標(biāo)題: Titlebook: Applications of the Newer Techniques of Analysis; Ivor L. Simmons,Galen W. Ewing Book 1973 Springer Science+Business Media New York 1973 a [打印本頁(yè)] 作者: 誤解 時(shí)間: 2025-3-21 19:48
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作者: confide 時(shí)間: 2025-3-21 21:21
Recent Developments in Arc Emission Spectroscopy: Introductory Remarks,gy of arc spectrochemistry. Why, in the first place, is a symposium on arc emission spectroscopy necessary? Figure 1 provides some idea of the reason. Plotted in the figure are the number of publications cited in spectrochemical analysis each year for the past 52 years. The curve on the left is take作者: 實(shí)施生效 時(shí)間: 2025-3-22 02:46
Advances in the Static-Argon, Dc-Arc Spectrochemical Source,onsists of a dc current arc in a static-argon gas chamber. Figure 1 is a photograph of a typical spectrochemical analysis system. This unit is in operation at the University of Colorado Medical Center in Denver, Colorado, under the direction of Michael Hambidge, M.D. It employs a standard Jarrell-As作者: 消息靈通 時(shí)間: 2025-3-22 05:25 作者: rheumatism 時(shí)間: 2025-3-22 11:36 作者: Dissonance 時(shí)間: 2025-3-22 13:01
Determination of Composition of Solid Solutions Using X-Ray Diffraction Techniques,ry properties of the atoms that allow them to form these solutions often make it difficult to distinguish between them by chemical means. Even most physical analytical techniques have difficulty distinguishing among a physical mixture, a solid solution or a mixture of the two. This paper will be lim作者: 引起 時(shí)間: 2025-3-22 19:20
,NMR of Less-Sensitive Spin — 1/2 Nuclei, among the naturally abundant representative and outer transition elements, possesses no isotope with a nuclear magnetic moment. Magnetic nuclei have properties that fall conveniently into two classes according to the magnitude of nuclear spin. Those with spins greater than one-half (shown hatched i作者: DUST 時(shí)間: 2025-3-23 00:48 作者: 協(xié)議 時(shí)間: 2025-3-23 03:17
Liquid Chromatography of Metal-Organic Complexes, by gas chromatography (GC) (.–.). For example, metals can be converted into neutral, volatile ?-diketonates and analyzed by GC; fluorinated ligands are usually employed for chelation (.–.). Likewise, it has been shown that volatile arene metal carbonyls can be satisfactorily separated and determine作者: falsehood 時(shí)間: 2025-3-23 06:50
Liquid Chromatography: Its Use as an Analytical Tool in the Pharmaceutical Laboratory,atories. This is not the case. Basically, we, as all others, are confronted with the problem: How is a component isolated from interferences for its ultimate measurement? The primary difference which exists between the pharmaceutical laboratory and that of a basic chemical industry, is the degree to作者: 非實(shí)體 時(shí)間: 2025-3-23 13:33
Column Packings and Efficiency in High Pressure Liquid Chromatography,fect of particle size on efficiency at high carrier velocity. It has now become an accepted principle that the way to achieve high speed in liquid chromatography is to use small particle diameter packing (1, 2, 3). Since the principle was first reported by such early workers as Huber (4), Snyder (5)作者: 地殼 時(shí)間: 2025-3-23 15:23 作者: 重畫(huà)只能放棄 時(shí)間: 2025-3-23 20:01 作者: 挖掘 時(shí)間: 2025-3-23 22:57
Factors Affecting the Reproducibility in Pyrolysis Gas Chromatography (PGC),and PGC’s utility. Normalized pyrograms obtained under standard conditions could be compiled and used as reference spectra. The accumulation of compiled reference data will permit the deduction of modes of thermal fragmentation which, in turn, could be used for interpretation of new pyrograms not li作者: 弄皺 時(shí)間: 2025-3-24 03:25 作者: 短程旅游 時(shí)間: 2025-3-24 08:50 作者: 空氣傳播 時(shí)間: 2025-3-24 13:16 作者: Arboreal 時(shí)間: 2025-3-24 17:04 作者: Ligament 時(shí)間: 2025-3-24 21:08 作者: Palpable 時(shí)間: 2025-3-25 01:50 作者: grenade 時(shí)間: 2025-3-25 05:16 作者: 蝕刻 時(shí)間: 2025-3-25 10:08 作者: Pigeon 時(shí)間: 2025-3-25 11:50 作者: 我悲傷 時(shí)間: 2025-3-25 17:42 作者: 蔑視 時(shí)間: 2025-3-25 22:23
