This paper proposes an electromagnetic actuator that concurrently realizes two working functions of vibration suppression and energy regeneration.The actuator consists of four permanent magnetic rings, three soft iron rings, three coils, and three springs.The design of the electromagnetic actuator is based on finite element method (FEM) analysis, a
Abstract Background The study aimed to propose a modified N stage of esophageal cancer (EC) on the basis of the number of positive lymph node (PLN) and the number of negative lymph node (NLN) simultaneously.Method Data from 13,491 patients with EC registered in the SEER database were reviewed.The parameters related to prognosis were investigated us
Audit quality is one of the most important concerns of audit firms, statutory audit regulators and academia.The purpose of this study is to analyze and evaluate the influence of auditor independence indicators on the quality of services provided.Based on the data available in the Audit Analytics database, a sample of 31 companies listed on the Soft