Results 101 to 110 of about 271,926 (150)

层片状结构超细晶镍的腐蚀行为

open access: yes, 2016
通过动电位极化试验、电化学阻抗试验研究了等通道角挤压制备得到的层片状结构超细晶Ni在3.5%NaCl溶液中的耐腐蚀性,并与退火态粗晶Ni的耐蚀性进行了对比。结果表明,相较于粗晶Ni而言,层片状结构超细晶Ni具有更高的腐蚀电位、更低的腐蚀电流 ...
韩培德, 张传鑫, 武晓雷, 李娟
core  

[Gout of the manubriosternal joints: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Gan D, Fu Q, Tang X, Li C, Shu Z.
europepmc   +1 more source

[Research progress of electroactivity graphene-based materials in bone repair]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Kang R, Yuan W, Zhu Y.
europepmc   +1 more source

用于多结太阳电池的GaAs/InP晶片低温直接键合方法

open access: yes
一种用于多结太阳电池的GaAs/InP晶片低温直接键合方法,包括如下步骤:步骤1:将单面抛光的GaAs、InP晶片在多种有机溶剂中反复煮洗,以去掉晶片表面的残留有机物分子,并初步提高晶片表面的亲水性;步骤2:将步骤1处理后的GaAs、InP晶片,分别进行去金属氧化物处理、去C元素处理和亲水性处理;步骤3:在键合夹具的协助下,将亲水处理后的GaAs、InP晶片在去离子水中对准晶向并贴合;步骤4:将贴合后的晶片置于干燥箱中烘干,除去贴合晶片表面水份和界面部分水气,形成晶片间范德瓦耳斯结合;步骤5 ...
于丽娟, 晏磊
core  

[Defect modification of calcium silicate and its application in oral bacteriostasis and tooth remineralization]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Hu Y   +6 more
europepmc   +1 more source

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