[<i>Qingshen</i> Granules alleviate renal fibrosis in mice with unilateral ureteral obstruction by regulating Akt3-mediated M1 macrophage polarization]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoWang W +7 more
europepmc +1 more source
, 2009 本发明涉及燃料电池，具体地说是一种过渡金属簇硫族化合物燃料电池用阴极催化剂及制备，以过渡金属簇硫族化合物为活性组分，其通式为 IrxXy，X＝S或Te，x与y的比为95∶5～20∶80；或通式为IrxN1-xXy，N＝Fe， Co，Ni，Cu，Cr，Mo，W，Ti，Zr，Ta，Nb或V；X＝S、Se或Te，0.05≤x ≤0.95，l与y的比为95∶5～1∶10；本发明催化剂用作质子交换膜燃料电池阴极催化剂时，对氧还原具有高的催化活性。同时，这类催化剂具有高的抗甲醇氧化能力 ...
钟和香 +4 more
core
[Efficacy analysis of electrochemical detection of leukocyte esterase based on glucosyl ester in diagnosis of periprosthetic joint infection after knee arthroplasty in rabbits]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiLuo N +5 more
europepmc +1 more source
, 2015 本发明涉及一种全钒液流电池负极电解质溶液钒离子浓度定量测定方法，在无氧环境下，取体积V1的全钒液流电池负极钒电解质溶液，用硫酸磷酸缓冲液稀释，在一定温度下，用已标定浓度的高锰酸钾溶液CKMnO4进行氧化还原滴定，待氧化还原滴定电位出现两个突越（a、b），出现第二个突越时为滴定终点，根据第一个突越时、第二个突越时消耗的高锰酸钾体积为Va、Vb，计算出电解质溶液中二价、三价钒的浓度CV(Ⅱ)、CV(Ⅲ)以及总钒浓度CV本发明测定结果准确、操作过程简单、便捷 ...
钟和香 +3 more
core
[Case-based teaching with both positive and negative examples in undergraduate analytical chemistry laboratory： determination of six nitrogen-containing pesticides in environmental samples by solid-phase microextraction-high performance liquid chromatography]. [PDF]
Se PuZhang J +4 more
europepmc +1 more source
, 2007 一种质子交换膜燃料电池电极和膜电极的制法：A)制备催化剂浆液：将聚合物电解质溶液、去离子水以及第一主族碱金属氢氧化物或其盐类化合物溶液混合均匀；将PtRu黑等阳极电催化剂加入到上述溶液中，混合均匀，得到阳极催化剂浆液；将Pt黑等阴极电催化剂加入到上述溶液中，混合均匀，得到阴极催化剂浆液；B)制备燃料电池的电极：将催化剂浆液分散/沉积到导电基底、导质子基底、或非导电基底薄膜上。本发明通过在催化剂浆液中加入第一主族碱金属的氢氧化物或其盐类化合物溶液，可有效避免聚合物电解质磺酸根基团之间静电作用引起的团聚 ...
孙公权 +7 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]
Se PuLiang J +6 more
europepmc +1 more source
[Determination of 31 perfluoroalkyl and polyfluoroalkyl substances in water by ultra performance liquid chromatography-triple quadrupole mass spectrometry combined with direct injection]. [PDF]
Se PuYang C +6 more
europepmc +1 more source
[Hypolipidemic activity of phenolic acids from <i>Inula japonica</i> Thunb.] [PDF]
Nan Fang Yi Ke Da Xue Xue BaoChen Y +5 more
europepmc +1 more source
[Development of a liquid chromatography-tandem mass spectrometry method for steroid hormone detection during pregnancy and consistency analysis with chemiluminescence immunoassay]. [PDF]
Se PuWu WX +5 more
europepmc +1 more source