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26 Oct 2023: α-alumina (Sapphire). D. K. Dinkar and H. K. D. H. Bhadeshia. Crystallography of α-alumina, which in its pure and perfect form is known as sapphire. Space group, lattice parameters. Unit cell in perspective view. The cell has the trigonal space

11 Sep 2023: Pearlite. Articles. Strength of undeformed pearlite, orPearlitic wire. Phases. Computer Programs. Bridges using Pearlitic Ropes. Sculptre made of endless pearlitic steel rope. Sculptre made of pearlitic steel rope, University of Manchester. Bridge

14 Jun 2023: Wolframite. Tungsten Filaments. Mathew Peet. These micrographs were given to me as part of my undergraduate project at The University of Sheffield: Case Study on Tungsten Filament Lamps. The report includes a discussion of the manufacture of

3 Mar 2023: Steel watch. H. K. D. H. Bhadeshia. Photographs taken on the way to Wuhan University of Science and Technology, Wuhan, China. The most expensive watch, made of steel, more expensive than its gold counterpart, worth 335,000 euros. Steel watch worth

11 Sep 2023: Steel Bridges in Japan. H. K. D. H. Bhadeshia. The Akashi Kaikyo bridge, a 3-span 2-hinged truss-stiffened suspension bridge. completed in 1998. It connects Kobe with Awaji Island. It is the world's longest suspension bridge, with a span between the

4 Jan 2023: Coatings for Turbine Blades. T. Sourmail.. Historical overview. Only some 60 years after the invention of the jet engines, flying has become a conventional method of transportation. Once the exclusive privilege of the swagger rich', it has become as

20 Sep 2023: Sites in Taipei, Taiwan, double-helix building, September 2023. These pictures are from Harry's visit to Taiwan, generously organised by Professor Jer Ren Yang of the National Taiwan University. Harry's flight from Heathrow. Completely random pattern

10 Sep 2023: The Taipei 101 Tower, Taiwan: The Tallest Building on Earth, made using Steel. H. K. D. H. Bhadeshia. Until 2010, the Taipei 101 Tower of Taiwan was the tallest building on Earth. Its height above ground is 509.2 m. This includes the 60 m spire; the

18 Aug 2023: Visitors from Sichuan University. Professor Jiangang Wu and Dr Ting Zheng from Sichuan University visited Harry at Queen Mary University of London. They work on ferroelectrics and phase transformations. During the visit, they had the opportunity to

25 May 2023: Interesting pictures. Steel tins of tomatoes. Work of art at Cambridge railway station. Suspended in the stairwell from cycle park to station entrance. Notice the breaking system. Elevated computer to work while standing. Azaleas in bloom.