Results 31 to 40 of about 1,386,778 (167)

氧化铁纳米棒的制备及其在光催化降解水溶性活性染料中的应用

open access: yesGongye shui chuli, 2006
采用均相沉淀法制备了半导体纳米材料α-Fe2O3。通过XRD﹑TEM等手段对该材料进行了分析。研究了烧结温度、光催化剂的用量、光照等因素对催化剂光催化降解活性染料的影响。并用红外和紫外的分析方法验证了光催化降解效果。结果表明,在适当的用量和350℃烧结并在紫外光照射下,α-Fe2O3对活性染料B-RN蓝﹑活性艳兰K-NR有极强的光催化降解活性。
娄向东   +4 more
doaj  

Single Cold Atmospheric Plasma Therapy May Improve the Treatment Outcome of Canine Otitis Externa With Secondary Infection

open access: yesVeterinary Dermatology, Volume 37, Issue 1, Page 103-110, February 2026.
Background: Otitis externa with secondary bacterial or yeast infection is a common problem in small animal practice. Cold physical plasma (CPP) has been reported to have antimicrobial activity in vitro. Results: Ears treated additionally with CPP showed lower otic scores after 21 days compared to nontreated ears, although this difference was not ...
Ralf S. Mueller, Cosima Bouassiba
wiley   +1 more source

活性炭复合材料、其制备方法以及使用该活性炭复合材料的铅碳电池

open access: yes, 2016
本发明将具有疏松结构的活性炭与石墨烯或-和碳纳米管复合,其中活性炭材料为基本骨架,石墨烯或-和碳纳米管嵌插到活性炭的疏松结构中,构成具有稳定结构的活性炭复合材料。该活性炭复合材料不仅提高了活性炭的机械结构稳定性能,还提高了活性炭的导电性能,同时增加了活性炭的比表面积,提高了活性炭的电容,堆积密度等特性。将该活性炭复合物用于铅炭电池时,不仅有利于负极的机械结构稳定性能、导电性能,还能够提高负极与铅膏的混合均匀性 ...
王建新, 李亚东, 林昊
core  

复合混凝剂PAFC-PDA制备及处理模拟废水的效果

open access: yesGongye shui chuli, 2018
为增强混凝法去除印染废水中活性染料的实际使用效能,以聚合氯化铝铁(PAFC)和二甲基二烯丙基氯化铵/丙烯酰胺共聚物(PDA)为材料,制备了无机-有机复合混凝剂PAFC-PDA。采用响应曲面法优化PAFC-PDA的制备参数,试验考察的制备参数范围:铝铁比为1~9、碱化度为0.5~1.5、无机有机比为0.1~0.4。选择活性艳蓝KN-R为典型活性染料配制废水,PAFC-PDA的最佳制备参数:铝铁比为9、碱化度为1.5、无机有机比为0.1,在最佳混凝条件下,混凝剂最大染料去除率为91%,对应投药量为2.4 ...
王倩, 周律, 羊小玉
doaj  

Carbon Material Films for Flexible and Efficient Electromagnetic Interference Shielding: A Review

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT With the rapid development of technology such as the Internet and electronic devices, electromagnetic radiation pollution has become an increasingly prominent issue, which negatively impacts both human health and the normal operation of equipment.
Yu‐Xin Chen   +10 more
wiley   +1 more source

新型钠电池负极活性材料

open access: yes, 2015
本发明提供了一种具有高容量和较好循环稳定性的钠电池及用于该电池的锡基合金负极活性材料。具体地,本发明提供了一种锡基中间合金MSn5(M=Fe,Co,Ni,Cu)负极活性材料及其在钠电池中的应用。该负极活性材料与其他材料相比,具有很高的理论比容量。其中,Sn的质量百分含量约为80-95%
韩伟强, 辛凤霞
core  

可见光响应纳米TiO2-ZnO光催化性能的研究

open access: yesGongye shui chuli, 2007
以太阳光为光源,TiO2-ZnO复合材料为光催化剂,在太阳光照射下,以有机染料模拟工业废水为处理对象,研究了自制纳米复合材料TiO2-ZnO的光催化活性,结果表明:在日光照射60min后,有机染料的降解率、CODCr去除率均>90%,复合材料TiO2-ZnO光催化活性高于纯TiO2的光催化活性,光催化反应符合一级动力学方程。
郭光美   +3 more
doaj  

Multi‐Scale Rational Design and Synergistic Strategies of Nanozymes for Targeting Drug‐Resistant Pathogens

open access: yesRare Metals, Volume 45, Issue 1, January 2026.
ABSTRACT The escalating issue of drug‐resistant pathogens, largely driven by the overuse of conventional antibiotics, has become a significant global health threat. Developing alternative therapeutic strategies and fabricating natural biological enzyme materials that mimic the high efficiency, selectivity, and mild‐operating conditions of natural ...
Shuai He   +11 more
wiley   +1 more source

锡基三元合金负极活性材料及其制备

open access: yes, 2015
本发明提供了一种锡基三元合金负极活性材料及其制备,具体地,本发明提供了一种三元合金负极材料A1-xBxSn5及其制备方法,其中,0.01≤x≤0.99。本发明的负极活性材料与其他锡基合金材料相比 ...
韩伟强, 辛凤霞
core  

交联阳离子淀粉对活性染料吸附性能的研究

open access: yesGongye shui chuli, 2018
通过交联-醚化法制备了交联阳离子淀粉(CCS),采用FTIR、XRD、SEM对产物进行了表征,并研究了CCS对活性染料的吸附性能。结果表明,CCS对活性染料的吸附约10 min即可达到平衡;在酸性条件下,CCS表现出良好的吸附性能;CCS对活性染料的吸附行为符合准二级动力学模型和Langmuir等温吸附模型,是吸热反应。再生实验结果表明,CCS具有较好的再生性能,经3次再生后吸附量仍可达20 mg/g以上,可循环利用。
王建坤   +4 more
doaj  

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