ampere s law and magnetic field intensity
CHAPTER 2: COULOMB''''S LAW AND ELECTRIC FIELD INTENSITY doc
Ngày tải lên :
07/08/2014, 20:23
... Contents | COULOMB 'S LAW AND ELECTRIC FIELD INTENSITY Units1 (SI) is used, Q is measured in coulombs (C), R is in meters (m), and the force should be newtons (N) This will be achieved if the constant ... Other schemes which have been suggested include drawing shorter lines to represent stronger fields (inherently misleading) and using intensity of color to represent stronger fields (difficult and ... which is not at the origin of our coordinate system, the field no longer possesses spherical symmetry (nor cylindrical symmetry, unless the charge lies on the z axis), and we might as well use cartesian...
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Zipf’s law and the Internet potx
Ngày tải lên :
06/03/2014, 21:20
... of fast response time for file requests In order to quickly satisfy users' request for web content, ISP 's utilize caching, whereby frequently used files are copied and stored “near” to users on ... However, since any cache has a finite size, it is impossible for the cache to store all of the files users are requesting Here Zipf 's law comes into play Several studies (Cunha 1995, Breslau 1999) ... The presence of Zipf s law has implications for the search strategies used in P2P networks Currently, most P2P networks use a broadcast method of locating files Because there is no central server...
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CHAPTER 3: ELECTRIC FLUX DENSITY, GAUSS''''S LAW, AND DIVERGENCE ppt
Ngày tải lên :
07/08/2014, 20:23
... expressed as the sum of three partial derviatves, Maxwell 's first equation is also described as the differential-equation form of Gauss 's law, and conversely, Gauss 's law is recognized as the ... it is not a question of using symmetry to simplify the solution, for the application of Gauss 's law depends on symmetry, and if we cannot show that symmetry exists then we cannot use Gauss 's law ... the scalars DS and dS and then to bring DS outside the integral sign The remaining integral is then S dS over that portion of the closed surface which DS crosses normally, and this is simply...
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Báo cáo khoa học: "Simultaneous integrated boost radiotherapy for bilateral breast: a treatment planning and dosimetric comparison for volumetric modulated arc and fixed field intensity modulated therapy" ppsx
Ngày tải lên :
09/08/2014, 10:20
... breast as depicted in figure The same isocentre was used for IMRT and RapidArc plans In both cases, all fields or arcs were simultaneously optimised to generate the desired dose distributions on ... tissue Pre-treatment Quality Assurance dosimetric measurements To assess delivery quality and the agreement between calculations and treatment, standardised pre-treatment quality assurance dosimetric ... threshold for statistical significance was p = 0.05 All statistical tests were two-sided Results Dose distributions are shown for one example in Figure for axial views and three dose cuts (45 Gy,...
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TRANSPORT PROPERTIES OF a QUASI TWO DIMENSIONAL ELECTRON GAS IN a sisige HETEROSTRUCTURE TEMPERATURE AND MAGNETIC FIELD EFFECTS
Ngày tải lên :
31/10/2015, 10:44
... TRANSPORT PROPERTIES OF A Q2D ELECTRON GAS IN A Si/SiGe HETEROSTRUCTURE 87 Here n = n+ + n− is the total density and Bs is the so-called saturation field given by Bs = 2EF /(gµB ), where g is the ... increases and the critical electron density NM IT decreases with increase in the distance of the impurity layer from the Si/SiGe interface TRANSPORT PROPERTIES OF A Q2D ELECTRON GAS IN A Si/SiGe ... This effect is due to spin-splitting in the parallel magnetic field leading to reduced screening in a spin-polarized electron gas We have also obtained similar results for RIS with zi = 490˚ A and...
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Electric and magnetic field calculations with finite element methods
Ngày tải lên :
31/07/2016, 21:04
... analysis gives an understanding of the physics involved and the anticipated scales of quantities – essential information for effective solution setups The worst case is when a user treats a program ... first column raises a popup menu (inset) that shows your installed Field Precision programs as well as useful batch commands For the first task, choose Mesh Then, click in the second column and ... programs where you fill in items in dialogs This option is useful for new users and for a quick setup of a new system • Text: the classic method using input scripts This option allows experienced users...
