Báo cáo hóa học: " Influence of grazing and precipitation on ecosystem carbon cycling in a mixed-grass prairie" potx

... for eachyear of analysis. Analysis was conducted by year, using pasture × grazing intensityinteractions as the r andom effects, grazing intensity, pasture, year and all possibleinteractions ... patterns and magnitudes of CO2exchange between grasslands and the atmosphere and how those exchanges may beinfluenced by grazing regimes and precipitation. In particular, more carbon cycling Chimner ... doi:10.1126/science.289.5487.2058.Schuman, GE, JD Reeder, JT Manley, RH Hart, and WA Manley. 1999. Impact of grazing management on the carbon and nitrogen balance of a mixed-grass rangeland. Ecological Applications 9:65–71....

báo cáo hóa học:" Influence of different flow conditions on the occurrence and behavior of potentially hazardous organic xenobiotics in the influent and effluent of a municipal sewage " pdf

... investigated PAH compounds. System con-trol and data evaluation were done on a GC/MSDChemStation (Agilent, Waldbronn, Germany).The determination of the pharmaceuticals (diclofenac and carbamazepine) ... of fraction 2 with the conce ntration levels of the pharma-ceuticals diclofenac and carbamazepine. In contrast, thetoxicity of fractions 1, 3, and 4 was probably caused byorganic contaminants in ... Netherlands).For chemical analysis, standard stock solutions of theanalytes and the internal standards were prepared both in methanol and hexane and stored at 7°C. The workingstandard solutions...

Báo cáo hóa học: " Influence of the training set on the accuracy of surface EMG classification in dynamic contractions for the control of multifunction prostheses" potx

... of the threedata sets were used as learning data and the remainingdata set as testing data, thus the training was done on 36 contractions (4 contractions per class) [6]. A linear discriminant ... training.Errorrate(meanandstandard deviation) of the combinations feature set and classifierwhen training on the static part.Lorrain et al. Journal of NeuroEngineering and Rehabilitation 2011, 8:25http://www.jneuroengrehab.com/content/8/1/25Page ... thecombinations of active classes in the learning process.This would however increa se the amount of trainingdata and training time significantly making it impracticalfor clinical applications....

báo cáo hóa học: " Influence of passive leg movements on blood circulation on the tilt table in healthy adults" pdf

... ergometer at the end of head-up tilt and on the tilt table the increase in heart rate was significantly larger (at 6 min and end of head-uptilt).Conclusions: Stabilization of blood circulation and ... speed of the alternating stepping movements and the range of motion of hip/knee joints can be adjusted by a controlpanel. The basic construction consists of a linear drive(Parker-Hannifin, Germany), ... and Space Administration, Washington DC .29. Muraki S, Ehara Y, Yamasaki M: Cardiovascular responses at theonset of passive leg cycle exercise in paraplegics with spinalcord injury. Eur J Appl...

báo cáo hóa học:" Influence of horse stable environment on human airways" doc

... environmental sampling, ana-lysed some of the samples and evaluated the data and drafted the manuscript. RW performed the sampling of the personnel, evaluated the data and drafted part of themanuscript.Additional ... dung. Albu-min was increased in only two personnel indicating thatthere was no general environmental effect on nasalmucosal plasma protein leakage among the personnel.Horse dander is considered ... Pringle J: Markers of respiratoryinflammation in horses in relation to seasonal changes in airquality in a conventional racing stable. Can J Vet Res 2008,72:432-439.10. Walinder R, Norback...

báo cáo hóa học:" Concordane of OSTA and lumbar spine BMD by DXA in identifying risk of osteoporosis" pptx

... hipBMD. In- patient and out-patient postmenopausal women of Han nationality from Sichuan province were selectedfor further evaluation, among which enrolled in a physi-cal examination clinic, rehabilitation ... CentralPage 1 of 6(page number not for citation purposes)Journal of Orthopaedic Surgery and ResearchOpen AccessResearch articleConcordane of OSTA and lumbar spine BMD by DXA in identifying ... perform well in assessing risk categories[4,5,8,10-14]. In our studyinvolving 218 Asian postmenopausal women of Hannationality in Sichuan Province with a mean age of 59.0years, the OSTA index did...

báo cáo hóa học:" Influence of helium-ion bombardment on the optical properties of ZnO nanorods/p-GaN light emitting diodes" pdf

... important consideration for space and nuclear applications of ZnO nanostructures based LEDs is that these LEDs should be reliable to withstand and to operate in radiation hard conditions. In this paper, ... heterojunctions [8–10]. The close lattice match is the main factor that can influence the optical and electrical properties of heterojunctions. The p-GaN as a substrate is a good candidate that has small ... gases with a ratio of 8:1 is introduced in the quartz tube. Argon was applied as a carrying gas and oxygen was as reactant gas [20]. The growth temperature was approximately 680°C. After the...

Báo cáo hóa học: " Influence of Landau level mixing on the properties of elementary excitations in graphene in strong magnetic field" docx

... (8) and playing the role of a center -of- mass momentum. The magnetic momentum is a generator of simultaneoustranslation in space and gauge transformation, preserving invariance of Hamiltonian of ... often used. It was shown that Bose-condensate of noninteracting2We considered magnetoexcitons in the ladder approximation and magnetoplasmons in the random phaseapproximations without taking ... Zeeman and valley splittings of electron states, leading to appearance of additionalspin-ﬂip and intervalley excitations [20, 21,24].3 In uence of Coulomb interactionNow we take into account...

Báo cáo hóa học: " Effect of Purity and Substrate on Field Emission Properties of Multi-walled Carbon Nanotubes" pdf

... carbon paper whichconsists of a macroporous layer of carbon ﬁber paper(SGL, Germany) and a microporous layer of carbon blackpowder and a hydrophobic agent. The carbon blackpowder enhances an intimate ... operating voltages [1–5]. Carbon nanotubes are usually prepared by arc evaporation[6], laser ablation [7] or metal catalyzed CVD [8]. Cat-alysts with large surface area having active catalyticcenters ... current stability studies revealed that themorphology of the samples A and C remain intact and that of samples B and D got damaged. Also, the emissioncharacteristics of samples A and C were exactly...

Báo cáo hóa học: " Impacts of selected stimulation patterns on the perception threshold in electrocutaneous stimulation" doc

... conducted data collection and analysis. KY, WJ and BG outlinedthe fundamental concepts of the scientific research, and contributed to thepreparation of the manuscript. All authors read and approved ... However, consistent sensoryfeedback cannot be guaranteed due to many factors, e.g.,skin adaptation of sustained stimulation, impedancechanges caused by skin reaction. It is a non-linear rela-tionship ... al. Journal of NeuroEngineering and Rehabilitation 2011, 8:9http://www.jneuroengrehab.com/content/8/1/9Page 6 of 10The PT increased with increasing interleaved time and reached a plateau approximately...

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