room temperature saturation magnetization
Low Temperature Preparation of Superparamagnetic CoFe2O4 Microspheres with High Saturation Magnetization
... which 0.2 g PVP was added. The mixture was stirred vigorously for 30 min and then sealed in a Teflon-lined stainless steel autoclave (50 mL capacity). The autoclave was heated to and maintained at 180°C for 12–24 h and ...
5
Effect of Substitution of Al for Fe on Magnetic Properties and Particle Size of Ni Co Nanoferrite
... synthesized by sol-gel auto-ignition method and the effect of non-magnetic aluminum content on the nanosize particles and magnetic properties has been studied. The X-ray diffraction (XRD) revealed that the powders ...
5
Influence of Aluminum Doping on the Magnetic Properties of Li Zn Spinel Ferrite
... at room temperature show that the magnetization first increases rapidly with increasing field up to 4000 G and then increases slowly and saturates at nearly 8000 G of applied magnetic field as shown ...
8
Ferromagnetism in ultrathin MoS2 nanosheets: from amorphous to crystalline
... their room temperature ferromagnetism ...reaction temperature increases, and the measured saturation magnetization ( M s ) for samples are ...
5
Low density nanoporous iron foams synthesized by sol gel autocombustion
... the saturation magnetization reaches the highest value at the ignition temperature of ...the saturation magnetization and the igni- tion ...The saturation magnetization is ...
7
Influence of Y doped induced defects on the optical and magnetic properties of ZnO nanorod arrays prepared by low temperature hydrothermal process
... The magnetization curve measurements were per- formed using an AGM with an external magnetic field between −5 and 5 kOe at room ...of saturation magnetization is observed from ...
6
Designing switchable polarization and magnetization at room temperature in an oxide
... lower temperature is observed (Extended Data 6a), suggesting that the MPB perovskite behaves as a single phase magnetic material, supported by the sharpness of the MoQssbauer ...and saturation magnetisation ...
28
Microwave-Assisted Synthesis of CuFe2O4 Nanoparticles and Starch-Based Magnetic Nanocomposites
... magnetic nanoparticles were added to starch to make magnetic polymeric nanocomposite. The nanoparticles and nanocomposites were characterized using X-ray diffraction and scanning electron microscopy. The magnetic ...
6
Facile one-step coating approach to magnetic submicron particles with poly(ethylene glycol) coats and abundant accessible carboxyl groups
... applications should appear as the suspension within this period. All the tested MSP-PEG-COOH displayed favorable suspension stability in 10 mM of sodium phosphate buffer at pH 7.4. MSP-PEG-D4, MSP-PEG-D8, MSP-PEG-A, and ...
17
Effect of Alkaline Media Concentration and Modification of Temperature on Magnetite Synthesis Method Using FeSO<sub>4</sub>/NH<sub>4</sub>OH - Volume 3 Number 3 (Jun. 2012) - IJCEA
... at room temperature for a short period of time and then post modification at higher temperature on particle size and its magnetic ...elevated temperature (70°C) and lower alkaline ...
5
Superparamagnetic Behavior of the Magnetic Hysteresis Loop in the Fe2O3@Pt Core-Shell Nanoparticles
... the magnetization of Fe 2 O 3 @Pt nanoparticles at room temperature showed that there is superparamagnetic contribution with high saturation magnetization about ...nanoparticles, ...
6
Determining the chemical exchange saturation transfer (CEST) behavior of citrate and spermine under in vivo conditions.
... a saturation time of 1 s and temperatures of 280 K, 295 K and 310 ...bandwidth. Saturation was achieved using a continuous-wave block saturation pulse with amplitude 6 mT (255 ...The ...
5
Search for magnets with properties intermediate between Nd Fe B and Ferrite
... low temperature measurement. The magnetization measurement from 4 to 400 K can be done up to a 5 T ...for room temperature magnetic measurements were prepared by mixing the annealed powder ...
184
Tissue Specific Imaging Is a Robust Methodology to Differentiate In Vivo T1 Black Holes with Advanced Multiple Sclerosis–Induced Damage
... MATERIALS AND METHODS: Eighteen patients with MS, who had already undergone MR imaging twice (24 months apart) on a 1.5T scanner, underwent a 3T MR imaging examination. Images acquired at 1.5T included sequences of ...
8
Magnetization transfer effects in MR imaging of in vivo intracranial hemorrhage
... As a measure of the effects of macromolecular hemoglobin immobility, magnetization transfer contrast was elicited generated by a pulsed saturation magnetization transfer experiment and q[r] ...
11
Assaying Carcinoembryonic Antigens by Normalized Saturation Magnetization
... says of C-reactive proteins [30]. Yang et al. [31] conducted a study on temperature-dependent immunoreaction kinet- ics of the BMN assay for biomarkers of colorectal cancer. They observed a gradual increase in the ...
7
Size dependence of the magnetic properties of Ni nanoparticles prepared by thermal decomposition method
... Shown in Figure 9 is a comparison between the theoret- ical results based on Equation (8) and the results of VSM measurement. The error bar reveals the difference be- tween the two results, and the maximum value of ...
10
SUPER PARAMAGNETISM BEHAVIOUR IN MICROWAVE PROCESSED Mn0.5Zn0.5Fe2O4 NANOCRYSTALLINE SPINEL FERRITES
... Mn-Zn doped ferrite (Mn1-xZnxFe2O4) nanoparticles are successfully synthesized by both conventional solid state sintering and microwave processing techniques. Microwave processing, owing to wave and matter interaction at ...
6
Molecular-field Molecular-field Study on Sn Substituted Yttrium Iron Garnet
... morphology. Magnetization curves were measured using a vibrating sample magnetometer (VSM, DMS 880) in the temperature range of 80–570 K and in applied magnetic fields up to 10 ...
8
Lists in a Lighthouse
... The LEIS signals for Pt and Re both fall in the same range of kinetic energy, and therefore it is difficult to get an accurate quantification of the surface composition although a qualitative analysis can be done. The ...
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