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中医药导报 2009年第3期15卷 99-100,108页

作者：彭彩云徐运安盛文斌张耿湖南中医药大学药学院湖南长沙410208 湘潭市第二人民医院湖南湘潭411100

通过查阅2000年以来相关文献,对辛弗林的分离提取、检测方法的研究进展进行归纳与综述。认为辛弗林具有广泛的医药、保健作用,其分离提取、含量检测手段在不断改进。

关键词：辛弗林提取分离方法检测方法

天然来源的降木脂素类化合物及其生物活性研究进展

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中草药 2021年第5期52卷 1522-1535页

作者：吴倩王思成盛文兵姚萌袁汉文王炜李斌彭彩云湖南中医药大学药学院中药民族药物创新发展国际实验室中巴中医药民族医药研究国际合作基地创新药物研究所湖南长沙410208 浙江大学竺可桢学院浙江杭州310012

天然来源的降木脂素类化合物,结构类型复杂多样,分布广泛,根据2个苯丙素分子连接方式和连接位置的不同可将降木脂素分为降木脂素和降新木脂素。降木脂素类化合物具有抗肿瘤、抗过敏、抗炎、抗氧化和抗HIV及激素样作用等多种生物活性。... 详细信息

天然来源的降木脂素类化合物,结构类型复杂多样,分布广泛,根据2个苯丙素分子连接方式和连接位置的不同可将降木脂素分为降木脂素和降新木脂素。降木脂素类化合物具有抗肿瘤、抗过敏、抗炎、抗氧化和抗HIV及激素样作用等多种生物活性。主要对天然来源的降木脂素类化合物的结构类型及生物活性进行综述,为降木脂素类化合物的研究开发和应用提供依据。

关键词：降木脂素降新木脂素天然来源结构类型生物活性

Qualitative and Quantitative Analysis of Linoleic Acid in Polygonati Rhizoma

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Digital Chinese Medicine 2020年第3期3卷 180-187页

作者： ZHOU Zhun YUAN Han-Wen peng cai-yun JIAN Yu-Qing ZHOU Xu-Dong LI Bin SHENG Wen-Bing GONG Li-Min HE Shu-Jin WANG Wei LIU Chang-Xiao Sino-Pakistan TCM and Ethnomedicine Research Center Innovative Materia Medica Research InstituteSchool of PharmacyHunan University of Chinese MedicineChangshaHunan 410208China Hunan Xinhui Pharmaceutical Co. Ltd.ChangshaHunan 410000China Tianjin Institute of Pharmaceutical Research Tianjin 300193China

Objective To explore the major compound in Polygonati Rhizoma(Huang Jing,黄精)for quality *** The major compound was isolated and analyzed by liquid chromatography-mass spectrometry(LC-MS),and subsequently further identified by nuclear magnetic resonance(NMR).Thin layer chromatography(TLC)was optimized based on the previous methods reported in the Chinese Pharmacopeia(2015 edition).Results The major compound was isolated from the natural material and identified as linoleic acid.A high performance liquid chromatography(HPLC)method with robust linearity(R2=0.9997),specificity,precision,stability,repeatability and recovery was developed for linoleic acid *** chromatogram was improved significantly after optimization for qualitative *** The optimized TLC method is practical and can be adopted for quality control of Polygonati Rhizoma(Huang Jing,黄精).The levels of linoleic acid vary between species of Polygonati Rhizoma(Huang Jing,黄精),with Polygonatum cyrtonema Hua(Jiang Xing Huang Jing,姜型黄精)showing the highest *** study provides valuable information for quality control of Polygonati Rhizoma(Huang Jing,黄精).

关键词： Polygonati Rhizoma(Huang Jing,黄精) Linoleic acid Qualitative analysis Quantitative analysis Thin layer chromatography(TLC) High performance liquid chromatography(HPLC)

Enhanced rate capability and cycle stability of Ti2C MXene for sodium storage through an aniline molecules welding strategy

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Tungsten 2025年第1期7卷 161-171页

作者： Hao Chen Ya-Qin Wang Dong-Ting Zhang Bei Zhao Min-peng Li Chen-Yang Li Tian-peng Xu Mao-Cheng Liu State Key Laboratory of Advanced Processing and Recycling of Non-Ferrous Metals Lanzhou University of Technology School of Materials Science and Engineering Lanzhou University of Technology School of Computer and Communication Technology Lanzhou University of Technology

MXenes obtained significant attention in the field of energy storage devices due to their characteristic layered structure,modifiable surface functional groups,large electrochemically active surface,and regulable interlayer ***,the self-restacking and sluggish ions diffusion kinetics performance of MXenes during the alkali metal ions insertion/extraction process severely impedes their cycle stability and rate *** paper proposes an aniline molecule welding strategy for welding p-phenylenediamine（PPDA） into the interlayers of Ti2C through a dehydration condensation *** welded PPDA molecules can contribute pillar effect to the layered structure of *** pillar effect effectively maintains the structural stability during the sodium ions insertion/extraction process and effectively expands the interlayer spacing of Ti2C from 1.16 to 1.38 nm,thereby enhancing ions diffusion kinetics performance and improving the long-term cycle *** Ti2C-PPDA demonstrates outstanding Na+storage capability,exhibiting a specific capacity of 100.2 mAh·g-1at a current density of 0.1 A·g-1over 960 cycles and delivering a remarkable rate capability 81.2 mAh·g-1at a current density of 5 A·*** study demonstrates that expanding interlayer spacing is a promising strategy to enhance the Na+storage capacity and improve long-term cycling stability,which provides significant guidance for the design of two-dimensional Na+storage materials with high-rate capability and cycle stability.

