Currently rail transit has no reliability qualification test standards yet.To verify whether the MTBF of LKJ OMEGA-PRO HIGH DHA 1:5 meet the requirements, with the main working environment analysis of LKJ, comprehensive environmental conditions of six kinds of stress which consisted of temperature, humidity, vibration, shock, changes in voltage, su
In this study, we investigate the possibility to trap an ion particle in a non-uniform electrostatic field generated by two ionic rings, with the aim to obtain and verify general results regarding our proposition.To develop the equation of motion, we first derive the electric field generated by each ring, based on the multipole expansion technique
The International Society for Stem Cell Research (ISSCR) presents its 2016 Guidelines for Stem Cell Research and Clinical Translation (ISSCR, 2016).The 2016 guidelines reflect the revision and extension of two past sets of guidelines (ISSCR, 2006; ISSCR, 2008) to address new and emerging areas of stem cell discovery and application and evolving eth
Abstract Pressure ulcers are a serious concern in patients with prolonged bedtime and present with common complications following surgery.It is one of the key performance indicators of the quality of nursing care provided to patients.Several studies have reported the prevalence of pressure ulcers in Ethiopia, but the current study area has not yet