作者: Obstruction 時(shí)間: 2025-3-21 21:40 作者: 強(qiáng)制性 時(shí)間: 2025-3-22 03:28 作者: 殘酷的地方 時(shí)間: 2025-3-22 05:13
, , M?ssbauer studies of electrochemical processes,ystalline and intermediate phases of iron and tin. Other applications include the crystallography of Prussian Blue, taken using a recently developed spectrometer for acquiring multiple spectra during continuous cyclic voltammetry, valence interconversion in clay minerals and electrochemical oxygen reduction.作者: Pedagogy 時(shí)間: 2025-3-22 11:22 作者: Fillet,Filet 時(shí)間: 2025-3-22 14:35
Molecular Switchable Solids: towards photo-controlled magnetism,ced magnetic state), various photo-magnetic functionalities and recent successes in single-shot photo-excitation. The main challenges for the future clearly are: understanding the nature of the so-called Domino effect, reaching room-temperature photo-magnets.作者: Ferritin 時(shí)間: 2025-3-22 20:35
Fe-Ag granular multilayers and heterostructures studied in applied magnetic field, applied fields both parallel and perpendicular to the sample plane. While the layer sequence has no significant effect on the superparamagnetic properties, the continuous magnetic layers follow a different approach to saturation in perpendicular magnetic fields.作者: 單純 時(shí)間: 2025-3-22 21:16
Formation of gold nanoparticles in gold ruby glass: The influence of tin,°C and to cause very small particles with sizes of only a few nanometres to be formed, whereas fewer but larger particles are formed in the absence of tin. This has consequences for the colour of the glasses, which changes from purple red for virtually tin-free to brown for tin-rich glasses.作者: 驚惶 時(shí)間: 2025-3-23 05:13
Synthesis of nanoscale antimony particles,taining of amorphous Sb nanoparticles dispersed in an organic matrix. .Sb M?ssbauer spectroscopy gives evidence for the occurrence of interactions between antimony and the matrix. These interactions are modified by the washing treatments.作者: 失望昨天 時(shí)間: 2025-3-23 06:36 作者: BOOST 時(shí)間: 2025-3-23 10:44 作者: 即席 時(shí)間: 2025-3-23 17:47
Chemical reduction of hematite by sodium borohydride,re than half of the amorphous Fe-B phase to .-Fe and Fe.O. and B.O., respectively. After treatment at 800°C, the metallic Fe and the amorphous Fe-B have completely vanished, and the resulting product consists of hematite and FeBO. embedded in the matrix of .-Fe.O..作者: incredulity 時(shí)間: 2025-3-23 21:32
cially in the fields of nanoparticles, thin films, surfaces, interfaces, magnetism, experimentation, theory, medical and industrial applications and Mars exploration..978-3-642-08066-1978-3-540-49850-6作者: antidepressant 時(shí)間: 2025-3-24 00:46
,M?ssbauer and magnetic study of Co,Fe,O, nanoparticles, of a mixture of both spinels phases Co.FeO. and CoFe.O., the amount of the latter increases with annealing temperature. Unusually high magnetic hardness characterized by a 22 kOe coercive field at 1.8 K has been observed, which reflects the high intrinsic anisotropy for Co.FeO..作者: jumble 時(shí)間: 2025-3-24 04:41
,M?ssbauer study of the transition metal phosphorus trichalcogenide FePS3 and spin glass Mn0.5Fe0.5Pks are observed and the two peaks became a single peak with decreasing temperature at about 50.0 K, which is higher than ..=33.7 K. In the spin glass Mn.Fe.PS., the M?ssbauer spectra suggest that the magnetic interactions exist far above ...作者: manifestation 時(shí)間: 2025-3-24 07:04 作者: aspect 時(shí)間: 2025-3-24 14:38
Conference proceedings 2007eralogy, archaeology and materials science. It is of great interest for graduate students and researchers who work in one of these scientific areas or use the M?ssbauer spectroscopy. In addition to the traditional topics, the book contains the most recent developments of the technique especially in 作者: Detoxification 時(shí)間: 2025-3-24 15:41
