نتایج جستجو برای: marginal micro

تعداد نتایج: 155707  

Journal: :European Review of Economic History 2021

Abstract This paper studies the impact of inflation on income taxes in Sweden, UK, and United States during world wars. As tax reforms were rising top marginal rates reducing exemption thresholds, extraordinary levels eroded real value exemptions, brackets, deductions. The micro-simulation actual alternative scenarios shows that made less progressive, particularly Sweden World War I UK II. Neve...

ژورنال: مجله دندانپزشکی 2010
جلالیان, عزت‌اله, میرترابی, مریم السادات,

Background and Aims: Marginal adaptation is important for the long-term success of full-coverage restorations. Preparation design is one of the important factors influencing the marginal integrity. Therefore, the purpose of this study was to compare the effect of radial shoulder and chamfer finish line designs on the marginal adaptation of all-ceramic Cercon restorations.Materials and Methods: ...

ژورنال: مجله دندانپزشکی 2018

Background and Aims: Marginal gap measurement in all ceramic restorations they are of fundamental important for the successful used. As some studies led to contradiction results, yhe aim of this study is to compare marginal gap restorations between 4 kinds of ceramic restorations Inceram, IPS-e.max Press, Zirconia (CAD/CAM) and PFM. Materials and Methods: In this In-vitro experimental research...

ژورنال: :journal of dental school, shahid beheshti university of medical sciences 0
کاوه سیدان kaveh seyyedan dental school, shaheed beheshti university of medical sciences, tehran-iran ([email protected] )دانشکده دندانپزشکی، دانشگاه علوم پزشکی شهید بهشتی امیرحسین مجیدی amir hossein majidi dental school, qazvin university of medical sciences, qazvin-iran.، دانشکده دندانپزشکی، دانشگاه علوم پزشکی قزوین. فرهاد طباطبائیان farhad tabatabaian فرشید جلفایی قدیم farshid jolfaee ghadim

سابقه و هدف: یکی از مهم ترین شاخص های مقبولیت کلینیکی و دوام رستوریشن های ریختگی تطابق مارجینالی آنهاست. عدم وجود آن به اکسپوژر لایه سمان، حل شدن آن، تجمع پلاک باکتریال، عود پوسیدگی و التهاب بافت های لثه منجر می گردد. هدف از انجام این تحقیق ارزیابی تاثیر نوع خط خاتمه تراش بر میزان marginal discrepancy بود. مواد و روش ها: در این مطالعه تجربی آزمایشگاهی، سه عدد دای فلزی به روش شبیه سازی تهیه، یکی...

Abdollah Javan Rashid Ahmad Ghahremanloo Mohsen Movahedzadeh

Introduction: Marginal fit is a key factor for long term clinical success through any dental restorations. Poor marginal adaptation causes cement dissolution. This can lead to dental caries, gingival irritation, periodontal diseases, and finally treatment failure. The aim of this study was measurement and comparison of marginal gap quantities in metal ceramic and all ceramic dental restorations...

Journal: :Journal of Algebra 2008

Journal: :Medwave 2004

Journal: :Journal of Financial Economics 2022

We develop a theory linking “misallocation,” i.e., dispersion in marginal products of capital (MPK), to macroeconomic risk. Dispersion MPK depends on (i) heterogeneity firm-level risk and (ii) the magnitude premia. Stock market-based measures imply that considerations explain about 25% among US firms rationalize large persistent component MPK, consistent with micro-level data. Time-varying prem...

Journal: :journal of dentistry, tehran university of medical sciences 0
ezatollah jalalian arash zarbakhsh zahra mohtashamrad nazanin nourbakhsh esmat jafarpour

objectives : marginal adaptation is important for long-term success of full-coverage restorations. the aim of this study was to determine the effect of porcelain firing cycle and different thicknesses of ips e.max core on marginal accuracy of all-ceramic restorations. materials and methods : a standard stainless steel die with 0.8 mm classic chamfer finish line and 10° taper was used in this in...

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