Abstract Due to their outstanding power density, long cycle life and low cost, supercapacitors have gained much interest. As for supercapacitor electrodes, molybdenum nitrides show promising potential. ...

Abstract Stable and high surface area zirconium oxide nanoparticles have been synthesised by means of the hydrothermal method. The Brunauer–Emmett–Teller results show that a high surface area of 543 m2/g was ...

Mesoporous carbon spheres (CSs-H) were hydrothermally synthesised using sugar as carbon source. The as-synthesized CSs-H was microporous but after thermal treatment at 900 °C for 4 h it became mesoporous (surface area of ...

Abstract Laboratory experiments conducted for long time on stream (TOS: 14,350 h) provide information on Fischer–Tropsch synthesis (FTS) that is representative of time scales of industrial operations. Operation ...

A series of polypropylenes were prepared using rac-ethylene-bis(4,5,6,7-tetrahydro-1-indenyl) zirconium dichloride (Et(H4Ind)2ZrCl2 (EI(4H)) as a homogeneous metallocene catalyst. The molecular weight of the polypropylene ...

Many buildings in the extensive oeuvre of the architect Brian Allen Theodor Sandrock (1925-1990) and his ‘right hand man’ Alewyn Petrus Burger (1933-) are iconic symbols of apartheid modernity. Their Modern Movement buildings ...

Biography of Roelof Uytenbogaardt (1933-1998), Architect, Urban Designer and Professor at the University of Cape Town

The Portfolio of work by the architect, urban designer and town & regional planner Basil Brink contains architectural sketch designs and working drawings; urban designs and town planning layouts that were produced from the ...