نتایج جستجو برای: eis technique

تعداد نتایج: 614502  

1995
Dorothy E. Leidner Sven A. Carlsson Joyce J. Elam

The current study examines cultural differences that influence the use and impact of Executive Information Systems (EIS). This research surveys the users of EIS in Sweden and the United States to examine the following research questions: do cultural diflerences account for differences in why EIS are used, in how El.9 are used, and in the perceived impact of EIS use? The findings suggest that US...

1998
Efraim Turban

The term Executive Information System (EIS) was coined at MIT in the late 1970s. Hailed as a new technology (see Rockart and Treaty 1982). the concept has spread with growing momentum into hundreds of large corporations. A study conducted at MIT’s Center for Information Systems Research showed that about one third of the large U.S. corporations now have some kind of EIS installed or underway. T...

2005
Brian Fitzgerald

Executive information systems (EIS) are the most-recent computer-based information systems to have emerged with the intention of providing executives with the information they require to run their businesses. Some advocates of these systems see them as a panaceathe long-awaited moment when computing will provide meaningful and significant assistance to top management. However, others have ques...

Journal: :Antimicrobial agents and chemotherapy 2012
Wenjing Chen Keith D Green Sylvie Garneau-Tsodikova

We previously demonstrated that aminoglycoside acetyltransferases (AACs) display expanded cosubstrate promiscuity. The enhanced intracellular survival (Eis) protein of Mycobacterium tuberculosis is responsible for the resistance of this pathogen to kanamycin A in a large fraction of clinical isolates. Recently, we discovered that Eis is a unique AAC capable of acetylating multiple amine groups ...

2017
Rajesh Yadav Leimapokpam Swasticharan Renu Garg

BACKGROUND Tobacco use is leading preventable cause of premature deaths. Sales of tobacco products within 100 yards of educational institutions (EIs) in India are restricted under Section 6 of Cigarettes and Other Tobacco Products Act (COTPA), 2003. This study accessed compliance of Section 6 of COTPA around EIs in Delhi. METHODS A cross-sectional study was conducted in randomly selected 100 ...

2014
Craig Murdoch Brian H Brown Vanessa Hearnden Paul M Speight Katy D’Apice Anne M Hegarty John A Tidy T Jamie Healey Peter E Highfield Martin H Thornhill

The electrical properties of tissues depend on their architecture and cellular composition. We have previously shown that changes in electrical impedance can be used to differentiate between different degrees of cervical dysplasia and cancer of the cervix. In this proof-of-concept study, we aimed to determine whether electrical impedance spectroscopy (EIS) could distinguish between normal oral ...

2008
TAO SUN

Electrical impedance spectroscopy (EIS) is a noninvasive method for characterizing the dielectric properties of biological particles. The technique can differentiate between cell types and provide information on cell properties through measurement of the permittivity and conductivity of the cell membrane and cytoplasm. In terms of lab-on-a-chip (LOC) technology, cells pass sequentially through ...

Journal: :IJMTIE 2011
Ronghua Yu Qixin Zhou Yechun Wang Chao You

Researchers have been focused on the influences of flowing fluid on the corrosion of bare metals, but there is little emphasis on the degradation of metal-protective coating. Evaluating the metal-protective coating usually uses the Electrochemical Impedance Spectroscopy (EIS) method. EIS is a technique used for evaluating coating permeability or barrier performance based on the electrical imped...

Journal: :Analytical biochemistry 2014
Mehmet Çetin Canbaz Mustafa Kemal Sezgintürk

Anti-HER-3 antibody was used for the first time in a disposable immunosensor based on indium tin oxide (ITO) substrate for HER-3 quantification. Anti-HER-3 was immobilized onto ITO substrate by 3-aminopropyl)triethoxysilane (APTES) and glutaraldehyde. This highly sensitive immunosensor was capable of detecting concentrations of HER-3 down to the femtogram/ml level by investigating changes in th...

    Y-TiAl intermetallic alloy have a good potential for use as biomaterial, due to its good corrosion resistance. In this paper, two fundamental electrochemical techniques namely electrochemical impedance spectroscopy and potentiodynamic anodic polarization were used to evaluate the corrosion performance of g-TiAl in Ringer's solution. Surface modification treatments were employed with the pur...

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