[Polydimethylsiloxane microfluidic aptasensor: opening a new era of biomarker point-of-care testing]. [PDF]
Yang Y +5 more
europepmc +1 more source
本发明涉及一种用于氧化亚氮分解的以非氧化物为载体的催化剂及其应用,该催化剂载体为碳化硅或氮化硅,活性金属为VIII族、IB族金属的一种或一种以上的混合物,于催化剂中的质量百分含量为1~30%。该催化剂能使氧化亚氮单组元推进剂高效分解,初始分解温度在200-300℃,完全分解温度在350-450℃,而且由于催化剂载体经过高温(1300℃~1500℃)焙烧处理,催化剂具有良好高温稳定性 ...
张涛, 吕飞, 王晓东, 丛昱
core
[Determination of 22 organophosphates and their metabolites and 11 phthalate metabolites in human whole blood by ultra performance liquid chromatography-tandem mass spectrometry]. [PDF]
Shi FY, Xu HY, Li JH, Xu MY.
europepmc +1 more source
本发明涉及一种催化湿式氧化处理染料废水的方法,其特征在于:首先用酸调节染料废水的pH值≤2.9,再加入催化剂,以氧气或空气为氧化剂,磁力搅拌,在高压反应釜中氧化降解染料污染物;反应温度为60~200℃,反应压力为0.1~3MPa,其中氧分压为0.1~1MPa,反应时间为0.5~8h;所述催化剂由组分A和组分B组成,组分A为二价和/或三价可溶性铁盐,组分B为碱金属或碱土金属的可溶性盐。采用该方法处理染料废水脱色效果好,总有机碳去除率较高,可以适用于高浓度染料废水的处理;而且本发明还具有催化剂活性高 ...
彭艳蓉 +5 more
core
[Determination of perfluorinated compounds, antibiotics and pesticides in drinking water by automated solid phase extraction with ultra-performance liquid chromatography-tandem mass spectrometry]. [PDF]
Liang J +6 more
europepmc +1 more source
[Mechanism of mesenchymal stem cell-derived exosomes in alleviating hypoxia/re-oxygenation-induced injury of oligodendrocytes]. [PDF]
Meng YC, Wang C, Zhu YP.
europepmc +1 more source
臭氧氧化常作为污水处理厂深度处理单元用于难降解有机物的去除,但由于污水成分复杂,目前对臭氧处理过程中溶解性有机质(DOM)的转化特性仍缺乏足够认知。采用紫外-可见吸收光谱、三维荧光光谱和傅里叶变换离子回旋共振质谱(FT-ICR-MS)解析4个不同污水处理厂二级出水中DOM在臭氧处理过程中的转化特性。结果表明,臭氧氧化可有效去除DOM中的芳香物质以及类色氨酸、类富里酸、溶解性微生物产物和类腐殖酸等荧光组分,但其矿化效率有限,且其对化工产业污水和印染污水中COD的去除率较低 ...
张万里, 程方奎, 朱敬林
doaj
[Open-ended experiment: microextraction and smartphone-assisted colorimetric quantification of sulfur dioxide]. [PDF]
Zhang L +5 more
europepmc +1 more source
[Research progress of infrapatellar fat pad derived mesenchymal stem cells in treatment of osteoarthritis]. [PDF]
Wang H, He H, Lu J, Wang Q.
europepmc +1 more source

