نتایج جستجو برای: inorganic hybrid materials

تعداد نتایج: 680073  

Journal: :Chemical communications 2006
Anthony K Cheetham C N R Rao Russell K Feller

Hybrid framework compounds, including both metal-organic coordination polymers and systems that contain extended inorganic connectivity (extended inorganic hybrids), have recently developed into an important new class of solid-state materials. We examine the diversity of this complex class of materials, propose a simple but systematic classification, and explore the chemical and geometrical fac...

2004
A. J. Steckl J. Heikenfeld S. C. Allen

We present a review of hybrid inorganic/organic light emitting materials and devices. The essence of the Hybrid I/OTM approach is to combine materials and structures from each category in such a way as to obtain best-of-both-worlds performance. Examples of Hybrid I/OTM applications to displays and solid state lighting are discussed.

2007
Dong Jun KANG Byeong-Soo BAE Junji NISHII

We fabricated sub-wavelength periodic structures by thermal nano-imprinting using our original functionally modified inorganic–organic hybrid materials. The fabricated structures exhibited excellent uniformity and surface smoothness over a large imprinted area. In addition, optical transmittance is more than 90% within visible wavelength regions after heat treatment for 2 h at 300 C. These nano...

Journal: :Nature materials 2009
Alejandro L Briseno Peidong Yang

A goal of molecular materials chemistry is to develop synthetic strategies for the precise placement of molecular building blocks at nano-and mesoscale levels. If the building blocks comprise both organic and inorganic moieties, the resultant hybrid composites have the advantage of combining complementary strengths from two different chemical worlds. By piecing together a judicious choice of th...

2016
Aidé Gaona José María Moreno Alexandra Velty Urbano Díaz Avelino Corma

Layered hybrid materials (LHMs) based on ordered silicoaluminate sheets linked with organic fragments, perpendicularly located and stabilized in the interlayer space, were synthesized by one-pot direct hydrothermal process, in absence of structural directing agents (SDAs), and using bridged silsesquioxanes as organosilicon precursors. By following the synthesis described here, the preliminary p...

Journal: :Journal of applied biomaterials & biomechanics : JABB 2010
Michelina Catauro Duilio Verardi Daniela Melisi Federico Belotti Piercarlo Mustarelli

PURPOSE The aim of the present study was to synthetize and characterize novel sol-gel organic-inorganic hybrid materials to be used for controlled drug delivery application. MATERIALS AND METHODS Organic-inorganic hybrid class I materials based on poly(epsilon-caprolactone) (PCL 6, 12, 24 and 50 wt%) and zirconia-yttria (ZrO2-5%Y2O3) were synthesized by a sol-gel method, from a multicomponent...

2010
Mike Montgomery

Hybrid materials made of organic and inorganic molecules have been used for millions of years in nature, as well as driving the modern technology age for the past few thousand years. The nature of the interactions that occur between the organic and inorganic layers determine the final properties that the hybrid material will have and are of great importance. The interface properties, occurring ...

Hybrid solar cells combine organic and inorganic materials with the aim of utilizing the low cost cell production of organic photovoltaics (OPV) as well as obtaining other advantages, such as tuneable absorption spectra, from the inorganic component. Whilst hybrid solar cells have the potential to achieve high power conversion efficiencies (PCE), currently obtained efficiencies are quite low. T...

2009
A. A. D. T. Adikaari D. M. N. M. Dissanayake S. R. P. Silva

Solution processed photovoltaic devices are an attractive alternative to costly inorganic semiconductor based conventional photovoltaics. Solution processable organic photovoltaic systems are affected by low carrier mobility, lifetime issues under ambient conditions and limited optical absorption due to the high bandgaps of organic materials. Nanostructured inorganic materials promise to allevi...

Journal: :Nanoscale 2014
Lionel Nicole Christel Laberty-Robert Laurence Rozes Clément Sanchez

For more than 5000 years, organic-inorganic composite materials created by men via skill and serendipity have been part of human culture and customs. The concept of "hybrid organic-inorganic" nanocomposites exploded in the second half of the 20th century with the expansion of the so-called "chimie douce" which led to many collaborations between a large set of chemists, physicists and biologists...

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