... affecting the VTA DA neurons These two methods took into account the dynamics of AMPA and NMDA signals of the complete response and not just the maximum, making them more suitable in understanding the ... performed analysis of the synaptic response by estimating the areas under the AMPA and NMDA EPSC curves This allows us to better understand the dynamics of the synaptic charge transfer and provides ... understand the dynamics of AMPA and NMDA signals since they took into consideration the whole current response rather than just the peak response With these two methods, we found that there is...
Ngày tải lên: 19/06/2014, 08:20
... representation of the P3HT/PCBM blend materials on the quartz substrate The zoom shows the morphology of this bulk heterojunctions and the arrow indicates the molecular structure of the PCBM b Energy band ... to the first vibronic sideband E1 of the P3HT material where there is a significant density of states [7, 12] The transient absorption decay profile of the PB band is also shown in the Fig From the ... investigate the transport properties of the mobile charged carriers in the P3HT and PCBM network, we studied the transient dynamics of each observable PA band in our spectrum and compared it with that of...
Ngày tải lên: 22/06/2014, 00:20
chorafas - public debt dynamics of europe and the us (2014)
... methods they should be mindful of their own safety and the safety of others, including parties for whom they have a professional responsibility To the fullest extent of the law, neither the Publisher ... carrot in the front and feel a stick in the back.” The carrot in the front is standard of living The stick in the back are the laws Dracon and Solon set in ancient Athens, and before them Hammurabi ... such, they may include impractical theories like: G G The reign of debt, and The gates of nirvana Written for professionals, academics, and researchers, the book the readers have in their hands...
Ngày tải lên: 01/11/2014, 12:13
elscande. microscopic dynamics of plasmas and chaos
... analogues of van Kampen–Case eigenmodes The mechanical approach unifies the Landau theory, the van Kampen–Case theory, their simple physical description, the theory of spontaneous emission and the theory ... q (1.12) where p is the linear momentum of the particle or the angular momentum of the pendulum (the mass of the electron m or the moment of inertia of the pendulum ml being set equal to 1) Exercise ... space, the phase space is just the plane In either case, the phase space is two dimensional and the dynamics has one Hamiltonian degree of freedom Again H is the Hamiltonian of the system Indeed the...
Ngày tải lên: 24/04/2014, 17:09
Flocculation dynamics of synthetic and activated sludge in wastewater treatment pptx
... dosages; the relationship between the cation and polysaccharide content and their important role in floc formation and floc structure, and theirs effect on the final properties of both synthetic ... essential for the successful operation of the process In many cases, the efficiency of the clarifier is the limiting factor in producing a high quality effluent, and it is often regarded as the bottleneck ... bottleneck of the process in terms of upgrading or increasing the capacity of the treatment plant The settling properties of sludge are determined primarily by the conditions prevalent in the aeration...
Ngày tải lên: 27/06/2014, 13:20
Mechatronics Dynamics of Electromechanical and Piezoelectric Systems P1 pptx
... coenergy of rotation of the disk (the kinetic coenergy of a rigid body is the sum of the kinetic coenergy of translation of the total mass lumped at the center of mass and the kinetic coenergy of rotation ... constraints) between the various elementary parts of the system The choice of generalized coordinates is not unique The derivation of the variational form of the equations of dynamics from its vector ... where v ′′ is the curvature of the beam, E the Young’s modulus and I the geometric moment of inertia of the cross section (EI is called the bending stiffness) If one includes only the translational...
Ngày tải lên: 02/07/2014, 06:20
Mechatronics Dynamics of Electromechanical and Piezoelectric Systems P2 potx
... configuration and the velocity at t = In special circumstances, the system admits first integrals of the motion, which contain derivatives of the variables of one order lower than the order of the differential ... use the notation Sij for the strain tensor and Tij for the stress tensor; these are the standard notations for piezoelectric structures With these nota tions, the constitutive equations of a ... The sections on the Green tensor and the geometric stiffness are more specialized and may be skipped without jeopardizing the understanding of subsequent chapters 1.10.1 Rayleigh-Ritz method The...