Low temperature CEMS of Sn-implanted SiO2,ed. The component ., with a lower .. (137 K), is the predominant one and might be related to small (2–3 nm) amorphous SnO. clusters in the SiO. matrix. The component . could be related to substitutional Sn atoms in the SiO. network forming a local Sn environment similar to the SnO amorphous compound作者: 高深莫測(cè) 時(shí)間: 2025-3-24 21:40 作者: 豐滿(mǎn)中國(guó) 時(shí)間: 2025-3-25 00:41 作者: Antecedent 時(shí)間: 2025-3-25 04:14
R. Mantovan,S. Spiga,M. Fanciullion weniger als 100 .m nutzen; der Lebensraum der Mesofauna (Acari, Collembola, Enchytraeidae) sind die weiten Grobporen (< 2 mm); die Makrofauna (2–20 mm) nutzt vorhandene Risse und Wurzelkan?le, tr?gt aber auch durch ihre Wühl- und Grabt?tigkeit wesentlich zur Durchporung des Bodens bei. Die Klassi作者: Virtues 時(shí)間: 2025-3-25 08:02 作者: 東西 時(shí)間: 2025-3-25 14:27 作者: 禮節(jié) 時(shí)間: 2025-3-25 16:29 作者: consolidate 時(shí)間: 2025-3-25 21:01 作者: HUMID 時(shí)間: 2025-3-26 02:37 作者: Basal-Ganglia 時(shí)間: 2025-3-26 06:32 作者: Hemiparesis 時(shí)間: 2025-3-26 12:16
Shuichi Ban,Yoshiki Takano,Naoki Ohkubo,Hisanobu Hoya,Yumiko Takahashi,Kouichi Takase,Kazuko Sekizaw作者: Fortify 時(shí)間: 2025-3-26 12:59 作者: 天氣 時(shí)間: 2025-3-26 17:29
V. G. de Resende,G. M. da Costa,E. De Grave,L. Datas作者: 600 時(shí)間: 2025-3-26 22:13
J. Fedotova,J. Kalinin,A. Fedotov,A. Sitnikov,I. Svito,A. Zaleski,A. Jablonska作者: 四牛在彎曲 時(shí)間: 2025-3-27 04:33
P. A. Bingham,S. D. Forder,R. J. Hand,A. Lavaysierre作者: Arroyo 時(shí)間: 2025-3-27 07:05
,Stanley Ruby 1924–2004, using synchrotron radiation, passed away on October 18, 2004, in Los Gatos, California. His boundless intellectual curiosity and passion for life was an inspiration to all around him, especially his scientific colleagues.作者: 半身雕像 時(shí)間: 2025-3-27 11:08
, , M?ssbauer studies of electrochemical processes,or lithium-ion batteries, where M?ssbauer spectroscopy plays an important complementary role to XRD in characterizing, and usually identifying, nanocrystalline and intermediate phases of iron and tin. Other applications include the crystallography of Prussian Blue, taken using a recently developed s作者: 搜集 時(shí)間: 2025-3-27 15:00
Dynamics of metal centers monitored by nuclear inelastic scattering,out especially useful in case of large molecules that contain a M?ssbauer active metal center. Recent applications to iron-sulfur proteins, to iron(II) spin crossover complexes and to tin-DNA complexes are discussed. Special emphasis is given to the combination of nuclear inelastic scattering and de作者: 阻礙 時(shí)間: 2025-3-27 21:39 作者: larder 時(shí)間: 2025-3-27 22:29 作者: gratify 時(shí)間: 2025-3-28 03:23
Fe-Ag granular multilayers and heterostructures studied in applied magnetic field, magnetic field applied at different temperatures. The broadening of the superparamagnetic lines was found to be very similar for the three samples in applied fields both parallel and perpendicular to the sample plane. While the layer sequence has no significant effect on the superparamagnetic prope作者: 容易做 時(shí)間: 2025-3-28 09:47
,Evidence for direct observation by M?ssbauer spectroscopy of surface tin atoms in platinum-tin partced Pt. and Sn. atoms were prepared following the Surface Organo-metallic Chemistry on Metal strategy. These two families of catalysts exhibit about the same Sn/Pt composition, but very different metallic particle diameters, each with narrow particle size distribution, so that, the ratio between sur作者: 損壞 時(shí)間: 2025-3-28 11:09 作者: CHOP 時(shí)間: 2025-3-28 17:13 作者: fabricate 時(shí)間: 2025-3-28 22:47 作者: Isthmus 時(shí)間: 2025-3-29 02:42
,Mechanosynthesis of spinel ferrite nanoparticles followed by M?ssbauer spectroscopy,troscopy. Quantitative information is provided on both ionic and spin configurations in mechanosynthesized spinels. The response of the mechanosynthesized ferrite nanoparticles to changes in temperature is also studied.作者: Bumble 時(shí)間: 2025-3-29 04:23 作者: 平庸的人或物 時(shí)間: 2025-3-29 08:20
