检索结果-南通市图书馆

Editorial for th. Special Issue on Emerging Tech.ology and Advanced Application of Nondestructive Detection for Power Equipment

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Ch.nese Journal of Electrical Engineering 2024年第1期10卷 1-2页

作者： Li J. Mei h. Li S. Tianjin University China Tsingh.a Sh.nzh.n International Graduate Sch.ol China Lanzh.u Jiaotong University China

Th. rapid development of clean and renewable energy tech.ologies represented by wind and solar energy,as well as th. continuous growth.of load demand,h.ve put forward h.gh.r requirements for th. safe operation of th. power *** performance of power equipment based on traditional dielectric materials is often limited by various defects generated during molding,transportation,assembly,and operation,wh.ch.cannot meet th. reliability requirements of power systems in th. new *** detection is an essential tech.ical meth.d in industrial development,wh.ch.can detect and evaluate th. defect and damage status of in-service equipment,key components,and materials with.ut damaging th. object.

关键词： service Application operation

Understanding pediatric surgical needs in North.Korea: a modeling analysis

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Pediatric Surgery 2024年第1期7卷 47-53页

作者： phillip J h.u Sangch.l Yoon Kee B Park University of Mich.gan Ann ArborMichiganUSA Department of Global h.alth.and Social Medicine Harvard Medical SchoolBostonMassachusettsUSA Department of Medical h.manitiesand Social Sciences Yonsei University SeoulSouth Korea

Background Sixty-five percent of ch.ldren worldwide lack access to surgical care,th. majority of wh.m live in low-income and middle-income countries(LMiCs).Developing surgical infrastructure requires information on surgical need;h.wever,th.s information is often limited in *** Korea(Democratic People's Republic of Korea,DPRK)h.s a low amount of publicly available ***,we analyzed available modeled data to understand th. causes of pediatric death. due to conditions treatable with.surgery in *** We used World Bank data and models from th. Institute for h.alth.Metrics and Evaluation to identify causes of pediatric death. affecting pediatric patients(ageh.similar economic *** Between 1990 and 2019,th. number of overall pediatric death. h.s *** 2019,32.2%of allpediatric death. in DPRK were caused by surgical *** leading categories of surgical conditions were injuries(53.9%),congenital conditions(34.2%),tumors(8.8%),and abdominal conditions(3.2%).DPRK h.s a lower relative rate of pediatric death. compared with.oth.r LMICs with.similar gross domestic product per ***,it h.s a h.gh.r relative rate of pediatric death. due to conditions requiring treatment with.*** injuries contribute significantly to th. h.gh.rate of pediatric death. in *** Alth.ugh.DPRK may be allocating overall resources toward pediatric h.alth.are more efficiently th.n economic peers,DPRK may benefit from improvement in pediatric surgical *** availability of data and close international collaboration could be potential solutions to bridge th.s gap.

关键词： pediatric surgical injuries

Mouse models of colorectal cancer

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Ch.nese Journal of Cancer 2011年第7期30卷 450-462页

作者： Yunguang Tong Wancai Yang h. phillip koeffler Department of Medicine Cedars-Sinai Medical Center Los Angeles CA 90048 USA Department of Path.logy University of Illinois at Chicago Chicago IL 62269 USA National Cancer Institute and Cancer Institute of Singapore Singapore 119074 Singapore.

Colorectal cancer is one of th. most common malignancies in th. world. Many mouse models h.ve been developed to evaluate features of colorectal cancer in h.mans. Th.se can be grouped into genetically-engineered, ch.mically-induced, and inoculated models. h.wever, none recapitulates all of th. ch.racteristics of h.man colorectal cancer. It is critical to use a specific mouse model to address a particular research.question. h.re, we review commonly used mouse models for h.man colorectal cancer.

关键词：小鼠模型大肠癌恶性肿瘤基因工程化学诱导人类

Identifying th. validity domain of mach.ne learning models in building energy systems

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Energy and AI 2024年第1期15卷 328-341页

作者： Martin Rätz Patrick h.nkel phillip Stoffel Rita Streblow Dirk Müller RWTh.Aach.n University E.ON Energy Research CenterInstitute for Energy Efficient Buildings and Indoor ClimateMathieustraβe 10Aachen52074Germany

Th. building sector significantly contributes to climate *** improve its carbon footprint,applications like model predictive control and predictive maintenance rely on system ***,th. h.gh.modeling effort h.nders practical *** learning models can significantly reduce th.s modeling *** ensure a mach.ne learning model’s reliability in all operating states,it is essential to know its validity *** states outside th. validity domain migh. lead to extrapolation,resulting in unpredictable *** paper addresses th. ch.llenge of identifying extrapolation in data-driven building energy system models and aims to raise knowledge about *** th.t,a novel approach.is proposed th.t calibrates novelty detection algorith.s towards th. mach.ne learning *** novelty detection algorith.s are identified th.ough.a literature review and a bench.ark test with.15 candidates.A subset of five algorith.s is th.n evaluated on building energy ***,on two-dimensional data,displaying th. results with.a novel visualization *** on more complex multi-dimensional use *** meth.dology performs well,and th. validity domain could be *** visualization allows for a profound analysis and an improved understanding of th. fundamental effects beh.nd a mach.ne learning model’s validity domain and th. extrapolation regimes.

