9 spectra of tri positive rare earth ions

... the Institute of Physics, Polish Academy of Science, Warsaw, Poland, in 1988 She has been an Associate Professor since 1996 She has been the Director of Physics and Chemistry of Advanced Optical ... of deionised water Y(NO3)3.6H2O, 99.8%, and Eu(NO3)3.5H2O, 99.9%, were added to the solution in a 100 ml round-bottomed flask and this was followed by a magnetic stirring for 120 min The pH of ... f-electron shell of the europium ions From the 5D0level, there is a magnetic dipole level, which allowed transitions to a sublevel of 7F1, two electric dipole level transitions to the sublevels of 7F2,

Ngày tải lên: 12/12/2017, 10:26

... recovery of rare earth oxides from a phosphoric acid by-product Part 1: Leaching of rare earth values and recovery of a mixed rare earth oxide by solvent extraction Hydrometallurgy.,1996(1),41:1 [9] ... the rare earth hydroxide.[19] The rare earth hydroxide identified in Fig.8 is considered as the result of the deliquescent effect of the rare earth oxides In the present investigation, most of ... high purity rare earth oxides from the magnet scraps The purity of the rare earth oxides reached 95% at 1550oC holding for 7h Because of the lack of the physicochemical properties of the RE2O3-B2O3-Al2O3

Ngày tải lên: 28/06/2016, 11:29

... causes some certain shift of the peak positions in the spectra, showing some change in lattice parameters The out-of-plane lattice parameter is 3.925, 3.925, 3 9329, 3.933, and 4.585 Ǻ for Sm, ... of the rare earth cation [8, 9, 17–18] Recent studies of bulk and thin films of (Bi,RE) FeO3 (RE = Nd, Sm) have revealed a formation of a stable antipolar, PbZrO3-like structure in a narrow rare-earth ... A site of the perovskite with rare earth cations (RE) has received extensive attention, with a variety of symmetries, and magnetic and electric behaviors reported with increasing values of x in

Ngày tải lên: 16/12/2017, 14:58

... ReservedModules (2 of 2) 9.7: Happiness and Positive Psychology 9.8: Further Evaluation of Existential–Humanistic Approaches Conclusion: Humanistic, Existential, and Positive Aspects of Personality ... 4Copyright © 2015, 2012, 2009 Pearson Education, Inc All Rights Reserved9.4: Express the role of responsibility in the humanistic analyses of personality 9.5: Express how anxiety is triggered by a threat ... 2012, 2009 Pearson Education, Inc All Rights ReservedPersonality Sixth edition Chapter 9 Humanistic, Existential, and Positive Aspects of Personality Trang 2Copyright © 2015, 2012, 2009 Pearson

Ngày tải lên: 09/01/2018, 12:18

... (mg/g) 234,19 209,64 196,08 PAM qe 143,5 131,42 129,33 b bond energy constant 0,0159 0,0094 0,013 0,9557 0,9908 0,9901 PHA- R (Langmuir) VSA RL 0,123 0,126 0,204 16 Nd3+ 0,9075 0,190 212,77 136,67 ... 90,02 91,05 90,87 12:1 91,52 92,91 92,85 15:1 93,54 98,20 97,19 18:1 97,04 98,34 98,22 The results show that in the Vr/Vn ratios and flow rates, only Vr/Vn = 15:1 and and flow rate of ml/min for ... loss weight of absorbent 2.2.5 Absorbed the light rare earth ions on column by PHA-PAM Process of seperation light rare earth metal ions was showed in figure 2.8 Light rare earth metal ions composition:

Ngày tải lên: 09/01/2020, 15:30

... 48 97 79 72 47 51 43 Er 22 31 25 24 14 15 14 LREE 25392 53199 41957 38682 23812 25598 22500 HREE 264 522 520 387 246 119 230 LREE/ HREE 96 102 81 100 97 215 98 Figure 5 Patterns of ... 10313 Pr 1094 2286 1812 1677 1023 1098 967 Nd 3186 6612 5237 4846 2954 3156 2808 Sm 327 671 543 492 315 337 289 Eu 169 334 267 246 158 169 141 Gd 159 322 358 238 150 16 141 Tb 18 36 29 27 17 ... concentrations of the REE (ppm) in the ore bodies (Nguyen Tien Du et al., 2011) Element F4 F7 F19 F10 F14 F16 F17 La 9001 18925 14932 13735 8374 9017 7982 Ce 11615 24371 19166 17686 10988 11821

