adjusting the contrast of a magnetic resonance microimage
báo cáo hóa học: " Topological confinement in an antisymmetric potential in bilayer graphene in the presence of a magnetic field" pptx
... perpendicular external magnetic field, both for the case of a single potential kink, as well as for a kink-antikink pair One advantage of such a setup is the fact that in an experimental realization of ... by the magnetic field However, for a larger value of the wavevector, the wavefunctions are only weakly affected by the field, due to the strong localization of the states Figure displays the ... to the states that are indicated by arrows in panel (a) (a) (b) Figure Energy levels of a single kink profile in bilayer graphene as function of external magnetic field B0 with the same parameters...
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Báo cáo toán học: " Spin-related tunneling through a nanostructured electric-magnetic barrier on the surface of a topological insulator" potx
... topological insulators have an odd number of massless Dirac cones on the surface, ensured by the Z2 topological invariant of the bulk, while graphene has twofold massless Dirac cones at the K and K valleys ... participated in establishing the physical model and developing the numerical code All authors have participated in the interpretation of the numerical results All authors read and approved the final ... rotated over certain angles that are determined by the incident angle and energy Our results demonstrate that the magnetic field of the magnetic barrier bends the trajectory of the electrons, and...
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báo cáo khoa học: "Application of Benchtop-magnetic resonance imaging in a nude mouse tumor model" ppt
... injection of the contrast agent Gd-BOPTA Histological analyses revealed that a large central necrotic/fibrotic area was associated with contrast enhancement Such an effect can also be observed in patient ... study was supported in part by grants from the Federal State of Saxonia-Anhalt (FKZ 364 6A/ 0907) Author details Martin-Luther-University Halle-Wittenberg, Department of Pharmaceutics and Biopharmaceutics, ... circulation time of the contrast agent (Figure 2A) Furthermore, the fast renal elimination of Gd-BOPTA was visualised The urinary bladder was visible as a bright, hypertense sphere unlike the NMR...
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báo cáo khoa học:" Histological analysis of the effects of a static magnetic field on bone healing process in rat femurs" pptx
... As in many other studies reported, rat was also used as a model in this study [1,6,8-10] The advantages include easy manipulation, maintenance and adaptation to the objectives of the study Other ... to the area where the magnetic field operates P and D mark, respectively, the proximal and distal regions of the left femur and healed bone were compared, at the level of the medullary channel ... direction maintained continuity and shape of the remaining cortical levels Trabecular proliferation was also apparent in a centripetal direction relative to the surgical cavity Medullary spaces showed...
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ON THE HALL EFFECT IN PARABOLIC QUANTUM WELLS WITH AN IN PLANE MAGNETIC FIELD IN THE PRESENCE OF a STRONG ELECTROMAGNETIC WAVE (LASER RADIATION)
... taking account of arbitrary transitions between the Landau levels The analytical result is numerically evaluated and graphed for a specific quantum well, GaAs/AlGaAs, to show clearly the dependence ... values of the HC at the maxima are much larger than other values By using the computational program we easily determine the position of the peak in each curve All the peaks correspond to the ωc2 ... of the EMW besides the dependence on the magnetic B and the dc electric field E1 as in the ordinary Hall effect The analytical results are numerically evaluated and plotted for a specific quantum...
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The Duality of Memory and Communication in the Implementation of a Multiprocessor Operating System
... dirty pages • Data manager floods the cache This is rather similar in nature to a data manager which fails to free data, but is easier to detect and prevent • Data manager changes data A malicious ... for another thread in that task • Server tasks which cannot tolerate changing data, or which must ensure that all of the necessary data is available, may use a separate thread to copy that data ... copied) data in a message • Data manager backs its own data Deadlock may occur if a data manager becomes blocked in a page fault waiting for data which it provides Fortunately, there are several techniques...
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List the components of a radio system
... – Advantages • Can carry up to three times the amount of data as TDMA • Transmissions are much harder to eavesdrop on • A would-be eavesdropper must also know the exact chip in which the transmission ... data to be sent – Imprints a unique address on the data – The longer the code is, the more users will be able to share the same channel – Number of chips in the code • Determines the amount of ... receiving the signal • Attenuation – A loss of signal strength • Multipath distortion – As a radio signal is transmitted, the electromagnetic waves spread out 24 Signal Strength (continued) 25 Radio...
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Cambridge.University.Press.Africans.The.History.of.a.Continent.Aug.2007.pdf
... languages belonged to a third, Nilo-Saharan family, which may have originated in the broad Saharan region at least as early as Afroasiatic Nilo-Saharan may be distantly related to the fourth family, ... taken Carthage a decade later, and extended their power across the region sub-saharan africa Whether Carthage transmitted metalworking to sub-Saharan Africa is one of the mysteries of African ... religions, and alphabetic literacy that sub-Saharan Africa partially shared with the Eurasian core Partial isolation meant that cultural phenomena took distinctively African forms Partial integration...
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Guest the meaning of a word
... (not, reversal) ex- (out of, former) pre- (before) re- (again, restore) un- (do the opposite of) ad- (to, toward) com-, con-, co- (with, together) en-, em- (in, into, to cover or contain) in- (into, ... (with, together) en-, em- (in, into, to cover or contain) in- (into, not) pro- (in favor of, before) sub- (under, beneath) ...