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Tài liệu FIELD INTENSITY and POWER DENSITY doc
Ngày tải lên :
12/12/2013, 09:15
... in Section 4-12 SAMPLE CALCULATIONS Section 4-2 provides sample calculations using power density and power terms from Table and Table 2, whereas Section 4-12 uses these terms plus field intensity ... antenna Conversion Between Field Intensity (Table 1) and Power Received (Table 2) Power received (watts or milliwatts) can be expressed in terms of field intensity (volts/meter or µv/meter) using equation ... terms mW (dBm) (v2/m 2S) (m2) Section 2-3, terms (m/sec)(sec) ˆPr = ( E2/480B2 )( c G/f 2) which is equation [3] terms (v2/m 2S) ( m2/sec2)(sec2) or v2 /S = watts 4-1.3 Table Conversion Table - Volts...
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Tài liệu Cleaner Water in China? The Implications of the Amendments to China’s Law on the Prevention and Control of Water Pollution pptx
Ngày tải lên :
18/02/2014, 04:20
... items covered by federal WEQ standards or establish local standards for items not covered.84 The development of these standards is similar to the standards in the United States The EPA sets treatment ... governments may create local standards for items not covered by the WEQ standards and must report their standards to the State Council.80 Using the WEQ standards and the country s economic and technological ... Discharge Permit Systems.51 Under these different systems, permits have been issued in increasing numbers In 1996, over forty thousand permits were issued in the cities that implemented a system.52...
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Detection of breast cancer cells using targeted magnetic nanoparticles and ultra-sensitive magnetic field sensors potx
Ngày tải lên :
22/03/2014, 17:20
... 40 gauss for 0.75 seconds followed by a delay of 35 milliseconds and subsequent detection every millisecond of the relaxing magnetic field for 2.2 seconds by using a seven-channel SQUID sensor ... transmission electron microscopy Acknowledgements We thank Tyler Stevens for assistance in preparing samples for susceptometry Senior Scientific LLC acknowledges the support of the National Institutes ... cell lines with varying levels of Her2 expression on the cell surface to use in subsequent experiments to assess the efficacy, specificity, and sensitivity of anti-Her2 antibody-conjugated magnetic...
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petroleum engineer’s guide to oil field chemicals and fluids
Ngày tải lên :
02/04/2014, 16:06
... Calcium-Sulfonate-based Greases Paraffins Olefins Phospholipids Alcohols Ethers Esters Polymers Starch Amides Special Issues Side Reactions Silicate-Based Muds Studies on Pipe Sticking Differential Sticking ... several dissolved substances such as alkalies, salts and surfactants, organic polymers in colloidal state, droplets of emulsified oil, and various insoluble substances, such as barite, clay, and ... Emulsions, and Foams Dispersions Dispersants Emulsions Oil-in-water Emulsions – Invert Emulsions Water-in-water Emulsions Oil-in-water-in-oil Emulsions Microemulsions Solids-stabilized emulsion...
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the california landlord's law book, rights and responsibilities 11th (2005)
Ngày tải lên :
18/04/2014, 14:11
... of others begins with your own tenants and is somewhat less with respect to neighbors or strangers or future tenants The usefulness of California s Megan s Law database is debatable Investigative ... L ANDLORD ’ S L AW B OOK : R IGHTS & R ESPONSIBILITIES I t is essential that every landlord understand California law as it applies to rental agreements and leases Let s begin with the basics ... premises), list their names See the discussion of cosigners in Section E, below In the last blank, list the names of all owners The last sentence states that all tenants are jointly and severally...
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Báo cáo khoa học: " Intensity modulated radiotherapy (IMRT) in the treatment of children and Adolescents - a single institution''''s experience and a review of the literature" pps
Ngày tải lên :
09/08/2014, 10:20
... interests Authors' contributions FS is responsible for data acquisition, literature research and writing of the manuscript ES is responsible for data acquisition, statistical analysis and writing ... treatment success than the potentially increased risk of secondary malignancies We tried to increase chances of cure the patients accepting possible risks in a matter of decades in case of success IMRT ... nasopharyngeal fibroma and esthesioneuroblastoma So far, patients died due to distant metastases (cases #30, #31, #21, #5, #4) Discussion We present a very heterogeneous group of children and...
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Báo cáo khoa học: " Dosimetric comparison of intensity-modulated, conformal, and four-field pelvic radiotherapy boost plans for gynecologic cancer: a retrospective planning study" ppsx
Ngày tải lên :
09/08/2014, 10:20
... volumes between these phases of treatment Figure (a) and conformal (b) treatment plans Representative axial isodose distributions for six -field IMRT Representative axial isodose distributions for six -field ... complications were scored using the RTOG scale for both gastrointestinal and genitourinary system The median follow-up was 1.9 years, with a range of months to 3.3 years This retrospective study was approved ... problems are at substantially higher risk of pelvic tumor recurrence [1,2] It is possible that this largely reflects the intrinsically worse prognosis of patients with bulky disease at presentation,...
