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Journal of Magnesium and Alloys 2024年第6期12卷 2345-2359页

作者： Ke Liu dalong hu Feng Lou Zijian Yu Shubo Li Xian Du Wenbo Du Faculty of Materials and Manufacturing Beijing University of TechnologyBeijing 100124China

In this investigation,a high-strength Mg-12Gd-1.0Er-0.5Zr(wt.%)alloy sheet was produced by hot extrusion(HE)and subsequent hard-plate rolling(HPR)at different *** results indicate that the microstructures of these final-rolled sheets are inhomogeneous,mainly including coarse deformed grains and dynamic recrystallized(DRXed)grains,and the volume fraction of these coarse deformed grains increases as the rolling temperature ***,more DRXed grains can be found in R-385℃sheet,resulting in a smaller average grain size and weaker basal texture,while the biggest grains and the highest strong basal texture are present in R-450℃*** of dynamic precipitation ofβphases which are mainly determined by the rolling temperature are present in these sheets,and its precipitation can consume the content of Gd solutes in the *** a result,the lowest number density ofβphase in R-450℃sheet is beneficial to modify the age hardening ***,the R-450℃sheet displays the best age hardening response because of a severe traditional precipitation ofβ’(more)andβH/βM(less)precipitates,resulting in a sharp improvement in strength,*** tensile strength(UTS)of∼518±17 MPa and yield strength(YS)of∼438±18 ***,the elongation(EL)of this sheet reduces greatly,and its value is∼2.7±0.3%.By contrasting,the EL of the peak-aging R-385℃sheet keeps better,changing from∼4.9±1.2%to∼4.8±1.4%due to a novel dislocation-induced chain-like precipitate which is helpful to keep good balance between strength and ductility.

关键词： Mg-Gd-Er-Zr sheets Age hardening response Precipitates Mechanical properties

Seasonal diet and microbiome shifts in wild rhesus macaques are better correlated at the level of nutrient components than food items

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Integrative Zoology 2022年第6期17卷 1147-1161页

作者： Zhenwei CUI Andrew JHOLMES Wenjuan ZHANG dalong hu Qi SHAO Zhenlong WANG Jiqi LU David RAUBENHEIMER Centre for Nutritional Ecology Centre for Sport Nutrition and HealthZhengzhou UniversityZhengzhouChina School of Life Sciences Institute of Biodiversity and EcologyZhengzhou UniversityZhengzhouChina School of Basic Medical Sciences Zhengzhou UniversityZhengzhouChina Charles Perkins Centre School of Life and Environmental SciencesUniversity of SydneySydneyNew South WalesAustralia School of Life Sciences Henan Agricultural UniversityZhengzhouChina

Food supply is one of the major drivers of animal behavior,and the gut microbiome is an important mediator be-tween food supply and its effects on ***,predicting the outcome of diet change on microbiome and consequences for the animal has proven extremely *** propose this reﬂects processes occurring at different *** accounting for the multi-level complexity of nutrition(nutrients,foods,diets)obscures the diet inﬂuence on microbiome and subsequently ***,we present a detailed year-round,multi-level analysis of diet and microbiome changes in a wild population of a temperate primate,the rhesus macaque(Macaca mulatta).Total daily food and nutrient intake of 6 male and 6 female macaques was monitored in each of the 4 sea-sons(total 120 days observations).For each individual,we found signiﬁcant variation in the microbiome between all 4 *** response was more strongly correlated with changes in macronutrient intake than with food items and much of the response could be explained at the level of 6 ecological guilds—sets of taxa sharing similar responses to nutrient *** conclude that study of diet,microbiome,and animal performance in ecology will more effectively identify patterns if diet is recorded at the level of nutrient *** microbiome response to diet does show variation in species-level taxa in response to food items,there is greater commonality in response at the level of guilds.A goal for microbiome researchers should be to identify genes encoding microbial attributes that can deﬁne such guilds.

关键词： gut microbiome macaque nutrition nutritional ecology seasonality

火电厂高盐废水烟道旁路蒸发系统设计和运行分析

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能源科技 2024年第1期22卷 47-50页

作者：孙正民胡大龙莫索克孙桦余耀宏天津国能盘山发电有限责任公司天津301900 西安西热水务环保有限公司陕西西安710054

针对高盐废水旁路烟气蒸发工艺应用缺乏长时间运行案例经验,实际工程应用系统设计、设备选型、运行维护方面存在的问题,提出了改进方法和应对措施。优化雾化水泵选型、烟道布置、蒸发器烟温测点位置,灰斗侧壁加装物料破拱装置,增加雾化... 详细信息

