Results 111 to 120 of about 185,743 (164)

一种铁基非晶合金、其粉末材料以及耐磨防腐涂层

open access: yes, 2015
本发明提供了一种铁基非晶合金,其化学分子式为FeaCrbNicModPeCfBgSih,其中a、b、c、d、e、f、g、h为对应原子的摩尔百分含量,并且5≤b≤15,2≤c≤15,2≤d≤8,6≤e≤12,2≤f≤6,3≤g≤6,1≤h≤5,余量为铁。以该化学分子式配料、熔炼得到铸锭,然后重新融化,经真空喷雾冷却得到该铁基非晶合金的粉末材料。利用超音速火焰喷涂技术,将该铁基非晶合金粉末喷涂在基体表面制得铁基非晶合金涂层。该涂层非晶含量高、孔隙率低、氧含量低、维氏硬度高,并且具有良好的耐磨防腐性能,在能源,
常春涛   +6 more
core  

[Evaluation of Gradient-Variant Quantum Dot Fluorescence Technology for Rapid Detection of <i>Brucella</i>]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Li J   +9 more
europepmc   +1 more source

对砷化镓太阳电池帽层进行选择性腐蚀的化学腐蚀液

open access: yes
本发明公开了一种对砷化镓太阳电池帽层进行选择性腐蚀的化学腐蚀液,该化学腐蚀液的配比为1g固体柠檬酸与3~4ml的双氧水,实现了对Al组分为0.8~0.9的砷化镓太阳电池帽层Al0.8~0.9GaAs/GaAs的选择性腐蚀。本发明提供的这种对砷化镓太阳电池帽层进行选择性腐蚀的化学腐蚀液,具有高的选择性腐蚀,能够实现GaAs太阳电池帽层选择腐蚀的目的,并且腐蚀液配制方便 ...
杨富华   +4 more
core  

石墨烯类防腐涂料的制备方法

open access: yes, 2017
本发明提供一种石墨烯类防腐涂料的制备方法,包括以下步骤:(1)先将氧化石墨烯放入水或者油性溶剂中超声分散,得到预分散液;(2)向所述预分散液中加入石墨烯,再超声分散处理,使氧化石墨烯吸附石墨烯而将石墨烯均匀分散,得到复合分散液;(3)对所述复合分散液进行抽滤,得到复合浆料;(4)将所述复合浆料加入至水性树脂或者油性树脂中,并加入助剂,搅拌,得到石墨烯类防腐涂料。该石墨烯类防腐涂料具有优异的耐腐蚀性能,可延长金属的服役寿命,该制备方法绿色环保 ...
周楠, 陈浩, 余海斌, 丁纪恒
core  

[Treatment strategies for immature permanent teeth under general anesthesia]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Li Y, Feng X, Jia R, Wang Y, Shang J.
europepmc   +1 more source

[Near-infrared excited graphene oxide/silver nitrate/chitosan coating for improving antibacterial properties of titanium implants]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi, 2023
Wang Y   +10 more
europepmc   +1 more source

[Latest research progress of rare earth-magnesium alloys in orthopedics]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Sun Z, Zuo K, Zhu X, Yue H, Gao Z.
europepmc   +1 more source

Dental erosion caused by glucocorticoid therapy in a patient with optic neuritis: a case report. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi, 2023
Shang M, Wei Y, Yu M, Zhang J, Cui P.
europepmc   +1 more source

[Advances in stem cell and exosome-based therapies for dry eye disease]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhang H   +6 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy