نتایج جستجو برای: cmp

تعداد نتایج: 2434  

Journal: :Numerical Algebra, Control and Optimization 2022

<p style='text-indent:20px;'>We consider a complex multi-objective programming problem (CMP). In order to establish the optimality conditions of (CMP), we introduce several properties optimal efficient solutions and scalarization techniques. Furthermore, certain parametric dual model is discussed, their duality theorems are proved.</p>

2005
Kyriakos Stavrou Paraskevas Evripidou Pedro Trancoso

In this paper we explore the potential of reducing the cache size of the cores in the DDM-CMP architecture and implementing additional on-chip processors in the space saved. With this technique we almost double the already high speedup the DDM-CMP architecture has compared to a state-of-the-art high-end single chip microprocessor. The proposed DDM-CMP scheme achieves speedup ranging from 5.2 to...

2003
Jing Song Hesheng Zhang Bingyuan Wu Yingxin Zhang Hanfen Li Min Xiao Peng George Wang

CMP-Neu5Ac is an important sugar nucleotide for biosynthesis of sialic acid and its conjugates. In this paper, a large-scale production system of CMP-Neu5Ac by a single strain is reported. The co-expression of Neu5Ac aldolase (EC4.1.3.3) and CMPNeu5Ac synthetase (EC 2.7.7.43) was achieved by constructing individual genes into one plasmid and having a single culture that has both NeuAc aldolase ...

Journal: :The American journal of Chinese medicine 2010
Xing-Tai Li Hong-Cheng Li Chun-Bin Li De-Qiang Dou Ming-Bo Gao

Cordyceps militaris (L.) Link is an entomopathogenic fungus parasitic to Lepidoptera larvae, and is widely used as a folk tonic or invigorant for longevity in China. Although C. militaris has been used in traditional Chinese medicine for millennia, there is still a lack convincing evidence for its anti-aging activities. This study was performed to investigate the effects of polysaccharides from...

Journal: :Bioscience, biotechnology, and biochemistry 2005
Tomoki Hamamoto So Takeda Toshitada Noguchi

We have established an efficient method for enzymatic production of cytidine 5'-monophospho-N-acetylneuraminic acid (CMP-NeuAc) from inexpensive materials, N-acetylglucosamine (GlcNAc) and cytidine 5'-monophosphate (CMP). The Haemophilus influenzae nanE gene encoding GlcNAc 6-phosphate (GlcNAc 6-P) 2-epimerase and the Campylobacter jejuni neuB1 gene encoding N-acetylneuraminic acid (NeuAc) synt...

این تحقیق با هدف بررسی تولید خمیرکاغذ بی‌سولفیت از گونۀ ممرز به‌منظور تقویت ویژگی‌های مقاومتی خمیرکاغذ CMP انجام گرفت. خمیرکاغذ CMP براساس شرایط استاندارد صنعتی (شرکت صنایع چوب و کاغذ مازندران) و خمیرکاغذ بی‌سولفیت با استفاده از تزریق مستقیم گاز دی‌اکسید گوگرد به محلول هیدروکسید سدیم در آزمایشگاه تهیه شد. نتایج پخت خمیرکاغذ بی‌سولفیت نشان داد که با افزایش زمان پخت از 1 به 3 ساعت، بازده و عدد کا...

Journal: :Journal of bacteriology 2004
Matthew Schau Yinghua Chen F Marion Hulett

During aerobic respiration, Bacillus subtilis utilizes three terminal oxidases, cytochromes aa3, caa3, and bd. Cytochrome bd is encoded by the cydABCD operon. We report here the first identification of a regulator for the cydABCD operon, YdiH. While working with DeltaresDE mutant strains, we identified colonies which contained suppressor mutations (cmp) which bypassed the requirement for ResD f...

Journal: :The Biochemical journal 1991
F McPhee G Lowe C Vaziri C P Downes

Unlike human erythrocytes, those from avian species, such as turkeys and chicks, rapidly incorporate myo-[3H]inositol into membrane phospholipids. The mechanisms regulating [3H]Ins labelling of phosphatidylinositol have been investigated using turkey erythrocyte membranes. In the absence of added nucleotides, [3H]inositol incorporation appears to proceed via phosphatidylinositol/inositol exchan...

2008
R. Boeva-Spiridonova E. Petkova N. Georgieva L. Yotova I. Spiridonov

The aim of the present work is to obtain a chemical-mechanical pulp (CMP) from poplar wood with improved properties, to be used in packing papers in place of more expensive softwood or hardwood pulp. For improving the CMP quality indicators, a preliminary treatment of the pulp has been carried out with a mixture of oxidizing enzymes produced from Phanerochaete chrysosporium, including lignin pe...

2002
Brian Lee

Chemical mechanical polishing (CMP) is a key process enabling shallow trench isolation (STI), which is used in current integrated circuit manufacturing processes to achieve device isolation. Excessive dishing and erosion in STI CMP processes, however, create device yield concerns. This thesis proposes characterization and modeling techniques to address a variety of concerns in STI CMP. Three ma...

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