نتایج جستجو برای: anastomostic leakage

تعداد نتایج: 30781  

Journal: :IACR Cryptology ePrint Archive 2014
Hongda Li Qihua Niu Guifang Huang

Garg, Jain, and Sahai first consider zero knowledge proofs in the presence of leakage on the local state of the prover, and present a leakageresilient-zero-knowledge proof system for HC (Hamiltonian Cycle) problem. Their construction is called (1 + ε)-leakage-resilient zero-knowledge, for any constant ε > 0, because the total length of the leakage the simulator needs is (1 + ε) times as large a...

2009
Guan Zhicheng Wen Hua

Abstract: This paper descirbes leakage current characters and discharge phenomenon of outdoor insulators both in the lab and in the field. The results are hoped to be used for online monitoring of the contamination levels. The following contents are introduced in the paper: leakage current monitoring systems, relationships between leakage current and discharge phenomenon, flashover prediction m...

Journal: :Head & neck 2008
Lynn M Acton Douglas A Ross Clarence T Sasaki Steven B Leder

BACKGROUND This study investigated the patient's self-report and clinician's confirmation of tracheoesophageal voice prosthesis leakage patterns (through or around) with or without the cough reflex and whether prosthesis diameter affected the leakage route. METHODS Sixty-six consecutive participants with a total of 200 patient-initiated reasons for prosthesis changes were enrolled prospective...

1999
Tahui Wang Lu-Ping Chiang Nian-Kai Zous Charng-Feng Hsu Li-Yuan Huang Tien-Sheng Chao

The mechanisms and characteristics of hot carrier stress-induced drain leakage current degradation in thinoxide n-MOSFET’s are investigated. Both interface trap and oxide charge effects are analyzed. Various drain leakage current components at zero V gs such as drain-to-source subthreshold leakage, band-to-band tunneling current, and interface trapinduced leakage are taken into account. The tra...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
vaghareddin akhavan- zanjani dept. of operative dentistry, school of dentistry, shahid beheshti university of medical sciences, tehran, iran elham moravej-salehi dept. of operative dentistry, school of dentistry, shahed university, tehran, iran. azam valian dept. of operative dentistry, school of dentistry, shahid beheshti university of medical sciences, tehran, iran

objectives: microleakage is a major cause of failure of dental restorations and results in development of secondary caries, tooth hypersensitivity and pulp pathosis. this study aimed to compare the microleakage of class ii cavities filled with two types of composite resins and a compomer and subjected to thermocycling. methods: in this in vitro experimental study, class ii cavities with a gingi...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
niloofar kianvash rad dept. of cosmetic and operative dentistry, dental school, semnan university of medical sciences, semnan, iran bahar javid dept. of cosmetic and operative dentistry, faculty of dentistry, shahid sadughi university of medical sciences, yazd, iran. narges panahandeh dental research center, research institute of dental sciences, school of dentistry, shahid beheshti university of medical sciences, tehran, iran. amir ghasemi dept. of cosmetic and operative dentistry, school of dentistry, shahid beheshti university of medical sciences, tehran, iran. ali kamali dept. of materials science & engineering, shiraz university, shiraz, iran. gholamhasan mohammadi dept. of neurosurgery, firoozgar hospital, iran university of medical science, tehran, iran.

objectives: microleakage is the main concern in composite restorations. this study aimed to compare the microleakage of two bulk-fill and one conventional composite at two different time points. methods: class ii cavities were prepared in 60 premolar teeth and divided into six groups of 20. groups 1 and 4 were incrementally filled with grandio composite. groups 2 and 5 were filled with x-tra fi...

Journal: :journal of dentistry, tehran university of medical sciences 0
leila atash biz yeganeh elaheh seyed tabai mahshid mohammadi basir

objectives: this study aimed to compare the durability of four adhesive systems by assessing their microtensile bond strength (mtbs) and microleakage during six months of water storage. materials and methods: a total of 128 human third molars were used. the adhesives tested were scotch bond multipurpose (sbmp), single bond (sb), clearfil-se bond (cseb), and all-bond se (abse). after sample prep...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی استان فارس - دانشکده دندانپزشکی 1380

چکیده ندارد.

2009
Robert Marschinski Michael Jakob Ottmar Edenhofer

Carbon leakage remains a topic of crucial importance as long as the international climate regime remains fragmented. In the first part of this paper, we adopt a typology of three distinct channels of carbon leakage and use it as a guide to review the existing literature. In the second part, we investigate the interplay of two forms of leakage, namely specialisation leakage (linked to termsof-tr...

Journal: :Entropy 2018
Zhichao Zhang Corina S. Drapaca Zhifeng Zhang Shuaifang Zhang Shimei Sun Hui Liu

Leakage through microscale or nanoscale cracks is usually hard to observe, difficult to control, and causes significant economic loss. In the present research, the leakage in a pipe was evaluated by the virtual entropy generation (VEG) method. In virtual entropy generation method, the “measured entropy generation” is forced to follow the “experimental second law of thermodynamics”. Taking the l...

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