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- Parent [M+H](superscript +) ion was produced by splitting argon with anode gas ionization source. 監測極限、回收率、線(xiàn)性相關(guān)性、重現性等有效參數都得以側定。
- Based on extensive research of literature, the feasibility of using ambient flame as ionization source of mass spectrometry is studied theoretically. 在文獻調研的基礎上,對常壓火焰用做質(zhì)譜電離源的可行性作了理論上的探討。
- Detecting negative ions by thermal ionization mass spectrometer (TIMS) was one of the most important hot spots in the mass spectrometry field. 用熱電離質(zhì)譜儀檢測負離子,因技術(shù)上的原因,一直是國際質(zhì)譜界關(guān)注的熱點(diǎn)問(wèn)題之一。近幾年來(lái),在此領(lǐng)域的探索取得突破,發(fā)展迅速。
- Trace amount, a method for detect trace amount substance, such as toluene, using an ion mobility spectrometer equipped with a laser ionization source, is researched. 摘要以對痕量甲苯的檢測為例，研究了以激光作為電離源的離子遷移譜對痕量物質(zhì)進(jìn)行檢測的方法。
- The measurement method of the isotopic abundance ratios for the nanogram samarium was performed by Finnigan MAT 262-RPQ thermal ionization mass sepctrometer. 本文簡(jiǎn)介了使用Finnigan MAT 262熱電離質(zhì)譜儀對超微量釤天然同位素豐度比的精密測定。
- The fundamental principle of ion mobility spectrometry and the recent progress in ionization source,miniaturization,Chiral separation,tandem use with GC and MS were summarized. 簡(jiǎn)要介紹離子遷移譜的基本原理、離子遷移率理論,以及離子遷移譜儀的最新研究進(jìn)展;
- Abstract The technique of Negative Thermal Ionization (NTI) and its applications to analyze various trace anions, as well as some measured results have been reviewed in this paper. 摘要 本文介紹負熱電離技術(shù)及其在各種負離子分析中應用和某些測定結果。
- Electrospray-assisted laser desorption ionization (ELDI), a combination of electrospray ionization and laser desorption, is an ambient ionization source developerd in our laboratory. 摘要電噴灑輔助雷射脫附游離法是一種結合電噴灑游離法及雷射脫附游離法的新式大氣壓力游離法。
- The theory of thermal ionization mass spectrometry has been deeply discussed and the procedures for high-precision measurement of isotopes of lithium,indium and cerium have been established. 該成果對質(zhì)譜中的熱電離理論進(jìn)行了較深入地討論，建立了高精度質(zhì)譜測定鋰銦鈰同位素的方法。
- A VUV soft ionization source was adopted in the mass spectrometer, which can avoid the formation of fragment ions and analyze volatile organic compounds in ambient air without pre-separation. 儀器采用了軟電離方式,避免了碎片離子峰的形成,便于對污染環(huán)境中揮發(fā)性有機物的解析。
- atmospheric pressure thermal dissociation chemical ionization source 常壓熱解化學(xué)電離
- thermal ionization mass spectrometer 熱電離質(zhì)譜儀
- thermal ionization mass spectrometry 熱電離同位素質(zhì)譜
- field ionization source;FI source 場(chǎng)電離源
- thermal ionization mass spectrometry uranium series 熱電離質(zhì)譜鈾系
- chemical ionization source mass spectrometry 化學(xué)電離源質(zhì)譜法
- Thermal ionization mass spectrometry (TIMS) 熱電離質(zhì)譜
- The news comes from a reliable source. 這消息來(lái)自可靠的來(lái)源。
- negative thermal ionization mass spectrometry 負離子熱電離質(zhì)譜法
