Onset voltage of negative corona on stranded conductors Particle-Initiated Breakdown in Gas-Insulated Co-axial Configuration Particle-Initiated Negative Corona in Co-axial Cylindrical Configuration Onset voltage of a particle-initiated negative corona in a co-axial cylindrical configuration Towards Precise Interpretation of Oil Transformers via Novel Combined Techniques Based on DGA and Partial Discharge Sensors Reliable Estimation for Health Index of Transformer Oil Based on Novel Combined Predictive Maintenance Techniques Novel accurate modeling of dust loaded wire-duct precipitators using FDM-FMG method on one fine computational domains A Modified Dissolved Gas Analysis Technique as a Diagnostic Tool for Faults in Power Transformers Partial Discharge Detection Inside Transformer Oils Using On-Line Monitoring Nanotechnology Techniques Negative Corona Inception Voltage Determination in the Three-Electrode System Estimation of Carbon Nanotube Sensors Performance using Linear, Fuzzy and Neural Regression Models