the molecule in an electric or magnetic field

... reliable and affordable electric supply But could electricity be bad for our health? Electric and magnetic fields are present wherever electricity is used Do these fields cause cancer or any other ... result of human activity The earth has both a magnetic field produced by currents deep inside the molten core of the planet, and an electric field produced by electrical activity in the atmosphere, ... can be produced For example, turning on an electric appliance causes magnetic fields to surround the cord and appliance Magnetic fields are strongest closest to the source, and increase with higher...

Ngày tải lên: 31/03/2014, 22:20

... was advantageous because the external fixator and functional bracing did not violate the fracture site, allowing vascular regeneration and eliminating further damage to the peripheral and intramedullary ... obtained from the patient for publication of this case report and any accompanying images A copy of the written consent is available for review by the Editor -in- Chief of this journal Figure Anteroposterior ... New Zealand, North America and most European countries, but it has a low incidence in Scandinavia, and is extremely rare in the Japanese population, with a prevalence of 0.15/100000; in patients...

Ngày tải lên: 20/06/2014, 04:20

... followed-up the patient and wrote the manuscript MS and TA participated in writing and design of the manuscript They also drafted the manuscript All authors read and approved the final manuscript ... center of the lunate with round margins There was no scalloping, septae formation or cortical thinning protected with a well padded splint for two weeks to alleviate the pain and discomfort After ... case herein, indications for surgery were clinical history of pain and radiographic findings of a cystic formation in the lunate UBCs of carpal bone in adulthood had been reported before [10]...

Ngày tải lên: 20/06/2014, 04:20

... the following rainy season (September 1986February 1987) and during the 2nd yr of growth, there was a significant increase in the biomass of the F plots In all cases, IL andI resulted in higher ... compared to the control (C), whereas, in IL and I, the aboveground biomass was 262 and 185% greater than in C That was a period when water stress occurred in the rainfed plots (F and C) During the following ... rates than the rainfed treatments The annual biomass production accumulated during the period until canopy closure was linearly related to the leaf area index LAI (Fig 1) The fastest growing trees...

Ngày tải lên: 09/08/2014, 04:20

... contributions ASK and ARH performed surgery, analyzed and interpreted the patient data, and were major contributors in writing the manuscript LMS performed surgery SAK analyzed and interpreted the patient ... approach are intraluminal seeding and tumor dissemination via venous flow, perforation and seeding of infection and tumor cells into the peritoneal cavity, and increased risk of anastomotic complications ... data and was a major contributor in writing the manuscript LHGL and FIK performed the histological examination of the specimen All other authors contributed equally to the manuscript All authors...

Ngày tải lên: 10/08/2014, 23:20

... 110029, India Authors’ contributions RG and RR were involved in the signing out of the histopathology report, conducting the literature review and drafting the manuscript MH was the clinician -in- charge ... clinician -in- charge of the daily care of the patient, provided the clinical background, assisted in the drafting and critical review of the manuscript All the authors have read and approved the final manuscript ... predisposing conditions for thrombosis, lack of characteristic laminations of an organizing thrombus and infrequent presence of hemosiderin differentiates CAT from an organizing thrombus [2] The pathogenesis...

Ngày tải lên: 11/08/2014, 03:21

... 110029, India Authors’ contributions RG and RR were involved in the signing out of the histopathology report, conducting the literature review and drafting the manuscript MH was the clinician -in- charge ... clinician -in- charge of the daily care of the patient, provided the clinical background, assisted in the drafting and critical review of the manuscript All the authors have read and approved the final manuscript ... predisposing conditions for thrombosis, lack of characteristic laminations of an organizing thrombus and infrequent presence of hemosiderin differentiates CAT from an organizing thrombus [2] The pathogenesis...

Ngày tải lên: 11/08/2014, 07:20

... frequently with infections and allergies, in other anatomical locations including the lung, liver, eye orbit, heart, spleen and the genitourinary tract [7] We therefore hypothesize that IEPT of the bladder ... report and any accompanying images A copy of the written consent is available for review by the Editor -in- Chief of this journal Competing interests The authors declare that they have no competing ... and can mimic those of other inflammatory and malignant bladder disorders, and cannot be distinguished Figure bladder, average thickness disclosed wall homogeneic-mass involving the wall of the...

Ngày tải lên: 11/08/2014, 17:21

... interacting with objects in the environment and engaging in higher-level thinking and problem solving (Driver, Asoko, Leach, Mortimer, & Scott, 1994) Constructivism provides the theoretical framework ... explore the physical world for reproducible patterns which they represent by models and organize into theories according to laws (Hestenes, 2004) Constructivism posits that individuals build their ... moving towards an inquiry based constructivism since the early 90’s, due to the goals and guidelines of The National Science Teachers Association (1992), The American Association for the Advancement...

Ngày tải lên: 04/09/2015, 09:18

... Dean vortices The upper or lower Dean vortex alternate in size and during a cycle, they can be mirror image of each other (e.g compare image and in Fig 1.4) Also the stagnation point near the ... packaging efficiency However, the shortening of the duct results in a highly curved duct profile while still maintaining the 11 correct offset of the engine fan face (housed in the fuselage) and the ... Upon entering the second bend, the curvature of the outer and inner wall changes and the direction of the centrifugal force also changes accordingly At 45O into the second bend, Cheng and Shi (1991)...