Ngày tải lên: 06/08/2022, 08:56

... Trang 19 kiểu trang trí cây thông Noel tuyệt đẹp! Một trong những hoạt động vui nhất chào đón Noel là việc trang trí cây thông Noel 9 kiểu tuyệt đẹp sau đây sẽ giúp ... nhộn, ngộ nghĩnh, tưng bừng không khí vui vẻ của ngày lễ lớn này Kiểu 6: Cây thông tuổi thơ Trang 9Có lẽ đây cũng là một trong những cách trang trí cây thông phổ biến nhất Bởi Giáng sinh hay những ... vì sao Tùy theo sở thích mà bạn có thể lựa chọn những hình Origami yêu thích để trang trí Kiểu 9: Cây thông "ngọt" Trang 12Hẳn đây là kiểu trang trí cây thông mà nhiều người rất yêu

Ngày tải lên: 18/02/2014, 19:20

... Kelloff GJ & McCormick DL (1999) Chemopre-vention of rat prostate carcinogenesis by early and delayed administration of dehydroepiandrosterone Cancer Res 59, 3084–3089 17 Schwartz A (1979) ... p53-knockout mice Cancer Res 55, 3949–3953 19 Rao A (1989) Inhibitory action of dehydroepiandros-terone on methylcholanthrene-induced carcinogenesis in the uterine cervix of mouse Cancer Lett 45, 1–5 ... mechanisms Endocrinology 149, 889–898 5 Regelson W, Kalimi M & Loria M (1990) DHEA: some thoughts as to its biological and clinical action In The Biologic Role of Dehydroepiandrosterone (DHEA)

Ngày tải lên: 16/03/2014, 00:20

... Superfamily of plant, fungal and bacterial peroxidases Curr Opin Struct Biol... Shiro Y (1996) Presence of endogenous calcium ion in horseradish peroxidase J Biol Chem 261, 9391–9399 9 Sutherland ... Biochem Soc Trans 29, 91–98 6 Poulos TL & Kraut J (1980) The stereochemistry of peroxidase catalysis J Biol Chem 255, 8199–8205 7 Shiro Y, Kurono M & Morishima I (1986) Presence of endogenous ... varying reducing sub- strate concentrations at saturating concentrations of H 2 O 2 (25 mm), or varying concentrations of H 2 O 2 at saturating concentrations of reducing substrate (10 mm ABTS),

Ngày tải lên: 30/03/2014, 04:20

... )15 ± 3 t 2 ¼ 2.96 ± 0.12 194 ± 5 t 3 ¼ 17.9 ± 0.51 58 ± 3 a Extrapolated to infinite time. Trang 5Effect of Zn2+on Ab interaction with a ternarylipid bilayer The binding of metal ions, such as ... affinity constants and spectral shifts in Table 1 (D) Plots of the time course of spectral changes for the DOPC-rich microdomain (open triangles) and the SM-rich microdomain (closed triangles) associated ... integrity A structural interpretation of peptide interaction with the bilayer is presented based on the results of simulation analysis of the PWR spectra Abbreviations Ab, amyloid b1)40peptide; AD,

Ngày tải lên: 30/03/2014, 11:20

... Trang 1WIDE SPECTRA OF QUALITY CONTROL Edited by Isin Akyar Trang 2Wide Spectra of Quality Control Edited by Isin Akyar Published by InTech Janeza Trdine 9, 51000 Rijeka, Croatia ... Statements and opinions expressed in the chapters are these of the individual contributors and not necessarily those of the editors or publisher No responsibility is accepted for the accuracy of information ... edition of this book is available at www.intechopen.com Additional hard copies can be obtained from orders@intechweb.org Wide Spectra of Quality Control, Edited by Isin Akyar p cm ISBN 978-953-307-683-6

Ngày tải lên: 19/06/2014, 08:20

... direct result of the basis of the molecular technologies which use the ability of PCR to make millions of amplicons of the desired gene of interest (Figure 1) Trang 14Wide Spectra of Quality Control ... where k is the number of variables and p the size of the fraction The size of the fraction will influence the possible number of effects to estimate and, of course, the number of experiments needed ... Laboratory Systems 42 _1998 3–40 [2] R Sundberg, Interpretation of unreplicated two-level factorial experiments, Chemometrics and intelligent laboratory system, 24 _1994 1–17 [3] Atkinson, A

Ngày tải lên: 19/06/2014, 08:20

... determinations Because of high viscosity that may provoke interferences in transport of solutions, utilization of H2SO4 is usually avoided despite its great efficiency in destruction of organic matrices ... contamination and lack of loss of volatile elements The use of small amounts of reagents decreases signals from the blank and increases accuracy of results Usually, a mixture of HNO3 and H2O2 is ... HG-AFS and ET-AAS after MW digestion Recoveries were in the range of 97–99% and precision was varied between 2 and 8% as RSD In the work of Tašev and co-workes (2005) simple ethanol evaporation was

