VAT

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基于机载LiDAR-DEM多特征信息融合增强的滑坡裂缝识别
《自然灾害学报》2025年第2期79-88,共10页韩磊 段平 王扶卷 伍红玲 李佳 
国家自然科学基金项目(42361070);云南省基础研究计划项目(202401AT070125,202301AT070061);兴滇英才支持计划项目(YNWR-QNBJ-2020-048,YNWR-QNBJ-2020-103);云南省基础研究专项重点项目(202201AS070024);云南省高层次科技人才及创新团队选拔专项(202305AS350003)。
数字高程模型(digital elevation model,DEM)可用于表达滑坡裂缝凹陷地形特征及高程变化,基于DEM能够对滑坡裂缝进行识别。然而,单一的DEM地形地貌数据难以精确表达滑坡裂缝复杂的地形特征。文中提出了一种基于机载激光雷达(light detec...
关键词：机载激光雷达 数字高程模型 多特征图像融合 VAT 滑坡裂缝识别 
A warpage-free Si_(3)N_(4) slurry strategy for vat photopolymerization
《Journal of Advanced Ceramics》2025年第1期193-204,共12页Chi Huang Liya Zheng Zhilin Tian Lei Shi Bin Li 
financially supported by the Leading Talent Project of the National Special Support Program(No.2022WRLJ003);the National Natural Science Foundation of China(No.52202126);Guangdong Basic and Applied Basic Research Foundation(No.2021B1515020083);Shenzhen Science and Technology Program(Nos.202206193000001 and 20220818183014003).
Si_(3)N_(4) ceramics are promising wave-transparent materials with excellent mechanical and dielectric properties.Vat photopolymerization(VPP)three-dimensional(3D)printing provides a strategy for preparing ceramics wi...
关键词：three-dimensional(3D)printing vat photopolymerization Si_(3)N_(4) WARPAGE mechanical properties 
Failure Behavior and Mechanism of Vat Photopolymerization Additively Manufactured Al_(2)O_(3) Ceramic Lattice Structures
《Additive Manufacturing Frontiers》2024年第4期166-177,共12页Keqiang Zhang Xueqin Zhang Qiaoyu Meng Bin Zhang Zhaoliang Qu Rujie He 
supported by National Natural Science Foundation of China(Grant Nos.52275310,52402084);the China Postdoctoral Science Foundation(Grant No.2024M751646).
Vat photopolymerization additive manufacturing produces lightweight load-bearing ceramic lattice structures that have flexibility,time-efficiency,and high precision,compared to conventional technology.However,understa...
关键词：Ceramic lattice structure Vat photopolymerization additive manufacturing Ex-and in-situ X-ray computed tomography(X-CT) Compression behavior Failure mechanism 
Transforming adolescent menstrual health through policy:the role of value added tax exemptions in improving access to sanitary products
《Global Health Research and Policy》2024年第1期407-410,共4页Deborah Oluwaseun Shomuyiwa Goodness Ogeyi Odey Antor Odu Ndep Olabode Ekerin Josephine Ndapewoshali Amesho Esperance Luvindao Emery Manirambona Don Eliseo Lucero‑Prisno III 
In Namibia,the Value Added Tax(VAT)Amendment Act 2022,which reclassified the supply of sanitary pads as zero-rated,has significant implications for adolescent girls’menstrual health and education.The policy change re...
关键词：VAT Menstrual health Period poverty Menstrual products Adolescent girls Menstrual hygiene Policies Sanitary products ABSENTEEISM Gender inequalities 
Additive manufacturing of pure copper via vat photopolymerization with slurry
《Transactions of Nonferrous Metals Society of China》2024年第12期3992-4004,共13页An-liang YE Meng WANG Yan-bin JIANG Xiao-zan WU Chao-qun PENG Jin HE Xiao-feng WANG 
supported by the Major Science and Technology Projects in Fujian Province,China(No.2023HZ021005);the State Key Laboratory of Powder Metallurgy,Central South University,China,and Fujian Key Laboratory of Rare-earth Functional Materials,China.
Stereolithography(SLA)combined with a two-step post-processing method“oxidation−reduction”was developed to fabricate pure copper with high complexity.The copper slurries for SLA were prepared,and particularly the in...
