搜索结果: 1-6 共查到“理学 FTIR spectroscopy”相关记录6条 . 查询时间(0.093 秒)
The Use of FTIR and Micro-FTIR Spectroscopy：An Example of Application to Cultural Heritage
Micro-FTIR Spectroscopy Fourier transform-infrared spectroscopy Cultural Heritage
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2009/9/4
Micro-FTIR and FTIR spectroscopy is useful for the study of degradation forms of cultural heritage. In particular it permits to identify the degradation phases and to establish the structural relation...
Subtropical trace gas profiles determined by ground-based FTIR spectroscopy at Izaña（28° N, 16° W）: Five-year record, error analysis, and comparison with 3-D CTMs
Subtropical trace gas profiles FTIR spectroscopy 3-D CTMs
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2009/1/23
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N, 16° W)...
Water vapour profiles by ground-based FTIR spectroscopy: study for an optimised retrieval and its validation
Water vapour profiles ground-based FTIR spectroscopy optimised retrieval
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2009/1/4
The sensitivity of ground-based instruments measuring in the infrared with respect to tropospheric water vapour content is generally limited to the lower and middle troposphere. The large vertical gra...
FTIR spectroscopy of lawsonite between 82 and 325 K
FTIR spectroscopy lawsonite
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2012/4/6
Lawsonite single crystals were investigated by polarized FfIR spectroscopy at wave-numbers between 8000 and 1000 cm-1 and temperatures between 82 and 325 K.This temperature range contains three lawson...
Mechanism of CO32- substitution in carbonate-fluorapatite: Evidence from FTIR spectroscopy, 13C NMR, and quantum mechanical calculations---Reply to Nathan
Mechanism CO32- substitution carbonate-fluorapatite Evidence FTIR spectroscopy 13C NMR quantum mechanical calculations---Reply Nathan
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2012/4/5
In the critical comment byNathan (1996), the author essentially claims that the samples used in our study (Regnier et al. 1994) werenot very appropriate to dem-onstrate the absence of C03P-. Furthermo...
Mechanism of CO32- substitution in carbonate-fluorapatite: Evidence from FTIR spectroscopy, 13C NMR, and quantum mechanical calculations---Discussion
Mechanism CO32- substitution carbonate-fluorapatite Evidence FTIR spectroscopy 13C NMR quantum mechanical calculations---Discussion
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2012/4/5
The carbonate substitution in apatite continues to pro-voke controversies. In a recent paper, Regnier etal. (1994) challenged the existence of the hypothetical C03P- ion in carbonate-fluorapatite (fra...