magnetic actuators and sensors

... for breast cancer and ultra-sensitive detection of these particles by using Superconducting Quantum Interference Device (SQUID) sensors [7] Magnetic relaxometry [6,8-10] for detection of targeted ... (Figure 2), and with the detection of Her2 antigen by immunofluorescence (Figure 4a-c) Therefore, the binding of anti-Her2-labeled magnetic nanoparticles to li...

Ngày tải lên: 22/03/2014, 17:20

... into the static and dynamic characteristics of instrumentation, it is necessary to understand the difference in meaning between several basic terms used to describe the results of a measurement activity ... set down in documents called standards Several standardized metrology terminologies exist but they are not consistent It will be found that books on instrumentation and statements...

Ngày tải lên: 23/12/2013, 01:16

... Area Measurement Charles B Coulbourn and Wolfgang P Buerner 13 Volume Measurement 14 Angle Measurement 15 Tilt Measurement 16 Velocity Measurement 17 Acceleration, Vibration, and Shock Measurement ... Aarnink and Hessel Wijkstra Robert J Sandberg Adam Chrzanowski and James M Secord Charles P Pinney and William E Baker Time and Frequency Measurement 18 Time Measureme...

Ngày tải lên: 23/12/2013, 01:16

... From these curves with various temperature intervals, the magnetic The magnetic properties and charge-ordering state in 29 entropy change, ∆Smag, can be approximately calculated using isothermal ... external magnetic field by four-point probe technique The magnetocaloric effect measurement was performed in a pulse field Results and Discussion The XPD patterns of th...

Ngày tải lên: 05/03/2014, 14:20

... includes fundamental and applied aspects of nanometer- and molecular-scale fabrication, materials and patterning techniques for unusual format electronics and photonic systems Qing Cao was born ... conductance/mobility comparable with those of metal oxides, but with advantages in mechanical robustness, materials availability, and ease of forming coatings over large areas A...

Ngày tải lên: 28/05/2014, 14:20

... Effects of NiO nanoparticles on the magnetic properties and diffuse phase transition of BZT /NiO composites Parkpoom Jarupoom1, Sukum Eitssayeam1, Kamonpan Pengpat1, Tawee ... for the 3.0 vol.% samples In addition, the two phase transition temperatures merged into a single diffuse phase transition at higher NiO contents (Figure 4d) To check the eff...

Ngày tải lên: 20/06/2014, 23:20

... Rapid and specific influenza virus detection by functionalized magnetic nanoparticles and mass spectrometry Tzu-Chi Chou 1, Wei Hsu 2,3, Ching-Ho ... sensitivity and specificity The data demonstrated the combined use of the antibody–MNP and MALDI–MS methods for the sensitive detection of influenza viruses and rapid screening of virus subtypes The specific...

Ngày tải lên: 11/08/2014, 08:20

... between these two parameters can be reduced when the permeability of the magnetic materials is high 1. 1.3 Snoek’s law For soft magnetic bulk materials, the product of the intrinsic permeability μi and ... μi at microwave frequency band There is another expression of Snoek’s law for planar materials, which is given as[8] 1/ 2 H (μi − 1) fr = γ4πMs ( ) H ea (1. 11) whe...

Ngày tải lên: 08/09/2015, 19:41

... ZF2 12 Zn0 .29 0Fe2.710O4 28 20 ZF3 12 Zn0.387Fe2.613O4 28 20 ZF3 _26 .5 Zn0.38Fe2.62O4 28 20 ZF3_13.4 7 .2 3.6 Zn0.38Fe2.62O4 28 20 ZF4 12 Zn0.468Fe2.532O4 28 20 ZF5 12 10 Zn0. 522 Fe2.478O4 28 20 ... 20 ZF6 12 12 Zn0. 524 Fe2.476O4 28 20 ZF7 12 14 Zn0. 527 Fe2.472O4 28 20 Note: The particle sizes of samples ZF0 to ZF7 are all around 100nm, while the particle s...

Ngày tải lên: 08/09/2015, 19:42

... ratio of Fe to Si about 5.4 Fig 3. 2(e1, e2, e3 and e4) are elemental mappings of C, O, Fe and Si, respectively, as labeled in the images The carbon shown in both of the EDS spectrum and the mapping ... surface of Fe particles is also evidenced by the EDS spectrum and elemental mapping The chemical analysis from the EDS spectrum in Fig 3. 2d 47 Chapter Synthes...

Ngày tải lên: 08/09/2015, 19:43

... and the wall of the chamber The larger particles of the product get retained at the periphery of the chamber by centrifugal force and the smaller particles exit from the central port of the chamber ... ball milling and jet milling routes Fig 4. 11 The relationship of electromagnetic parameters and frequency in the range of 0.1~18 GHz:(a) and (b) ar...

Ngày tải lên: 08/09/2015, 19:44

... monitoring the change in the magnetic moment 74 Chapter Size controllable synthesis of octahedral Fe3O4 nanoparticles and the microwave absorbing properties of the reaction solution during the synthesis ... nm Fig 5. 5 TEM images of the as-obtained Fe3O4 nanoparticles by reducing the concentration of oleic acid: A) 0. 35, B) 0.19, C) 0.10 and D-E) 0.07 M 5....

Ngày tải lên: 08/09/2015, 19:44

... in the developed synthesis method That’s why we use 12 mmol of Fe precursor as the starting materials for the study on synthesis of Zn ferrites 6. 2.3 Microwave absorption performance of as-synthesized ... chapter 6. 2 Experimental results 6. 2.1 Synthesis and characterizations on large size Zn-ferrite nanoparticles 6. 2.1.1 Effect of the molar ratio of Zn pr...

Ngày tải lên: 08/09/2015, 19:45

... (c) 70 nm -Fe2O3 tubes and (d) 98 nm -Fe2O3 rod The scale bars for all the images stand for 200 nm 7. 2.1.3 Size controllable synthesis of -Fe2O3 rods For the synthesis of -Fe2O3 rods, the ... comparing the SEM images of sample E (Fig 7. 7a) and D (Fig 7. 5d), we could find that the usage of 5%H2/95%Ar gas made a great improvement on the surface morpholog...

Ngày tải lên: 08/09/2015, 19:46

... frequency band Compared to the spherical Fe/Al alloys, the Fe/Al flakes show two advantages on the microwave absorption The one is that the thickness of the flakes is rather smaller than the skin ... future, the use of jet milling for the synthesis of submicron Fe/Al flakes may be tried on other materials (2) The thermal decomposition method is adopted to synthes...

Ngày tải lên: 08/09/2015, 19:46