... /kg2 is the gravitational constant, M = 1.99 × 1030 kg is the mass of the Sun, m is the mass of the comet, r is the position vector of the comet measured from the Sun, and r is the magnitude ... supercomputers on campus The purpose of my lectures is to provide xi xii Preface to first edition the students with some basic materials and necessary guidance so they can work out the assigned problems ... approximations of the desired quantities and in most cases are within some uncertainties This is similar to experimental observations in physics Every single physical quantity measured carries some experimental...
Ngày tải lên: 05/03/2014, 11:21
... /kg2 is the gravitational constant, M = 1.99 × 1030 kg is the mass of the Sun, m is the mass of the comet, r is the position vector of the comet measured from the Sun, and r is the magnitude ... supercomputers on campus The purpose of my lectures is to provide xi xii Preface to first edition the students with some basic materials and necessary guidance so they can work out the assigned problems ... approximations of the desired quantities and in most cases are within some uncertainties This is similar to experimental observations in physics Every single physical quantity measured carries some experimental...
Ngày tải lên: 29/06/2014, 10:20
THERMODYNAMIC PROPERTIES OF CERIA THIN FILM TEMPERATURE AND PRESSURE DEPENDENCES
... function of the pressure IV Conclusions In conclusion it should be noted that the statistical moment method really permits us to investigate the temperature, pressure, and thickness dependences of CeO2 ... layers with the film thickness d Suppose two top and bottom layers (surface layers) of ceria thin film are layers of cerium atoms Fig Ceria free thin film with the surface layers of cerium atoms ... thickness dependences of the thermodynamic properties of CeO2 thin film using the SMM [7] II THEORY Usually, the theoretical study of the size effect has been carried by introducing the surface...
Ngày tải lên: 31/10/2015, 10:44
Tài liệu Báo cáo khoa học: Temperature and phosphate effects on allosteric phenomena of phosphofructokinase from a hibernating ground squirrel (Spermophilus lateralis) pptx
... likely to be activated by rising AMP and ADP in the torpid muscle (hence, muscle glycolysis is less sensitive to changing energetic state when torpid) and is clearly much less sensitive to biosynthetic ... cold torpid muscle, PFK is less sensitive to changing adenylate levels at low temperatures characteristic of torpor, and PFK is clearly much less sensitive to biosynthetic signals All of these ... suppression of shivering thermogenesis; (b) a shift to a lipid-based metabolism; (c) the conservation of muscle glycogen stores for use during arousal, and (d) the stability of plasma glucose levels...
Ngày tải lên: 19/02/2014, 16:20
Effectiveness of PRECEDE model for health education on changes and level of control of HbA1c, blood pressure, lipids, and body mass index in patients with type 2 diabetes mellitus docx
... Session (Visits or 8) (Visits or 9) Reinforcing factors: The patient has to discover: the response of key people in their enviroment, the response of himself: pleased with the change, the physical ... in this study, involving the mean and SD for the quantitative variables and frequencies with confidence intervals of 95% (95% CI) for the qualitative Session Session (Visits or 6) (Visits or 7) ... behavior Skills and abilities Factors that facilitate the carrying out of behavior Final task: To create a list of skills and instruments in favour and against to the behavior change Session Session...
Ngày tải lên: 05/03/2014, 22:21
THE PRACTICAL REFERENCE GUIDE for WELDING INSPECTION MANAGEMENTTed visual inspection of pressure vessels and pressure piping (1)
... pellets for molding machines, or acids to use as ingredients for other manufacturing processes The group conveys its desired result to the design group and after several discussions and iterations, ... the various corrosion tests by the inspector Often these are done to ASTM specifications and the inspector must have ready access to them Pressure containment usually requires the use of welding ... responsibilities with respect to production This approach has shown itself to be a successful path to weld quality To gain additional insights into visual inspection programs for field welds,...
Ngày tải lên: 12/03/2014, 17:18
Báo cáo " Calculation of Lindemann’s melting Temperature and Eutectic Point of bcc Binary Alloys " pot
... tendency to be the host is equal for both constituent elements, we can take averaging the parameter m with respect to the atomic mass proportion of the constituent elements in alloy as follows N.V ... temperature T the quantity R defined by the ratio of the RMSF in atomic positions about the equilibrium lattice positions and the nearest neighbor distance d is given by R= 18m h 2T M [s + (2 − s )m ]k ... Science, Mathematics - Physics 26 (2010) 147-154 M1 M2 s M + (2 − s ) M 2 m= 151 (26) This equation can be solved using the successive approximation Substituting the zero-order with...
Ngày tải lên: 14/03/2014, 13:20
Báo cáo khoa học: Temperature and concentration-controlled dynamics of rhizobial small heat shock proteins doc
... corresponds to one of the most highly conserved residues of sHsps [1] To further investigate this site, a corresponding mutation was constructed in another class A protein HspB(G116A) eluted as ... complex size The monomers observed in the ESI-MS probably not represent the actual in vivo state, but rather are a result of dimer dissociation in the MS process The sHsps are presumably held together ... equilibrium is shifted towards small species under these conditions Complex dissociation is often associated with increased chaperone activity [5,16] The current opinion is that substratebinding sites,...
Ngày tải lên: 23/03/2014, 12:20
Báo cáo khoa học: Temperature and salts effects on the peptidase activities of the recombinant metallooligopeptidases neurolysin and thimet oligopeptidase pdf
... on these substrates is the variability of the cleavage sites, which is a consequence of modications in size or in nature of the amino acids at different positions of the substrates [5,6] The ... details are provided elsewhere [35] An automated bench-top simultaneous multiple solidphase peptide synthesizer (PSSM system from Shimadzu) was used for the synthesis of all the peptides by the ... cleavage sites and on the amount of their hydrolysis This series of peptides was chosen because the P2Â and P3Â positions were demonstrated to be very determinant on the specicity of neurolysin and TOP...
