John Moss Senior Engineer and Radio-Frequency Group Leader Contact MOSSJS@ORNL.GOV All Publications Completion of the proton power upgrade project at the Spallation Neutron Source Progress towards the completion of the proton power upgrade project... Multipacting analysis of the SNS drift tube linac (DTL) RF vacuum window using Spark3d Design and fabrication of the waveguide Iris couplers for the Spallation Neutron Source drift tube linac... High Power Radiofrequency Operation of the Radiofrequency Quadrupoles in the Spallation Neutron Source Design Enhancements for the SNS RFQ Coaxial Coupler Progress on the Proton Power Upgrade Project at the Spallation Neutron Source... Mitigating Cathode Overcurrent Faults at the Spallation Neutron Source SNS Warm Linac Circulator Breakdown Considerations for the PPU Project Progress on the Proton Power Upgrade at the Spallation Neutron Source Spallation Neutron Source Proton Power Upgrade Low-Level RF Control System Development Multipacting Analysis of Warm Linac RF Vacuum Windows The Spallation Neutron Source Normal Conducting Linac RF System Design for the Proton Power Upgrade Project Final Design Report Proton Power Upgrade Project Techniques for Achieving High Reliability Operation of the Spallation Neutron Source High Power Radio-Frequency System Plans for an Integrated Front-End Test Stand at the Spallation Neutron Source OAK RIDGE NATIONAL LABORATORY SPALLATION NEUTRON SOURCE ELECTRICAL SYSTEMS AVAILABILITY AND IMPROVEMENTS...
