Gun-law loopholes to take months to close in national firearm crackdown

Coalition leaders are sceptical about the proposed reforms, calling for further detail before offering their support.
C&EN

Crack Evolution and Failure Modes of Shale Containing a Pre-Existing Fissure under Compression

State Key Laboratory of Coal Mine Disaster Dynamics and Control, Chongqing University, Chongqing 400044, China School of Resources and Safety engineering, Chongqing University, Chongqing 400044, China ...
IEEE

Crack Propagation Modeling in Silicon: A Comprehensive Thermomechanical Finite-Element Model Approach for Power Devices

Abstract: Wafer handling during the manufacturing process introduces microcracks and flaws at the wafer edge. This paper aims at determining whether an initial crack would be able to propagate through ...
IEEE

Extended Finite-Element Method for Electric Field Analysis of Insulating Plate With Crack

Abstract: In this paper, the extended finite-element method (XFEM) is employed to analyze electric field of insulating plate with crack. To begin with, both the approximation of XFEM and features of ...