Results 131 to 140 of about 1,049,090 (169)

铁锰改性桑枝生物炭的构筑及其对水体磷的吸附

Gongye shui chuli
含磷废水排放引起的水体富营养化为水环境生态带来了诸多危害，吸附法能有效处理含磷废水。以废弃桑枝为原料制备磁性桑枝生物炭，并负载铁锰氧化物制备铁锰改性桑枝生物炭复合材料，对复合材料进行XRD、FTIR、SEM、BET、VSM表征并研究其吸附除磷性能及循环使用性能。结果表明，复合材料具备Fe-Mn复合氧化物结构，具有较强的磁性，吸附除磷主要通过磷酸盐与金属活性位点吸附以及与表面羟基的配位交换作用。在温度25 ℃、吸附剂投加量0.20 g、吸附时间260 min、废水磷质量浓度7.5 mg/L、溶液pH=6时，
李秀玲, 宾冰, 龚盈盈, 武哲, 曾湘楚   +4 more
doaj  

[Research progress on the role and mechanism of magnesium element and magnesium materials in tendon-bone interface healing]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Yue H, Zhu X, Sun Z, Meng J, Hao S, Dong X, Gao Z.   +6 more
europepmc   +1 more source

[Bifunctional biomaterials: An innovative strategy for synergistic bone tumor therapy and bone regeneration]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Feng W, Chang B, Wang C, Fan B.
europepmc   +1 more source

[Research progress on high performance liquid chromatography stationary phases based on mixed mode]. [PDF]

Se Pu
Li SJ, Li Z, Tang ZX, Lyu M, Wang LT.
europepmc   +1 more source

[Safety study of resin-based dental materials using gas chromatography-mass spectrometry techniques]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Li Y, Zeng Y, Du Z, Ren G.
europepmc   +1 more source

[Integrated pharmaceutical innovation experiment： preparation of molecularly imprinted polymers and the application in sample pretreatment for in vivo drug analysis]. [PDF]

Se Pu
Jiang Y, Guo R, Song Z, Liu Z, Fan Y, Xu H.   +5 more
europepmc   +1 more source

[Double-layer ceramic technique for restoring severely discolored nonvital maxillary anterior teeth: a case report]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Chen J, Yin L.
europepmc   +1 more source

[Research progress on three-dimensional finite element analysis for fixed implant restoration of edentulous jaw]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Lan Y, Su B.
europepmc   +1 more source

[Three-dimensional finite element analysis of the cantilever fixed bridge restoration for mandibular central incisors supported by narrow-diameter implants]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Zhou X, Gong Y, Peng W, Fu G.
europepmc   +1 more source

[Discussion on the design approach and results evaluation key points of repeated exposure systemic toxicity tests for absorbable medical devices]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Fan C, Li Q, Sun G, Hou L, Zhang J, Liu C.   +5 more
europepmc   +1 more source