What's the difference between amount and quantum?

Amount


Definition:

  • (n.) To go up; to ascend.
  • (n.) To rise or reach by an accumulation of particular sums or quantities; to come (to) in the aggregate or whole; -- with to or unto.
  • (n.) To rise, reach, or extend in effect, substance, or influence; to be equivalent; to come practically (to); as, the testimony amounts to very little.
  • (v. t.) To signify; to amount to.
  • (n.) The sum total of two or more sums or quantities; the aggregate; the whole quantity; a totality; as, the amount of 7 and 9 is 16; the amount of a bill; the amount of this year's revenue.
  • (n.) The effect, substance, value, significance, or result; the sum; as, the amount of the testimony is this.

Example Sentences:

  • (1) Combinations of maximum amounts of glucagon and the cyclic nucleotide did not produce a greater effect than either agent alone.
  • (2) IT can, therefore, be excluded almost with certainty that the meat would contain such large amounts of hormone residues.
  • (3) Quantitative determinations indicate that the amount of PBG-D mRNA is modulated both by the erythroid nature of the tissue and by cell proliferation, probably at the transcriptional level.
  • (4) The amount of stearic acid liberated was much larger than that of arachidonic acid between 30 s and 1 min of ischemia.
  • (5) Paradoxically, each tax holiday increases the need for the next, because companies start holding ever greater amounts of their tax offshore in the expectation that the next Republican government will announce a new one.
  • (6) By 24 hr, rough endoplasmic reticulum in thecal cells increased from 4.2 to 7% of cell volume, while the amount in granulosa cells increased from less than 3.5% to more than 10%; the quantity remained relatively constant in the theca but declined to prestimulation values in the granulosa layer.
  • (7) It has also been used to measure the amount of excision repair performed by non-replicating cells damaged by carcinogens.
  • (8) In addition, KM231 could detect a small amount of the antigen ganglioside in human gastric normal and cancerous mucosa and in gastric cancer cell lines by HPTLC-immunostaining.
  • (9) Significant amounts of 35S-labeled material were lost during the alkali treatment.
  • (10) Only small amounts of 3H oleic acid were converted.
  • (11) It was also shown that after a shock at 44 degrees C teratocarcinoma cells were able to accumulate anomalous amounts of hsp 70 despite hsp 70 synthesis inhibition.
  • (12) In these liposomes, the amounts and molecular states of SL-MDP were determined from ESR spectra and are discussed in connection with its immunopotentiating property.
  • (13) We analyzed the amounts and types of glycosphingolipids (GSLs) from peripheral blood lymphocytes, monocytes, and granulocytes isolated by counter-current elutriation.
  • (14) Lysis of EAC4b,3b cellular intermediates formed to contain a low surface amount of C3b was more inhibited than was lysis of cells formed with a standard amount of C3b on the surface.
  • (15) The level of significance of the statistical estimate of the change in the number of phonoreactive units (its increase due to deprivation) amounts to 92%.
  • (16) At low concentrations of TFIC there is a more or less direct relationship between the amount of the factor and the number of initiated complexes formed.
  • (17) Investigations on the influence of the diuresis effect on the results of quantitative estrogen and human chorionic gonadotropin (HCG) determination revealed that the estrogen values increase with the 24-hour amount of urine.
  • (18) In both experiments, Gallus males were placed on a commercial feed restriction program in which measured amounts of feed are delivered on alternate days beginning at 4 weeks of age.
  • (19) Project grants to selected State and local agencies amounted to about $.8 billion.
  • (20) Malondialdehyde was undetectable in cerebrospinal fluid after subarachnoid placement of agarose alone, although it was present in similar amounts in all groups that received subarachnoid placement of OxyHb.

Quantum


Definition:

  • (n.) Quantity; amount.
  • (n.) A definite portion of a manifoldness, limited by a mark or by a boundary.

