نتایج جستجو برای: physical synthesis

تعداد نتایج: 1059698  

2011
Zhuo Li Charles J. Alpert

VLSI technology scaling has caused interconnect delay to increasingly dominate the overall chip performance. A design that satisfies timing constraints after logic synthesis will not necessarily meet timing constraints after place-androute due to wire delays. Physical synthesis has been emerged as a necessary weapon for design closure. It is a core component of modern VLSI design methodologies ...

1996
Julius O. Smith

Recent research in physical modeling of musical instruments for purposes of sound synthesis is reviewed. Recent references, results, and outstanding problems are highlighted for models of strings, winds, brasses, percussion, and acoustic spaces. Emphasis is placed on digital waveguide models and the musical acoustics research on which they are based.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده علوم 1388

heteropoly acids (hpa) and their salts have advantages as catalysts which make them both economically and environmentally attractive, strong br?nsted acidity, exhibiting fast reversible multi-electron redox transformations under rather mild conditions, very high solubility in polar solvents, fairly high thermal stability in the solid states, and efficient oxidizing ability, so that they are imp...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

Different crystal phase with a same chemical structure, polymorphous, is a specific physical characteristic which determine the end usage of pigments especially in high performance ones. Diketopyrrolopyrrole DPP derivatives, as one of the innovative in heterocyclic pigments, follow this pattern. Synthesis of pigment red 254 in selected crystal phase using ionic liquids was achieved without any ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1392

this study investigated the impact of explicit instruction of morphemic analysis and synthesis on the vocabulary development of the students. the participants were 90 junior high school students divided into two experimental groups and one control group. morphological awareness techniques (analysis/synthesis) and conventional techniques were used to teach vocabulary in the experimental groups a...

2007
Charles J. Alpert Chris Chu Paul G. Villarrubia

Physical synthesis, the integration of logic synthesis with physical design information, was born in the mid to late 1990s, which means it is about to enter its teenage years. Today, physical synthesis tools are a major part of the EDA industry, accounting for hundreds of millions of dollars in revenue. This work looks at how technology and design trends have affected physical synthesis over th...

2017
Ugur Sezer Philipp Geyer Moritz Kriegleder Maxime Debiossac Armin Shayeghi Markus Arndt Lukas Felix Marcel Mayor

Recent progress in synthetic chemistry and molecular quantum optics has enabled demonstrations of the quantum mechanical wave-particle duality for complex particles, with masses exceeding 10 kDa. Future experiments with even larger objects will require new optical preparation and manipulation methods that shall profit from the possibility to cleave a well-defined molecular tag from a larger par...

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