A gel held together entirely by interlocking DNA rings exhibits mechanical properties unlike any conventional gel, driven purely by topology.

TÜV Rheinland Korea has granted SIL4 certification to Hyundai Rotem’s IP-based Electronic Interlocking System after completing an Independent Safety Assessment in accordance with National Railway ...

Sintering Si 3 N 4-based ceramics is a complex process, during which densification, phase transformation and grain growth take place simultaneously. Therefore, it is not an easy task to clarify the ...