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Báo cáo y học: "Supply-demand balance in outward-directed networks and Kleiber''''s law" pot
Ngày tải lên :
13/08/2014, 23:20
... regions "such that mass and volume scale isometrically" [7] Cubic and square regions are examples of such isometric bodies They also assume that body mass scales as body volume, LD , where D is the ... rates r1 and r2 "across body size." Furthermore, none of these cases has the scaling of Kleiber 's law In case and case 2, where the size of the system is increased, r2 is clearly an intensive property ... relationships at the heart of metabolic scaling issues, the physiological relationships between tissue blood flow and tissue metabolic rate References mammalian system of arteries and capillaries This...
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Báo cáo y học: "Pulsatile blood flow, shear force, energy dissipation and Murray''''s Law" pot
Ngày tải lên :
13/08/2014, 23:20
... tube of constant radius R We make the same assumptions as Kassab and Fung: that "blood is an incompressible viscous fluid so that flow is described by the Navier-Stokes equation" and that "each ... for the scaling As shown previously by Kassab and Fung for constant pressure gradients [5] and in this paper for pulsatile gradients, the constant shear force assumption leads to the conclusion ... values satisfying Murray 's Law are approximately equal to values satisfying a second-power law or a fourth-power law This figure shows that, as branching becomes more and more asymmetric, all laws...
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Costs and benefits of business government relations an explorative study on a firm¿s perceived influence on law and regulation in transition economies
Ngày tải lên :
04/10/2015, 08:00
... regulations and policies that are favorable for their businesses to operate in 2.3 Comparison with Previous Studies In business and economic fields, scholars studying business-government relations mostly ... definition and process of transition economies and then discuss the roles of government in transition economies Then, I will discuss the purposes of building businessgovernment relations and how such ... businessgovernment relations Table shows the estimations of this hypothesis Columns (1) 28 and (2) show that firms reporting more tax have stronger business-government relations The result is statistically...
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IMPACT OF THE EXTERNAL MAGNETIC FIELD AND THE CONFINEMENT OF PHONONS ON THE NONLINEAR ABSORPTION COEFFICIENT OF a STRONG ELECTROMAGNETIC WAVE BY CONFINED ELECTRONS IN COMPOSITIONAL SUPERLATTICES
Ngày tải lên :
31/10/2015, 10:40
... compositional superlattices in case of confined phonons, in this section, we will evaluate, plot and discuss the expression of the NAC for the case of the GaAs − Al0.3 Ga0.7 As compositional superlattices ... quantization direction is in z direction and only consider intersubband transitions (n = n ) and intrasubband transitions (n=n’) We consider a compositional superlattice with a magnetic field applied perpendicular ... expressions are numerically calculated and discussed to show the differences in comparison with the case of absence of an external magnetic with a specific of the GaAs − Al0.3 Ga0.7 As compositional superlattices...
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Cambridge.University.Press.An.Introduction.to.Law.and.Regulation.Text.and.Materials.Apr.2007.pdf
Ngày tải lên :
21/09/2012, 10:39
... Process and Custody Roberts & Palmer: Dispute Processes: ADR and the Primary Forms of Decision-Making Scott & Black: Cranston s Consumers and the Law Seneviratne: Ombudsmen: Public Services and ... broadcasting and presentations on issues of public importance The same category of aspirations or public spiritedness includes measures designed to protect endangered species and natural preserves ... processes and comparative law Books in the Series Anderson, Schum & Twining: Analysis of Evidence Ashworth: Sentencing and Criminal Justice Barton & Douglas: Law and Parenthood Beecher-Monas: Evaluating...
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Cambridge.University.Press.Globalisation.and.the.Western.Legal.Tradition.Recurring.Patterns.of.Law.and.Authority.Mar.2008.pdf
Ngày tải lên :
21/09/2012, 10:54
... Text and Materials Richardson: Law, Process and Custody Roberts & Palmer: Dispute Processes: ADR and the Primary Forms of DecisionMaking Scott & Black: Cranston s Consumers and the Law Seneviratne: ... from politics and religion; law is entrusted to a profession with its own discipline; law is still systematised and conceptualised; and this legal learning is something outside the laws on paper ... law? Because the state says so Question 2: Answer 2: Why does it say so? Because people must listen to the state Question 3: Answer 3: Why must they listen to the state? Because the state has...
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