Ngày tải lên: 02/07/2014, 06:20
Atomistic modeling of energetics and dynamics of diffusive and frictional phenomena in c60 graphene based systems
... coupling of adsorbate to surface 51B The substrate influences the adsorbate dynamics through the adiabatic PES of the system The difference between the value of the PES at the saddle point and at the ... changing the temperature which alters the mechanism of exchanging the energy between the admolecule and the substrate We evaluate the effect of rotational degrees of freedom (DOFs) of the C60 ... known as a thermally activated mechanism: the adsorbate overcomes the energy barriers by the means of thermal energy [37] The diffusion rate is the measure of mobility of the adsorbate, and is commonly...
Ngày tải lên: 08/09/2015, 17:49
Multiscale dynamics of bubbles and droplets in microfluidic networks
... Viscosity of the continuous phase (Pa.s) µdisp Viscosity of the dispersed phase (Pa.s) λ Ratio of the viscosity of the dispersed phase to that of the continuous phase (-) ρ Density of the continuous ... ear, and above all for giving me the freedom to fail and the space to explore and learn Im grateful for all the support provided by the Department of Chemical and Biomolecular Engineering and the ... basins are made up of alternating layers of sand, silt, clay, carbonates and evaporites The sand layer typically provides the porous space for the accumulation of oil and gas, while the silt, Multiphase...
Ngày tải lên: 09/09/2015, 10:14
Acoustic dynamics of nanoparticles and nanostructured phononic crystals
... sensing, and photothermal therapy [3,12,13] One of the main objectives of this thesis is the elucidation of the acoustic dynamics of gold nano-octahedra Besides the confined eigenmodes of single ... Chapter introduces the fundamental concepts of the theory of elasticity and the Brillouin spectrum intensity calculation method of the eigenmodes of nanoparticles The experimental and theoretical studies ... Schematics of (a) the (n = 1, l = 0) spheroidal mode and (b) the (n = 1, l = 2) torsional mode of a sphere Since the establishment of the Lamb theory, many experimental studies of the eigenvibrations of...
Ngày tải lên: 10/09/2015, 09:01
Tài liệu Banks’ exposure to interest rate risk, their earnings from term transformation, and the dynamics of the term structure pptx
... contribution of the systematic factor and the regulation to the total timely variation of the exposure is 17.24% and, therefore, 82.76% of the variation is due to idiosyncratic effects These effects ... disentangle the contributions of the systematic factor and of the regulation One can expect some correlation between the regulatory variables outi (t) and out2i (t) on the one hand, and the variables ... instance, the duration, and the weighted sum of the positions’ duration is a measure of the bank’s exposure to interest rate risk (See, for instance, Sierra and Yeager (2004)) The main problem of these...
Ngày tải lên: 16/02/2014, 06:20
Tài liệu Báo cáo khoa học: Analysis of the molecular dynamics of medaka nuage proteins by fluorescence correlation spectroscopy and fluorescence recovery after photobleaching doc
... measure the mobility of the components in the PGCs The medaka embryo was peeled off the chorion, and the segment containing the part of PGCs was excised for observation by microscopy and FCS ... of OlvasGFP reveals the dynamic nature of the nuage Schematic diagram of the preparation of PGCs of medaka specimen (A) OlvasGFP was expressed in the medaka PGC at stage 24 and localized in the ... and FRAP analyses of OlvasGFP in the PGC FCS was used to measure the movement of OlvasGFP into the cytosol out of the nuage region of the PGC Representative correlation curves are shown (A) The...
Ngày tải lên: 18/02/2014, 16:20
Báo cáo khoa học: Eukaryotic class 1 translation termination factor eRF1 ) the NMR structure and dynamics of the middle domain involved in triggering ribosome-dependent peptidyl-tRNA hydrolysis pptx
... 1H,15N-HSQC spectra of the M domain of human eRF1 The numbering of the residues corresponds to that of the full eRF1 protein (A) The Gly region of the 15 H, N-HSQC spectrum of the M domain of human eRF1 ... implications of the behavior of this loop The first is the facilitation of the conformational rearrangements and the maintenance of the conformational plasticity for effective binding of the protein to the ... at the PTC of the large ribosomal subunit [20] The three-domain structure of eRF1, with the shape of the protein resembling the letter ‘Y’, partly mimics the ‘L’-shape of the tRNA molecule, and...
