measurement of the coefficient of friction

... Research on the reliability of describing the quality of the muscle reaction and the angle of the muscle reaction is patchy There is more focus on the angle of the muscle reaction as opposed to the quality ... method of assessment – level of measurement The Tardieu method of assessment provides a composite measure of spasticity The quality of the muscle reaction (X) is a categorical level of measurement ... statistical analysis The key aspects of measurement scales are considered before going on to examine the attributes of instruments for the measurement of spasticity Level of measurement There are four...

Ngày tải lên: 01/11/2013, 10:20

... to study the dependence of the UE activity on the hard interaction scale, which is related to the invariant mass of the dimuon pair The inuence of the ISR is probed by the dependence on the transverse ... suited for the measurement of the UE activity The UE activity is studied as a function of the magnitude of the dimuon transverse momentum (pT = |pT ,1 + pT ,2 |) and as a function of M The dependence ... characterizing the energy dependence of the cutoff scale The number of MPIs in an event has a Poisson distribution with a mean that depends on the overlap of the matter distribution of the hadrons...

Ngày tải lên: 07/03/2014, 17:20

... with the etching rate of the pore of AAO in the pore widening process Fig (a) SEM image of AAO in side view and (b) schematic diagram of the pore widening of AAO The top shape of AAO is like the ... Because the etching rate of the top surface of AAO is much slower compared with the etching rate of the side wall of AAO, it is assumed that the top surface of AAO is not etched much To verify the ... becomes slow because the packed part is denser than the other parts Unfortunately, the etching rate of the top surface of AAO could not be obtained because the surface of the porous-type AAO was...

Ngày tải lên: 20/03/2014, 13:04

... co-workers extended the capabilities of the apparatus to include the movement of the surfaces and the measurement of the friction force between them in two orthogonal directions in the plane of contact ... between the hydrophobic chains of the surfactant molecules The precise measurement of the thickness of the trapped layer allows the clear identication of the hemifusion; an abrupt change of the conned ... how the measurement of the parameters pertinent to the friction problem, in particular the capability to monitor the geometry of the rubbing surfaces, greatly improves the understanding of the...

Ngày tải lên: 04/06/2014, 14:24

... evaluate the content validity of the Revised SCOPA-DC in a U.S population Page of 11 Literature review The first step in the process of refining the SCOPADC was to gain a sound understanding of the ... were used as measures of the stability of symptoms experienced by patients The CV was evaluated by dividing the SD by the mean of the 21 time period scale scores Similar to the original SCOPA-DC, ... 0.4) of factors loadings The final structure was recommended based upon the stability of factor loadings across the 10 runs Upon determination of the number of factors that best represented the...

Ngày tải lên: 20/06/2014, 15:20

... CONTENTS The concept of measurement; What is measured?; The benefits of the measurement; The laws (rules) of measurement; Measure scales; Three standards of a measurement; Psychological measure; The ... MEASURED? Measurement of physical phenomenon Measurement of Social – economic phenomenon Measurement of human psychological status In the range of the subject (Marketing research) is the measurement ... reactions of skin, blood pressure, heart rate, and pupil of the eyes, the senses of man However, in the interview we usually apply the attitude scales 23 6.1 The normal psychological measure In the...

Ngày tải lên: 09/07/2014, 17:20

... stand on the outskirts of Brno The first experimental area (area A) was located west of Brno, in the vicinity of the Brno Dam, and the second area (area B) was situated northeast of Brno, on the southern ... of the signal) The measurements were done with the use of the software Trimble TerraSync 3.01 Professional edition The S-JTSK coordinates system was implemented and the conversion of coordinates ... without the corrections and depending on the length of the observation However, it is necessary to count with up to a triple of the quoted average in local extreme values The measurement error of the...

Ngày tải lên: 07/08/2014, 10:21

... specimens, in spite of their very small size, the good control of the saturated state and the mathematical approach used to measure the shrinkage values are certainly among the key features of our method, ... in the text to follow the materials points from the initial configuration (image of the saturated sample) to the deformed configuration (image of the air-dry sample) Shrinkage measurement at the ... ring, one on the reaction wood side and the other on the opposite side We collected four samples from the 19-year-old ring of the spruce tree, two from the reaction wood side and two from the opposite...

Ngày tải lên: 07/08/2014, 16:20

... Determination of this radius R, allows to calculate the MOE of the sample according to the force applied, the shape of the beam and the distances between forces and Figure Principle of the pure bending ... dedicated to apply the bending force and the second one to measure the resulting deflection of the trunk The center of the device is routinely placed 1.3 m above the ground Diameter of the trunk is ... Reliability of the measurement and relevance for measuring the mechanical properties of individual trees 2.1.1 The starting point: Koizumi’s method [14, 19] The principle of the MOE measurement...

Ngày tải lên: 08/08/2014, 14:22

... to compare them to our generated DLHs: in general, the volume percentage in the DVH refers to the contoured volume of the CT-scanned part of the body (aortic bifurcation to the thigh) The data ... gave their informed consent The study was approved by the ethics committee of the University hospital of Heidelberg The patients’ treatment was not influenced by the study and indications for the ... subjects The venous blood was irradiated with doses of 0.02, 0.1, 0.5, and Gy by the same linear accelerator used for the irradiations of the patients The object-tofocus distance was 1.58 m, the radiation...