关键词： Diffusion kinetics Expanding interlayer spacing Rate capability Sodium ions storage Ti2C

Collaborative Trajectory Planning for Stereoscopic Agricultural Multi-UAVs Driven by the Aquila Optimizer

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Computers, Materials & Continua 2025年第1期82卷 1349-1376页

作者： Xinyu Liu Longfei Wang Yuxin Ma peng Shao School of Computer and Information Engineering Jiangxi Agricultural UniversityNanchang330045China

Stereoscopic agriculture,as an advanced method of agricultural production,poses new challenges for multi-task trajectory planning of unmanned aerial vehicles(UAVs).To address the need for UAVs to perform multi-task trajectory planning in stereoscopic agriculture,a multi-task trajectory planning model and algorithm(IEP-AO)that synthesizes flight safety and flight efficiency is *** on the requirements of stereoscopic agricultural geomorphological features and operational characteristics,the multi-task trajectory planning model is ensured by constructing targeted constraints at five aspects,including the path,slope,altitude,corner,energy and obstacle threat,to improve the effectiveness of the trajectory planning *** combined with the path optimization algorithm,an Aquila optimizer(IEP-AO)based on the interference-enhanced combination model is proposed,which can help UAVs to improve the trajectory search capability in complex operation space and large-scale operation tasks,and jump out of the locally optimal trajectory path region timely,to generate the optimal trajectory planning plan that can adapt to the diversity of the tasks and the flight ***,four simulated flights with different operation scales and different scene constraints were conducted under the constructed real 3Dimension scene,and the experimental results can show that the proposedmulti-task trajectory planning method canmeet themulti-task requirements in stereoscopic agriculture and improve the mission execution efficiency and agricultural production effect of UAV.

关键词： Stereoscopic agriculture unmanned aerial vehicle multi-task interference model Aquila optimizer

Rapid and scalable preparation of highly quaternized polymer networks to achieve efficient simultaneous adsorption of iodide and pertechnetate

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Science China Chemistry 2025年第1期68卷 337-349页

作者： Meiyun Xu Song Gu Fulong Chen Zhe Zhao peng Liu Daoben Hua State Key Laboratory of Radiation Medicine and Protection School of Radiological and Interdisciplinary Sciences (RAD-X) Collaborative Innovation Center of Radiological Medicine of Jiangsu Higher Education Institutions Soochow University

The efficient separation of fission products,such as TcO4-and I-,holds strategic significance for the management of radioactive wastes and environmental *** this study,we propose an ultrafast strategy for scalable preparation of a highly quaternized organic network to facilitate efficient and synchronous separation of iodide and *** network can be prepared within a few minutes at room temperature,using polyethylenimine and 1,2,4,5-tetrakis（bromomethyl）benzene as building *** chlorine replacement,the network,abundantly decorated with quaternary ammonium groups （Cl@QPN）,exhibits an ultrahigh positive charge density of 7.6 mmol/*** enables the rapid and efficient enrichment of target anions through strong electrostatic Coulomb *** a result,Cl@QPN exhibits significantly higher adsorption rate constants of 0.830 g/（mg min） for ReO4-（a nonradioactive surrogate of TcO4-） and 0.677 g/（mg min） for I-compared to other ***,it possesses high adsorption capacities,reaching 1,681 mg/g for ReO4-and 917.4 mg/g for I-.Cl@QPN also demonstrates good selectivity towards target ions and shows efficient adsorption for99TcO4-.Additionally,Cl@QPN exhibits high dynamic processing capacities,handling up to 3,100 and 7,400 kg of simulated streams per kilogram of material for I-and ReO4-,respectively.