Example Sentences:

  • (1) The extreme quenching of the dioxetane chemiluminescence by both microsomes and phosphatidylcholine, as a model phospholipid, implies that despite the low quantum yield (approx.
  • (2) In 1935, Einstein challenged the prevailing interpretation of quantum theory.
  • (3) Why Corporate America is reluctant to take a stand on climate action Read more “We have these quantum leaps,” Friedberg said.
  • (4) The 23Na double-quantum signal was quenched in both the extracellular and the intracellular compartments with increasing concentration of Li in each compartment, along with an increase in the 23Na T1 both intra- and extracellularly.
  • (5) A sound source is commonly spherical, therefore solutions are found for the wave equation in spherical coordinates, giving a precise meaning to the 'azimuthal' and 'magnetic quantum number' analogy.
  • (6) However, from the results of the second study, which included a control group, it was clearly seen that the quantum of boosting or sensitizing effect of the first test as well as that of new sensitization was small over a period of 3-6 months.
  • (7) The quantum leap in integration being mulled will not save Greece, rescue Spain's banks, sort out Italy, or fix the euro crisis in the short term.
  • (8) The fluorescence quantum yield of I in acetonitrile is 0.12 at the emission maximum of 448 nm.
  • (9) Finally, the estimate of the photochemical activity of P-700, based upon the measured fluorescence quantum yield and upon the measured nonradiative losses of excitation energy, was done.
  • (10) Semiemperical quantum chemical calculations have been applied to study the reaction mechanism and mode of inhibition of dihydroorotate dehydrogenase.
  • (11) Americans Stuart Freedman and Jon Clauser and French physicist Alain Aspect were the first to verify quantum entanglement experimentally.
  • (12) The quantum yield of noncyclic photophosphorylation in chloroplasts excited by a series of 8 mus flashes of the saturating intensity displays a two-fold decrease when the flash-frequency is reduced from about 1.1 to about 0.8 s-1, whereas further decrease of flash frequency does not affect the average ATP yield per flash.
  • (13) Absolute quantum yields of 1O2 formation by the conjugates have been determined.
  • (14) The good quantum yield coupled with convenient emission lines in the mercury spectrum allows photographic exposure time of fluorescent labelled sections to be reduced to a quarter of that required for a corresponding FITC conjugate.
  • (15) Shot noise analysis indicated that a combination of intense light and La3+ caused a large (down to zero) reduction in the rate of occurrence of the quantal responses to single photons (quantum bumps) which sum to produce the photoreceptor potential.
  • (16) Complete assignments were obtained for the backbone 1H, 15N and 13C resonances, using three-dimensional heteronuclear 1H NOE 1H-15N multiple-quantum coherence spectroscopy (3D-NOESY-HMQC) and three-dimensional heteronuclear total correlation 1H-15N multiple-quantum coherence spectroscopy (3D-TOCSY-HMQC) experiments on 15N-enriched HPr and an additional three-dimensional triple-resonance 1HN-15N-13C alpha correlation spectroscopy (HNCA) experiment on 13C, 15N-enriched HPr.
  • (17) Two technical developments, the advent of supercomputing as a routine tool in quantum solid-state material science and molecular dynamics on the one hand, and molecular biology on the other hand, have created--perhaps for the first time-the possibility of directly linking a more realistic description of the radiation field to observable events at biomolecular level.
  • (18) The structures of the new compounds were determined by chemical and spectroscopic methods, including two-dimensional nuclear magnetic resonance (2D NMR) techniques, especially 1H-detected heteronuclear multiple-bond multiple-quantum coherence.
  • (19) The constancy of the lifetime-normalized phosphorescence yield with apoazurin and with Trp-314 in alcohol dehydrogenase establishes that the intersystem crossing quantum yield is practically unaffected across the temperature range.
  • (20) They are calibrated or tested against a large body of experimental data, including extended basis set ab initio, quantum mechanical calculations, nuclear magnetic resonance spectroscopic data and dipole moment data for di- and oligopeptides, characteristic ratio data for random coil homopolypeptides, extensive data from peptide solubility studies, and experimental structures of polyalanine fibres and globular proteins.