Hollow Axle Ultrasonic Crack Detection for Conventional Railway Vehicles
Waveguide Parameter Design of Graded-Index Plastic Optical Fibers for Bending-Loss Reduction
Analysis of Graded-Index Polymer Optical Fiber Link Performance Under Fiber Bending
Low Loss and High Bandwidth Polystyrene-Based Graded Index Polymer Optical Fiber
Running test on current collector with contact force controller for high-speed railways