以聚四氢呋喃二元醇、甲苯-2,4-二异氰酸酯和1,2,4-苯三甲酸酐为原料,合成了端羧基聚氨酯低聚物(PUIC);利用羧基与部分环氧基团反应,制备了一系列PUIC改性多官能环氧树脂(TGDDM-PUIC)。详细考察了改性树脂的粘...
Bio-manufacturing innovation lights up the future Repo... CNKI文献
Bio-manufacturing, a frontier interdisciplinary subject, is a promising field full of creative thinking and innovation [1].In order to create a platform for young scientists and students in
Liang Ma Huayong Yang 《Bio-Design and Manufacturing》 2023年02期 期刊
关键词: Bio-manufacturing / innovation / lights / up
下载(0)| 被引(0)
Quantitative characterization of filamentous fungal pr... CNKI文献
Characterization of filamentous fungal regulatory elements remains challenging because of time-consuming transformation technologies and limited quantitative methods.Here we established a method for ...
Peng-Lin Wei Jie Fan... 《Science China(Life Sciences)》 2023年04期 期刊
关键词: fungal / promoter / quantitative / characterization
下载(0)| 被引(0)
目的:对互联网干预在冠心病病人管理中应用的研究进行范围审查,以认识互联网干预在冠心病病人管理中的内容要素及应用现状,为未来该领域的研究提供参考。方法:计算机检索Cochrane Library、PubMed、Embase、中国知网...
Current progress in the development of prophylac... CNKI文献
Vaccines are essential public health tools and play an important role in reducing the burden of infectious diseases in the population. Emerging infectious diseases and outbreaks pos...
Tingting Li Ciying Qian... 《Science China(Life Sciences)》 2023年04期 期刊
关键词: prophylactic / vaccine / therapeutic / vaccine
下载(0)| 被引(0)
考察了不同类型的乙烯基硅油、硅乙烯基与硅氢基的比例和不同气相二氧化硅添加量对双组分加成型室温硫化硅橡胶的力学性能影响。研究结果表明:当使用复配的两种乙烯基硅油进行制备时,其得到的力学性能相对最佳;当m...
New insight into immune checkpoint inhibitors in... CNKI文献
Kidney cancer,accounting for 4%of all new cancer cases in men and 3%in women,is one of the ten most frequently diagnosed cancer types,of which renal cell carcinoma (RCC)is the most freque...
Hu Wang Zhiqiang Zhu... 《Science China(Life Sciences)》 2023年04期 期刊
Evaluation of different crosslinking methods in ... CNKI文献
Three-dimensional printing technologies exhibit tremendous potential in the advancing fields of tissue engineering and regenerative medicine due to the precise spatial control over depositing t...
Suihong Liu Haiguang Zhang... 《Bio-Design and Manufacturing》 2023年02期 期刊
关键词: Multi-material / composite / hydrogel / Crosslinking
下载(0)| 被引(0)
为了降低大豆蛋白胶的成本,提高其耐水性能和涂布性能,本研究以高温脱脂豆粕粉为主要原料,以环氧氯丙烷-聚酰胺多胺(PAE)为交联剂,并添加十二烷基硫酸钠(SDS),制得豆粕基大豆蛋白胶粘剂。着重探讨了高温脱脂...
一种硅烷封端聚氨酯的合成及其在密封胶制备中的应用 CNKI文献
设计了一种不同于以往同类型硅烷封端聚氨酯(SPU)预聚体的合成方案。以一种端—NCO硅烷和端—OH聚氨酯预聚体封端反应,得到硅烷封端聚氨酯预聚体。然后以此为基料,并添加催化剂和补强填料,通过配方筛选,制备了一...
气候变化对宏观经济的影响研究——基于DSGE模型 CNKI文献
气候变化导致极端天气事件增多、经济损失增加。基于此,构建了一个包含碳循环、气候变化因素以及多个经济主体的DSGE模型,分析气候变化风险对宏观经济的影响,从理论和数值模拟来深入阐明气候变化对宏观经济的影响以...
Laser additive manufacturing of zinc: formation qualit... CNKI文献
Laser powder bed fusion(LPBF) makes it possible for biodegradable zinc(Zn) to be used to produce customized orthopedic implants. In this research, we investigate the impact of laser power and s...
Mingli Yang Liuyimei Yang... 《Bio-Design and Manufacturing》 2023年02期 期刊
关键词: Zn / implants / Additive / manufacturing
下载(0)| 被引(0)
Direct ink writing to fabricate porous acetabular cups... CNKI文献
Acetabular cups, which are among the most important implants in total hip arthroplasty, are usually made from titanium alloys with high porosity and adequate mechanical properties. The current ...
Naima Valentin Weijian Hua... 《Bio-Design and Manufacturing》 2023年02期 期刊
关键词: Acetabular / cup / Direct / ink
下载(0)| 被引(0)
Shape recovery properties and load-carrying capacity o... CNKI文献
Kirigami arts have provided a more promising method for building multiscale structures, which can shape two-dimensional(2D) sheets into three-dimensional(3D) configurations by cutting and folding. He...
Chengbin Yue Wei Zhao... 《Bio-Design and Manufacturing》 2023年02期 期刊
Dynamic carbon-nitrogen coupling under global change CNKI文献
Carbon-nitrogen coupling is a fundamental principle in ecosystem ecology. However, how the coupling responds to global change has not yet been examined. Through a comprehensive and systematic l...
Shuli Niu Lei Song... 《Science China(Life Sciences)》 2023年04期 期刊
关键词: nitrogen / limitation / carbon-nitrogen / interaction
下载(0)| 被引(0)
1-MCP对‘冰脆李’冷藏期间褐变与软化的影响 CNKI文献
为探明1-甲基环丙烯(1-Methylcyclopropene,1-MCP)对李冷藏期间褐变与软化的影响。本文以‘冰脆李’为试材,采用0.5μL/L 1-MCP熏蒸处理12 h,分析其对‘冰脆李’采后冷藏期间生理、生化及果胶代谢的影响。结果显示...
基于代谢组学的中药治疗骨质疏松症作用机制研究进展 CNKI文献
随着人口的老龄化进程,骨质疏松患病人数逐年上升,严重影响人们的生活质量。中药多成分、多靶点的作用特点,在治疗骨质疏松症上具有显著优势。在中药走向现代化、国际化的进程中,科学阐明中药治疗骨质疏松症的作用...
以黔产刺梨原汁、鲜牛乳为主要原料研制刺梨酸奶,考察刺梨原汁添加量、蔗糖添加量、复合菌添加量及发酵时长对刺梨酸奶感官品质的影响。在单因素试验的基础上,采用正交试验优化刺梨酸奶研制工艺。以优化后的工艺参数...
金针菇是我国最早进行人工栽培的食用菌之一,也是栽培量最大的食用菌之一。金针菇富含蛋白质、多种矿质元素和微量元素,具有较高的营养价值及保健功能。多糖是金针菇的主要活性成分之一,有调节免疫、抗氧化、抗炎、...
Coordinated development efficiency between cultivated ... CNKI文献
Suitable spatial morphology of cultivated land is a basic requirement for sustaining agricultural economic development in mountainous areas. Coordinated development efficiency of cultivated lan...
XIANG Jingwei HAN Peng... 《Journal of Geographical Sciences》 2023年04期 期刊
关键词: cultivated / land / spatial / morphology
下载(0)| 被引(0)