关键词：pure copper additive manufacturing STEREOLITHOGRAPHY complex structure parts copper slurry 
不同排放控制策略的城市减污降碳协同效应及空气质量改善研究被引量：2
《环境科学研究》2024年第11期2423-2433,共11页唐湘博 曹利珍 马志文 周忠林 孙靖 匡俊丽 
国家自然科学基金基础科学中心项目(No.72088101);国家自然科学基金面上项目(No.72174060);湘江实验室项目(No.22XJ03015)。
减污降碳协同增效是我国促进经济社会发展全面绿色转型的重大战略举措,而城市重点排放源是碳和大气污染物排放的主要来源,因此探究重点排放源在不同控制策略下的城市减污降碳协同效应及空气质量改善效果具有重要意义。本文以湖南省湘潭...
关键词：重点排放源 减污降碳 空气质量改善 LEAP模型 RSM-VAT系统 
Consideration of the Application and Risk Prevention of VAT Tax Rebate Policy for Construction Enterprises at the End of the Period
《Proceedings of Business and Economic Studies》2024年第5期138-144,共7页Liangliang Wu 
The“Announcement on Deepening the Value-Added Tax Reform”clearly outlines the preferential policy regarding incremental retention tax rebates.With the advancement of value-added tax(VAT)reform and the improvement of...
关键词：Construction enterprises VAT retained tax credit refunds Planning Risk prevention 
New approach to preparing near zero shrinkage alumina ceramic cores with excellent properties by vat photopolymerization
《Journal of Materials Science & Technology》2024年第26期61-72,共12页Xiang Li Haijun Su Dong Dong Hao Jiang Yuan Liu Zhonglin Shen Yinuo Guo Shuqi Hao Zhuo Zhang Min Guo 
the National Natural Science Foundation of China(Nos.52130204,52174376);the Guangdong Basic and Ap-plied Basic Research Foundation(No.2021B1515120028);the Sci-ence and Technology Innovation Team Plan of Shaan Xi Province(No.2021TD-17);the Youth Innovation Team of Shaanxi Univer-sities,Xi’an Science and Technology Program(No.21ZCZZHXJS-QCY6-0005);the Fundamental Research Funds for the Central Uni-versities(Nos.D5000230348,D5000210902);the TQ Innovation Foundation(No.23-TQ09-02-ZT-01-005);the Aeronautical Science Foundation of China(No.20220042053001);the Thousands Person Plan of Jiangxi Province(No.grant number JXSQ2020102131);the Innovation Foundation for Doctor Dissertation of Northwestern Polytechnical University(No.CX2022033),China.
Vat photopolymerization(VPP)3D printing technology has broken through mold limitations and shown great potential to manufacture complex-structured ceramic cores for turbine blades.However,improving dimensional accurac...
关键词：Near-zero shrinkage Vat photopolymerization Alumina ceramic cores Post-processing regime Aluminum powder 
Vat-based photopolymerization 3D printing:From materials to topical and transdermal applications
《Asian Journal of Pharmaceutical Sciences》2024年第4期1-19,共19页Angélica Gra Sara Bom Ana M.Martins Helena M.Ribeiro Joana Marto 
funded by the Fundacao para a Ciencia e Tecnologia,Portugal[UIDB/04138/2020 and UIDP/04138/2020 to iMed.ULisboa,CEECINST/00145/2018 to J Marto,fellowship 2020.10138;BD to A.Graca and UI/BD/153624/2022 to S.Bom].
Three-dimensional(3D)printing is an innovative manufacturingmethod with the potential to revolutionize topical and transdermal dosage forms.Nowadays,it is established that Vatbased photopolymerization(VP)3D printing t...
关键词：Vat-based photopolymerization 3D printing Topical delivery Transdermal delivery Resins PHOTOINITIATORS 
Vibration-assisted vat photopolymerization for pixelated-aliasing-free surface fabrication
《International Journal of Extreme Manufacturing》2024年第3期440-456,共17页Han Xu Renzhi Hu Shuai Chen Junhong Zhu Chi Zhou Yong Chen 
Mask image projection-based vat photopolymerization(MIP-VPP)offers advantages like low cost,high resolution,and a wide material range,making it popular in industry and education.Recently,MIP-VPP employing liquid cryst...
关键词：additive manufacturing vat photopolymerization piezo vibration sub-pixel resolution ALIASING 
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