نتایج جستجو برای: volatile materials

تعداد نتایج: 473168  

Journal: :Chemical communications 2015
Christer B Aakeröy Tharanga K Wijethunga Joshua Benton John Desper

A convenient, effective, and scalable protocol for stabilizing volatile liquid chemicals is reported. Through the use of halogen-bond driven co-crystal synthesis, several examples of liquid iodoperfluoroalkanes are transformed into crystalline materials with low-vapor pressure, considerable thermal stability, and moisture resistance. The target compounds can subsequently be re-generated through...

Journal: :Chemical communications 2016
Jean-Charles Ribierre Li Zhao Munetomo Inoue Pierre-Olivier Schwartz Ju-Hyung Kim Kou Yoshida Atula S D Sandanayaka Hajime Nakanotani Loic Mager Stéphane Méry Chihaya Adachi

Highly fluorescent non-volatile fluidic fluorene derivatives functionalized with siloxane chains were synthesized and used in monolithic solvent-free liquid organic semiconductor distributed feedback lasers. The photoluminescence quantum yield values, the amplified spontaneous emission thresholds and the ambipolar charge carrier mobilities demonstrate that this class of materials is extremely p...

Journal: :Chemical communications 2015
Alexander Linke Stefan H Jungbauer Stefan M Huber Siegfried R Waldvogel

Affinity materials based on halogen bonds turned out to be a powerful tool for the molecular recognition of acetone or related carbonyl compounds in the presence of ubiquitous protic molecules. The superior selectivity and sensitivity were found by the gravimetric detection of volatile organic compounds by quartz crystal microbalances.

2008
S. Eyob M. Appelgren J. Rohloff A. Tsegaye G. Messele

Ethnobotanical surveys were conducted in Gamo Gofa, Debub Omo and Kaffa; which are the three major korarima (Aframomum corrorima (Braun) P.C.M. Jansen) growing regions of southern Ethiopia. Plant parts used as a medicine for different aliments were documented. Eightythree percent of key informants replied that seeds were mostly used as traditional medicine followed by leaves (75%) and rhizomes ...

Journal: :Water research 2007
P Kampas S A Parsons P Pearce S Ledoux P Vale J Churchley E Cartmell

The primary driver for a successful biological nutrient removal is the availability of suitable carbon source, mainly in the form of volatile fatty acids (VFA). Several methods have been examined to increase the amount of VFAs in wastewater. This study investigates the mechanism of mechanical disintegration of thickened surplus activated sludge by a deflaker technology for the production of org...

2017
Stephen Ducharme Timothy J. Reece A. V. Sorokin Matt Poulsen

2008
Michael N. Kozicki Maria Mitkova

This chapter introduces the concept of low energy non-volatile memory devices based on mass-transport in solid electrolytes. In these devices, information is stored as a change in resistance due to the formation of a metallic filament via the reduction of metal ions in the electrolyte. To show how such elements work, basic solid state electrochemistry and ion transport is covered, along with th...

2015
Zhen HUANG

The persisting demand of higher computing power and faster information processing keeps pushing scientists and engineers to explore novel materials and device structures. Within emerging functional materials, there is a focus on multiferroics materials and material-systems possessing both ferroelectric and ferromagnetic orders. Multiferroics with two order parameters coupled through a magnetoel...

2013
F. Novio E. Evangelio N. Vazquez-Mera P. González-Monje E. Bellido S. Mendes N. Kehagias D. Ruiz-Molina

The idea of developing magnetic molecular materials into real functional electronic devices with low-cost and scalable techniques appeared with the emergence of the field several years ago. Today, even though great advances have been done with this aim, the promise of a functional device working at the micro-/nanoscale and at room temperature has unfortunately not completely materialized yet, a...

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