... -magnetocrystalline anisotropy, shape anisotropy, and stress-induced anisotropy play an important role in magnetic materials, especially in thin films, and any of them may be predominant in special ... CHAPTER INTRODUCTION CHAPTER ONE INTRODUCTION 1.1 Introduction Magnetic materials play an increasingly important role in electrical, mechanical and electronic systems, as well as in the generation and ... magnetocrystalline anisotropy was studied in Al-doped barium ferrite, both in powders and in thin films Other kinds of anisotorpies, i.e shape anisotropy and stress-induced anisotropy, were studied in part...
Ngày tải lên: 10/11/2015, 11:33
... growing when the magnetic field intensity is increased This is conditioned by growth of the magnetic quantization contribution into the CC energy increase Inter level distance is increased with magnetic ... W100 ¼ E þ a1 þ while n1 and n2 are some numbers depending on the magnetic field intensity The expression (16) is an effective ¨ potential being incorporated in the Schrodinger equation for the ... increased with magnetic field intensity while the levels are remaining equidistant Figures and show the dependence of AE inside SOEQD on the intensities of electrical and magnetic fields, respectively,...
Ngày tải lên: 22/06/2014, 19:20
Báo cáo sinh học: " Genetic effects of static magnetic fields. Body size increase and lethal mutations induced in populations of Drosophila melanogaster after chronic exposure" potx
... parameters are involved in wing surface determination in the control line, but only cell number is involved in the magnetic field line So the size differences between magnetic field and control line depend ... Goodell, 1967) practical interest in the effect of static magnetic fields involves many topics physiology and medicine, including nuclear magnetic resonance (NMR) imaging, magnetic separation of ... lines C and C c line O ; d controls in figures and (a ; line R) The results show that the magnetic field always increases wing size A sharp significant response to magnetic field is observed in the...
Ngày tải lên: 14/08/2014, 20:20
Tài liệu NEW FIELDS AND STRINGS IN SUBNUCLEAR PHYSICS ppt
... Switzerland STRONG, ELECTROMAGNETIC, AND WEAK INTERACTIONS SYMMETRIES IN ELEMENTARY PARTICLE PHYSICS RECENT DEVELOPMENTS IN PARTICLE SYMMETRIES STRONG AND WEAK INTERACTIONS HADRONS AND THEIR INTERACTIONS ... Tflops-scale machine should be operational at Columbia early in 2003 and a Tflops sustained version will be installed at Edinburgh by the end of that year A further two machines, sustaining and 10 Tflops, ... certain consistent string backgrounds which are finite and have broken supersymmetry, although they are not very interesting phenomenologically Of course in string theory there is always an infinite...
Ngày tải lên: 12/02/2014, 16:20
COOPERATIVE STEWARDSHIP: Managing the Nation’s Multidisciplinary User Facilities for Research with Synchrotron Radiation, Neutrons, and High Magnetic Fields ppt
... leader in available power, magnetic field strength, and magnet design Both continuous and pulsed high magnetic fields are needed in highmagnetic-field research Continuous high magnetic fields ... Trends in the Scientific Applications of High Magnetic Fields There are two broad areas of magnetic field research: research in producing high magnetic fields and research using high magnetic fields ... public, and the scientific and engineering communities The Council is administered jointly by both Academies and the Institute of Medicine Dr Bruce M Alberts and Dr William A Wulf are chairman and...
Ngày tải lên: 06/03/2014, 15:20
Electric and Magnetic Fields FACTS pot
... electric fields, magnetic fields are not affected by walls or trees, and primarily depend on distance from and strength of the source Magnetic fields are commonly measured in milliGauss (mG) and in ... electric fields and 200 mG for magnetic fields In most cases, the values are maximum fields that existing lines produce at maximum load-carrying conditions Researchers have used mG in several ... backward and forward every second, and is measured in hertz The earth’s electric and magnetic fields not oscillate They are called static fields and have a frequency of Hz Electricity produced in North...
Ngày tải lên: 31/03/2014, 22:20
grasso, rubinstein. magnetic fields in the early universe
... 4.6 Magnetic "elds from cosmic strings Particles and their couplings in the presence of strong magnetic "elds 5.1 Low-lying states for particles in uniform magnetic "elds 5.2 Screening of very intense ... such wide interest are the following The origin of the magnetic "elds observed in the galaxies and in the clusters of galaxies is unknown This is an outstanding problem in modern cosmology and, historically, ... would be due to an original photon creating an electron}positron pair and in turn the charged particle sending a photon in the original direction by inverse Compton scattering For sources at cosmological...
