Blasting is considered an indispensable process in mining excavation operations. Generally, only a small percentage of the total energy of blasting is consumed in the fragmentation and displacement of ...

In 1905, Einstein established relativity under the condition of denying the absolute space-time valid in Newtonian mechanics. In those days, the quantum theory was also established by accepting De ...

Postoperative pain: quantified using validated scales (visual analogue scale (VAS), numerical rating scale or equivalent ... Figure 1 shows the PRISMA flow diagram of the literature selection in this ...