Recovery of rare earth elements from permanent magnet scraps by pyrometallurgical process
Recovery of rare earth elements from permanent magnet scraps by pyrometallurgical process
... 1.96 Recovery of rare earth elements from permanent magnet scraps by pyrometallurgical process Figures Fig.1 Illustration of experimental process for recovery of the rare earth elements from permanent ... present work The magnet scraps were first pulverized to fine particles The scraps powders were then fully Recovery of rare earth elements from permanent magnet scraps by pyrometallurgical process oxidized ... temperature process for the extraction of the rare earth element was recently reported by Nakamoto et al [15] A pyrometallurgical process to recovery of rare earth elements from Nd-Fe-B permanent magnet...
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Expansion of Operating Limits for Permanent Magnet Motor by Current Vector Control
... cases, the permanent magnet is demagnetized irreversibly by the flux-weakening control VI DEMAGNETIZATION OF PERMANENT MAGNET If the PM motor is controlled by the foregoing fluxweakening control ... MORIMOTO et al.: EXPANSION OF OPERATING LIMITS FOR PERMANENT MAGNET MOTOR - To examine the demagnetization of the permanent magnet due to the d-axis armature reaction, the demagnetizing coefficient ... MORIMOTO et al.: EXPANSION OF OPERATING LIMITS FOR PERMANENT MA(;NET MOTORS 4) The control method considering the demagnetizationlimit is analyzed If the permanent magnet has a straight demagnetization...
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Báo cáo hóa học: " Recovery of divergent avian bornaviruses from cases of proventricular dilatation disease: Identification of a candidate etiologic agent" pptx
... using Tailed_RNAligateRC, 5'AAGCAGTGGTAACAACGCAGAGTACGGGTGAAAGTGATAAC-3' and the gene specific primer, ABV3RaceInner, 5'-GCAATCCAGGAATAAGCAAGCACAAA-3' (maps to residues 8595-8620 of vRNA) Both of ... sequences: ABV1r, 5'-ATGACCAGGACGAGGAGATG-3' (maps to residues 8831-8812 of vRNA), ABV2r, 5'-CCTGTGAATGTCTCGTTTCTG-3' (maps to residues 5754-5733 of vRNA), and ABV3r 5-TTCTTTCAGCAACCACTGACG-3' (maps ... Britton P, Cavanagh D: Isolation of a coronavirus from a green-cheeked Amazon parrot (Amazon viridigenalis Cassin) Avian Pathol 2006, 35:122-126 Ritchie B: Avian Viruses: Function and Control Lake Worth:...
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Báo cáo hóa học: "Influence of Rare Earth Doping on the Structural and Catalytic Properties of Nanostructured Tin Oxide" docx
... Sn#1000 Conversion/Selectivity (%) Conversion/Selectivity (%) ð1Þ The effects of the process of segregation and de-mixing of these rare earths on the SnO2 catalytic properties were studied and compared ... modification of the nanostructure and the basic sites of the particles Another phenomenon starts to occur on the surface of doped samples, a segregation process of particles of metastable solid solution, ... on the morphology and properties of tin oxide Rare earth cations have, as yet, been little explored as tin oxide dopants for catalytic purposes However, the consensus is that their influence on...
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china rare earth elements industry primer
... because of their similar properties.1 Rare earth elements are separated into two categories, light rare earths and heavy rare earths The light rare earth elements are lanthanum, cerium, praseodymium, ... utilization of rare earth elements and on the research of rare earth metallurgy, environmental protection, new rare earth functional materials, and rare earth applications in traditional industry The ... methods to recover rare earth elements China also began efforts to promote the research and development of rare earth elements technologies As the global consumption of rare earth elements increased,...
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rare earth elements industry primer - jacob securities (2011)
... + 1-4 1 6-8 6 6-8 300 www.jacobsecurities.com Page OCTOBOCTER JSI SE BC RARE EARTH ELEMENTS – INDUSTRY PRIMER January 20, 2011 JACOB SECURITIES INC EQUITY RESEARCH China and the Rare Earth Industry ... + 1-4 1 6-8 6 6-8 300 www.jacobsecurities.com Page 36 OCTOBOCTER JSI SE BC RARE EARTH ELEMENTS – INDUSTRY PRIMER January 20, 2011 JACOB SECURITIES INC EQUITY RESEARCH Exhibit 27: Historical Rare ... M5L 1G1 + 1-4 1 6-8 6 6-8 300 www.jacobsecurities.com Page 48 OCTOBOCTER JSI SE BC RARE EARTH ELEMENTS – INDUSTRY PRIMER January 20, 2011 JACOB SECURITIES INC EQUITY RESEARCH Quest Rare Minerals...
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rare earth elements update - jacob securities (2011)
... easier access to rare earths Jacob Securities Inc., 199 Bay Street, Suite 2901, Toronto, ON M5L 1G1 + 1-4 1 6-8 6 6-8 300 www.jacobsecurities.com Page OCTOBOCTER JSI SE BC RARE EARTH ELEMENTS – COMPANY ... earths for many years, however, it also Jacob Securities Inc., 199 Bay Street, Suite 2901, Toronto, ON M5L 1G1 + 1-4 1 6-8 6 6-8 300 www.jacobsecurities.com Page OCTOBOCTER JSI SE BC RARE EARTH ... China has set strict Jacob Securities Inc., 199 Bay Street, Suite 2901, Toronto, ON M5L 1G1 + 1-4 1 6-8 6 6-8 300 www.jacobsecurities.com Page OCTOBOCTER JSI SE BC RARE EARTH ELEMENTS – COMPANY...
