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Reusing the first stage of a commercial rocket: Economic cost of retrofitting a used rocket

Rockets for satellite launches remain the most important cost item of the launch process of any commercial satellite project, given the single use nature of the rocket. 530 more words

Material

Phys .org: Know your cement, get greener concrete

Phys.org: Know your cement, get greener concrete. “An international team of scientists has created a new database of molecular dynamics models that simulate the properties of cement in all its varieties. 52 more words

New Resources

Challenges of recycling lithium-ion batteries

With increasing use of lithium ion batteries for personal mobile devices and computers, there is a concomitant need to plan the end of life treatment of these batteries that contain precious metals as well as toxic and flammable substances. 222 more words

Material

Aerodynamic and mechanical grip in Formula 1

Grip is of utmost importance to the delivering of engine power to the race track for Formula 1 cars. But, compared to normal road cars, Formula 1 cars derived its grip from two main sources: mechanical and aerodynamic grip. 514 more words

Material

Synthesis of zig-zag shape graphene nanoribbons

Article in Nature, Vol. 531, 24 March 2016, pp. 489, “On-surface synthesis of graphene nanoribbons with zigzag edge topology”

Summary of article: Using a combination of polymerisation and dehydrogenation, zigzag graphene nanoribbons with bandgaps suitable for spintronics were synthesized and characterized, the latter by scanning tunnelling microscopy and tip functionalized non-contact atomic force microscopy. 144 more words

Material

Understanding laser induced removal of surface coating for materials engineering

Article in Nature, Vol. 537, Issue 7618, pp. 84, “Ablation-cooled material removal with ultrafast bursts of pulses”

Summary of article: Laser assisted ablation cooling was shown to be useful for precision removal of surface coating; thereby, opening up its use for modifying the surface characteristics and functionalities of a material. 74 more words

Interesting Scientific Articles

High temperature magnetic topological insulators

Article in Nature, Vol. 533, Issue 7604, pp. 513, “A high temperature ferromagnetic topological insulating phase by proximity coupling”

Summary of article: Bi2Se3 and EuS adatom bilayer was shown to exhibit topological insulating and magnetic properties. 132 more words

Interesting Scientific Articles