Ngày tải lên: 07/03/2014, 05:20
Báo cáo khoa học: Solution structure and backbone dynamics of the XPC-binding domain of the human DNA repair protein hHR23B docx
... further our knowledge with respect to the mechanisms of action of these proteins, it is crucial that we define the precise boundaries of the STI1-homologous domain and compare the structures of these ... [33] The errors of R1 and R2 were estimated from the errors in the single exponential decay fitting, and those of the 15N-1H NOEs were obtained from the difference of two independent experiments The ... values of error were adjusted for the proper tensor2 analysis, by increasing of the errors from the fitting (1.75 and 2.0 times for the relaxation data of 500 and 600 MHz, respectively), in which the...
Ngày tải lên: 07/03/2014, 17:20
Báo cáo khoa học: Intermodule cooperativity in the structure and dynamics of consecutive complement control modules in human C1r Structural biology docx
... parts comprising mainly the b-strands The loops between strands B and C, known as the ‘hypervariable loop‘, D and E, E and F, F and G, and G and H are particularly tolerant of longer insertions ... exactly the reverse of the situation observed for the CCP1single and CCP2single modules and probably reflects the complex interdependence of the modules in terms of internal dynamics and may also ... typically given in terms of the square of the generalized order parameters, S2, as the rate of physical restriction of NH motion, and of effective correlation time, se, on the ps to ns range Extremely...
Ngày tải lên: 15/03/2014, 23:20
Báo cáo khoa học: Refined solution structure and backbone dynamics of the archaeal MC1 protein ppt
... inwards, the arms close and the tips of the arms wrap around the DNA The amplitudes and time scales of the intramolecular motions experienced by the protein backbone are commonly determined from the ... additional DNA and the body of the protein [19] In the case of MC1ÆDNA complexes, we know that the protein covers at least 15 bp and that the binding site is composed of two areas of contact separated ... with the DNA-binding b-hairpin arms of HUs, which showed high mobility relative to the core (Fig 2) The b-ribbon arms wrap around the minor groove of the DNA and, at the tip of each arm, the conserved...
Ngày tải lên: 22/03/2014, 17:20
THE NUCLEAR AND AERIAL DYNAMICS OF THE TUNGUSKA EVENT potx
... depend upon the location of the event and the zenith angle chosen as it represents the vector snm of the Earth’s orbital Nuclear and aerial dynamics of the Tunguska velocity (30 km s-l) with the comet’s ... cP is the specific heat of the gas at constant pressure, y is the ratio of specific heats, c is the speed of sound, (T is the Stefan-Boltzmann constant, pa is the air density and T,, is the temperature ... estimation of the mass lost along the comet’s arbitrary path prior to entry into the Earth’s atmosphere However, to specify the orbit of the comet demands knowledge of both the comet’s eccentricity and...
Ngày tải lên: 23/03/2014, 13:20
Spatial-temporal Dynamics of Rubber Plantation in the Border Region of China, Laos and Myanmar: 1980-2010 pdf
... based on analysis of spectral, texture, and other characteristics • Total classification accuracy was 82.5%, the accuracy of mature rubber forest and young rubber forest were 92.50% and 76.42% Rubber ... in the gradients of 600~1000m; rarely occurred in elevations beyond 1200 m •1980-2010: the proportion of rubber plantations area in the elevation of 600-800m decreased, while increased in the ... slopes beyond 15° increased The expansion of rubber plantations mainly occurred between 15° and 35° and gradually extended in steep and abrupt slopes The planted intensity of rubber plantations gradually...
Ngày tải lên: 23/03/2014, 21:21