"Near Real-Time & Benchtop XRF Intercomparison for PM Elemental Analysis on Quartz and Teflon Filters: A Case Study Across Three European Cities" - Interactive discussion https://egusphere.copernicus.org/preprints/2026/egusphere-2025-5977/ "Near Real-Time & Benchtop XRF Intercomparison for PM Elemental Analysis on Quartz and Teflon Filters: A Case Study Across Three European Cities" - Interactive discussion enAC2: 'Reply on RC2', Stefanos Papagiannis, 06 Apr 2026https://egusphere.copernicus.org/preprints/2026/egusphere-2025-5977/egusphere-2025-5977-AC2.pdfAC2: 'Reply on RC2', Stefanos Papagiannis, 06 Apr 2026Mon, 06 Apr 2026 16:43:14 +0200AC1: 'Reply on RC1', Stefanos Papagiannis, 06 Apr 2026https://egusphere.copernicus.org/preprints/2026/egusphere-2025-5977/egusphere-2025-5977-AC1.pdfAC1: 'Reply on RC1', Stefanos Papagiannis, 06 Apr 2026Mon, 06 Apr 2026 16:21:50 +0200RC2: 'Comment on egusphere-2025-5977', Anonymous Referee #2, 18 Mar 2026https://egusphere.copernicus.org/preprints/2026/egusphere-2025-5977/egusphere-2025-5977-RC2.pdfRC2: 'Comment on egusphere-2025-5977', Anonymous Referee #2, 18 Mar 2026Wed, 18 Mar 2026 11:53:26 +0100RC1: 'Comment on egusphere-2025-5977', Anonymous Referee #1, 13 Feb 2026https://egusphere.copernicus.org/preprints/2026/egusphere-2025-5977/egusphere-2025-5977-RC1.pdfRC1: 'Comment on egusphere-2025-5977', Anonymous Referee #1, 13 Feb 2026Fri, 13 Feb 2026 16:51:14 +0100