High hardening of the steel, which is caused by martensitic transformation through cold forming, leads to significant local elastic roll deformation (flattening).The rolling of strain-hardened steel requires higher rolling forces and higher torques, which result in high rolling force.Roll flattening can be reduced by using rolls made of a material
A 6-month-old infant presented with a soft tissue tumor (lipofibromatosis) Covers of the right leg and procurvatum deformity of mid-shafts of tibia and fibula.He underwent deformity correction with Ilizarov fixator.He later had multiple surgeries for limb length difference and angular deformities of the tibia for more than a decade.At 12 years of a
Observational studies based on cohorts built from electronic health records (EHR) form the backbone Tools of our current understanding of the risk of new-onset diabetes following COVID.EHR-based research is a powerful tool for medical research but is subject to multiple sources of bias.In this viewpoint, we define key sources of bias that threaten
Rapid commercialization of security services in high-risk zones and engaging security and private military companies has put private security in high-risk zones in the focus of interest.As the tactics of attackers who act in high-risk zones is becoming more progressive and innovative, security experts and practitioners in the field of private secur