Ngày tải lên: 24/04/2014, 17:19
atoms and molecules in strong external fields
... decreasing the radius and increasing the density? That depends on how the two pressures in the balance react to increasing density using again the equation of state for an ideal gas In the beginning ... hydrogen in parallel magnetic and electric fields in atomic units and spherical coordinates reads: with the magnetic field in units of and the electric field strength F in units of In recent ... transitions in magnetic white dwarfs, 318:990 Wickramasinghe, D.T., Martin, B., 1986, Magnetic blanketing in white dwarfs, MNRAS 223:323 24 HELIUM DATA FOR STRONG MAGNETIC FIELDS OBTAINED BY FINITE...
Ngày tải lên: 24/04/2014, 17:23
Báo cáo toán học: " Dilemmas in the reliable estimation of the in-vitro cell viability in magnetic nanoparticle engineering: which tests and what protocols?" doc
... cancer and diabetes [1] In the field of tissue engineering, magnetic nanoparticles have been previously reported for many applications including cellular labelling, sorting and monitoring, targeted ... Dilemmas in the reliable estimation of the in- vitro cell viability in magnetic nanoparticle engineering: which tests and what protocols? Clare Hoskins1, Lijun Wang*1, Woei Ping Cheng2 and Alfred ... cultured in 50:50 Dulbecco's minimum essential medium [DMEM]: Ham's F-12 media containing 10% heat inactivated foetal bovine serum [FBS], mM L-glutamine and 1% penicillin streptomycin [Penstrep]...
Ngày tải lên: 20/06/2014, 20:20
báo cáo hóa học:" Dilemmas in the reliable estimation of the in-vitro cell viability in magnetic nanoparticle engineering: which tests and what protocols?" potx
... characteristics and applications in MR imaging Eur Radiol 2001, 11:2319-2684 Bonnemain B: Superparamagnetic agents in magnetic resonance imaging: Physiochemical characteristics and clinical applications ... allow endosomal magnetic labelling and in vivo tracking of stem cells Nat Biotechnol 2001, 19:1141-1147 Syková E, Jendelová P: Migration, fate and in vivo imaging of adult stem cells in the CNS Cell ... foetal bovine serum [FBS], mM Lglutamine and 1% penicillin streptomycin [Penstrep] (all purchased from Invitrogen Ltd., Renfrew, UK) RAW264.7 cells (kindly donated by Prof Colin Watts and Dr Alan...
Ngày tải lên: 21/06/2014, 17:20
Study of microwave assisted magnetization dynamics in magnetic films and structures
... densities ~130 Gb /in2 , the increased packing densities and size reduction of the grains result in higher demagnetizing fields and more crosstalk Perpendicular magnetic recording was presented ... thus increasing its coercivity The additive elements move to the grain boundaries, resulting in efficient segregation of the magnetic grains and suppress any exchange coupling between them Since ... parameters and geometry It demonstrates its versatility by detecting an indirect signature of domain nucleation and switching in large area thin films of CoFeB In patterned microwires, partial switching...
Ngày tải lên: 09/09/2015, 11:30
A TRACE FORMULA AND APPLICATION TO STARK HAMILTONIAN WITH NONCONSTANT MAGNETIC FIELDS
... (H)) µj Letting j → ∞ in (3.16) and using (3.13), we finally achieve tr(f (H) − f (H0 )) = tr([V, A]f (H)) The proof is finished Semiclassical asymptotics of the spectral shift function In this section, ... Dimassi and V Petkov Spectral shift function for operators with crossed magnetic and electric fields Rev Math Phys., 22(4):355–380, 2010 [11] M Dimassi and J Sj¨ ostrand Spectral asymptotics in the ... work Indeed, by setting A˜ = P −1 A ˜ H0 ] = it is reduced to the case [A, ii) Trace formula (3.1) was proved in [10, 9] in a special case, i.e., for the constantmagnetic Stark Hamiltonian in dimension...
