نتایج جستجو برای: dynamic cone penetration test

تعداد نتایج: 1260357  

Journal: :iranian endodontic journal 0
saeedeh sadr ali golmoradizadeh maryam raoof mohammad javad tabanfar

introduction: various materials and methods have been recommended for successful root canal obturation. the aim of this experimental in vitro study was to compare the sealing ability of three root canal sealers ah-26, glass ionomer cement (gic) and zinc oxide eugenol (zoe) in single gutta-percha obturating system. methods and materials: seventy extracted single-rooted human teeth were decoronat...

2013
Arthur Hicken

The move to the cloud brings a number of new security challenges, but the application remains your last line of defense. Engineers are extremely well poised to perform tasks critical for securing the application—provided that certain key obstacles are overcome. Cloud Shifts the Burden of Security to Development

2016
Shamal Faily Claudia Iacob Sarah Field

Penetration testing entails attacking a system to identify and report insecurity, but doing so without harming the system nor encroaching on the dignity of those affected by it. To improve the interaction between penetration testers and their processes and technology, we need to understand the factors that affect decisions they make with ethical import. This paper presents four ethical hazards ...

2002
Andrea Bonaccorsi Cristina Rossi Maurizio Martinelli Irma Serrecchia Daniele Vannozzi

This paper reports about the analysis of the Internet diffusion among families and business basing on daily observations on registrations of second level domain names underneath the “.it” ccTLD . In particular, domains registered by individuals are analysed. The penetration rate over the relevant population of potential adopters is computed at highly disaggregated geographical level (province)....

Journal: :iranian endodontic journal 0
nahid mohammadzade akhlaghi department of endodontic, dental school of islamic azad university and iranian center for endodontic research, tehran, iran nasrin roghanizad department of endodontic, dental school of islamic azad university and iranian center for endodontic research, tehran, iran zohreh khalilak department of endodontic, dental school of islamic azad university and iranian center for endodontic research, tehran, iran neda rezaie general practitioner, tehran, iran

introduction: the purpose of this study was to compare first accessory gutta-percha penetration after the use of nickel-titanium (ni-ti) or stainless-steel spreaders in curved resin blocks. materials and methods: forty resin blocks with 30º and 45º curvatures (20 blocks for each) were prepared and #30 master cones were placed in canals. in part one, under 20 newton pressure, ni-ti or stainless-...

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