TY - RPRT TI - A 3D-Printed Millimeter-Wave Inline Waveguide-to-Coplanar-Waveguide Transition to Enable Dense Spectrometer Arrays for Intensity Mapping Surveys AU - Stover, Austin [Chicago U.; Chicago U., KICP] (ORCID:0009000521867927) AU - Li, Juliang [Chicago U.; Argonne] AU - Sharpe, Peter [MIT; NVIDIA, Santa Clara] AU - Iacocca, Morgana [Chicago U., KICP; Chicago U.] AU - Scott, Audrey [Chicago U.; Chicago U., KICP] AU - Zebrowski, Jessica [Chicago U., KICP; Chicago U.; Fermilab] AU - McMahon, Jeff [Chicago U.; Chicago U., KICP; Fermilab; Chicago U., EFI; SkAI, Chicago] PY - 2026 UR - https://www.osti.gov/biblio/3391003 ID - 3391003 ER -