Ngày tải lên: 09/08/2014, 09:20

... evaluation of living human cartilage of the elbow and knee during mosaicplasty for osteochondritis dissecans of the elbow: an in vivo study Am J Sports Med 2008, 36:2345-2353 Page of (page number ... Takakura Y, Tomita N, Ikeuchi K: Measurement of the mechanical properties of regenerated articular cartilage using wavelet transformation In Tissue Engineering for Therapeutic Use Edited by Ikada ... Ikeuchi K, Tsutsumi S, Nakamura T: Estimation of the mechanical property of meniscus using ultrasound: examinations of native meniscus and effects of enzymatic digestion J Orthop Res 2007, 25:884-893...

Ngày tải lên: 09/08/2014, 14:21

... conceptual matters, we discuss the levels of analysis issue and other measurement considerations upon which the proper testing of the theory and the utility of the construct in implementation ... conceptualized at an organizational level of theory even though the source of data for the construct resides at the individual level (i.e., the level of measurement) Other constructs that fit this description ... example, if one-half of the members of a unit describe the implementation climate as positive and the other one-half describe it as negative, then the average of members’ perceptions of implementation...

Ngày tải lên: 10/08/2014, 11:20

... limits of agreement [95% LoAs]) for (i) using the mean of three trials, and (ii) using the median of three trials Calculation of the mean occurred by summating the values, then dividing by the number ... recording, of either the left or right foot during each trial Fifth, the discovery of the median value being reported to be more reliable than that of the mean could suggest that the sensor capabilities ... with the exception of the mean average pressure value for the midfoot Given the slightly higher reliability obtained from using the median compared to the mean of three repeated trials, the authors...

Ngày tải lên: 10/08/2014, 21:24

... one site of the muscular part of the neck behind the ear “(interior data) The pig’s original FMD virus was stronger and could be used as the challenge strain, but a large amount of the materials ... ZXL is the leader of the study group DL carried out the experiments and wrote the manuscript ZJL and PS carried out the animal tests BXX and YLC propagated the FMDV strain YFF detected all the sera ... symptoms but another not while challenge Li et al Virology Journal 2010, 7:215 http://www.virologyj.com/content/7/1/215 Page of Table The results of the sera titers of 14 dpv and 28 dpv of vaccinated...

Ngày tải lên: 12/08/2014, 01:21

... amplifiers, producing a signal of varying strength, depending on the strength of the magnetic field and the frequency of the radiofrequency pulse The spin-echo sequence is the only one to date that ... inflated lung These artifacts, and therefore the loss of signal, are magnified by the strength of the external magnetic field Recently, an imager that has only one-tenth the strength of most clinical ... reported a method of NMR image analysis that takes advantage of the same signal loss artifact (the one caused by the air–soft-tissue interface) that confounds the measurement of proton density...

Ngày tải lên: 12/08/2014, 18:20

... in the right atrium Data analysis Forty-nine paired measurements of QTFICK and of QTTHERM were performed either at baseline or after a therapeutic intervention, with a minimum of two sets of measurements ... (magnitude of overestimation of QTFICK by QTTHERM) at 0.8 l/min (Fig 1a) The results of the Passing and Bablok regression of QTFICK against QTTHERM are shown in Figure 1b The 95% confidence interval of ... the cardiac output is high does not necessarily mean that either of the two methods is closer than the other to the reality Indeed, many sources of errors have been identified regarding the thermodilution...

Ngày tải lên: 12/08/2014, 19:21

... measured through the third limb of a standard three-way foley catheter These catheters are primed through a constant infusion of ml/hour saline [14] Recognizing the simplicity of this method, ... numerous potential complications As the importance of IAP in the critical care setting is appreciated in a broader sense, the risk of misinterpreting basic physiologic measurements will assume a greater ... saline into the bladder during this routine measurement may incorrectly label a patient with IAH or abdominal compartment syndrome, and therefore subject them to the potential complications of surgical...

Ngày tải lên: 13/08/2014, 01:20

... measured through the third limb of a standard three-way foley catheter These catheters are primed through a constant infusion of ml/hour saline [14] Recognizing the simplicity of this method, ... numerous potential complications As the importance of IAP in the critical care setting is appreciated in a broader sense, the risk of misinterpreting basic physiologic measurements will assume a greater ... saline into the bladder during this routine measurement may incorrectly label a patient with IAH or abdominal compartment syndrome, and therefore subject them to the potential complications of surgical...

Ngày tải lên: 13/08/2014, 01:20

... is the mean of the four measurements CV is the coefficient of variation for a single measurement, and CE is the coefficient of error when four measurements are averaged The studied CO is the ... measurements, CV = coefficient of variation of single measurements, and n = number of repeated measurements When one only measurement is used, the CE is equal to the CV The precision of the technique ... mean that the physiological status of the patient has changed The error of the measuring technique is directly related to the magnitude of the least significant change (LSC) The LSC is the minimum...

Ngày tải lên: 13/08/2014, 11:23

... then confirm the efficacy of serum lactate measurements to aid the identification of these patients and to guide their subsequent treatment Competing interests The author declares that they have ... goal-directed therapy in the treatment of severe sepsis and septic shock N Engl J Med 2001, 345:1368-1377 Rady MY, Rivers EP, Nowak RM: Resuscitation of the critically ill in the ED: responses of blood ... of a promising line of investigation Future research should further clarify the clinical significance of lactate concentrations in patients with haemodynamic shock Interventional trials may then...

Ngày tải lên: 13/08/2014, 11:23