https://doi.org/10.1007/978-3-319-75690-5ubstances, partly because of the highly satisfactory separations obtained by paper chromatography. However, most of the procedures applicable to paper chromatography were found suitable for use with thin-layer chromatography (TLC).作者: 容易懂得 時(shí)間: 2025-3-26 01:37
Rabina Bhujel,Sadhna Rai,Bibhu Prasad Swainern with time). Direct probe (DP)-MS is useful in such studies but often it is combined gas-liquid chromatography (GLC)-MS, independently or together with DP-MS, which is especially effective in dealing with mixtures of this type.作者: Onerous 時(shí)間: 2025-3-26 06:19 作者: 中國(guó)紀(jì)念碑 時(shí)間: 2025-3-26 12:07
Column Packings and Efficiency in High Pressure Liquid Chromatography,w new developments in packing technology in light of earlier developments, and, thereby, to understand what it is that makes high pressure column chromatography possible and to propose some considerations for evaluating and optimizing LC performance.作者: 節(jié)省 時(shí)間: 2025-3-26 14:31
Quantitative Thin Layer Chromatography of Amino Acids,ubstances, partly because of the highly satisfactory separations obtained by paper chromatography. However, most of the procedures applicable to paper chromatography were found suitable for use with thin-layer chromatography (TLC).作者: 歹徒 時(shí)間: 2025-3-26 17:36
Applications of Mass Spectrometry in Drug Metabolism and Related Fields,ern with time). Direct probe (DP)-MS is useful in such studies but often it is combined gas-liquid chromatography (GLC)-MS, independently or together with DP-MS, which is especially effective in dealing with mixtures of this type.作者: Adherent 時(shí)間: 2025-3-26 22:21 作者: GROVE 時(shí)間: 2025-3-27 04:37 作者: aristocracy 時(shí)間: 2025-3-27 06:50 作者: CON 時(shí)間: 2025-3-27 11:50 作者: LINE 時(shí)間: 2025-3-27 14:26
Applications of Combined Gas Chromatography-Mass Spectrometry in Clinical Chemistry,ty and structure of unexpected constituents when encountered. The computer provides rapid and accurate acquisition and reduction of data, and may eventually also be used for interpretation and translation of chemical information into biological information.作者: GIBE 時(shí)間: 2025-3-27 20:28 作者: 寬宏大量 時(shí)間: 2025-3-28 01:10 作者: enmesh 時(shí)間: 2025-3-28 03:50
the intent of the series, "Progress in Analytical Chemistry," the papers are written by authorities who are also active workers in their fields. Included are applications of Raman Spectroscopy, X-Ray Diffraction, Emission Spectroscopy, Nu- clear Magnetic Resonance, Liquid Chromatography, Thin-Layer作者: configuration 時(shí)間: 2025-3-28 08:39
https://doi.org/10.1007/978-3-662-45676-7 1/2, and their spectra exhibit quadrupole broadening in varying degrees. Fortunately, the nuclei with broad lines also exhibit very wide chemical shifts. Shifts as large as 1% are observed for cobalt. Good resonances are found especially in the following rows of the periodic system: 1, 3A, 3B, 5A, 5B, 7.作者: 得意牛 時(shí)間: 2025-3-28 11:08
Cengiz Kahraman,Gülgün Kayakutlure usually employed for chelation (.–.). Likewise, it has been shown that volatile arene metal carbonyls can be satisfactorily separated and determined by GC (.,.). In other cases, pyrolytic GC permits determination of certain complexes when elution without decomposition is not possible (.).作者: Popcorn 時(shí)間: 2025-3-28 18:39 作者: 生命 時(shí)間: 2025-3-28 18:54
Liquid Chromatography of Metal-Organic Complexes,re usually employed for chelation (.–.). Likewise, it has been shown that volatile arene metal carbonyls can be satisfactorily separated and determined by GC (.,.). In other cases, pyrolytic GC permits determination of certain complexes when elution without decomposition is not possible (.).作者: muscle-fibers 時(shí)間: 2025-3-29 01:51
Studies in Systems, Decision and Controlorld War II, has firmly established emission techniques as essential in modern analysis. Unfortunately, the active spectrochemist does not find time to read everything new appearing in the literature, and for that reason this symposium will focus his attention on three of the key developments in arc作者: 違法事實(shí) 時(shí)間: 2025-3-29 03:14 作者: ARK 時(shí)間: 2025-3-29 10:15 作者: 信條 時(shí)間: 2025-3-29 11:55 作者: 驕傲 時(shí)間: 2025-3-29 19:18 作者: arbovirus 時(shí)間: 2025-3-29 21:51 作者: 禮節(jié) 時(shí)間: 2025-3-30 03:42 作者: MOCK 時(shí)間: 2025-3-30 06:01