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Interface studies of rare earth oxides on silicon and germanium substrates
... dielectric constant.22,25 Table 2.1: Summary of the dielectric constant (k), band gap (Eg), conduction (CBO) and valence band offsets (VBO) on Si values for rare earth (RE) oxides and transition metal ... explanation as to why rare earth oxides form good interfaces with Ge 2.1.1 Rare earth oxides as second generation high-k dielectrics The criterion of thermodynamic stability on Si limits the choice of ... Publications 211 vii List of Tables List of Tables Table 2.1: Summary of the dielectric constant (k), band gap (Eg), conduction (CBO) and valence band offsets (VBO) on Si values for rare earth...
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Tài liệu Báo cáo khoa học: Enhanced thermostability of methyl parathion hydrolase from Ochrobactrum sp. M231 by rational engineering of a glycine to proline mutation pdf
... R, Qiao C & Mulchandani A (2010) Cotranslocation of methyl parathion hydrolase to the periplasm and of organophosphorus hydrolase to the cell surface of Escherichia coli by the Tat pathway and ... least three replicates The Km and kcat values were calculated by nonlinear regression using graphpad prism 5.0 (GraphPad Software Inc., La Jolla, CA, USA) Thermostability assay of WT and mutant ... thio-b-dgalactoside, kanamycin and imidazole were purchased from Ameresco (Tully, NY, USA) All chemicals were of analytical grade Construction of WT Ochr-MPH and mutants Genomic DNA of Ochrobactrum...
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Use of an extension of the park's transformation to determine control laws applied to a non sinusoidal permanent magnet synchronous motor
... knowledge of the non sinusoidal permanent magnet synchronous motor We are so able as well to analyse the classical control laws such as 120' voltage control for example, as to deduce of this new ... electromotiveforces, the motor being not supply Park's transformation AAer this first transfoxmation, the Pa& transfomation allows us to work in the rotor's reference, through a rotation of an angle PO.Using the ... PROPOSAL OF AN EXTENSION OF THE PARK'S TRANSFORMATION Classical Park's transformation is in fact the succession of two transfomations The torque is then given by: T, = p.(@~,.io+@'did+@'q.iq) For a...
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Strategy for the instantaneous torque control of permanent magnet brushless DC drives2
... the DSP controller together with the inner loop controller Both the sinusoidal current control and the instantaneous torque control are tested with the speed controller The time response of the ... simulated torque from the motor model is used as the feedback torque signal, i.e the feedback is ideal Therefore, the simulated performance of the controller depends solely on the control algorithm ... eliminate torque pulsation by direct digital control of the inverters This paper describes the instantaneous torque control of a BLDC drive, with the objectives of minimisation of torque ripples...
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210. The change from day to night results the rotation of the Earth. a. change b. to c. results d. potx
... with the health and welfare of the families of workers a she b her life c welfare d the > a 380 There are many different ways of comparing the economy of one nation with those of another a There ... had him to rewrite his thesis many times before allowing him to present it to the committee a to rewrite b many times c allowing him d to the committee > a 345 We wish today was Sunday so that ... moved to London a didn’t see b since c moved d to > a 338 For the first time in the history of the country, the person which was recommended by the president to replace a retiring justice on the...
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Báo cáo hóa học: " Hydrothermal Synthesis, Microstructure and Photoluminescence of Eu3+-Doped Mixed Rare Earth Nano-Orthophosphates" pot
... thermogravimetry (TG) and differential scanning calorimetry (DSC) with a heating rate of 10°C min-1 Results and Discussion Experimental Section Crystal Phase and Microstructure of Mixed Rare Earth Phosphates ... (c) the mixed morphologies of the nanoparticles and nanorods (conglomeration of nanowires), which is consistent with the coexistence of the mixed hexagonal and tetragonal phases Rare earth orthophosphate ... phase structure of the mixed rare earth phosphates, indicating that pure LaPO4 and YPO4 crystallize in monoclinic phase and tetragonal phase, respectively, while the mixed phosphate of La0.5Y0.5PO4...
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Báo cáo y học: "An optimization framework for unsupervised identification of rare copy number variation from SNP array data." doc
... other SNP arrays, including earlier versions of the Affymetrix platform, Illumina arrays, or array comparative genomic (a) 2.5 Raw copy number Raw copy number 3.0 hybridization Any platform that ... Birdsuite platform [17] QuantiSNP [26] is an analytical tool for the analysis of copy number variation using whole genome SNP genotyping data It was originally developed for Illumina arrays, but version ... segments of consistent copy number The Affymetrix SNP array was originally designed so that each SNP is interrogated by 24 to 40 unique probes Of these, half are perfectly complementary to the...
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Từ khóa: luong nguyen huu duc nguyen phu thuy magnetism of rare earth intermetallic compounds some current aspectspercentage deviation of the amount borrowed from its country mean by sectorimages of the earth from spaceimages of the earth from outer spaceimages of the earth from the moonimages of the earth at night from spacewhat parts of the earth from the biosphereimages of planet earth from outer spacepictures of the earth from outer spacepics of the earth from outer spacedesign of permanent magnet synchronous generatorpictures of planet earth from outer spacedesign of permanent magnet synchronous machinesexample of heat transfer from the core to the surface of the earthnighttime images of the earth from spaceBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Nghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namđề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giảiGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longNghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngNghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chếNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtHIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀMMÔN TRUYỀN THÔNG MARKETING TÍCH HỢPTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