors like myopia, hyperopia and presbyopia should not be out of date.
  • They cut glass, they refract light into perfect hearts-and-arrows, and they have superlative fire and brilliance.
  • Seven insertions were located in the retrotransposon array, indicating that the terminal array is not refractory to P-element integrations.
  • The surgeon had to refracture her wrist.
  • At the height of the cold war, a Russian named Victor Veselago took a close look at something called the refractive index. Ars Technica
  • Anna half imagined that the stars were flickering: since there was no atmosphere to refract their light, they were being distorted by cloaking fields. Star Trek The Next Generation®
  • The nine-centimetre Orion refractors are best-suited for viewing the moon, but there's something to be said for being able to do it from the comfort of your plunge pool.
  • The blades provide fast cutting of materials that are extremely hard, dense, and relatively nonabrasive, including very hard structural brick, some refractory brick, and very hard natural stone materials.
  • Of such are the records of auroral displays, parhelions, paraselene, lunar halos, fog bows, irridescent clouds, refracted images of mountains and mirage generally. The Worst Journey in the World Antarctic 1910-1913
  • The sub's golden light warped through thick cellular membranes with a peculiar refraction, like interference between two layers of glass. VITALS
  • In particular, this initial work has demonstrated the enormous potential for a new generation of lenses, which function, of course, by refracting the rays of incident waves.
  • With SM-28 single mode fiber as the leading fibers, depth of modulation (DM) and coupling efficiency (CE) are calculated with relation to core radius and refractive index of core and inner cladding.
  • Just schlieren video showing variation in the refractive index of fluids due to changes in density with temperature. WN.com - Articles related to Delhi still battling heat wave
  • Examples include cosmetic surgery, refractive eye surgery, and like it or not, abortion. Brian T. Schwartz: Colorado Amendment 63: Freedom Is Too "Haphazard" for Bell Policy Center
  • Any gas would work, although helium's index of refraction is extremely low. Why the Moon? Here's Why. - NASA Watch
  • Italian astronomer and mathematician; demonstrated that different weights descend at the same rate; perfected the refracting telescope that enabled him to make many discoveries (1564-1642).
  • Coastal Refraction alters the bearings, particularly when bearings are at an oblique angle to the coastline. 6.
  • On the basis of the data acquired by sounding balloon, the influence of the atmospheric model on the calculation of atmospheric refraction was discussed.
  • Although most of the light passes straight through a raindrop, the light at the edges is refracted and then reflected away from the raindrop.
  • Macquer and Lavoisier noted other problems underlying de la Follie's efforts to join colors of light with colors of objects — his description of angles of refraction, for example, and his belief that coloration was due to light refraction from the many small prisms that cover the surface of bodies. The Creation of Color in Eighteenth-Century Europe
  • “Dead-burned dolomite” is a special form of dolomitic lime used in refractories. Lime
  • After randomisation, all children were tested for refractive error with cycloplegic drops to eliminate artefact due to accommodation.
  • In its simplest form, grape sampling might consist of selecting some berries haphazardly from the vineyard and expressing juice into a refractometer to measure sugar content.
  • Photo refractive surgery is another available treatment for hypermetropia, as is laser eye surgery.
  • Hamy in Paris - a series within which there is substantially closer agreement than it has been possible to achieve with normal micrometric observations through the biggest refracting telescopes of the present day. Nobel Prize in Physics 1907 - Presentation Speech
  • The refractive or focusing power of the cornea can be measured with a keratometer.
  • Light at each end of the optical spectrum is dispersed by a different amount, since the refractive index of any medium depends on frequency.
  • The sunset fires, refracted from the cloud-driftage of the autumn sky, bathed the canyon with crimson, in which ruddy-limbed mandronos and wine-wooded manzanitas burned and smoldered. CHAPTER XVII
  • The measurement of refractive index inhomogeneity of optical glass with laser hol lography was presented.
  • The refractometer measures the refractive index of the total soluble solids.
  • The color, light refraction and luminescence is also very important. Eye For Details?
