What's the difference between crystalline and glass?

Crystalline


Definition:

  • (a.) Consisting, or made, of crystal.
  • (a.) Formed by crystallization; like crystal in texture.
  • (a.) Imperfectly crystallized; as, granite is only crystalline, while quartz crystal is perfectly crystallized.
  • (a.) Fig.: Resembling crystal; pure; transparent; pellucid.
  • (n.) A crystalline substance.
  • (n.) See Aniline.

Example Sentences:

  • (1) In addition to the phase diagrams reported here for these two binary mixtures, a brief theoretical discussion is given of other possible phase diagrams that may be appropriate to other lipid mixtures with particular consideration given to the problem of crystalline phases of different structures and the possible occurrence of second-order phase transitions in these mixtures.
  • (2) In 0.17 M Na+(aq), tRNA(Phe) exists in its native conformation and the number of strong binding sites (Ka greater than or equal to 10(4)) was estimated to be 3-4 by titration experiments, in agreement with X-ray structural data for crystalline tRNA(Phe) (Jack et al., 1977).
  • (3) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
  • (4) The advantages of the incision through the pars plana ciliaris are (1) easier approach to the vitreous cavity, (2) preservation of the crystalline lens and an intact iris, and (3) circumvention of the corneal and chamber angle complications sometimes associated with the transcorneal approach.
  • (5) These two crystallins were compared with respect to their native molecular masses, subunit structures, peptide mapping and amino acid compositions in order to establish the identity of each crystallin.
  • (6) Freeze-dried mannitol preparations were shown to be of a crystalline nature.
  • (7) Antigenic properties of crystalline pepsin, trypsin and chymotrypsin were studied in 9 rabbits immunised with these enzymes.
  • (8) X-ray diffraction spectrum of 1:8 coprecipitate (COPPT) showed no crystalline structure of AD.
  • (9) However, significant differences in the formation and melting of the highly crystalline phase were evident between the two polar headgroup stereoisomers.
  • (10) Degradation studies of the crystalline antibiotic, m.p.
  • (11) Crystalline derivatives of the amino sugar i. e. methyleremosaminide and methyl-N,O-acetyleremosaminide (alpha- and beta-anomers) were prepared.
  • (12) A systematic structural comparison of several carp gamma-crystallins with high methionine contents was made by the secondary-structure prediction together with computer model-building based on the established X-ray structure of calf gamma-II crystallin.
  • (13) The lens cell-free system synthesizes in addition to the crystallins, polypeptides which co-electrophorese with lens plasma membrane protein components.
  • (14) Arrhenius plots of the leakage rates showed breaks in the 20-25 degrees C temperature range, which correspond to the gel-liquid crystalline phase transition of the target liposomes.
  • (15) These results suggest that ATP modulates the functional behavior of alpha-crystallin.
  • (16) Because anesthetics transform the solid-gel membrane into a liquid-crystalline state, and because phospholipid membranes display an anomaly in permeability at the phase transition, dimyristoylphosphatidylcholine vesicles were studied at temperatures above the main phase transition to avoid this anomaly.
  • (17) By monitoring the synthesis of specific lens crystallin proteins, and the morphological and cellular changes associated with this differentiated system, we have demonstrated a close correlation between statin expression and cell commitment to the G0 nonreplicative cell cycle state.
  • (18) Developmental regulation of crystallin protein synthesis was observed in rat lenses between embryonic day 19 and postnatal day 21.
  • (19) Bovine lens calf gamma-II crystallin contains five histidine residues at sequence positions 14, 53, 84, 117, and 122.
  • (20) A second crystalline material was observed within cells in the 15,000 X g pellet from spinal fluid.