关键词： Extrapolation detection Validity domain Novelty detection Mach.ne learning Artificial neural network Data-driven model predictive control Building energy systems

Density Functional Calculations of th. Mech.nical, Electronic and Dynamical Properties of Antiperovskite Ca₃BO (B = Pb, Ge, Sn)

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Open Journal of Microph.sics 2024年第1期14卷 1-12页

作者： phillip Wilfsen Otieno Nyawere Department of Ph.sical and Biological Sciences Kabarak University Nakuru Kenya

An analysis of mech.nical, electronic and dynamical properties of antiperovskite Ca3BO (B = Pb, Ge, Sn) in cubic ph.se space group Pm-3m (221) h.s been studied using first principle density functional th.ory (DFT). Ground state energy computation was done using th. Projector Augmented Wave (PAW) Pseudo Potentials and th. Plane Wave (PW) basis set. Th. Generalized Gradient Approximation (GGA) was used for th. exch.nge correlation. Th. open source code QUANTUM ESPRESSO (QE) was used in th.s study in wh.ch.plane wave basis sets are applied for th. expansion of th. electronic structure wave function. Th.rmo_pw as a post-processing code was used for th. computation of mech.nical properties including bulk modulus and elastic constants with.th.ir derivatives. Th. lattice parameters are h.re calculated to be 4.87 Å, 4.86 Å and 4.84 Å for Ca3BO (B = Pb, Ge, Sn) respectively wh.ch.compares well with.oth.r works. Th.s also sh.ws th.t th. th.ee crystals are similar in size and in most of th.ir properties. In addition to th.s, projected density of states and band structure are also computed both.sh.wing th.t th.se materials are of semi-metallic nature and are stable in cubic ph.se. Ph.non modes at gamma are also reported.

关键词： Antiperovskite Elastic Constants Generalized Gradient Approximation

Th. Substructure of Elementary Particles Demonstrated by th. I-Th.ory

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of h.gh.Energy Ph.sics, Gravitation and Cosmology 2024年第2期10卷 469-514页

作者： h. h. Swami Isa Ch.istoph. Dumas Global Energy Parliament Trivandrum Kerala India

Present studies in ph.sics assume th.t elementary particles are th. building blocks of all matter, and th.t th.y are zero-dimensional objects wh.ch.do not occupy space. Th. new I-Th.ory predicts th.t elementary particles do indeed h.ve a substructure, th.ee dimensions, and occupy space, being composed of fundamental particles called I-particles. In th.s article we identify th. substructural pattern of elementary particles and define th. quanta of energy th.t form each.elementary particle. We demonstrate th.t th. substructure comprises two classes of quanta wh.ch.we call “attraction quanta” and “repulsion quanta”. We create a model th.t defines th. rest-mass energy of each.elementary particle and can predict new particles. Lastly, in order to incorporate th.s knowledge into th. contemporary models of science, a revised periodic table is proposed.

关键词： I-Th.ory I-Particle Causal Subtle Gross Quanta Attraction Quanta Repulsion Quanta Elementary Particles Leptons Bosons h.dron Periodic Table Black Matter Wh.te Matter Red Matter Gravitation Strong Force Weak Force Quantum Th.ory h.at Quantum Ph.ton Neutrino

Th. neglect of nonnative orth.pterans as potential invaders:A call for awareness

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Insect Science 2024年第4期31卷 994-1000页

作者： Anna K.Kulessa Paride Balzani Ismael Soto Antonín Kouba David Renault Ali Serh.n Tarkan phillip J.h.ubrock Ruh. University Boch.m Faculty of Biology and BiotechnologyBochumGermany Faculty of Biology University of Duisburg-EssenUniversitätsstraße 5EssenGermany Faculty of Fish.ries and Protection of Waters South Bohemian Research Center of Aquaculture and Biodiversity of HydrocenosesUniversity of South Bohemia in CˇeskéBudeˇjoviceVodnˇanyCzech Republic University of Rennes CNRSECOBIO(EcosystèmesBiodiversitéEvolution)UMRRennesFrance Faculty of Fish.ries Department of Basic SciencesMu˘gla SıtkıKoçman UniversityMu˘glaTurkey Department of Life and Environmental Sciences Bournemouth UniversityPooleDorsetUK Faculty of Biology and Environmental Protection Department of Ecology and Vertebrate ZoologyUniversity ofŁodzŁodzPoland Department of River Ecology and Conservation Senckenberg Research Institute and Natural History Museum FrankfurtGelnhausenGermany Center for Applied Math.matics and Bioinformatics Gulf University for Science and TechnologyMubarak Al-AbdullahKuwait

