| scholarly article | Q13442814 |
| P50 | author | Jochen Schmitt | Q43271763 |
| Hubertus Fischer | Q43271773 | ||
| Melanie Behrens | Q58101284 | ||
| Ingeborg Levin | Q92722857 | ||
| P2093 | author name string | Michael Bock | |
| Klaus-Uwe Richter | |||
| Ulrike C Richter | |||
| P2860 | cites work | Unexpected changes to the global methane budget over the past 2000 years. | Q31003932 |
| Orbital and millennial-scale features of atmospheric CH4 over the past 800,000 years | Q31155450 | ||
| Changing boreal methane sources and constant biomass burning during the last termination | Q43532575 | ||
| New guidelines for delta13C measurements | Q44918627 | ||
| High-precision continuous-flow measurement of delta13C and deltaD of atmospheric CH4. | Q46393578 | ||
| Isotope-ratio-monitoring gas chromatography-mass spectrometry | Q56698093 | ||
| Methane consumption in aerated soils of the temperate zone | Q56771627 | ||
| Changing concentration, lifetime and climate forcing of atmospheric methane | Q56771632 | ||
| Relative contributions of greenhouse gas emissions to global warming | Q56772372 | ||
| CH4sources estimated from atmospheric observations of CH4and its13C/12C isotopic ratios: 1. Inverse modeling of source processes | Q57242269 | ||
| Supporting evidence from the EPICA Dronning Maud Land ice core for atmospheric CO2 changes during the past millennium | Q58083605 | ||
| P433 | issue | 20 | |
| P921 | main subject | methane | Q37129 |
| ice core | Q258914 | ||
| P304 | page(s) | 3261-3269 | |
| P577 | publication date | 2008-10-01 | |
| P1433 | published in | Rapid Communications in Mass Spectrometry | Q3419582 |
| P1476 | title | A gas chromatography/combustion/isotope ratio mass spectrometry system for high-precision delta13C measurements of atmospheric methane extracted from ice core samples | |
| P478 | volume | 22 |
| Q38268039 | 'Extreme mass spectrometry': the role of mass spectrometry in the study of the Antarctic environment |
| Q39671190 | Automated simultaneous measurement of the δ(13) C and δ(2) H values of methane and the δ(13) C and δ(18) O values of carbon dioxide in flask air samples using a new multi cryo-trap/gas chromatography/isotope ratio mass spectrometry system |
| Q45168841 | Fully automated, high-throughput instrumentation for measuring the δ13C value of methane and application of the instrumentation to rice paddy samples |
| Q43580347 | Simultaneous characterization of methane and carbon dioxide produced by cultured methanogens using gas chromatography/isotope ratio mass spectrometry and gas chromatography/mass spectrometry |
| Q43191440 | Stable carbon and hydrogen isotope analysis of methyl tert-butyl ether and tert-amyl methyl ether by purge and trap-gas chromatography-isotope ratio mass spectrometry: method evaluation and application |
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