... of topics in the theory of electrodynamics, each of which touches upon the angular momentum of light We begin in the present chapter by summarising the well established results that support the ... and thus possesses the dimensions of an angular momentum I use the terms rotation angular momentum and boost angular momentum to distinguish between 23 whether the rotation is of a circular nature ... On the Angular Momentum of Light Robert P Cameron BSc (Hons) Submitted in fulfillment of the requirements for the degree of Doctor of Philosophy School of Physics and Astronomy College of Science...
Ngày tải lên: 22/12/2014, 20:49
... by presenting the pulse of Src activity in the plane of the inactive and active fractions, si and s1 If the duration of the stimulus exceeds the critical value, the trajectory in the (si, s1) ... state (in the bistability domain) Regardless of the slope, the active Src fractions increase during the Off to On transition, whereas the value of the inactive fraction (si) decreases if the slope ... all steady states of the Src cycle When there are three intersections, the steady state O1 at the lower branch of the Z-shaped curve (i.e low Src activity) and the state O3 at the upper branch...
Ngày tải lên: 18/02/2014, 11:20
Báo cáo " On equations of motion, boundary conditions and conserved energy-momentum of the rigid string " doc
... boundary of the rectangle Ω The advantage of the form of the variation δS is that it involves the least possible number of derivatives of the variations δxµ The remaining derivatives of δx in formula ... N.S Han / VNU Journal of Science, Mathematics - Physics 24 (2008) 111-118 118 Conclusion The equations of motion, of the boundary conditions and of the energy - momentum for the classical rigid ... encounter a coincidence of the following two mathematical obstacles: the presence of the high derivatives in the Lagrangian , and the fact that the field xµ (τ, σ) is defined on the finite strip σ...
Ngày tải lên: 05/03/2014, 14:20
Báo cáo khoa học: Prevalence of intrinsic disorder in the hepatitis C virus ARFP/Core+1/S protein doc
... number of overlapping peaks, impeding the accurate counting of peaks In contrast, the HSQC spectrum of HCV-1b Core+1/S allows the counting of a number of peaks consistent with that expected from the ... prevalence ( 60%) of Core+1 antibodies in patient sera as compared with the cutoff value, defined as the average of the negative controls plus two standard deviations The presence of antibodies against ... the sum of the signals of individual emitters The maxima of fluorescence emission for HCV-1a and HCV-1b Core+1/S proteins were observed at wavelength of 354 and 353 nm, respectively (Fig 5A) These...
Ngày tải lên: 15/03/2014, 09:20
Báo cáo khoa học: The intrinsic structure of glucose transporter isoforms Glut1 and Glut3 regulates their differential distribution to detergent-resistant membrane domains in nonpolarized mammalian cells potx
... A B Fig The topology of Glut1 and alignment of the deduced amino acid sequences of Glut1 and Glut3 (A) The predicted structure of Glut1 [1] The position of the single endogenous site of N-linked ... line [25] The differential distribution of these isoforms seems to be independent of cell type or the amount of protein expressed To clarify the molecular basis for the control of the differential ... through these FLAGtagged proteins Neither the N-terminus nor the C-terminus of Glut1 is needed for the DRM distribution To determine the functional domains responsible for the DRM distribution of...
Ngày tải lên: 23/03/2014, 09:20
Báo cáo hóa học: " A novel adenovirus vector for easy cloning in the E3 region downstream of the CMV promoter" pot
... be expressed from the CMVp In addition, pAd5-EGFP, allows the cloning a cDNA of interest between the CMV promoter and the SV40 polyadenylation signal either in replacement of the EGFP ORF or in ... laboratory) The constructs led to the production of infectious adenoviral particles that allowed the high-level expression of the different transgenes This method of construction of adenovirus ... map of pAd5CMV/TCS and of the different inserts (B) HeLa cells were seeded on 24 well plates (1.2 × 105 cells/well) and transduced the next day with the different Ad vectors at a MOI of 1000 The...
Ngày tải lên: 20/06/2014, 01:20
Báo cáo hóa học: "A new low-complexity angular spread estimator in the presence of line-of-sight with angular distribution selection" pptx
... and the new estimator, the NLOS component of the covariance matrix The method exploits the Toeplitz structure of the covariance matrix by averaging the coefˆ ficient of the mth subdiagonals of ... σθik is the AS or the standard deviation of the angular distribution; • fc is the carrier frequency; • c is the speed of light; • dik is the distance between the antenna-element i and the antenna-element ... are interested in estimating the mean AoA and the AS In other terms, we determine the mean and the standard deviation of the angular ditribution of the received signal The proposed algorithm is...
