TES microcalorimeter SEM-EDS system for rare-earth elements analyses
نویسندگان
چکیده
منابع مشابه
SRON ' s TES Microcalorimeter
The 15-year development of the European interpretation of the Transition Edge Sensor (TES) microcalorimeter is described within this document. In essence, a TES microcalorimeter is a high-resolution cryogenic photon detector that converts temperature changes induced by incoming photons into changes in electrical resistance. Conceptually, the device consists of an absorber, a detector, heat sink...
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We have developed a microcalorimeter energy dispersive spectroscopy (EDS) system with high-energy resolution to analyze the composition in the materials with low voltage excitation. This system is based on the dilution refrigerator and has a snout like conventional EDS system. The energy resolution was 14.2 eV for Al-Kα line (1.5 keV) and the estimated count rate was 333 cps. We demonstrated th...
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Definitions and characteristics The rare earth elements (REE) (sometimes referred to as the rare earth metals) are a group of 17 chemically similar metallic elements, including the 15 lanthanides, scandium and yttrium. The lanthanides are elements spanning atomic numbers 57 (lanthanum, La) to 71 (lutetium, Lu) (Table 1). The lanthanides all occur in nature, although promethium, the rarest, only...
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Gestation (pre-1996) In a sense, all of the previous decade of semiconductor microcalorimeter development played an important role in the gestation of the TES microcalorimeters. By the mid 1990s, the Goddard calorimeter group had emerged as a recognized leader in the field, and as a result, had continued to attract top talent from, and established strong connections with, most of the leading in...
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ژورنال
عنوان ژورنال: Journal of Mineralogical and Petrological Sciences
سال: 2012
ISSN: 1345-6296,1349-3825
DOI: 10.2465/jmps.111020d