A 4 K G-M Refrigerator for Direct Cooling of a 6 T NbTi Superconducting Magnet System
High Reliability Optical Splitters Composed of Silica-Based Planar Lightwave Circuits
Two-Stage Pulse Tube Refrigerator for 20 K Operation
Multilayer Magnetic Regenerators with an Optimum Structure around 4.2 K
Analysis of a High Efficiency 4K GM Refrigerator Operating at a Lower Pressure Ratio
Development of a High Efficiency 4 K GM Refrigerator
Analysis of a High Efficiency 4 K GM Refrigerator Operating at a Lower Pressure Ratio
Performance Dependence of a 4 K Pulse Tube Cryocooler on Working Pressure
Conceptual Design of Space Qualified 4 K Pulse Tube Cryocooler
Silica-Based PLC Splitters which Satisfy Reliability Requirements for More than 5000 Hours