Ngày tải lên: 20/06/2014, 22:20
Báo cáo hóa học: " Evaluation of the nanotube intrinsic resistance across the tip-carbon nanotube-metal substrate junction by Atomic Force Microscopy" pptx
... [26] The barrier for electrons is high because of the pinning of the Fermi level close to the valence band maximum at the CNT-substrate interface [27] In Figure 1d1 and 1d2, on the left side of the ... is plotted in the range of 104 to 106 Ω to enhance the contrast the tip, a hypothesis could be the oxidation of small amorphous carbon domains scattered over the diamond coating of the tip for ... (a) Schematic view of the AFM tip and the «tip-CNT-substrate» junction A bias voltage V is applied between the tip and the substrate, the arrows represent the direction of the current lines (b)...
Ngày tải lên: 21/06/2014, 04:20
Báo cáo y học: "Assessing the quantity of pulmonary edema in critically ill children" docx
... possible explanation for the lack of correlation between the measured EVLW and the chest radiograph findings is that the heterogeneity of the patients may have reduced the likelihood of detecting a correlation ... can be the presence of atelectasis, which the authors addressed by assigning atelectatic lung zones with the mean radiographic score of the adjacent radiographic areas Second, although there were ... know whether the correlation with age persists when EVLW is indexed to predicted body weight Finally, the ability to interpret the finding that EVLW as measured by the transpulmonary thermodilution...
Ngày tải lên: 13/08/2014, 21:21
Báo cáo y học: "bEstrogen, not intrinsic aging, is the major regulator of delayed human wound healing in the elderly" docx
... have had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis Additional data files The following additional data ... The observed beneficial effects of these genes in animal models are at odds with the detrimental nature of delayed human healing, again reinforcing the lack of importance of gerontogenes in the ... and that the insulin growth factor/insulin pathway influences the rate of aging [26,27] That regulation by estrogen at the level of the gene appears to be the most important mediator of age-related...
Ngày tải lên: 14/08/2014, 08:21
Critical Review Of Valuation Modelsa Valuation Of The Intrinsic Value Of Vestas Wind Systems
... occupy the literature today The purpose of the thesis is to find the intrinsic value of Vestas To so, this thesis will evaluate and discuss contemporary valuation models in order to choose the most ... Bachelor Thesis © Emad Sharghbin 2009 ii Estimating the Cost of Capital The concept of future prospects and particularly of continued growth in the future invites the application of formulas out of ... to include the reader in the thesis for the purpose of linguistic variation even though there is a single author Bachelor Thesis © Emad Sharghbin 2009 Estimating the Cost of Capital The annual...
Ngày tải lên: 11/12/2016, 11:11
Animation the mechanics of motion
... determine the speed of your animation Remember, the greater the distance between the drawings, the quicker the action; the closer together they are, the slower the timing will be 10 Animation: The ... images, the principle remains the same Simply put, the closer the subsequent images are to each other in their position on the screen, the slower the action; the greater the distance between the ... Each of the separate actions that go to make up the sequence – turning of the page of the newspaper, leaping out of the chair, the search, returning to the chair – are normally completed within their...
Ngày tải lên: 13/09/2012, 14:19
the early evolution of motion picutres
... was one of the first (in 1904) to form a distribution company (a regional rental exchange), that bought shorts and then rented them to exhibitors at lower rates The Warner brothers opened their ... Hill in the Spanish-American War, the Boer War in S Africa, the Galveston flood of 1900, President McKinley's assassination in 1901, Roosevelt's inauguration in 1904, and the aftermath of the San ... brothers opened their first theatre, the Cascade, in New Castle, Pennsylvania in 1903, and then in 1904 founded the Pittsburgh-based Duquesne Amusement & Supply Company, the precursor to Warner Bros...
Ngày tải lên: 21/03/2014, 22:53
Báo cáo " Vector construction and transformation of 4CL1 gene into Chinaberrytree (Melia azedarach L.)" ppt
... Journal of Science, Natural Sciences and Technology 26 (2010) 205-210 into tobacco with the xylem- specific expression promoter GRP1.8 The result shows that, the content of lignin in the stem ... enzyme sites Therefore, cloning vector pBT4CL1 contains NcoI and XbaI sites in the two ends of 4CL1 gene As the same, vector pPTN289 contains NcoI and XbaI sites in the two ends of GUS-plus gene ... into bands, the first band (about 2.7kb) is the linear backbone of vector pBT, and the another band (about 1.6kb) is 4CL1 gene In line 2, vector pPTN289 was also digested into bands, the first...
