The structural motifs responsible for the formation of bowls, balls and sheets of orthoboric acid were pointed out in an earlier publication (Elango et al. J. Phys. Chem. A 2005, 109, 8587). It is shown in the present study that metaboric acid forms similar bowls, balls and sheets, despite the fact that the basic unit for cluster formation is different.
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http://dx.doi.org/10.1021/jp8019254 | DOI Listing |
Chem Sci
March 2019
Institut für Anorganische Chemie , Universität Regensburg, 93040 Regensburg , Germany . Email:
Pentaphosphaferrocene [Cp*Fe(η-P)] in combination with Cu(i) halides is capable of a template-directed synthesis of fullerene-like spheres. Herein, we present the use of a triple decker complex as template that leads to the formation of unprecedented 'nano-bowls'. These spherical domes resemble the truncated fullerenes -C and represent a novel spherical arrangement in the chemistry of spherical molecules.
View Article and Find Full Text PDFPhys Chem Chem Phys
July 2016
Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore.
Graphene materials have found applications in a wide range of devices over the past decade. In order to meet the demand for graphene materials, various synthesis methods are constantly being improved or invented. Ball-milling of graphite to obtain graphene materials is one of the many versatile methods to easily obtain bulk quantities.
View Article and Find Full Text PDFTop Curr Chem
October 2014
Department of Chemistry, University of Cincinnati, Cincinnati, OH, 45221-0172, USA.
The development of nanotechnology has been spearheaded by the development and discovery of new materials. The earliest materials theorized to be used in nanotechnology were fullerenes and nanotubes. Although fullerenes and nanotubes have a rich history in the area of nanotechnology, fullerene fragments, which share some the same properties as fullerenes and nanotubes, show potential in the field of nanotechnology as well.
View Article and Find Full Text PDFJ Microsc
December 2008
Department for Material Science and Energy Conversion, Institute for Multidisciplinary Research, Kneza Viseslava 1, 11030 Belgrade, Serbia.
In this paper, changes of microstructural characteristics of disperse systems during mechanical activation of zinc oxide (ZnO) have been investigated. ZnO powder was activated by grinding in a planetary ball mill in a continuous regime in air during 300 min at the basic disc rotation speed of 320 rpm and rotation speed of bowls of 400 rpm but with various balls-to-powder mass ratios. During ball milling in a planetary ball mill, initial ZnO powder suffered high-energy impacts.
View Article and Find Full Text PDFJ Phys Chem A
September 2008
Chemical Laboratory, Central Leather Research Institute, Council of Scientific and Industrial Research, Adyar, Chennai, India 600 020.
The structural motifs responsible for the formation of bowls, balls and sheets of orthoboric acid were pointed out in an earlier publication (Elango et al. J. Phys.
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