Ngày tải lên: 12/10/2015, 10:38
Magnetic properties of co ta thin films and their applications in magnetic tunnel junctions
... of states in the minority spin band compared to the majority spin band at 22 Chapter Theory and Review the Fermi level However, the group explained convincingly that spin-flip scattering could ... coupling[5], as shown in Figure 2.3.1a, resulting in majority of electrons in adjacent layers having opposite spins A spin ‘up’ majority electron in one layer will encounter strong scattering ... techniques in order to ensure a thin film of less than nm GMR effects arise because of spin-dependent scattering either at the interfaces of the ferromagnetic/non -magnetic metals or inside the ferromagnetic...
Ngày tải lên: 10/11/2015, 11:35
Scalar fields fluctuating and dissipating in the early universe
... inflation involving multiple fields interacting with the inflaton can lead to significant levels of non-gaussianity at levels which may be detectable in the future 3.6 Reheating In the cold inflation ... that inflation continues indefinitely in some patches This eternal inflation picture generically results in bubbles of the Universe which are expanding at different (exponential) rates and so ... the Universe is inflating This arguably, makes it likely that we find ourselves in a Universe which inflated In addition to potentially explaining the initial conditions problems, inflation can...
Ngày tải lên: 26/11/2015, 13:14
Questions to .NET and Programming in C#
... c) Pointers and values a) Value types and reference types in simple terms is nothing but conversion of a value type into a reference type a) Casting c) Unboxing d) Overriding b) Boxing ... for statement’s syntax is incorrect using System; class Test { static void Main() { int @Main; int[] Static= new int[3]; @Main =100*Static[1]; Console.WriteLine(@Main); } } What will be the output ... A.F Init B B.F b) Init A Init B A.F B.F c) d) A.F Init B Init A A.F A.F B.F Init B Init A 89 //.Inconsistent accessibility: base class 'Test' is less //accessible than class 'Q3' lỗi dòng using...
Ngày tải lên: 21/08/2012, 15:55
Questions to .NET and Programming in C#
... of the following is the correct syntax for declaring an indexer a) protected int this[int var1] c) public int this(int var1) b) public int classname[int index] d public int this[int ) var1] A ... Main() { IndexerTest IndexMe = new IndexerTest(); IndexMe[1] = 100; IndexMe[2] = 1000; System.Console.WriteLine(IndexMe[1]); System.Console.WriteLine(IndexMe[2]); System.Console.WriteLine(IndexMe[3]); ... public string this[int pos] { get { return myData[pos]; } set { myData[pos] = value; } } static void Main(string[] args) { IntIndexer myInd = new IntIndexer(5); myInd[1] = "Some Value"; myInd[4]...
Ngày tải lên: 29/08/2012, 16:37
The Duality of Memory and Communication in the Implementation of a Multiprocessor Operating System
... workstations and mainframes within the Department of Computer Science, and supports projects in distributed computing and parallel processing such as the Camelot distributed transaction processing system ... be described in more detail in a later section When shadowing, the data is instead copied from the original 9 char *file_data; int i, file_size; extern float rand(); /* random in [0,1) */ /* ... a memory object and offset within that memory object Additional information stored for each range includes protection and inheritance information To account for sharing through inheritance, Mach...
Ngày tải lên: 12/09/2012, 15:05
Virtual Memory, Processes, and Sharing in MULTICS
... procedure's linkage section is made as a segment within that process In certain cases the linkage sections of several procedures are combined into a single linkage segment private to the process Linking ... the link pointer and have the form shown in Figure 12 The displacement k is determined by the coding of P and is invariant with respect to the process using P Procedure Call and Return The coding ... entry point in the called procedure segment Thus in establishing the link for an external procedure call, the generalized indirect address placed in the calling procedure's link data points to...
Ngày tải lên: 12/09/2012, 15:05
Friends, Overloaded Operators, and Arrays in Classes
... implementing the digits are in in order int('0') + is equivalent to int('1') int('1') + is equivalent to int('2') If c is '0' int( c ) - int('0') returns integer If c is '1' int( c ) – int ... to integers Copyright © 2007 Pearson Education, Inc Publishing as Pearson Addison-Wesley Slide 11- 19 digit_to_int (optional) digit_to_int is defined as int digit_to_int(char c) { return ( int ... Education, Inc Publishing as Pearson Addison-Wesley Slide 11- 48 Overloading > The insertion operator
Ngày tải lên: 12/09/2012, 22:53