,M?ssbauer study of the transition metal phosphorus trichalcogenide FePS3 and spin glass Mn0.5Fe0.5Pl lattice. While these compounds order anti-ferromagnetically at low temperature, the magnetic structures are different. We have reported that these mixtures Mn.Fe.PS. is a spin glass with a glass transition temperature ..=33.7 K. Then, in this work, we report that the results of the temperature var作者: brassy 時(shí)間: 2025-3-29 15:13
Synthesis of nanoscale antimony particles,articles which uses an alkoxide-activated sodium hydride as reducing agent of antimony pentachloride. X-ray diffraction and TEM studies confirm the obtaining of amorphous Sb nanoparticles dispersed in an organic matrix. .Sb M?ssbauer spectroscopy gives evidence for the occurrence of interactions bet作者: 聯(lián)合 時(shí)間: 2025-3-29 17:04
Chemical reduction of hematite by sodium borohydride,y magnetic black powder, which is stable at RT. The NaBH. treatment converts about half of the hematite to an amorphous Fe-B alloy and to a small fraction of sub-micron sized, amorphous metallic-Fe nodules. Heating at 400°C of this composite has resulted in the crystallization and/or oxidation of mo作者: Evolve 時(shí)間: 2025-3-29 20:19 作者: 率直 時(shí)間: 2025-3-30 00:53
The effect of the sputtering process ambient on the magnetic state and phase composition of the filate and phase composition has been investigated. It was shown that the presence of oxygen resulted in the formation of oxide shells preventing the ferromagnetic interaction between Co.Fe.Zr. nanoparticles and also the formation of metallic percolative net beyond the percolation threshold (as opposed作者: CAB 時(shí)間: 2025-3-30 05:20
,M?ssbauer studies of phosphate glasses for the immobilisation of toxic and nuclear wastes,d largely occupied sites with distorted octahedral coordination for both redox states. Using a base glass of nominal composition 60 P.O.-40 Fe.O. (mol%), stepwise molar replacement of Fe.O. by (0.67 Na.O×0.33 Al.O.) increased the redox ratio, Fe./ΣFe, from 0.13 at 40% Fe.O. to 0.25 at 10% Fe.O.. The作者: ALERT 時(shí)間: 2025-3-30 10:42 作者: hair-bulb 時(shí)間: 2025-3-30 15:59
C. Estournès,C. D’Orléans,J. -L. Rehspringer,E. Manova,B. Kunev,D. Paneva,I. Mitov,L. Petrov,M. Kurmr Gr??e und Lebensformen bis zu Regenwürmern (Lumbricidae). In Wechselwirkung mit den Mikroorganismen übernehmen die Tiere in erster Linie die Rolle der Zerkleinerung, Impfung und chemischen Ver?nderung des pflanzlichen Bestandesabfalls. Grabende und wühlende Tiere sorgen für eine Erh?hung des Poren作者: 雇傭兵 時(shí)間: 2025-3-30 16:48 作者: 啪心兒跳動(dòng) 時(shí)間: 2025-3-30 20:48
M. Miglierini,T. Kaňuch,Y. Jirásková,M. Mashlan,R. Zbo?il,M. V?jtekr Gr??e und Lebensformen bis zu Regenwürmern (Lumbricidae). In Wechselwirkung mit den Mikroorganismen übernehmen die Tiere in erster Linie die Rolle der Zerkleinerung, Impfung und chemischen Ver?nderung des pflanzlichen Bestandesabfalls. Grabende und wühlende Tiere sorgen für eine Erh?hung des Poren作者: 吵鬧 時(shí)間: 2025-3-31 02:03 作者: Perigee 時(shí)間: 2025-3-31 06:16 作者: SKIFF 時(shí)間: 2025-3-31 12:26 作者: BLOT 時(shí)間: 2025-3-31 14:03
,Mechanosynthesis of spinel ferrite nanoparticles followed by M?ssbauer spectroscopy,troscopy. Quantitative information is provided on both ionic and spin configurations in mechanosynthesized spinels. The response of the mechanosynthesized ferrite nanoparticles to changes in temperature is also studied.作者: Longitude 時(shí)間: 2025-3-31 18:51 作者: conception 時(shí)間: 2025-4-1 00:39 作者: EWER 時(shí)間: 2025-4-1 04:29
http://image.papertrans.cn/i/image/460076.jpg作者: 憎惡 時(shí)間: 2025-4-1 09:31 作者: 規(guī)章 時(shí)間: 2025-4-1 13:46 作者: 新字 時(shí)間: 2025-4-1 17:51
High-Performance Computing Systems and Technologies in Scientific Research, Automation of Control an11th International C