Ngày tải lên: 23/03/2014, 21:21
Báo cáo khoa học: The influence of temperature and osmolyte on the catalytic cycle of cytochrome c oxidase ppt
... scales with the size of the small molecule effector [21] The most potent inhibitor is that whose size is closest to that of water Based on a stochastic model, the inhibitor studies indicate that around ... cosolvents, hydrostatic pressure, osmotic pressure and probably other factors Nonetheless, catalytic activity is still one of the few characteristics that reflect the actual role of the oxidase ... reduced, cytochrome a3 oxidized) at 77 K It took between 40 and 240 s for the samples to freeze; during the freezing process, the sample undergoes osmotic stress The vapor pressure of the ice surrounding...
Ngày tải lên: 31/03/2014, 07:20
life temperature and the earth
... mass of the sun was higher FAINT YOUNG SUN PARADOX 34 during roughly the first billion years of its tenure on the ZAMS Subsequent mass loss is presumed to have reduced the mass to its present value ... bicarbonate ions, is some 54 times the mass in the atmosphere, whereas soil carbon is some four times the atmospheric carbon mass Although the terrestrial biomass is more than 1000 times that of the oceanic ... Russian text) A highly relevant thesis of Vernadsky to the central theme of this book is his statement that the process of the weathering of rocks is a bio-inert process.” He wrote, It seems...
Ngày tải lên: 08/04/2014, 00:37
an empirical analysis of stock and bond market liquidity
... stock spread increases with a shock to the bond spread, and the magnitude is about a quarter of the response of the stock spread to its own shock A shock to bond volatility also increases the stock ... Figure shows the response of the bond quoted spread to unit shocks in the endogenous variables The responses are qualitatively similar to those for the stock spread The bond spread decreases with ... 1987 stock market crash, the following statement hit the wires, \The Federal Reserve, consistent with its responsibilities as the nation 's central bank, a±rmed today its readiness to serve as a source...
Ngày tải lên: 23/04/2014, 16:11
chordia, sarkar and subrahmanyam -an empirical analysis of stock and bond market liquidity
... following statement hit the wires, "The Federal Reserve, consistent with its responsibilities as the nation 's central bank, a±rmed today its readiness to serve as a source of liquidity to support the ... r o s s s t o c ks t o The Lee and Ready (1991) method was used to sign trades Of course, there is inevitably some assignment error, so the resulting order imbalances are estimates Yet, as shown ... e a vy s e llin g p r e s s u r e 11 Our results are qualitatively similar when we use proportional quoted and e®ective spreads instead of the unscaled spreads We use unscaled spreads to avoid...
Ngày tải lên: 23/04/2014, 16:29
Báo cáo sinh học: "Shipping blood to a central laboratory in multicenter clinical trials: effect of ambient temperature on specimen temperature, and effects of temperature on mononuclear cell yield, viability and immunologic function" potx
... temperatures during shipping of blood specimens is to isolate PBMC or other cellular elements prior to shipping, and either to cryopreserve them or to assay them on site This introduces other sources ... during shipping, and prior to processing, has not been systematically addressed In this study, we have focused on the effect of temperature during shipping to assess its variation based on season ... and processed with no exposure to extreme temperatures and processed either on the same day or after storage overnight at room temperature This study has addressed 1) the seasonal changes in temperature...
Ngày tải lên: 18/06/2014, 19:20
Báo cáo sinh học: "Developing a theoretical relationship between electrical resistivity, temperature, and film thickness for conductors" pptx
... increases To help understand these relationships, a model is presented, and equations are obtained to help understand the mechanisms responsible for these properties and to give insight into the ... of the theoretical model It is noted that experimental data are available for resistivity vs film thickness as well as resistivity vs temperature Thus, for the resistivity vs film thickness experimental ... all of the effects associated with these imperfections and quantifies the effects as the effective resistivity associated with the material This can be seen as a parameter that affects the material...
Ngày tải lên: 18/06/2014, 22:20
báo cáo hóa học:" An aggressive chondroblastoma of the knee treated with resection arthrodesis and limb lengthening using the Ilizarov technique" ppt
... however these treatments are associated with recurrence rates of up to 30% [23], and are thus unacceptable in the more aggressive forms of this disease Aggressive disease requires an aggressive ... at months Despite cleaning his pin-sites with soap and water every day the patient developed superficial pin tract infections around the k-wires on occasions These settled with a cephalosporin ... Kirschner wires The tibia was osteotomized between these rings to allow for distractive proximal bone transport A single ring was applied to the femur and was connected to the tibial rings using threaded...
Ngày tải lên: 20/06/2014, 04:20
báo cáo hóa học:" Residual malformations and leg length discrepancy after treatment of fibular hemimelia" ppt
... forms the insufficient lateral buttress of the ankle results in progressive valgus deformity Supramalleolar osteotomy has been proposed for moderate to severe forms, where as others have suggested ... screw epiphysiodesis of the medial malleolus [3] This was not the case in our series of Page of patients, and only two of the totally seven patients presented an obvious valgus deformity of the ... 12° still remains Insufficient lateral buttress of the talus contributes to a valgus deformity of the ankle consistent with the results of Kaljumae et al who hypothesized that lengthening of the...
Ngày tải lên: 20/06/2014, 07:20