نتایج جستجو برای: synergistic enhancement

تعداد نتایج: 163882  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده ادبیات و زبانهای خارجی 1392

هدف از انجام تحقیق .بر اساس یافته ها تاکنون میزان تاثیراین تکنیکها در مقایسه با سایر روشها براساس اطلاعات آماری و به صورت عددو رقم بررسی و نمایش داده نشده اند و به همین دلیل این رویکرد نتوانسته توجه اساتید و مربیان آموزش زبان را در کشورمان به خود جلب کند. از اینرودر این پژوهش بر آن شدیم تا میزان تاثیر تکنیکهای معرفی شده در این رویکرد را با انجام یک تحقیق آزمایشی بر روی سه گروه از دانشجویان برر...

Journal: :Genetics 1988
M A Mortin W J Kim J Huang

The RpII215 locus encodes the large subunit of RNA polymerase II (polII). Three of 22 RpII215 alleles cause a synergistic enhancement of the mutant phenotype elicited by mutations in the Ultrabithorax (Ubx) locus. We have recovered and analyzed three new mutations that suppress this enhancement. All three mutations map to the RpII215 locus. In addition to suppressing the Ubx enhancement of othe...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2010
Hiroyuki Okamura Naoki Hirayama Kotaro Morita Kojiro Shimojo Hirochika Naganawa Hisanori Imura

The synergistic effect of 18-crown-6 derivatives, such as 18-crown-6 (18C6), cis-dicyclohexano-18-crown-6 (DC18C6) and dibenzo-18-crown-6 (DB18C6), on the extraction of trivalent lanthanoids (Ln(3+)) into an ionic liquid, 1-butyl-3-methylimidazolium bis(trifluoromethanesulfonyl)imide, with 2-thenoyltrifluoroacetone (Htta) was investigated. The extractability of lighter Ln(3+) was enhanced by ad...

Journal: :Biochimica et Biophysica Acta (BBA) - Biomembranes 2009

Journal: :Photonics Research 2022

An investigation to significantly enhance coupling nitrogen−vacancy (NV) centers at a single-quanta level is of great interest further explore its applications in quantum information processing (QIP). This study explores joint scheme NV–phonon coherent with two methods working together hybrid optomechanical systems. Both are mechanics-induced mode field (MFC) that lead, respectively, the modifi...

Journal: :applied food biotechnology 0
motaharehsadat heydarian department of life science engineering, faculty of new sciences and technologies, university of tehran, tehran, iran. ashrafalsadat hatamian-zarmi department of life science engineering, faculty of new sciences and technologies, university of tehran, tehran, iran. ghassem amoabediny department of chemical engineering, faculty of engineering, university of tehran, tehran, iran. fatemeh yazdian department of life science engineering, faculty of new sciences and technologies, university of tehran, tehran, iran. ali doryab research center for new technologies in life science engineering, university of tehran, tehran, iran.

ganoderma lucidum is one of the most well-known fungi, and has many applications in medicine. ganoderic acid is among the valuable secondary metabolites of ganoderma lucidum, and responsible for the inhibition of the tumor cell growth and cancer treatment. application of ganoderic acid has been limited because of low yields of its production from ganoderma lucidum. the present study aims to inv...

2005
Stuart L. Soled Enrique Iglesia

Fe/Zn oxides promoted with K and Cu selectively produce a-olefins at typical FischerTropsch synthesis conditions (2/1 H2/CO, 1 MPa, and 270°C). The simultaneous presence of K and Cu introduces a synergistic activity enhancement while maintaining the high oletrm selectivity obtained by alkali promotion. Structural and morphological differences in Fe-Zn oxides prepared from ammonium glycolate com...

2016
Ian S. McKay Jay A. Schwalbe Joshua J. Willis Arun Majumdar

Nickel–molybdenum (Ni–Mo) materials are widely used functional oxide catalysts for the hydrogen evolution reaction. In this work, we investigate the high activity of Ni–Mo by depositing size-controlled Ni nanocrystals (NCs) onto Mo substrates. We observe a synergistic increase in catalytic activity that does not scale with the Ni–Mo interface length. This evidence points to a bulk electronic in...

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