Ngày tải lên: 22/03/2014, 09:20
Báo cáo khoa học: "THE IMPERFECTIVE PARADOX AND TRAJECTORY-OF-MOTION EVENTS *" doc
... to the bar 25 minutes later he reached {the cafe / the museum} [12] Michael White Delimitedness and trajectory -of- motion events In Proceedings of the Sixth Conference of the European Chapter of ... preserve the part -of relation only in the downwards direction: Note that by assuming the preceding interpretation of trajectory -of- motion events, we may interpret the relation _ as the relation ... formula 3For the sake of simplicity I will not address the minimal parts problem here 284 bar (assuming the bar is further east than the other landmarks), example (9) shows how the present approach...
Ngày tải lên: 31/03/2014, 06:20
ON WEAK SOLUTIONS OF THE EQUATIONS OF MOTION OF A VISCOELASTIC MEDIUM WITH VARIABLE BOUNDARY V. G. pptx
... By this the proofs of the part of the results (which require the rather long proofs) are given in Section In Section 4, the main results are formulated, in Sections 5–7 the proofs of the main ... respect to γk ¯ The definition of the L-condensing map is given in [3] The proof of theorem repeats the proof of Theorem 2.2 in [21] on the strength of ¯ ¯ Lemmas 5.6–5.8 and the inequality u ... Consequently, the direct application of the method of [21] is not possible The history of the motion equation from (1.1) is given in details in [21] On the basis of the rheological relation of Jeffreys-Oldroyd...
Ngày tải lên: 23/06/2014, 00:20
Báo cáo hóa học: " Video Waterscrambling: Towards a Video Protection Scheme Based on the Disturbance of Motion Vectors Yann Bodo" pdf
... associated to the motion vector is the one located at the smallest distance of the extremity of the vector (according to the L2 distance) In the example of Figure 3, the reference point of d f is R1 ... and the last row shows the waterscrambling results with α = 60 As expected, the strength α allows the manipulation of the degree of video degradation: the higher the value of α, the higher the ... of motion vectors distribution after the application of the waterscrambling (a) Distribution of the x component (right) and y component (left) of the original motion vectors (b) Modification of...
Ngày tải lên: 23/06/2014, 01:20
Using the Lagrangian to obtain Equations of Motion pdf
... an example of a cart with inverted pendulum Instead of using the Lagrangian equations of motion, he applies Newton’s law in its usual form There are a couple of differences between the examples ... frictionless rails The the x position of the pendulum is x+ sin θ and the y position is cos θ, so the kinetic energy is 2 d d ˙ (x + sin θ) + m ( cos θ) (21) K = Mx + m 2 dt dt First taking the time-derivatives, ... 2008 Example 1: Pendulum Consider a pendulum of mass m and length with angular displacement θ from the vertical From the geometry, the expressions for the kinetic and potential energies are ˙ m...
Ngày tải lên: 28/06/2014, 06:20
The Theory of the Relativity of Motion, by Richard Chace Tolman pdf
... of the second postulate of relativity For the details of the proof we must refer the reader to the original article.∗ Further Postulates of the Theory of Relativity 23 In the development of the ... part ii the space and time of the ether theory Rise of the Ether Theory Twelve years before the appearance of the Principia, Römer, a Danish astronomer, observed that an eclipse of one of the satellites ... media by the methods of the theory of relativity as compared with the difficulty of treatment on the basis of the ether theory In Chapters VI, VII and VIII we develop and apply a theory of the dynamics...
Ngày tải lên: 28/06/2014, 19:20
Equations of motion in the state and confiruration spaces pptx
... The virtual displacement of the center of the contact zone of the ith wheel in the reference frame of the vehicle is δui = δx δy + δψxi (B.48) The virtual work of forces Fxi and Fyi and of the ... amplitude decay if the real part of the solution FIGURE A.3 Time history of the free motion for the various types of the eigenvalues of the system 674 Appendix A EQUATIONS OF MOTION is negative ... exists and is unique The general solution of the equation of motion is the sum of the general solution of the homogeneous equation associated with it and a particular solution of the complete equation...
Ngày tải lên: 03/07/2014, 19:20