Ngày tải lên: 14/09/2015, 08:37

... system used in this experiment is shown in Fig 2.3 and its origin is at the center of the inlet plane of the S-duct, with the positive s-coordinate pointing downstream, along the duct centerline To ... 5.585 The exit of the diffuser was connected to an axial fan, using a flexible canvas tube to minimise vibrations from the fan transmitted upstream to the test section The uncertainty in the spatial ... further mixing at the corner of the S-duct The row of VGs was then placed vertically (in the zdirection) on the near-side wall and just upstream of the separation point as determined from the...

Ngày tải lên: 14/09/2015, 08:37

... due to a change in the sign of the radial pressure gradient Similar to the cases for the flow in a single 90O bend, the advantage of presenting data in such a manner is that the scatter in CP variation ... pressure (and exit velocity) than those in the core In addition, the corresponding normalized cross flow velocity plots shows generally that in the central region of the duct, the main bulk of the ... that the presence of VGs alters the vortex configuration and position of the near wall longitudinal vortices For example, in TS at the low Re, a vortex pair near the symmetry plane before the installation...

Ngày tải lên: 14/09/2015, 08:37

... section and and a single vortex for Test Section Therefore, for these test sections, the vortex configuration remains the same as that in the higher Re cases However, the positions of the vortex cores ... near the wall (about 13%) for Re = 4.0x104, the Squire and Winter formula can still explain the formation of the stream-wise vortices In the present investigation, the Squire and Winter formula ... (in the first bend of the S-duct), the flow carries the smoke in an upward trajectory away from the bottom wall However, upon entering the second bend and crossing the dividing line close to the...

Ngày tải lên: 14/09/2015, 08:37

... plane measurements These features include the generation of the initial swirl in the first bend of the S-duct, the production of stream-wise vortices and the formation of the dividing line on the ... 4.74x104 These stream-wise vortices can be isolated vortices or counter-rotating vortex pairs, and the Squire and Winter formula was used to predict the vortex configuration based on sign changes in ... were taken With the inlet plane denoted as Plane and the exit plane as Plane 9, the remaining Planes to are distributed at equal angular intervals along the S-duct test section Transverse slots...

Ngày tải lên: 14/09/2015, 08:37

... experiment Its origin is at the center of the inlet plane of the S-duct, with the positive scoordinate pointing downstream, along the duct centerline The total pressure distribution and cross flow ... inlet and the averaged total pressure at the S-duct outlet, divided by the dynamic pressure For each test, the inclination angle for VG’s, tangential blowing and VG jet was varied and the corresponding ... blowing are used To further optimize the performance of VGs, the mixed VG configuration (as indicated in Fig 6.5 and 6.6) led to further reduction of ω For tangential blowing, increasing the...

Ngày tải lên: 14/09/2015, 08:37

... direction in the second bend, the presence and formation of the separation line at the bottom floor and finally, the formation of stream-wise vortices on the outer wall of the second bend These cross ... flow uniformity at the exit In fact, these three methods increase the swirl in the Sduct as a result of an increase in the radial pressure difference between the side walls The increase in the radial ... due to the elimination of flow separation in the first bend and the changes in the configuration and position of stream-wise vortices on the outer wall of the second bend These findings indicate...

Ngày tải lên: 14/09/2015, 08:37

... for the x-y coordinates of the measurement points on a 45 line contain the formula r/ Similarly, the cells for the theoretical values contain the equations for Er (r) and φ(r) discussed in the ... cursor into the drawing area Note that the cursor changes to a cross and that there is an orange box showing the current coordinates Snap mode is in effect by default, and the box moves in discrete ... Parameters at the top include the inner and outer radii, the applied voltage and the theoretical value for the capacitance per length in z The section beneath lists the radial positions for the calculations...

Ngày tải lên: 31/07/2016, 21:04

... oscillator strength for the ® transition In contrast to the single kink profile the shift in the intragap energies of the kink-antikink potential leads to a non-zero value for the oscillator strength ... display the results respectively for a zero and non-zero magnetic field The insets in panels (a),(b) show the wavespinors of the levels (1) and (3) corresponding to the points with zero oscillator ... external magnetic field for (a) ky = and (b) ky = 0.2 For the kink-antikink case, the overlap between the states associated with each confinement region allows the formation of Landau orbits Therefore,...

Ngày tải lên: 21/06/2014, 02:20

... understand the properties of quantum wire material We have obtained the AME current I in the RQW with an infinite potential in the presence of an external magnetic field The dependence of the expression ... semiconductors [10] and was observed experimentally in bismuth [11] In past times, there are more and more interests in studying and discovering this effect in a bulk monopolar semiconductor [12], in ... been investigated However, the AME effect in the quantum wires has not been studied yet Therefore, the purpose of this work is to examine this effect in the rectangular quantum wire (RQW) with an...

Ngày tải lên: 30/10/2015, 20:58