Chemical Ionization Mass Spectrometry,pressure regions. These regions are satisfied by the presence of a dual pumping system and a differential pressure barrier. This barrier consists of a small hole between the source and analyzer region which will allow the ion beam to enter the analyzer region and also will allow the analyzer pump to作者: 公司 時(shí)間: 2025-3-30 11:40 作者: Accomplish 時(shí)間: 2025-3-30 12:28
in coping with the many problems of producing a manuscript in finished form enabling rapid publication. Ivor L. Simmons Galen W. Ewing v CONTENTS Raman Spectroscopy for the Study of Nematic Liquid Crystals . . . . . . 1 Bernard J. Bulkin Recent Developments in Arc Emission Spectroscopy: Introductory Remarks .978-1-4684-3320-3978-1-4684-3318-0作者: 歌劇等 時(shí)間: 2025-3-30 18:12 作者: 減少 時(shí)間: 2025-3-31 00:21
Studies in Systems, Decision and Controlatories. This is not the case. Basically, we, as all others, are confronted with the problem: How is a component isolated from interferences for its ultimate measurement? The primary difference which exists between the pharmaceutical laboratory and that of a basic chemical industry, is the degree to which a product must be researched.作者: dissolution 時(shí)間: 2025-3-31 02:20 作者: effrontery 時(shí)間: 2025-3-31 06:16 作者: Eosinophils 時(shí)間: 2025-3-31 11:18 作者: Charitable 時(shí)間: 2025-3-31 17:26
Liquid Chromatography: Its Use as an Analytical Tool in the Pharmaceutical Laboratory,atories. This is not the case. Basically, we, as all others, are confronted with the problem: How is a component isolated from interferences for its ultimate measurement? The primary difference which exists between the pharmaceutical laboratory and that of a basic chemical industry, is the degree to which a product must be researched.作者: Resection 時(shí)間: 2025-3-31 20:32
Single-Column Analysis of Amino Acids,increasing the sensitivity of routine amino acid analyses. The growing interest in the study and clinical diagnosis of metabolic disorders by analyzing ninhydrin-positive compounds in biological fluidshas also dramatized the need for increased speed and sensitivity.作者: 頌揚(yáng)本人 時(shí)間: 2025-4-1 01:07 作者: buoyant 時(shí)間: 2025-4-1 02:57
Studies in Systems, Decision and Controlgy of arc spectrochemistry. Why, in the first place, is a symposium on arc emission spectroscopy necessary? Figure 1 provides some idea of the reason. Plotted in the figure are the number of publications cited in spectrochemical analysis each year for the past 52 years. The curve on the left is take作者: Pcos971 時(shí)間: 2025-4-1 08:31
https://doi.org/10.1007/978-3-319-27568-0onsists of a dc current arc in a static-argon gas chamber. Figure 1 is a photograph of a typical spectrochemical analysis system. This unit is in operation at the University of Colorado Medical Center in Denver, Colorado, under the direction of Michael Hambidge, M.D. It employs a standard Jarrell-As作者: Classify 時(shí)間: 2025-4-1 13:34 作者: Radiation 時(shí)間: 2025-4-1 16:07
Liqiang Zhao,Kun Yang,Guogang Zhao was designed for respirable air-borne quartz. Silver membrane filters, because of their greater resistance to humidity, were being used for gravimetric determinations of inert or nuisance dusts. Further, it was determined that the x-ray diffraction pattern of the silver membrane was flat and even a作者: 你敢命令 時(shí)間: 2025-4-1 21:32 作者: clarify 時(shí)間: 2025-4-2 00:37
Wentao Huang,Moduo Yu,Hao Li,Nengling Tai among the naturally abundant representative and outer transition elements, possesses no isotope with a nuclear magnetic moment. Magnetic nuclei have properties that fall conveniently into two classes according to the magnitude of nuclear spin. Those with spins greater than one-half (shown hatched i作者: adipose-tissue 時(shí)間: 2025-4-2 04:04
https://doi.org/10.1007/978-3-662-45676-7t have a suitable isotope. If one eliminates resonances over 100 times weaker than hydrogen, 32 elements remain. Of these, 24 have a spin greater than 1/2, and their spectra exhibit quadrupole broadening in varying degrees. Fortunately, the nuclei with broad lines also exhibit very wide chemical shi作者: Gossamer 時(shí)間: 2025-4-2 08:55
