| 3K (2021-2021) | Noise Field Characterisation at UCD Campus |  | — | — | 
                    
                
                    
                    
                        
                            | 3K (2022-2022) | Sao Jorge 2022 |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3K (2023-2025) | MOSAICMO Seismic Network in Molise-Sannio region, Italy |  | — | — | 
                    
                
                    
                    
                        
                            | 3L (2010-2023) | Testing of the effectiveness of incorporating seismic data in seismic hazard assessment within a traditional field course |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3L (2024-2024) | Volunteer Teaching Faculty for the Juneau Icefield Research Program |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3M (2013-2016) | Australia-Indonesia Tectonics Observatory 2013-2016 |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3M (2018-2022) | Gebze Technical University |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3M (2023-2023) | La Jencia Fault Zone Preliminary data collection |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3M (2024-2027) | Seismic Arrays for the noise characterization of the Sardinia Einstein Telescope candidacy (SANSET) |  | — | — | 
                    
                
                    
                    
                        
                            | 3N (2018-2018) | Charleston land streamer 2018 |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3N (2019-2021) | Permasense |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3N (2022-2022) | Paleovalley ICDP site survey (resubmission for NSF) |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3N (2023-2025) | North York Moors Array |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3O (2019-2020) | AKIMBA |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3O (2022-2022) | Fluvial morphology and urban karst development in Cincinnati, Hamilton County, OH |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3O (2023-2025) | Earthquakes and Locking inVEstigation of Subduction |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3P (2017-2021) | Theistareykir monitoring network |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3P (2022-2024) | Fault zone hydrogeological response to earthquakes |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3Q (2017-2018) | Unlocking the secrets of slow slip using next-generation seismic experiments |  | — | — | 
                    
                
                    
                    
                        
                            | 3Q (2019-2019) | Dublin pilot test train experiment, phase 1 |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3Q (2021-2021) | Dublin pilot test train experiment, phase 2 |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3Q (2022-2022) | GEODES Lava Beds National Monument Active Seismic Experiment 2022 |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3Q (2024-2027) | INGV SISMIKO Emergency Seismic Network for Pietrapaola Sequence 2024 (Southern Italy) |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3R (2018-2021) | Kongsberg experiment |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3R (2022-2025) | Collaborative research: A better understanding of seismic hazard in Tehuantepec, Mexico, using amphibious MT studies |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3S (2018-2019) | Archimedes |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3S (2021-2022) | Monte Cotugno Reservoir Seismic Experiment |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3S (2023-2024) | Jotul Vent Field Seismic Network (Knipovich Ridge) |  | — | — | 
                    
                
                    
                    
                        
                            | 3T (2013-2018) | Temporal network Tungurahua |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3T (2019-2019) | France 2019, Preliminary campaign at DARE project: Temporary Dense nodal seismic array in the Rhône Valley |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3T (2020-2026) | Einstein Telescope Seismic Campaigns |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3U (2018-2019) | Hawkes Bay SSE experiment |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3U (2021-2022) | Domo de San Pedro BB |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3U (2023-2023) | Potsdam-Ferch, global DAS campaign 2023 |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3V (2019-2021) | Monitoring water flow in karst using passive seismic ‘listening’ |  | — | — | 
                    
                
                    
                    
                        
                            | 3V (2022-2028) | Onshore seismic network of the Integrated Deep-Ocean Observing System (IDOOS) at the Atacama seismic gap in northern Chile |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3W (2022-2023) | Peace River Induced Seismic Monitoring |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3X (2022-2022) | Curnamona Cube MT & Passive Seismic Array |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3X (2023-2023) | GeoLab |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3Y (2020-2022) | Along-Dip Influence of the Challenger Fault Zone on Slip Behavior and Rheology, Chile |  | — | DOI | 
                    
                
                    
                    
                        
                            | 3Y (2023-2024) | Colorado Legacy Mine Hydrologic Monitoring Nodal Seismic Array |  |  | DOI | 
                    
                
                    
                    
                        
                            | 3Z (2021-2024) | 2021-2024 Glaciological monitoring of  Jakobshavn Isbrae, Greenland |  | — | DOI | 
                    
                
                    
                    
                        
                            | 4A (2008-2008) | Investigating mechanisms of subglacial hydrology and basal shear stress beneath Whillans Ice Stream using passive seismology |  |  | DOI | 
                    
                
                    
                    
                        
                            | 4A (2009-2009) | Emersito Seismic Network for Site Effect Studies in L'Aquila town (Central Italy) |  |  | DOI | 
                    
                
                    
                    
                        
                            | 4A (2010-2011) | Darfield RAMP Aftershock Deployment, NZ |  |  | DOI | 
                    
                
                    
                    
                        
                            | 4A (2012-2014) | Pollino Seismic Experiment |  |  | DOI | 
                    
                
                    
                    
                        
                            | 4A (2016-2019) | SP Crater Network |  |  | DOI | 
                    
                
                    
                    
                        
                            | 4A (2020-2020) | Imaging Yellowstone's shallow Magma Reservoir |  |  | DOI | 
                    
                
                    
                    
                        
                            | 4A (2021-2021) | Kamara Mine Network |  | — | DOI | 
                    
                
                    
                    
                        
                            | 4A (2022-2024) | Mapping the structure of the Duluth Complex & Animikie Basin |  |  | DOI |