  • Often the fractured platelike secretions and crystalloid forms were associated with refractile spherical particulate debris.
  • The cornea, the pupillary opening within the iris, the lens, and the aqueous and vitreous humor combine to form the refractive media of the eye.
  • The structures refract, or bend, different types of electromagnetic radiation - such as radar, microwaves, or visible light - in ways natural substances can't.
  • According to authorities, normal astronomical phenomena such as a solar halo, or the refraction of water are usually reported during the day.
  • Based on these results it is recommended that that the compensating fusional reserve is always measured first during a refractive routine in order to get a true reading of the compensating fusional reserve.
  • According to Woese and colleagues, the Darwinian threshold is the point in evolutionary history when the three domains, Bacteria, Archaea, and Eukarya, "crystallize" (Woese's term, 1998) their cellular architectures, which then become refractory to HGT. A Disclaimer for Behe?
  • The crystalline lens, which provides approximately 30% of the refractive power, is biconvex and has the ability to change its shape to increase or decrease its focusing power.
  • It seems that the capability for carefully manipulating and combining agents for use in both inotropic and vasodilator actions has improved our ability to manage previously refractory patients.
  • The watch face itself has a carved bezel that resembles a brilliant-cut whopper, each facet refracting the light like a piece of fine jewellery. Times, Sunday Times
  • The wind sculpts them into dramatic shapes; the ice refracts the light and the carvings shine bright, butterfly-wing neon blue from the inside.
  • Just as people have myopia (short sight) and hypermetropia (long sight), Aberropia is another refractive error.
  • In addition, the effects of wavelength, ellipticity and relative refractive index difference on the transmission constant are briefly analyzed.
  • In general, the corrosion rate of the alumina refractory and the chrome refractory in the iron phosphate melts was not higher than their corrosion rate in the DWPF melt.
  • Refractive error is measured in dioptres, and myopia is designated with a minus sign.
  • His discovery of the polarisation of light by reflection was published in 1809 and his theory of double refraction of light in crystals in 1810.
  • If the incidence be vertical, the beam is unrefracted. Six Lectures on Light Delivered In The United States In 1872-1873
  • Your doctor may use a computerized refractor to measure your eyes and estimate the prescription you need to correct a refractive error.
  • On one large, untitled work made from MDF and moulded plywood, a painted beam of light - as if refracted through a prism - seems to shine from one corner to another.
  • After all, in asymmetric conflicts between oppressive regimes and the people whom they oppress, it is no surprise that the authoritarians will try to refract innovations for their agenda. Ari Melber: A Surprising Barrier to Web Organizing: Facebook
  • The results demonstrated that trained nurses and lay screeners achieved similar accuracy rates administering the two automated refractors.
  • The regional variation of ocean depth acts as a lens to refract the waves, just as a lens refracts light.
  • Two types of laser surgery-photorefractive keratectomy (PRK) and laser in situ keratomileusis (LASIK) - are often used to correct refractive errors such as nearsightedness. Gaea Times (by Simple Thoughts) Breaking News and incisive views 24/7
  • SAN FRANCISCO -- Refractive surgery provides good long-term outcomes for children and young teens when lasers are used to correct anisometropia, but problems arise over time after lens implantation, according to separate studies reported here. MedPageToday.com - medical news plus CME for physicians
  • For a furnace with basic refractories, which includes most carbon steel-producing furnaces, the usual slag formers are calcium oxide (CaO, in the form of burnt lime) and magnesium oxide (MgO, in the form of dolomite and magnesite). Archive 2008-03-23
  • The Shield utilises these same principles of refraction to deflect the electromagnetic radiation waves that emanate from even the ‘safe’ monitors.
  • The compact 40mm refractor telescope is been constructed with a special filter called etalon "and the internal blocking filters together removes all the harmful rays of the sun and passes only white light for safe viewing. MyLinkVault Newest Links
  • These traces of identity pass by the spectator in ephemeral moments, reflected, refracted, and distorted, as in a funnyhouse mirror.
  • Prismatic refraction shows us the spectrum flashing out of a sort of nothing, which suggests a possible return into a single all-containing invisible source.
