Accelerator radio frequency (RF) technology has been and remains critical for modern high
energy physics (HEP) experiments based on particle accelerators. Tremendous progress in …

For the 14 mrad crossing angle proposed, crab cavity systems are fundamentally anticipated
for the viable operation of the International Linear Collider (ILC), in order to maximise its …

Abstract The United States has a rich history in high energy particle accelerators and
colliders—both lepton and hadron machines, which have enabled several major discoveries …

A single crystal niobium thin film was grown using molecular beam epitaxy on a c-plane
sapphire wafer. Several samples were fabricated into dc resistivity test devices and coplanar …

New Nb Material for Cost Saving Page 1 New Nb Material for Cost Saving Akira Yamamoto (KEK-CERN)
In cooperation with A. Kumar, T. Dohmae, T. Saeki (KEK), G. Myneni (BSCE), G. Ciovati, P …

Levitation refers to free flotation, where the levitated object is suspended freely, against
gravity without any physical contact. Among many levitation, magnetic levitation due to a …

Bulk and thin films of niobium are the materials of choice in fabricating superconducting
radio frequency (SRF) cavities for modern particle accelerators and quantum computing …

Accelerator radio frequency (RF) technology has been and remains critical for modern high
energy physics (HEP) experiments based on particle accelerators. Tremendous progress in …

Currently, fine grain niobium (Nb)(grain size~ 50 um) and large grain Nb (grain size of a few
cm) are being used for the fabrication of superconducting radio frequency (SRF) cavities …

For the purpose of cost reduction for the ILC, KEK has been conducting R&D; on direct
sliced Nb materials such as large grain and medium grain Nb. Single-cell, 3-cell, and 9-cell …