关键词： quaternized polymer networks adsorption pertechnetate iodide liquid radioactive streams

稀土元素(Ce/Nd/Eu/Gd)与N共掺锐钛矿相TiO_2的第一性原理研究

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原子与分子物理学报 2018年第1期35卷 132-138页

作者：彭彩云马梅张航张晓旭张丽丽黄以能伊犁师范学院物理科学与技术学院新疆凝聚态相变与微结构实验室伊宁835000 南京大学物理学院国家固体微结构重点实验室南京210093

采用基于密度泛函理论的第一性原理对锐钛矿相TiO_2、稀土元素Ce、Nd、Eu、Gd单掺锐钛矿相TiO_2,以及这四种稀土元素与N共掺锐钛矿相TiO_2前后的几何结构、能带结构、态密度以及光学性质进行了计算.结果表明:四种稀土元素单掺后导致锐钛... 详细信息

采用基于密度泛函理论的第一性原理对锐钛矿相TiO_2、稀土元素Ce、Nd、Eu、Gd单掺锐钛矿相TiO_2,以及这四种稀土元素与N共掺锐钛矿相TiO_2前后的几何结构、能带结构、态密度以及光学性质进行了计算.结果表明:四种稀土元素单掺后导致锐钛矿TiO_2晶胞膨胀,晶格发生畸变,禁带宽度变小,而其与N共掺后晶格畸变的程度小于单掺体系,且共掺体系的禁带宽度也减小.在光学性质中,单掺体系和共掺体系的光吸收带边都发生了红移,在可见光区的吸收系数增加,且共掺体系比单掺体系增加程度大,整体有效提高了TiO_2的光催化效率.

关键词：第一性原理锐钛矿Ti O2 电子结构光学性质

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仙茅的化学成分和药理活性研究进展

中草药 2020年第8期51卷 2238-2247页

作者：周芳姚萌吴倩王思成王炜刘昌孝李斌彭彩云湖南中医药大学中巴中医药民族医药国际合作基地湖南长沙410208 湖南中医药大学创新药物研究所湖南长沙410208 浙江大学竺可桢学院浙江杭州310012 天津药物研究院天津300301 湖南中医药大学第一附属医院湖南长沙410007

仙茅是石蒜科多年生草本植物,民间用药历史悠久。仙茅的主要活性成分包括酚类及酚苷类、皂苷元及皂苷类、木脂素类、黄酮类、生物碱、脂肪族类等。仙茅具有消散痈肿、强筋骨、驱寒湿、补肾阳、益精血等功效,现代药理研究表明仙茅具有抗... 详细信息

仙茅是石蒜科多年生草本植物,民间用药历史悠久。仙茅的主要活性成分包括酚类及酚苷类、皂苷元及皂苷类、木脂素类、黄酮类、生物碱、脂肪族类等。仙茅具有消散痈肿、强筋骨、驱寒湿、补肾阳、益精血等功效,现代药理研究表明仙茅具有抗氧化、免疫调节、抗骨质疏松、补肾壮阳、肝保护、神经保护等活性。综述了仙茅的化学成分和药理活性及质量标志物的研究进展,为仙茅的进一步开发和利用提供研究依据。

关键词：仙茅石蒜科酚类酚苷皂苷皂苷元木脂素黄酮生物碱质量标志物抗氧免疫调节

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中医药院校有机化学实验教学模式改革的实践

湖南科技学院学报 2009年第12期30卷 42-43页

作者：盛文兵彭彩云方渡湖南中医药大学药学院湖南长沙410208

采用基础实验与小型综合性实验结合进行的教学方法,在内容安排上与药物化学、生物化学教学紧密联系,加强学生的实验能力培养。实践证明,这种教学方法加深了学生对有机化学理论知识的理解,提高学生独立分析问题及解决问题的能力。

关键词：有机化学实验教学模式改革

Study of the Transport Behavior of Multispherical Proppant in Intersecting Fracture Based on Discrete Element Method

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Energy Engineering 2025年第1期122卷 185-201页

作者： Chengyong peng JianshuWu Mao Jiang Biao Yin Yishan Lou CNOOC Research Institute Company Limited Beijing100028China School of Petroleum Engineering Yangtze UniversityWuhan430100China Hubei Key Laboratory of Oil and Gas Drilling and Production Engineering(Yangtze University) Wuhan430100China

To analyze the differences in the transport and distribution of different types of proppants and to address issues such as the short effective support of proppant and poor placement in hydraulically intersecting fractures,this study considered the combined impact of geological-engineering factors on *** reservoir production parameters and the discrete elementmethod,multispherical proppants were ***,a 3D fracture model,based on the specified conditions of the L block,employed coupled(Computational Fluid Dynamics)CFD-DEM(Discrete ElementMethod)for joint simulations to quantitatively analyze the transport and placement patterns of multispherical proppants in intersecting *** indicate that turbulent kinetic energy is an intrinsic factor affecting proppant ***,the efficiency of placement and migration distance of low-sphericity quartz sand constructed by the DEM in the main fracture are significantly reduced compared to spherical ceramic proppants,with a 27.7%decrease in the volume fraction of the fracture surface,subsequently affecting the placement concentration and damaging fracture *** to small-angle fractures,controlling artificial and natural fractures to expand at angles of 45°to 60°increases the effective support length by approximately 20.6%.During hydraulic fracturing of gas wells,ensuring the fracture support area and post-closure conductivity can be achieved by controlling the sphericity of proppants and adjusting the perforation direction to control the direction of artificial fractures.

关键词： Hydraulic fracturing discrete element method proppant sphericity CFD-DEM