Glass


Definition:

  • (v. t.) A hard, brittle, translucent, and commonly transparent substance, white or colored, having a conchoidal fracture, and made by fusing together sand or silica with lime, potash, soda, or lead oxide. It is used for window panes and mirrors, for articles of table and culinary use, for lenses, and various articles of ornament.
  • (v. t.) Any substance having a peculiar glassy appearance, and a conchoidal fracture, and usually produced by fusion.
  • (v. t.) Anything made of glass.
  • (v. t.) A looking-glass; a mirror.
  • (v. t.) A vessel filled with running sand for measuring time; an hourglass; and hence, the time in which such a vessel is exhausted of its sand.
  • (v. t.) A drinking vessel; a tumbler; a goblet; hence, the contents of such a vessel; especially; spirituous liquors; as, he took a glass at dinner.
  • (v. t.) An optical glass; a lens; a spyglass; -- in the plural, spectacles; as, a pair of glasses; he wears glasses.
  • (v. t.) A weatherglass; a barometer.
  • (v. t.) To reflect, as in a mirror; to mirror; -- used reflexively.
  • (v. t.) To case in glass.
  • (v. t.) To cover or furnish with glass; to glaze.
  • (v. t.) To smooth or polish anything, as leater, by rubbing it with a glass burnisher.

Example Sentences:

  • (1) The previous year, he claimed £1,415 for two new sofas, made two separate claims of £230 and £108 for new bed linen, charged £86 for a new kettle and kitchen utensils and made two separate claims, of £65 and £186, for replacement glasses and crockery.
  • (2) Human gingival fibroblasts were allowed to attach and spread on bio-glasses for 1-72 h. Unreactive silica glass and cell culture polystyrene served as controls.
  • (3) Retention of platelets from whole blood on glass beads was performed by the method of Bowie.
  • (4) Populations of lymphocytes were separated using glass and nylon wool.
  • (5) Analysis of bond values of glass ionomer added to glass ionomer indicate bond variability and low cohesive bond strength of the material.
  • (6) It was like watching somebody pouring a blue liquid into a glass, it just began filling up.
  • (7) A reference glass, five ceramic materials, and one resin-based composite were tested.
  • (8) The average repetitive yields and initial coupling of proteins spotted or blotted into PVDF membranes ranged between 84-98% and 30-108% respectively, and were comparable with the yields measured for proteins spotted onto Polybrene-coated glass fiber discs.
  • (9) Samples of rockwool and glass fibre were compared with chrysotile fibres for their capacity to hydroxylate 2-deoxyguanosine to 8-hydroxydeoxyguanosine, a reaction that is mediated by formation of hydroxyl radicals.
  • (10) Perfused or immersion-fixed epithalamic tissues, sectioned, and mounted on glass slides were processed through the avidin-biotin immunofluorescence method.
  • (11) Nango's dwellings are built on skis so can be pulled around the beach, and have a glass roof to view the northern lights.
  • (12) His office - with a floor-to-ceiling glass wall offering views over a Bradford suburb and distant moors - is devoid of knick-knacks or memorabilia.
  • (13) Three brands of glass ionomer were applied to prepared dentin surfaces of extracted human molars, after one of four treatments with polyacrylic acid.
  • (14) At the bottom is a tiny harbour where cafe Itxas Etxea – bare brick walls and wraparound glass windows – is serving txakoli, the local white wine.
  • (15) When Vladimir Putin kicks back on New Year's Eve with a glass of Russian-made champagne, and reflects on the year behind him, he is likely to feel rather pleased with himself at the way his foreign policy initiatives have gone in 2013.
  • (16) When used in snail neurones such electrodes gave very similar pHi values to those recorded simultaneously by recessed-tip glass micro-electrodes.
  • (17) Cells dissociated from 6-day rat cerebellum were seeded on glass coverslips coated with polylysine on one half and hyaluronectin on the other.
  • (18) These results confirmed that 'punctuated' labeling was not an artefact due to a distortion of the cell's shape by having been dried on glass slides.
  • (19) At one, in the Gun and Dog pub in Leeds on Tuesday, a witness described how the meeting descended into chaos when one of the rebels smashed a glass and threatened to attack Griffin supporter Mark Collett.
  • (20) Dissociated culture of adult mouse dorsal root ganglion cells on glass plates, on which grating-associated microstructures (a repetition of microgrooves [mGRV] and microsteps [mSTP] of 0.1-10 micron) are fabricated by the conventional lithographic techniques, represents a remarkable bi-directional growth of their nerve fibers in the axial direction of the grating.