نتایج جستجو برای: technique step

تعداد نتایج: 852326  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

in this thesis, a better reaction conditions for the synthesis of spirobarbiturates catalyzed by task-specific ionic liquid (2-hydroxy-n-(2-hydroxyethyl)-n,n-dimethylethanaminium formate), calcium hypochlorite ca(ocl)2 or n-bromosuccinimide (nbs) in the presence of water at room temperature by ultrasonic technique is provided. the design and synthesis of spirocycles is a challenging task becaus...

Journal: :Advances in Robotics & Automation 2013

2017
Cristina Redondo Victor Srougi José Batista da Costa Mohammed Baghdad Guillermo Velilla Igor Nunes-Silva Sebastien Bergerat Silvia Garcia-Barreras François Rozet Alexandre Ingels Marc Galiano Rafael Sanchez-Salas Eric Barret Xavier Cathelineau

INTRODUCTION AND OBJECTIVE Focal cryotherapy emerged as an efficient option to treat favorable and localized prostate cancer (PCa). The purpose of this video is to describe the procedure step by step. MATERIALS AND METHODS We present the case of a 68 year-old man with localized PCa in the anterior aspect of the prostate. RESULTS The procedure is performed under general anesthesia, with the ...

Journal: :iranian endodontic journal 0
safi laaya department of endodontics, dental school, shiraz university of medical science, shiraz, iran leila khojastehpour department of oral radiology, dental school, shiraz university of medical sciences, shiraz, iran abdol hosein layeghnejad general practitioner, shiraz, iran

introduction: the preparation of the root canal space includes debridement, shaping and apical preparation. these procedures are challenging and constitute. the recent introduction of automated techniques for canal preparation has created considerable interest. the aim of this study was to test shaping ability of one hand instrumentation (passive step-back technique) and new rotary niti system ...

2013
Abdullah Erdem Canda Ali Fuat Atmaca Mevlana Derya Balbay

Symptoms and signs in adults might include recurrent flank pain, urinary tract infections and pyelonephritis that require surgical correction. Due to the European Association of Urology (EAU) Guidelines, indications for surgical treatment include impaired split renal function of less than 40%, a decrease of split renal function of more than 10% in subsequent studies, increased antero-posterior ...

1999
Yiqin Chen Mark E. Schlarmann Randall L. Geiger

A design strategy for minimizing a feedback amplifier’s step-response settling time is introduced. Central to this approach is the clear identification of the independent design parameters characterizing the amplifier and the introduction of a figure of merit for assessing the settling performance of an amplifier that is independent of power, supply voltage and capacitive loading. With this app...

2011
Thomas Portet Cyril Favard Justin Teissi'e David S. Dean Marie-Pierre Rols

We present experimental results regarding the electrotransfer of plasmid DNA into phosphatidylcholine giant unilamellar vesicles (GUVs). Our observations indicate that a direct entry is the predominant mechanism of electrotransfer. A quantitative analysis of the DNA concentration increments inside the GUVs is also performed, and we find that our experimental data are very well described by a si...

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