针对高盐废水旁路烟气蒸发工艺应用缺乏长时间运行案例经验,实际工程应用系统设计、设备选型、运行维护方面存在的问题,提出了改进方法和应对措施。优化雾化水泵选型、烟道布置、蒸发器烟温测点位置,灰斗侧壁加装物料破拱装置,增加雾化水管路大流量冲洗措施,蒸发器雾化水调节阀,采用V型调节球阀等。通过对火电厂高盐废水烟道旁路蒸发系统运行中出现的问题进行全面分析,并从工艺、设备及运行维护方面提出针对性措施,最终实现高盐废水烟道旁路蒸发系统安全稳定运行。

关键词：火电厂高盐废水烟道旁路蒸发零排放设计运行应对措施

NIR-II fluorescence imaging in liver tumor surgery: A narrative review

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Journal of Innovative Optical Health Sciences 2024年第1期17卷 29-44页

作者： Zihao Liu Lifeng Yan Qingsong hu dalong Yin Department of General Surgery Anhui Provincial Hospital Anhui Medical UniversityHefei 230001P.R.China Department of Hepatobiliary Surgery and Centre for Leading Medicine and Advanced Technologies of IHM The First A±liated Hospital of USTC Division of Life Sciences and Medicine University of Science and Technology of China Hefei Anhui 230001P.R.China Hefei National Laboratory for Physical Sciences at the Microscale CAS Key Laboratory of Soft Matter Chemistry and Department of Chemical Physics University of Science and Technology of China Hefei 230026P.R.China Anhui Province Key Laboratory of Hepatopancreatobiliary Surgery The First Affiliated Hospital of USTC Division of Life Sciences and Medicine University of Science and Technology of ChinaHefei 230001P.R.China

In liver tumor surgery,the recognition of tumor margin and radical resection of microcancer focis have always been the crucial points to reduce postoperative recurrence of ***,naked-eye inspection and palpation have limited effectiveness in identifying tumor boundaries,and traditional imaging techniques cannot consistently locate tumors in real *** an intraoperative real-time navigation imaging method,NIRfluorescence imaging has been extensively studied for its simplicity,reliable safety,and superior sensitivity,and is expected to improve the accuracy of liver tumor *** recent years,the research focus of NIRfluorescence has gradually shifted from the-rst near-infrared window(NIR-I,700–900 nm)to the second near-infrared window(NIR-II,1000–1700 nm).Fluorescence imaging in NIR-II reduces the scattering effect of deep tissue,providing a preferable detection depth and spatial resolution while signi-cantly eliminating liver autofluorescence background to clarify tumor *** combined with tumor antibodies will further improve the precision offluorescence-guided surgical *** the development of a bunch offluorophores with phototherapy ability,NIR-II can integrate tumor detection and treatment to explore a new therapeutic strategy for liver ***,we review the recent progress of NIR-IIfluorescence technology in liver tumor surgery and discuss its challenges and potential development direction.

关键词： Fluorescence guided-surgery liver cancer near infrared-II optical imaging

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如何看待中国崛起对周边国家的影响

开放导报 2015年第5期 97-100页

作者：胡大龙上海社会科学院世界经济研究所上海200000 青岛大学商学院山东青岛266071

中国的崛起对于全球政治经济体系以及东南亚的区域秩序有哪些含义?是巩固了一个繁荣稳定的东南亚,促进了区域一体化,还是使该地区迎来更大的不确定性,针对这些问题,本文从不同的角度阐述了周边国家尤其是东南亚国家对于中国发展和崛起... 详细信息

中国的崛起对于全球政治经济体系以及东南亚的区域秩序有哪些含义?是巩固了一个繁荣稳定的东南亚,促进了区域一体化,还是使该地区迎来更大的不确定性,针对这些问题,本文从不同的角度阐述了周边国家尤其是东南亚国家对于中国发展和崛起所持有的疑虑。对上述问题进行回答,消除周边国家的疑虑,对于中国开放型经济可持续发展具有不可忽视的作用。

关键词：中国崛起观点游戏规则包容性发展

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污水处理厂污泥水处理技术研究进展

给水排水 2018年第5期44卷 127-131页

作者：裘湛周振胡大龙上海城投污水处理有限公司上海201203 上海电力学院环境与化学工程学院上海200090

污泥水是指污水处理厂污泥浓缩、消化、脱水等环节产生的污水。污泥水独立对处理提升污水处理效率,实现污水处理厂稳定运行具有重要意义。污泥水悬浮物和总磷去除的关键问题是根据其水质特性确定合适的混凝剂和低成本的除磷剂。利用污... 详细信息

污泥水是指污水处理厂污泥浓缩、消化、脱水等环节产生的污水。污泥水独立对处理提升污水处理效率,实现污水处理厂稳定运行具有重要意义。污泥水悬浮物和总磷去除的关键问题是根据其水质特性确定合适的混凝剂和低成本的除磷剂。利用污泥水的高氨氮实现侧流富集硝化菌强化主流污水处理系统硝化能力在污水处理厂升级改造中具有良好的应用前景。短程硝化反硝化和厌氧氨氧化工艺能够有效解决污泥水脱氮存在的碳源不足的问题。随着深度脱水技术在国内的大规模应用,利用深度脱水污泥水补充污泥水脱氮所需的碱度和碳源,以及除磷所需的钙源能够大幅度降低污泥水脱氮除磷的运行成本。

