نتایج جستجو برای: structured materials

تعداد نتایج: 560831  

2013
Alexander C. Wu Siddharth Madan Kristin J. Dana

Conventional light striping systems capture 3D data by stereo reconstruction and employ encoding systems to solve the correspondence problem. A confounding factor in this overall framework is the interaction of light with surfaces. Light is absorbed by materials and current methods tend to perform poorly for dark objects. We present a new approach to projector-based structured light that uses r...

Journal: :Proceedings. International Conference on Intelligent Systems for Molecular Biology 1993
K Baclawski R Futrelle N Fridman M J Pescitelli

The Biological sciences produce an enormous research literature every year. Research papers are highly structured documents whose content is not captured using the traditional techniques of information retrieval: keywords and flat text. This is especially true of the Materials & Methods section of experimental papers. A great deal of highly structured information is packed into this section. It...

Journal: :Physical chemistry chemical physics : PCCP 2012
M Yang J X Li H H Li L W Su J P Wei Z Zhou

Mesoporous slit-structured NiO materials were prepared through a simple hydrothermal route with sodium dodecyl benzene sulfonate (SDBS) as an additive. The as-prepared NiO samples presented high specific capacitance of over 1700 F g(-1) in the potential range from 0.10 to 0.56 V (vs. Hg/HgO/6 mol L(-1) KOH) at a constant current of 2 A g(-1), and good capacitance retention of ∼90% after 1000 co...

2002
Antoinette J. Muntjewerff

Electronic legal education involves the use of information, communication and instructional technologies to enhance students learning of the law and to provide law teachers with environments and tools for teaching the law. Since the beginning of the Eighties these types of technologies were introduced in legal education at Law schools and faculties of Law. The first applications in this field w...

Journal: :Physical chemistry chemical physics : PCCP 2011
Ferdi Schüth

Over the last decades, tremendous progress has been made in the control of catalytic materials on the nanometer size scale. This includes tailoring of pore sizes of catalytic materials by different soft and hard templating techniques, size control of catalytically active metal particles by solution phase synthesis of such particles and subsequent deposition on supports, the placement of catalyt...

Journal: :Nanoscale 2010
Dönüs Tuncel Hilmi Volkan Demir

Conjugated polymer nanoparticles are highly versatile nano-structured materials that can potentially find applications in various areas such as optoelectronics, photonics, bio-imaging, bio-sensing and nanomedicine. Their straightforward synthesis in desired sizes and properties, biocompatibility and non-toxicity make these materials highly attractive for the aforementioned applications. This fe...

Journal: :Chemical communications 2010
Hui Huang Chun-Hu Chen Linping Xu Homer Genuino Javier Garcia-Martinez Hector F Garces Lei Jin Cecil King'ondu Kithongo Steven L Suib

A facile single-step method was developed for synthesizing todorokite-type manganese oxide octahedral molecular seieves (OMS-1) and 2 x 4 tunnel structured manganese oxide (OMS-5) materials. Selection of starting materials and initial pH conditions in the syntheses are crucial.

Journal: :Chemical communications 2013
Minghui Yang Abigail Rose Van Wassen Rohiverth Guarecuco Héctor D Abruña Francis J DiSalvo

A novel, highly stable, non-carbon support system for the oxygen reduction reaction (ORR) has been discovered in the form of nano-structured (NbxTi1-x)Ns (x = 0.25 and 0.5). Template-free, solid-solid separation synthetic approaches have been used for preparing these materials. The (NbxTi1-x)N materials have high specific surface area and better electronic conductivity than carbon-based supports.

Journal: :iranian journal of radiation research 0
a. aghaz nuclear engineering department, shiraz university, shiraz, iran r. faghihi nuclear engineering department, shiraz university, shiraz, iran s.m.j. mortazavi medical physics department and the center for research on radiological sciences, shiraz university of medical sciences, shiraz, iran a. haghparast medical physics department, kermanshah university of medical sciences, kermanshah, iran s. mehdizadeh radiation research center, shiraz university, shiraz, iran s. sina radiation research center, shiraz university, shiraz, iran

background: it has recently been shown that the particle size of materials used for radiation shielding can affect the magnitude of radiation attenuation. over the past years, application of nano-structured materials in radiation shielding has attracted attention world-wide. the purpose of this study was to investigate the shielding properties of the lead-free shields containing micro and nano-...

Journal: :Journal of Nanobiotechnology 2008
Caterina Minelli Akemi Kikuta Nataliya Tsud Michael D Ball Akiko Yamamoto

BACKGROUND Polymers are attractive materials for both biomedical engineering and cardiovascular applications. Although nano-topography has been found to influence cell behaviour, no established method exists to understand and evaluate the effects of nano-topography on polymer-blood interaction. RESULTS We optimized a micro-fluidic set-up to study the interaction of whole blood with nano-struc...

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