earth相关论文
Seismic waveform modeling is one of the most powerful tools for understanding Earth\'s structure,since it allows wavef......
It has been more than a year since Don passed away suddenly.Thinking about it still makes my heart hurt.I did not know D......
Toward practical photoelectrochemical water splitting and CO2 reduction using earth-abundant materia
Photoelectrochemical (PEC) fuel generation from water splitting and CO2 reduction (CO2R) utilizing solar energy holds im......
A vertical antenna radiation in the presence of a sphere such as the earth has been a common problem in many science and......
Taking the roasting ore water leaching process in Baotou rare earth concentrate sulfuric acid roasting as an object,the ......
ANOMALIES OF DENSITY, STRESSES, AND GRAVITY IN THE INTERIOR OF EARTH AND MARS AND POSSIBLE GEODINAMI
Formulas that include in the quadratic approximation the contribution of anomalous masses, distributed in height to the ......
黄河流域是我国重要的生态功能区,在我国经济社会发展和生态安全方面的作用举足轻重。如何及时、准确的获取黄河流域生态环境质量......
【Abstract】Like many traditional arts， Clay sculpture is faced with difficulties in this new era， it is far from being en......
Design concept At present， China’s senior high school English curriculum reform is gradually changing from "knowledg......
Nowadays， environmental problems are so common and are so big that not just for individual country or individual person t......
Moths that fly by day are not properly to be called moths； they do not excite that pleasant sense of dark autumn nights a......
Christine and Shannon， our two young backpackers， were having the time of their life， in Glasgow and then a drive up throug......
Our never-thought to ask question for today is： Why is the earth round？ Why not a cube？ Because…， because really big things......
青藏地区具有多湖、高、寒、生态脆弱等自然特征,基于Google Earth的地理微视频可以充分展现青藏地区的自然特征,有助于培养学生的......
以粤港澳大湾区为例,基于Google Earth Engine云平台,从影像完整度、PC1贡献率与稳定性和样区纯净度三方面,探讨研究区空间尺度、......
With the launch of a satellite in June 2020(Fig.1),China completed BeiDou(“Big Dipper”),its global navigation satellit......
Space missions targeting asteroids,loosely bound clumps of rock,ice,and metals,some of which are thought to pre-date the......
Examination of 420,000 years old ice cores shows a close relation between temperature increase and CO</span><sub><span s......
Geochemical characteristics of REY, Li, Ga trace elements in the No. 9 coal seam of the Daheng mine,
To understand the geochemical characteristics of the No.9 coal in the Daheng Mine of the Ningwu coalfield,the trace elem......
This reflection on the moral consideration of nature begins with two classic arguments of environmental ethics which,whi......
This paper is devoted to the study of the most suitable protocols needed to verify the lightning protection and ground r......
近年来,水资源利用超载导致新疆生产建设兵团(下称"兵团")生产生态问题频发,科学精准评估水资源承载现状能够为兵团社会经济发展和......
Microstructure and properties of nano-laminated Y_(3)Si_(2)C_(2) ceramics fabricated via in situ rea
A nano-laminated Y3Si2C2 ceramic material was successfully synthesized via an in situ reaction between YH2and SiC using ......
Preparation and properties of CMAS resistant bixbyite structured high-entropy oxides RE_(2)O_(3)(RE=
Y2O3 is regarded as one of the potential environmental barrier coating(EBC)materials for Al2O3f/Al2O3ceramic matrix comp......
Behavior of sulfate in preparation of single light rare earth carbonate by Mg(HCO_(3))_(2) precipita
The precipitation of the water-leaching solution of Baotou mixed rare earth(RE) concentrate roasted with sulfuric acid u......
Bayan Obo rare earth resource is an important strategic resource in China.According to the published data,the content of......
If astronomy gave a‘‘truth-in-naming’’award,it would have to go to the object known as FarFarOut.It5 s the most remo......
Enrichment characteristics and sources of the critical metal yttrium in Zhijin rare earth-containing
Yttrium(Y)is a critical metallic element that is used widely in modern scientific,technological,and industrial applicati......
Seeing a whale stranded on a beach often provokes a strong reaction.It can make people curious-beached whales can do str......
The Global Positioning System (GPS): Creating Satellite Beacons in Space, Engineers Transformed Dail
1.Prologue In late 1990,war in the Persian Gulf loomed beyond a January deadline for lraq to pull its invading forces ba......
本文以摩天轮与太阳轨迹试题为案例,采用Google Earth软件作为主要的探究性学习工具,并辅以其他信息技术手段。将学生分组,依次开......
地理核心素养是贯穿地理课程的中心思想,传统的地理教学模式已不能很好地适应地理教学对学生核心素养的培育要求。文章以\"地形......
As a key technique in deep space navigation, radio interferometry can be used to determine the accurate location of a sp......
After hundreds of years of technological revolution and rapid development, humanity has reached a moment of crisis in it......
Emergence refers to the existence or formation of collective behaviors in complex systems.Here,we develop a theoretical ......
China Rare Earth Information China to lift subsidies for new photovoltaic,onshore wind power project
China will end the subsidies for new centralized photovoltaic stations,distributed photovoltaic projects and onshore win......
Institute of Geology and Geophysics, Chinese Academy of Sciences——The time-space exploration from Ea
The Institute of Geology and Geophysics, Chinese Academy of Sciences(IGGCAS) is located in the ancient city of Beijing, ......
Magnetocrystalline anisotropy and dynamic spin reorientation of half-doped Nd_(0.5)Pr_(0.5)FeO_(3)si
The single crystals of Nd0.5Pr0.5FeO3were successfully grown by optical floating zone method.Room temperature x-ray diff......
Rare earth(La,Pr,Sm,Ce and Yb)-doped porous In2O3 nanosheets are prepared by a solvothermal method.The effect of rare ea......
Common collectors for rare earth mineral(REM) flotation,which include carboxylates and hydroxamates,face problems such a......
Variations in rare earth elements with environmental factors in lake surface sediments from 17 lakes
Numerous lakes in western China are excellent sites for understanding environmental change.However,what dominates rare e......
The Tibetan Plateau(TP),as the world’s highest plateau,has almost all the key elements of the entire Earth system,inclu......
Quartz grain surface microtextural evidence for provenance of the Quaternary aggradation red earth d
The Quaternary aggradation red earth(QARE)deposit in the middle reaches of the Yangtze River(MRYR)in southern China prov......
Xianfeng large-scale lignite mining area, symbiotic diatomaceous earth mining area is the second largest diatomaceous ea......
Ⅰ. INTRODUCTIONThe coordination of H3SSA and metal ion in aqueous solution has been studied widely for a long time. S. ......
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Contents of 15 rare earth elements (REEs) in the seeds of 60 breeds of wheat have been analyzed by the inductively-coupl......
The concepts of neural network and tree structure are introduced to rare earth separations. The recursive relations and ......
A study on mathematical modelling on instability of fault is reported.The fracture mechanics and fracture dynamics as a ......