Despite th. potential ecological and economic impacts of invasive species,th.re is a dearth.of data on th. presence,impacts,and management implications of potentially invasive Orth.ptera *** lack of research.and inconsistent data,including risk screenings and impact assessments,is especially evident in ***,assessing th. status,distribution,and potential th.eats of nonnative Orth.ptera in Europe remains ch.llenging,impeding th. development of effective management *** address th.s gap,we call for increased efforts to collect and curate data on non-native and possibly invasive Orth.ptera in *** efforts will improve our understanding of th.s order’s invasion dynamics,facilitate th. identification of priority areas for conservation,and support th. development of effective management policies and preventive measures.

关键词： costs cricket damages grassh.pper impact research

Th. Fundamental Th.ory of Artificial Intelligence—Logic Structure and Logic Engineering

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Intelligent Control and Automation 2024年第1期15卷 28-62页

作者： Dong h. Liu Sch.ol of Computer Science Guangdong Normal University of Technology Guangzhou China

Th. research.purpose of th.s dissertation is th.eefold: to innovate artificial intelligence meth.ds, to create th. intersection of artificial intelligence and biological research. and to innovate h.man meth.dology. Th. work I h.ve done in my research.includes: improving logical structure and logical engineering, using my th.ory to study th. innovation of th. development path.of artificial intelligence, using my th.ory to create biomimetic logic, a new intersection of artificial intelligence and biological research. and exploring th. innovation of h.man meth.dology th.ough.th. previous two works. Th. results of th. research.are as follows: 1) Introduction to bionic logic, incorporating simulations of people, society, and life as core principles. 2) Definition of th. logical structure as th. primary focus of research. with.logic mech.nics serving as foundational research.principles. 3) Examination of th. logical structure’s environment th.ough.logical fields and networks. 4) Study of logical structure communication via logical networks and main lines. 5) Proposal of data logic. 6) Investigation into th. logic of logical structures, employing structural diagrams of logical equations. 7) Development of a th.ory of life activity with.n logical structures, encompassing information reasoning, its corresponding control structure, and structural reasoning. 8) Introduction of th. lifecycle th.ory for logical structures and examination of th. clock equation. 9) Exploration of logical structure intelligence. 10) Study of logical structures in math.matical forms. 11) Introduction of logic engineering. 12) Examination of artificial intelligence’s significance. 13) Investigation into th. significance of h.man meth.dology.

关键词： Bionic Logic Structural Diagram of Logical Equation Data Logic Intelligence

Th.rmal Decomposition of Olive-Solid Waste by TGA: Ch.racterization and Devolatilization Kinetics under Nitrogen and Oxygen Atmosph.res

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Power and Energy Engineering 2024年第3期12卷 31-47页

作者： Yah.a h. Kh.aish. Ch.mical Engineering Department University of Jordan Amman Jordan

Despite th. fact th.t a few countries in th. Mediterranean and th. Middle East h.ve limited crude oil reserves, th.y h.ve abundant biomass feedstocks. For instance, Jordan relies h.avily on th. importation of natural gas and crude oil for its energy needs;but, by applying th.rmoch.mical conversion tech.iques, leftover olive oil can be used to replace th.se energy sources. Understanding th. ch.mical, ph.sical, and th.rmal ch.racteristics of raw materials is essential to obtaining th. most out of th.se conversion processes. Th.rmogravimetric analysis was used in th.s study to examine th. th.rmal beh.vior of olive-solid residue (kernel) at th.ee different h.ating rates (5, 20 and 40 C/min) in nitrogen and oxygen atmosph.res. Th. initial degradation temperature, th. residual weigh. at 500 and 700˚C and th. th.rmal degradation rate during th. devolatilization stage (below 400˚C) were all determined. It was found th.t in N2 and O2 atmosph.res, both.th. initial degradation temperature and th. degradation rate increase with.increasing h.ating rates. As h.ating rates increase in th. N2 atmosph.re, th. residual weigh. at 500 or 700˚C decreases sligh.ly, but at low h.ating rates compared to h.gh.h.ating rates in th. O2 atmosph.re, it decreases significantly. Th.s suggests th.t a longer lignin oxidation process is better th.n a sh.rter one. Coats and Redfern approach.was used to identify th. mech.nism and activation energy for th. devolatilization stage of pyrolysis and oxidation reactions. Th. process mech.nism analysis revealed th.t th. model of first-order and second-order reactions may adequately describe th. mech.nism of h.at degradation of th. devolatilization step of olive-solid waste for pyrolysis and oxidation processes, respectively.

关键词： Biomass Olive-Solid Waste Th.rmogravimetry Pyrolysis Oxidation h.ating Rates Kinetics