Ngày tải lên: 19/06/2014, 08:20

... (e.g contrast coefficient α, as trigometric function of inclination angle of tangent in the point of inflection of characteristic curve in closeness of the middle of rectilinear part) or as the ... independent of the acquisition conditions Evaluation of the system in range of its capacity of imaging regions with small values of the signal (small contrast) may be conducted on base of phantom ... PANAGIOTAKIS UNIV OF PATRAS) Fig 14 Detector of the direct digital system: (a) microphotograph, (b) structure of the single pixel of the TFT matrix (c) schematic diagram of the structure of two pixels

Ngày tải lên: 19/06/2014, 08:20

... (1993 edition supplement) (British Pharmacopoeia [BP], 1996), European Pharmacopeia (3 rd edition) (European Pharmacopoeia [EP], 1997) and Chinese Pharmacopeia (1995 edition) (Pharmacopoeia of ... Canada, 1990-2000 CMAJ 2003;169:767-73 [6] Soldan K, Davison K, Dow B Estimates of the frequency of HBV, HCV, and HIV infectious donations entering the blood supply in the United Kingdom, 1996 to ... Grudzinski, S.K (1987) The Nig J.Pharm 50, 219-221 [14] Gornall AG, Bardawill CJ, David MM (1949) Determination of serum protein by means of Biuret reaction J Biol Chem, 177, 751–756 Trang 8[19] Hvalka,

Ngày tải lên: 19/06/2014, 08:20

... N.A, (1999). The pathology of bone allograft. J Bone Joint Surg 1999; 81B: 333-5. Parrish FF (1973). Allograft replacement of all or part of the end of a long bone following excision of a tumor: ... 1994; Lauder et al. 2004; Palmer et al. 1999; Sugihara et al. 1999; Zwitser et al. 2009). DiCarlo et al. documented a 5.4% disagreement between the clinical and pathologic diagnoses of 1794 ... Ann Surg 1909; 50:959-63 MacEwen W. Observations concerning Transplantation of Bone: illustrated by a case of inter-human osseous transplantation, whereby over two thirds of the shaft of a humerus

Ngày tải lên: 19/06/2014, 08:20

... control testing of diagnostic imaging equipment are the requirements of European (Council Directive 97/43/ EURATOM, 1997) and many other national legislations, the LI 1559 of 1993 also requires ... (European Commission 1996a, 1996b, 1999 & Bongartz et al., 2004) Ideally these should be objective as much as possible, e.g., acceptability limits for the Trang 5variations of parameter values, ... and enforcement of the requirements of the LI 1559 of 1993, • promoting human resource development in radiation protection, safety and nuclear security by promoting training of regulatory staff

Ngày tải lên: 19/06/2014, 08:20

... the production of PSA products started for hospital and first-aid applications It took until the 1920`s before the benefits of PSA products were introduced in industrial applications Today, medical ... absorption of water The physical properties of self-adhesive hydrogels make them attractive for a variety of technical, biomedical and pharmaceutical applications The applications of hydrogels ... 10 clarifies the detrimental consequences of non-compliance in pill users, and shows the benefits of transdermal administration of the hormones Trang 8Fig 10 Pharmacokinetics of hormonal contraception

Ngày tải lên: 19/06/2014, 08:20

... al., 1991) Kettlewell (1999) proved that application of nitrogen fertilization affected the increase of Falling number in the absence of sprouting In addition, it was estimated that the use of fungicides ... Influence of Heat Stress on Wheat Grain Quality, Proceedings of 45th Croatian & 5th International Symposium on Agriculture, pp 940-944, ISBN 978-953-6331-79-6, Opatija, Hrvatska, February 15-19, ... (1991) The Effect of Northern Climatic Conditions on Sprouting Damage of Wheat Grains Acta Agriculturae Scandinavica, Vol 41, No 1, pp 55-64, ISSN 0001-5121 Kent, N L & Evers, A D (1994)

Ngày tải lên: 19/06/2014, 08:20

... litura NPV-G2 SL2 NC_003102 139342 141 Trichoplusia ni SNPV TNN NC_007383 134394 144 Adoxophyes orana GV AOG NC_005038 99657 119 Agrotis segetum GV ASG NC_005839 131680 132 Choristoneura ... lef8, lef9 or DNA polymerase genes, among others, were used to describe new virus isolates which are candidates to bioinsecticide applications (Faktor et al, 1996; de Moraes et al, 1999; Wang ... biocontrol tools for their natural hosts (Entwistle, 1998; Moscardi, 1999; Szewczyk et al, 2006) Baculoviruses have double-stranded circular DNA genomes of 80,000-180,000 bp, containing between 80 to

Ngày tải lên: 19/06/2014, 08:20