نتایج جستجو برای: optical pen
تعداد نتایج: 274948 فیلتر نتایج به سال:
در این کار پژوهشی تهیه و بررسی خواص فیزیکی و مکانیکی آمیخته پلی اتیلن ترفتالات/پلی اتیلن نفتالات انجام شد. آلیاژPET/PEN با درصدهای وزنی مختلفی نسبت به هم شامل100/0، 25/75، 50/50، 75/25، 0/100 درصد وزنی با استفاده از دستگاه اکسترودر ZSK در دمای 280 و300 درجه سانتیگراد و در زمان اختلاط 10 و30 دقیقه تهیه شده است. رفتار فیزیکی مکانیکی نمونهها با استفاده از دستگاه تست کشش، ضربه و SEM مورد بررس...
iii Acknowledgements vi Table of
We present a technique for segmenting pen strokes into lines and arcs. The technique uses pen speed information to help infer the segmentation intended by the drawer. To begin, a set of candidate segment points is identified. This set includes speed minima below a threshold computed from the average pen speed. It also includes curvature maxima at which the pen speed is again below a threshold. ...
SUMMARY Continuous pen pressure can be used to operate multi-state widgets such as menus in pen based user interfaces. The number of levels into which the pen pressure space is divided determines the number of states in the multi-state widgets. To increase the optimal number of divisions of the pen pressure space and achieve greater pen pressure usabil-ity, we propose a new discretization metho...
PURPOSE A Delphi consensus development process was used to identify best practices for the safe use of insulin pen devices in hospitals. METHODS A panel of healthcare professionals with experience in patient safety activities and development of insulin-use guidelines was selected. In round 1 of a 4-round Delphi process, panelists were asked to identify key concepts and practices relating to s...
introduction: standard concentrations of antibiotics in culture media are thought to have no detectable toxic effects on the cultured cells. since antibiotics are biologically active substances, the possibility that they interfere to some extent with cellular processes occurring in the cultured cells can not always be totally excluded. this study, therefore, was conducted to assess whether the ...
MICs of 21 beta-lactams were determined by agar dilution against 283 penicillin-susceptible (pen-S), 122 intermediate (pen-I) and 23 fully penicillin-resistant (pen-R) pneumococci. MICs of all beta-lactams increased with increasing MICs of penicillin. Clometocillin was the most active penicillin against pen-I or pen-R pneumococci. All oral cephalosporins except cefuroxime and cefpodoxime were l...
RF-sputtered gallium tin zinc oxide (GSZO) thin films for application in transparent amorphous oxide semiconductors (TAOSs) have been investigated. Morphological, structural, electrical, optical properties and its mechanical robustness have been studied on polyethylene naphthalate (PEN) substrates using variety of characterization techniques. The films deposited on PEN substrates retained amorp...
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