What's the difference between emission and spectrum?

Emission


Definition:

  • (n.) The act of sending or throwing out; the act of sending forth or putting into circulation; issue; as, the emission of light from the sun; the emission of heat from a fire; the emission of bank notes.
  • (n.) That which is sent out, issued, or put in circulation at one time; issue; as, the emission was mostly blood.

Example Sentences:

  • (1) The assembly reaction is accompanied by characteristic changes in fluorescence emission and dichroic absorption.
  • (2) In London, diesel emissions are now so bad that on several days earlier this summer, children, older people and vulnerable adults were warned not to venture outside .
  • (3) "It has done so much to educate people about low emissions cars.
  • (4) Large emission intensity fluctuations are observed from analyte species in inductively coupled plasmas.
  • (5) They argue that the US, the world's largest producer of greenhouse gases per capita (China recently surpassed us in sheer volume), needs to lead the fight to limit carbon emissions, rather continuing to block global treaties as it has done in the past.
  • (6) The spatial resolution of a NaI(T1), 25 mm thick bar detector designed for use in positron emission tomography has been studied.
  • (7) The optical efficiencies are similar and depend on the match of the excitation characteristics of the stain with the emission spectra of the light source.
  • (8) At our current rate, which is 10 gigatons of carbon a year, we have 27 years left, after which time carbon emissions would need to cease.
  • (9) The behavior and effects of atmospheric emissions in soils and plants are discussed.
  • (10) Several images of cerebral blood flow were recorded during inhalation of carbon-15-labelled carbon dioxide by positron emission tomography in four patients with essential tremor and four normal controls.
  • (11) The statistics underline the significant strides being taken by the industry to meet a government drive to reduce Britain's carbon emissions, although the scale of renewable energy subsidies remains controversial.
  • (12) The present analysis concentrates on the utilization of low-energy proton accelerators of several hundred kilovolts for particle-induced X-ray emission microanalysis.
  • (13) A fortnight ago the two countries signed a US$27 million deal to tackle deforestation on the island of Sumatra - a key problem in Indonesia where 80 per cent of emissions come from deforestation, both by legal and illegal loggers.
  • (14) The agreement, hailed as a "landmark" deal and a breakthrough by politicians and the green lobby alike, came before a crucial EU summit opening in Brussels tomorrow at which 27 prime ministers and presidents are supposed to finalise an ambitious package to cut greenhouse gas emissions by 20% by 2020.
  • (15) Fluorescence (excitation 360 nm, emission 454 nm) generation in glycated albumin was investigated.
  • (16) Results obtained from a such study are here compared with levels obtained from a comparative determination of the metals in the mosses by three other techniques: Differential pulse anodic stripping voltammetry (DPASV), Direct current plasma (atomic emission) spectroscopy (DCPS) and X-ray fluorescence (XRF) spectroscopy.
  • (17) Speaking at The Carbon Show in London today, Philippe Chauvancy, director at climate exchange BlueNext, said that the announcement last week that it is to develop China's first standard for voluntary emission reduction projects alongside the government-backed China Beijing Environmental Exchange, could lay the foundations for a voluntary cap-and-trade scheme.
  • (18) 94 subjects, 64 with cerebral ischemia of varying severity and outcome, and 30 controls were studied with technetium-99m hexamethyl propylenamino oxime single photon emission computed tomography in order to evaluate the suitability of this technique in the assessment of cerebral ischemia.
  • (19) Pyridinoline was isolated from the cross-linked peptide by preparative amino acid analysis and reversed-phase HPLC and identified by its ultraviolet absorption spectra, its fluorescence excitation and emission spectra and, for the first time, its time-of-flight secondary ion-mass spectrum.
  • (20) In the US, electricity accounts for 39% of emissions – and 75% of that is contributed by coal.

Spectrum


Definition:

  • (n.) An apparition; a specter.
  • (n.) The several colored and other rays of which light is composed, separated by the refraction of a prism or other means, and observed or studied either as spread out on a screen, by direct vision, by photography, or otherwise. See Illust. of Light, and Spectroscope.
  • (n.) A luminous appearance, or an image seen after the eye has been exposed to an intense light or a strongly illuminated object. When the object is colored, the image appears of the complementary color, as a green image seen after viewing a red wafer lying on white paper. Called also ocular spectrum.

Example Sentences:

  • (1) Hypothyroidism complicated by spontaneous hyperthyroidism is an interesting but rare occurrence in the spectrum of autoimmune thyroid disorders.
  • (2) Along the spectrum of loyalties lie multiple loyalties and ambiguous loyalties, and the latter, if unresolved, create moral ambiguities.
  • (3) As May delivered her statement in the chamber, police helicopters hovered overhead and a police cordon remained in place around Westminster, but MPs from across the political spectrum were determined to show that they were continuing with business as usual.
  • (4) The reference library used in the operation of a computerized search program indicates the closest matches in the reference library data with the IR spectrum of an unknown sample.
  • (5) This transient paresis was accompanied by a dramatic fall in the MFCV concomitant with a shift of the power spectrum to the lower frequencies.
  • (6) Achilles tendon overuse injuries exist as a spectrum of diseases ranging from inflammation of the paratendinous tissue (paratenonitis), to structural degeneration of the tendon (tendinosis), and finally tendon rupture.
  • (7) Symptoms consistent with major affective disorder were present in one half and depressive spectrum diagnoses were made in one fourth of the cases prior to final diagnosis.
  • (8) The power spectrum of the EMG was analyzed during isometric contractions of the shoulder muscles.
  • (9) However, two methodologic factors might account for the covariation of these 'schizophrenia spectrum' personality traits and measures of brain function.
  • (10) The spectrum of one of these species ressembles that of a N(5)-C(4a) dihydroflavin adduct.
  • (11) Cefuzoname seems to be among the middle ranks of beta-lactam agents as far as penetration rate is concerned; however, when its potent antibacterial activity and broad spectrum are taken into account, the concentrations in CSF in patients with meningitis seem worth examining.
  • (12) (Tokyo) 58, 227), yields a protein mixture that has a time-dependent 13C-NMR spectrum.
  • (13) Respiratory muscle endurance at a given level of load was assessed from the time of exhaustion and from the time course of the change in the power spectrum (centroid frequency) of the diaphragm electromyogram (EMG).
  • (14) Sodium taurolithocholate, a monohydroxy bile salt, does not affect the CD spectrum of CEase, and neither the di- or the monohydroxy bile salt activates the enzyme.
  • (15) Broad-based secular comprehensives that draw in families across the class, faith and ethnic spectrum, entirely free of private control, could hold a new appeal.
  • (16) Starting from the observation that the part above 6 Hz of the power spectrum of force tremor during isometric contractions can be related to the unfused twitches of motor units firing asynchronously, an attempt was made to study the usefulness of force tremor spectral analysis as a global descriptor of motoneurone pool activity.
  • (17) This technique may help to a better understanding of the spectrum of abnormalities in each type of neurofibromatosis, thus facilitating the evaluation of this complex condition.
  • (18) An unusual spectrum of craniofacial and foot abnormalities has been detected within a large midwestern Amish kindred.
  • (19) No new peak appears in the ultraviolet spectrum (240 approximately 300 nm) while mycobacillin is inactivated.
  • (20) The sequential resonance assignment of the 1H NMR spectrum of the antihypertensive and antiviral protein BDS-I from the sea anemone Anemonia sulcata is presented.