TY - RPRT TI - Photon-Counting Interferometry to Detect Geontropic Space-Time Fluctuations with GQuEST AU - Vermeulen, Sander M. [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0000000342278214) AU - Cullen, Torrey [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0009000240159094) AU - Grass, Daniel [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0000000250114108) AU - MacMillan, Ian A. O. [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0000000269271031) AU - Ramirez, Alexander J. [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0000000151731469) AU - Wack, Jeffrey [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0009000693594056) AU - Korzh, Boris [California Institute of Technology (CalTech), Pasadena, CA (United States). Jet Propulsion Lab. (JPL)] AU - Lee, Vincent S. H. [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:0000000234813590) AU - Zurek, Kathryn M. [California Institute of Technology (CalTech), Pasadena, CA (United States)] (ORCID:000000022629337X) AU - Stoughton, Chris [Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)] (ORCID:0000000234795388) AU - McCuller, Lee [California Institute of Technology (CalTech), Pasadena, CA (United States)] PY - 2025 DO - 10.1103/physrevx.15.011034 UR - https://www.osti.gov/biblio/2516765 ID - 2516765 ER -