Matches in DBpedia 2016-04 for { <http://wikidata.dbpedia.org/resource/Q70906> ?p ?o }
- Q70906 subject Q8548866.
- Q70906 abstract "Template:ForInfrared spectroscopy (IR spectroscopy or Vibrational Spectroscopy) is the spectroscopy that deals with the infrared region of the electromagnetic spectrum, that is light with a longer wavelength and lower frequency than visible light. It covers a range of techniques, mostly based on absorption spectroscopy. As with all spectroscopic techniques, it can be used to identify and study chemicals. For a given sample which may be solid, liquid, or gaseous, the method or technique of infrared spectroscopy uses an instrument called an infrared spectrometer (or spectrophotometer) to produce an infrared spectrum. A basic IR spectrum is essentially a graph of infrared light absorbance (or transmittance) on the vertical axis vs. frequency or wavelength on the horizontal axis. Typical units of frequency used in IR spectra are reciprocal centimeters (sometimes called wave numbers), with the symbol cm−1. Units of IR wavelength are commonly given in micrometers (formerly called "microns"), symbol μm, which are related to wave numbers in a reciprocal way. A common laboratory instrument that uses this technique is a Fourier transform infrared (FTIR) spectrometer. Two-dimensional IR is also possible as discussed below.The infrared portion of the electromagnetic spectrum is usually divided into three regions; the near-, mid- and far- infrared, named for their relation to the visible spectrum. The higher-energy near-IR, approximately 14000–4000 cm−1 (0.8–2.5 μm wavelength) can excite overtone or harmonic vibrations. The mid-infrared, approximately 4000–400 cm−1 (2.5–25 μm) may be used to study the fundamental vibrations and associated rotational-vibrational structure. The far-infrared, approximately 400–10 cm−1 (25–1000 μm), lying adjacent to the microwave region, has low energy and may be used for rotational spectroscopy. The names and classifications of these subregions are conventions, and are only loosely based on the relative molecular or electromagnetic properties.".
- Q70906 thumbnail Bromomethane_IR_spectroscopy.svg?width=300.
- Q70906 wikiPageExternalLink cre_index.cgi?lang=eng.
- Q70906 wikiPageExternalLink pahdb.
- Q70906 wikiPageExternalLink pictorial-guide-to-interpreting-infrared-spectra.
- Q70906 wikiPageExternalLink irspec1.htm.
- Q70906 wikiPageExternalLink www.spectralcalc.com.
- Q70906 wikiPageExternalLink ir.html.
- Q70906 wikiPageWikiLink Q1.
- Q70906 wikiPageWikiLink Q1028259.
- Q70906 wikiPageWikiLink Q1074953.
- Q70906 wikiPageWikiLink Q11141463.
- Q70906 wikiPageWikiLink Q11388.
- Q70906 wikiPageWikiLink Q11629.
- Q70906 wikiPageWikiLink Q11652.
- Q70906 wikiPageWikiLink Q11680018.
- Q70906 wikiPageWikiLink Q12458.
- Q70906 wikiPageWikiLink Q127920.
- Q70906 wikiPageWikiLink Q127995.
- Q70906 wikiPageWikiLink Q133139.
- Q70906 wikiPageWikiLink Q13553575.
- Q70906 wikiPageWikiLink Q1427863.
- Q70906 wikiPageWikiLink Q161179.
- Q70906 wikiPageWikiLink Q16744.
- Q70906 wikiPageWikiLink Q170409.
- Q70906 wikiPageWikiLink Q172858.
- Q70906 wikiPageWikiLink Q174211.
- Q70906 wikiPageWikiLink Q1751859.
- Q70906 wikiPageWikiLink Q1755454.
- Q70906 wikiPageWikiLink Q1777507.
- Q70906 wikiPageWikiLink Q18746443.
- Q70906 wikiPageWikiLink Q188463.
- Q70906 wikiPageWikiLink Q192510.
- Q70906 wikiPageWikiLink Q2025.
- Q70906 wikiPageWikiLink Q204913.
- Q70906 wikiPageWikiLink Q2095.
- Q70906 wikiPageWikiLink Q216906.
- Q70906 wikiPageWikiLink Q231218.
- Q70906 wikiPageWikiLink Q2314.
- Q70906 wikiPageWikiLink Q23548.
- Q70906 wikiPageWikiLink Q2379331.
- Q70906 wikiPageWikiLink Q2546.
- Q70906 wikiPageWikiLink Q2572687.
- Q70906 wikiPageWikiLink Q2607202.
- Q70906 wikiPageWikiLink Q261967.
- Q70906 wikiPageWikiLink Q3.
- Q70906 wikiPageWikiLink Q300035.
- Q70906 wikiPageWikiLink Q3151013.
- Q70906 wikiPageWikiLink Q323.
- Q70906 wikiPageWikiLink Q3489716.
- Q70906 wikiPageWikiLink Q3492913.
- Q70906 wikiPageWikiLink Q3686031.
- Q70906 wikiPageWikiLink Q3840065.
- Q70906 wikiPageWikiLink Q407212.
- Q70906 wikiPageWikiLink Q407688.
- Q70906 wikiPageWikiLink Q411713.
- Q70906 wikiPageWikiLink Q4117675.
- Q70906 wikiPageWikiLink Q413374.
- Q70906 wikiPageWikiLink Q41364.
- Q70906 wikiPageWikiLink Q413828.
- Q70906 wikiPageWikiLink Q416523.
- Q70906 wikiPageWikiLink Q422819.
- Q70906 wikiPageWikiLink Q44559.
- Q70906 wikiPageWikiLink Q4480008.
- Q70906 wikiPageWikiLink Q47574.
- Q70906 wikiPageWikiLink Q4781607.
- Q70906 wikiPageWikiLink Q483666.
- Q70906 wikiPageWikiLink Q48498.
- Q70906 wikiPageWikiLink Q495304.
- Q70906 wikiPageWikiLink Q500256.
- Q70906 wikiPageWikiLink Q5434481.
- Q70906 wikiPageWikiLink Q5442463.
- Q70906 wikiPageWikiLink Q5468723.
- Q70906 wikiPageWikiLink Q550046.
- Q70906 wikiPageWikiLink Q556.
- Q70906 wikiPageWikiLink Q5659246.
- Q70906 wikiPageWikiLink Q599037.
- Q70906 wikiPageWikiLink Q623.
- Q70906 wikiPageWikiLink Q633824.
- Q70906 wikiPageWikiLink Q6478447.
- Q70906 wikiPageWikiLink Q6520159.
- Q70906 wikiPageWikiLink Q660819.
- Q70906 wikiPageWikiLink Q670.
- Q70906 wikiPageWikiLink Q674484.
- Q70906 wikiPageWikiLink Q677864.
- Q70906 wikiPageWikiLink Q6934838.
- Q70906 wikiPageWikiLink Q7068196.
- Q70906 wikiPageWikiLink Q70906.
- Q70906 wikiPageWikiLink Q7144654.
- Q70906 wikiPageWikiLink Q7187922.
- Q70906 wikiPageWikiLink Q7226547.
- Q70906 wikiPageWikiLink Q738628.
- Q70906 wikiPageWikiLink Q7485453.
- Q70906 wikiPageWikiLink Q749601.
- Q70906 wikiPageWikiLink Q763192.
- Q70906 wikiPageWikiLink Q7804835.
- Q70906 wikiPageWikiLink Q79529.
- Q70906 wikiPageWikiLink Q81163.
- Q70906 wikiPageWikiLink Q850283.