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Báo cáo y học: "The Impact of a Nationwide Antibiotic Restriction Program on Antibiotic Usage and Resistance against Nosocomial Pathogens in Turkey"
... non-parametric correlations A P value of less than 0.05 was regarded as significant Software package STATA 9.0 (USA) was used for the analysis Materials and Methods Results Hospital setting and antibiotic ... financial cost and resistance patterns of leading nosocomial pathogens (gram) and number of boxes were calculated from two databases, 1) Hospital pharmacy computer databases, and 2) International ... NARP was initiated in Turkey in February 2003 by a central regulation of Ministry of Health and was announced nation-wide via official newspaper of the state [11] This is a quasi-experimental...
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The closeness of a foreign sales contract in Binh Minh Household Joint Stock Company
... engages mainly in the industry of household appliances, as well as the domains of real estate and logistics The group is also one of the largest manufacturing and exportation bases of electric appliances ... Generally, if possible, it is wise to adopt the internal law as governing law to the contract On the other hand, the parties can agree to adopt a certain world law regarding international trade ... days after of the buyer’s advice ARTICLE 8: ARBITRATION During the performance of the contract, if any dispute arises, the parties shall discuss to find solution in an amicable way If the parties...
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Experimental study on the performance of a prism-shaped integrated collector-storage solar water heater
... water ascends to the top of the tank It is originated from the fact that, after gaining heat from the solar radiation, the tank wall heats a thin vertical layer of water along the tank wall Part ... function of the density, specific heat capacity and the initial and massweighted average temperatures of water; with all the values, apart from the mass-weighted average temperature, are the same ... solar radiation and average temperature of the present experimental study and the theoretical results of [1] in January Figure 12 The time variation of solar radiation and stored energy of the...
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Factors influencing borrower’s behavior and decision making patterns in the success of a micro finance model
... populations The data was tabulated and analyzed through qualitative analysis of the gathered data, which reveal the behaviors and decision making patterns in lower income populations towards ... behavioral and attitudinal aspects of individuals An in-depth analysis in each of the broad parameters revealed the following: Educational Facet Education plays a vital role in shaping up a personality ... expectations The academia in Pakistan may facilitate the MFIs in producing relevant research work in understanding the broader social paradigms of borrowers, which may actually lead to the success...
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Tài liệu The message of a master - By John McDonald pdf
... the great masses of humanity are using the Law destructively, or partially so, and the scales are balanced against them Here and there, among the masses, we find an occasional outstanding figure ... inferior creatures as the beasts of the field, the birds of the air and the fish of the sea are bountifully supplied For any man, no matter what his station in life, to take the stand that it is the ... we know what we are talking about when we speak of the chaos of thoughts in the air http://www.RetrieveALover.com Page 33 The Message of a Master On the other hand, the man who has a set definite...
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Tài liệu HOW TO MEASURE THE IMPACT OF A CRM STRATEGY ON THE FIRM PERFORMANCE doc
... and data warehouses been able to manage a great deal of data The challenge is to capture and measure soft and qualitative information For example, in the book The Experience Economy (1999), authors ... mirrors the myriads of interactions taking place in a company and the value created in each of them The problem is not the amount of relationships since firms have the help of sophisticated information ... Skandia Navigator (Edvinsson and Malone, 1997) Value Chain Scoreboard (Lev, 2002) Description of measure Sets of human capital indicators are collected and bench-marked against a database Similar...
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Tài liệu Exporting the Results of a Query as a String docx
... is the TAB character rowDelimiter The character or characters that separate rows The default value is the CARRIAGE RETURN character nullExpr A string that is substituted for null column values ... If a number larger than the number of records in the table is specified, all records are converted without error columnDelimiter The character or characters that separate columns The default value ... corresponding to the rows selected from the table dt The DataTable to convert to a string numRows The number of rows in the table to convert If this number is negative, all rows in the table are converted...
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A park like transformation for the study and the control of a nonsinusoidal brushless DC motor
... this paper a new transformation which preserves the same advantages as the Park transformation A Mathematical Model of the BDCM We suppose that the motor has the following typical features : - The ... permanent magnets of the rotor : where L, and M, are the self-inductance and the mutualinductance of the stator coils Since we assume a constant airgap and no saturation, L, and M, are constant ara arb ... The airgap length is constant and large since the magnets are surface mounted and have the same permeability as air As a result, the armature reaction is negligible The magnetic circuit has an...
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Tài liệu “Measuring customer satisfaction in the context of a project-based organization” docx
... and the performance of the organization’s offerings (see e.g Parasuraman et al., 1985 & 1988 & 1991) Another stream of research is the performance-based approach (or linear regression approach) ... clearly consider CSM as an activity that is based on standardized questionnaires that are delivered to a sample of the customer base These quantitative multi-attribute questionnaires are then analyzed ... important to differentiate whether CSM is focusing on the satisfaction of the customer organization as a whole or the satisfaction of certain individuals within that organization These are clearly...
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