关键词：污泥水污水处理污泥脱水深度脱水

R-matrix for the 8-Dimensional Spin Representation of Uq(so7)

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Acta Mathematica Sinica,English Series 2024年第2期40卷 485-497页

作者： Hong Mei hu Nai Hong hu School of Mathematical Sciences Suzhou University of Science and TechnologySuzhou 215009P.R.China School of Mathematical Sciences MOE Key Laboratory of Mathematics and Engineering Applications&Shanghai Key Laboratory of PMMPEast China Normal UniversityShanghai 200241P.R.China

The purpose of the paper is to describe the solution to the quantum Yang-Baxter equation associated with the 8-dimensional spin representation Tsp of Uq(so7).The self-duality of Tsp and the symmetry of the corresponding braiding matrix are ***,the minimal polynomial of the braiding R-matrix of Tsp is presented explicitly in an ingenious method by taking advantage of nice features of the spin representation Tsp.

关键词： Braiding R-matrix spin module minimal polynomial

Mapping out the reaction network of humin formation at the initial stage of fructose dehydration in water

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Green Energy & Environment 2024年第6期9卷 1016-1026页

作者： Xing Fu Yexin hu Ping hu hui Li Shuguang Xu Liangfang Zhu Changwei hu Key Laboratory of Green Chemistry and Technology Ministry of EducationCollege of ChemistrySichuan UniversityChengduSichuan610064China State Key Laboratory of Southwestern Chinese Medicine Resources Innovative Institute of Chinese Medicine and PharmacyChengdu University of Traditional Chinese MedicineChengduSichuan611137China

The formation of humins hampers the large-scale production of 5-hydroxymethylfurfural(HMF)in ***,a detailed reaction network of humin formation at the initial stage of fructose-to-HMF dehydration in water is delineated by combined experimental,spectroscopic,and theoretical *** bimolecular reaction pathways to build up soluble humins are *** is,the intermolecular etherification of β-furanose at room temperature initiates the C12 path,whereas the C-C cleavage of a-furanose at 130-150℃ leads to C11 path,and that of open-chain fructose at 180℃ to C11' *** successive intramolecular dehydrations and condensations of the as-formed bimolecular intermediates lead to three types of soluble *** show that the C12 path could be restrained by using HCl or AlCl_(3) catalyst,and both the C12 and C110 paths could be effectively inhibited by adding THF as a co-solvent or accelerating heating rate via microwave heating.

关键词： Carbohydrates 5-hydroxymethylfurfural Reaction network Soluble humins Tautomer

Investigation of mechanical and electrical characteristics of selfsensing pneumatic torsional actuators

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Science China(Technological Sciences) 2024年第1期67卷 130-142页

作者： XIAO Wei hu DeAn hu GuoLiang XIAO Yihua Key Laboratory of Conveyance and Equipment Ministry of EducationEast China Jiaotong UniversityNanchang 330013China Key Laboratory of Advanced Design and Simulation Techniques for Special Equipment Ministry of EducationHunan UniversityChangsha 410082China

Soft pneumatic actuators are one of the most promising actuation for soft robots,and great achievements have been *** it remains challenging to endow sensing capabilities to pneumatic actuators,especially for the sensing ability originating directly from the actuator ***,a self-sensing pneumatic torsional actuator(SPTA)is designed based on the electromagnetic induction effect and magnetically responsive *** SPTA can generate feedback voltage and current with the deformation,in which the sensing function comes from its inherent *** investigate the mechanical and electrical characteristics,an experimental platform and a finite element model are established,*** find that the torsion angle and output torque increase in nonlinear with the actuating *** maximum torsion angle is 66.35°,which is 84.34%of that for the actuator fabricated by pure *** maximum output torque(24.9 N mm)improves by 23.19%compared with the actuator made by pure *** regards the electrical characteristics,the maximum feedback voltage and current are 2.90μV and 29.50 nA when the SPTA is actuated by a pressure of−40 *** also demonstrate that the relationship between the torsion angle and the magnetic flux change is approximately ***,the number of turns of wires,magnetic powders contents,and magnetic direction on the feedback voltage and current are *** show that the feedback voltage and current can be enhanced by increasing the number of turns and magnetic powders *** envision that the SPTA would be promising for soft robots to realize their accuracy control and intelligentization.

关键词： pneumatic torsional actuators self-sensing feedback voltage finite element modeling soft robots

Optimal scheduling of virtual power plants that ignore the cost of battery loss

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Optimal scheduling of virtual power plants that ignore the c...