652458
氟化钡
precipitated, 99.95% trace metals basis
别名:
Barium difluoride
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关于此项目
经验公式（希尔记法）:
BaF2
化学文摘社编号:
分子量:
175.32
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.23
质量水平
方案
99.95% trace metals basis
表单
powder
质量
precipitated
反应适用性
core: barium
杂质
≤550.0 ppm Trace Metal Analysis
沸点
2260 °C (lit.)
密度
4.830 g/mL at 25 °C
4.89 g/mL at 25 °C (lit.)
SMILES字符串
F[Ba]F
InChI
1S/Ba.2FH/h;2*1H/q+2;;/p-2
InChI key
OYLGJCQECKOTOL-UHFFFAOYSA-L
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特点和优势
氟锆酸盐玻璃中的主要玻璃调整剂。
警示用语：
Danger
危险声明
危险分类
Acute Tox. 3 Oral - Acute Tox. 4 Inhalation
储存分类代码
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
危险化学品
此项目有
S Tavernier et al.
Medical progress through technology, 17(3-4), 237-241 (1991-01-01)
The work presented is part of a design study for a Positron Emission Tomograph (PET) scanner based on the use of BaF2 scintillator and photosensitive wire chambers. The detection efficiency for gamma radiation of 511 keV is found close to
Jian Ruan et al.
Optics express, 17(7), 5163-5169 (2009-04-01)
Bi-doped BaF(2) crystal was grown by the temperature gradient technique and its spectral properties were investigated. The absorption, emission and excitation spectra were measured at room temperature. Two broadband emissions centered at 1070 and 1500 nm were observed in Bi-doped
Dean C Sayle et al.
Physical chemistry chemical physics : PCCP, 7(1), 16-18 (2005-01-07)
We show, using simulation techniques, that the high ionic conductivity in BaF2/CaF2 heterolayers is because the interfaces reduce the activation energy barriers to mobility and increase the number of charge carriers.
Jane G Zapka et al.
American journal of preventive medicine, 23(1), 28-35 (2002-07-03)
Developing effective programs to promote colorectal cancer (CRC) screening requires understanding of the effect of healthcare system factors on access to screening and adherence to guidelines. This study assessed the role of insurance status, type of plan, the frequency of
W H Wong
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 29(3), 338-347 (1988-03-01)
Bismuth germanate (BGO) and barium fluoride (BaF2) scintillators are presently used in positron emission tomegraphy (PET) cameras. This study evaluates the important PET performance parameters of image resolution, true sensitivity, scatter background, accidental background, and realistic maximum radioactivity in the
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