  • To achieve real density would require a volume hologram, made from a photorefractive crystal.
  • The single advantage of refractive systems over their reflective counterparts is an absence of off-axis aberrations.
  • This stone is doubly refracting, exhibiting extremely strong dichroism, especially in the blue and the green varieties. The Chemistry, Properties and Tests of Precious Stones
  • Stacked towers of freshly dusted siliconed bus glass pillars refracted ice blue light and tiny geometrics with their rough edges … the smells of homemade pasta sauce permeated his place. Almond
  • The report provides information on the safety and effectiveness of four types of refractive eye surgery: radial keratotomy, photorefractive keratectomy, laser in situ keratomileusis and intraocular lenses.
  • The most common form of refractive error is nearsightedness; others include farsightedness and astigmatism.
  • Treatment may be surgical for muscle imbalance, use of refractive lenses, or patching the normal eye to allow the affected eye to regain strength and vision.
  • A calculation model of the coefficient of heat transfer between gas and stave body and inlaid refractory is built based on the substitution method of boundary condition.
  • The refractive index was chosen to reproduce dextran concentrations because dextran is hygroscopic.
  • Apart from testing the eye, they supply booklets detailing eye care with particular reference to refractive errors such as myopia, hypermetropia and astigmatism.
  • When the temperature difference is large enough, the warmer air refracts the light and amazing images can be seen.
  • They experimented with devices for the reflection and refraction of light: mosaics were placed in carefully constructed squinches and pendentifs, in curved apses, in domes; even on flat surfaces, curved setting beds were employed.
  • In order to determine the harvest date, both the vineyard manager and the winemaker take many samples a day from throughout the vineyard: He will pick a berry and put it in a device called the refractometer, which tells the sugar levels. A Year of Wine
  • The third Babbitt work was "It Takes Twelve to Tango" 1984, a short, lively version of the Argentine dance, refracted through a dodecaphonic prism. NYT > Home Page
  • Owing to the strong double refraction and the consequent wide separation of the two polarized rays of light traversing the crystal, an object viewed through a cleavage rhombohedron of Iceland-spar is seen double, hence the name doubly-refracting spar. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary"
  • A refractometer, which is a telescope-looking contraption that uses a speck of the fruit's juice to measure the Brix. Serious Eats
  • Italian mathematician and astronomer Galileo Galilei used the first optical telescope, a refractor, in 1610.
  • Although it has long been known that a rainbow is produced by the dispersion of white light through rain droplets via refraction, there is far more to this optical phenomenon than first meets the eye.
  • The experimental procedure, called photo-refractive keratectomy (PRK) and performed only by ophthalmologists, uses a new "excimer" laser to treat moderate degrees of nearsightedness (myopia). A Light For Poor Eyes
  • People do not yet understand that the mirror of art does not reflect life unrefracted. Without Prejudice
  • Gastroesophageal reflux can lead to extraesophageal complications, including laryngitis, chronic cough, refractory asthma and dental erosions.
  • Some parameters such as molar refractivity, frontier orbit energy, dipole moment, atom net charge of triazines were obtained by using the method of quantum-chemistry calculation.
  • Because glass does not transmit infrared radiation very efficiently, refracting telescopes are unsuitable for most kinds of infrared astronomy.
  • Centromeric DNA, being highly repetitive, has been refractory to molecular analysis.
  • Atomic beams can act like light waves and exhibit all of the classic wave effects, like interference and refraction.
  • In the trapped heat of the Apennines, they cling to the refracted possibility that the scarce coolness from the snow-covered peaks will blow over and down.
  • Optical interferometers (and other refractive index sensors) have features that make them versatile platforms for biomolecular sensing.
  • Refractories who refused it were to be ineligible for benefices under the new order.
  • The optical system of a refracting telescope is essentially the as that of a compound microscope.
  • Eyes that are anteriorly or posteriorly shorter than the normal eye size with too little refractive power are hyperopic, or farsighted.
  • It's a laser eye surgery - called photorefractive keratectomy.
