TY - RPRT TI - Erbium quantum memory platform with long optical coherence via back-end-of-line deposition on foundry-fabricated photonics AU - Gupta, Shobhit [memQ, Inc, Chicago, IL (United States)] (ORCID:0009000621517318) AU - Pettit, Robert M. [memQ, Inc, Chicago, IL (United States)] AU - Sundaresh, Ananthesh [memQ, Inc, Chicago, IL (United States)] (ORCID:0009000246732816) AU - Niaouris, Vasileios [Argonne National Laboratory (ANL), Argonne, IL (United States)] (ORCID:000000015313748X) AU - Deckoff-Jones, Skylar [memQ, Inc, Chicago, IL (United States)] AU - Crowley, Daniel P. [American Institute for Manufacturing Integrated Photonics (AIM Photonics), Albany, NY (United States)] AU - Carpenter, Lewis G. [American Institute for Manufacturing Integrated Photonics (AIM Photonics), Albany, NY (United States)] AU - Dibos, Alan M. [Argonne National Laboratory (ANL), Argonne, IL (United States)] (ORCID:0000000159351364) AU - Singh, Manish Kumar [memQ, Inc, Chicago, IL (United States)] (ORCID:0000000221932689) AU - Sullivan, Sean E. [memQ, Inc, Chicago, IL (United States)] PY - 2025 DO - 10.1103/xj8y-b6sl UR - https://www.osti.gov/biblio/3019882 ID - 3019882 ER -