  • Whether myopia, hyperopia or astigmatism is present, surgical correction attempts to redirect light rays to accommodate the refractive error.
  • The other refractory plants had to have their ganister hauled in by rail.
  • There are others, of rare occurrence in chains, which have a clear corpuscle, that is to say, a portion more refractive than other parts of the segments, at one of their extremities. The Harvard Classics Volume 38 Scientific Papers (Physiology, Medicine, Surgery, Geology)
  • The medium and small - sized furnace stack gunning with unshaped refractory materials is a new patching technology.
  • Chiron Vision develops and manufactures products for treating progressive eye diseases and for improving cataract and refractive surgery.
  • The presence of 1 dioptre of refractive error reduces Snellen visual acuity to less than 6/12 that is, below the level needed to drive.
  • Sunlight traveling from space into the earth's atmosphere will undergo a large amount of refraction.
  • The steel structure of the kiln is protected from the extreme process heat by a refractory lining.
  • Concave lenses with minus or divergent power correct this refractive error and refocus the light rays on the correct point on the retina.
  • Just under the water sheet, you can see dim grass photographs, two prints coloured to the temperature of glass that glint from one sky refraction to another.
  • This has excellent reflective and refractive properties, and so it is used to make ‘cut’ glass, engraved so as to reflect and refract light.
  • In astigmatism, the refractive power of the eye is different in different meridians.
  • Some compounds of hafnium are also used as refractory substances to line the inside of high-temperature ovens.
  • Glory: Also known as an anthelion (opposite the sun), A glory is produced by light backscattered (a combination of diffraction, reflection and refraction) towards its source by a cloud of uniformly-sized water droplets. Celestial Phenomena
  • An analytical differential refractive index detector was used.
  • It is not known why P-GUS in line 19 was refractory to FLP activity.
  • Another move might have involved challenging some assumption in the protective belt such as those concerning refraction in the earth's atmosphere.
  • For the ancient rabbis, Shekinah glory meant all of the combined attributes of God, distilled in unrefracted, blazing, glorious light. They Smell Like Sheep Volume 2
  • Dispersive instruments use prisms or gratings to separate radiation of different frequencies, by refraction or diffraction.
  • But bending light so that it passes round a region of space and emerges travelling along the same line as it was initially is a difficult trick, requiring an invisibility cloak made from materials with a 'tunable' refractive index. Invisible Man Almost Visible
  • Apart from testing the eye, they supply booklets detailing eye care with particular reference to refractive errors such as myopia, hypermetropia and astigmatism.
  • So too, the addition of a single fact, sometimes, will refract the light of our minds. DOUBTING THOMAS
  • Methods include visual examination, study of the absorption spectrum, and measurement of refractive indices, specific gravity, and thermal conductivities.
  • The properties of refractory brick and thermal insulating brick for hot stove are described respectively.
  • We considered intensity distribution of light focused by a high numerical aperture lens without spherical aberration through a planar interface between materials of mismatch refractive index.
  • Two types of laser surgery-photorefractive keratectomy (PRK) and laser in situ keratomileusis (LASIK) - are often used to correct refractive errors such as nearsightedness. Gaea Times (by Simple Thoughts) Breaking News and incisive views 24/7
  • My investigation counterposes two modes of narrative vision suggested by fictive looks at death: reflective and refractive.
  • As a result, more than half of the kyanite consumed is used in refractories for the production of steel. Kyanite
  • It is the excellent raw material for the brick making and the unshaped refractory material making.
  • The clinical manifestations contain hemorrhage, refractory headache, and epilepsy etc, part of the patients show progressive hemiparalysis due to long-term intracephalic steal blood.
  • Concave lenses with minus or divergent power correct this refractive error and refocus the light rays on the correct point on the retina.
  • Three days after admission, the patient died of refractory arrhythmia and respiratory failure.
  • Smith and Jones independently seek to confirm the newly formulated law of refraction.
  • The light from the open window glinted off every angle and gave the appearance that the blade itself was shimmering as it sent rainbows of refracted light across the room.
  • The dioptric power of this liquid lens depends on the refractive indices of the materials and the radius of curvature of the interface.
  • Chut! chut!" says her gossip, Madelaine Manget, and she gives at the same time a pat to a refractory chicken. Lippincott's Magazine, Volume 11, No. 26, May, 1873
  • In all cases with exogenous DNA inserted into the SalI, SphI, or ClaI site, we find that genomic insertions are largely refractory to mobilization by the active Mos1 transposase.
  • This formula is accompanied by another which makes it possible to deduce the refractive index of a chemical compound from its composition, admittedly only in rough approximation as was possible earlier with the aid of certain empirical formulae. Hendrik A. Lorentz - Nobel Lecture
  • The dream is the mirror of mind, it can refract an everybody's heart road rain distance.
  • One alternative for 126 nm is to eliminate refractive or catadioptric designs and instead use an all-reflective approach.
  • Mr Mills said KCM had for the past year been carrying out tests to determine the economic value of the dumped refractory ores in an effort to recover and process the hundreds of tonnes of copper.
  • The eserine has so depressed the action of the esterase at the nerve endings, that the acetylcholine liberated by a single nerve volley lingers there, and reexcites the muscle at each emergence from successive refractory periods, until the concentration falls at last below the stimulation threshold. Sir Henry Dale - Nobel Lecture
  • Although strongly doubly refracting, the hyacinth shows scarcely any dichroism and thus lacks variety of color. A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • Initial therapy of patients with large tumor masses has been complicated by large releases of intracellular potassium with resultant refractory hyperkalemia.
  • Refractive error not associated with amblyopia principally includes myopia and hyperopia.
  • Metamaterial research is an emerging field that uses manmade substances to alter the way materials refract light or electromagnetic radiation.
  • I remember as a child seeing them through my small backyard refractor and it was unmistakable.
  • The condensation of iron metal alloy and magnesian silicates (MgSiO 3, enstatite, and Mg 2 SiO 4, forsterite) divides the refractory elements from the moderately volatile elements.
  • It principally manifests itself as an increase of the dark adaptation threshold, nystagmus, and often moderate to high short sightedness, although the refractive state may be long sighted or normal.
  • For al-Battani refraction had little effect on his meridian observations at the winter solstice because, at his more southerly site of ar-Raqqah, the sun was higher in the sky.
  • He related the amount of refraction of light, or diffraction of light, to its wavelength.
  • Objective: To investigate the feasibility of lamellar keratoplasty combined with photorefractive keratectomy(PRK) and phototherapeutic keratectomy(PTK)and provide theoretical basis for clinical study.
  • It's time to checkmate this illiterate bottom-feeder and show him that if you've read any of the refractory slop that he has concocted, you'll unmistakably recall his description of his plan to bring about a wonderland of larrikinism. White Mob Disrupts Black Meeting
  • The nation is concerned now that history ambient condition, outcome sum product settles, and and be a real environment, conditional more important one kind of refraction reporting.
  • The utility model relates to a refractory layer anchoring part, in particular to an anchoring part for the sleeve on lime kiln.
  • Yes he has actually, although it's a refractor, not one of the more modern reflectors and I --- oh really Ed. RESCUING ROSE
  • By shooting jets or bullets of water, and correcting for light refraction, archerfishes knock insects down to the water surface and quickly consume them.
  • Patients with severe, refractory celiac sprue are at an increased risk of developing intestinal T-cell lymphoma.
  • But his wife and friend refused to take part in applying to private interests the money taken by armed force from the Receiver's offices and the couriers and post-carriages of the government, -- money taken, as they thought, justifiably by the rules of war to pay the regiments of 'refractories' and Chouans, and purchase the arms and ammunition with which to equip them. The Brotherhood of Consolation
  • This phenomenon, called refraction, is readily observable when a straw placed into a glass of water appears to be bent or broken. Semiconductor Structure Bends Light ‘Wrong’ Way | Impact Lab

Report a problem

Please indicate a type of error

Additional information (optional):