The University of Queensland

Comparison of 4-dimensional variational and ensemble optimal interpolation data assimilation systems using a Regional Ocean Modeling System (v3.4) configuration of the eddy-dominated East Australian Current system

Kerry, Colette Gabrielle, Roughan, Moninya, Keating, Shane, Gwyther, David, Brassington, Gary, Siripatana, Adil and Souza, Joao Marcos A. C. (2024). Comparison of 4-dimensional variational and ensemble optimal interpolation data assimilation systems using a Regional Ocean Modeling System (v3.4) configuration of the eddy-dominated East Australian Current system. Geoscientific Model Development, 17 (6), 2359-2386. doi: 10.5194/gmd-17-2359-2024

Satellite record reveals 1960s acceleration of Totten Ice Shelf in East Antarctica

Li, Rongxing, Cheng, Yuan, Chang, Tian, Gwyther, David E., Forbes, Martin, An, Lu, Xia, Menglian, Yuan, Xiaohan, Qiao, Gang, Tong, Xiaohua and Ye, Wenkai (2023). Satellite record reveals 1960s acceleration of Totten Ice Shelf in East Antarctica. Nature Communications, 14 (1) 4061, 1-9. doi: 10.1038/s41467-023-39588-x

Subglacial freshwater drainage increases simulated basal melt of the totten ice shelf

Gwyther, David E., Dow, Christine F., Jendersie, Stefan, Gourmelen, Noel and Galton‐Fenzi, Benjamin K. (2023). Subglacial freshwater drainage increases simulated basal melt of the totten ice shelf. Geophysical Research Letters, 50 (12) e2023GL103765, 1-11. doi: 10.1029/2023gl103765

Eddy and tidal driven basal melting of the Totten and Moscow University ice shelves

Xia, Yuwei, Gwyther, David E., Galton-Fenzi, Ben, Cougnon, Eva A., Fraser, Alexander D. and Moore, John C. (2023). Eddy and tidal driven basal melting of the Totten and Moscow University ice shelves. Frontiers in Marine Science, 10 1159353, 1-12. doi: 10.3389/fmars.2023.1159353

Impact of assimilating repeated subsurface temperature transects on state estimates of a western boundary current

Gwyther, David E., Roughan, Moninya, Kerry, Colette and Keating, Shane R. (2023). Impact of assimilating repeated subsurface temperature transects on state estimates of a western boundary current. Frontiers in Marine Science, 9 1084784, 1-16. doi: 10.3389/fmars.2022.1084784

How does 4DVar data assimilation affect the vertical representation of mesoscale eddies? A case study with observing system simulation experiments (OSSEs) using ROMS v3.9

Gwyther, David E., Keating, Shane R., Kerry, Colette and Roughan, Moninya (2023). How does 4DVar data assimilation affect the vertical representation of mesoscale eddies? A case study with observing system simulation experiments (OSSEs) using ROMS v3.9. Geoscientific Model Development, 16 (1), 157-178. doi: 10.5194/gmd-16-157-2023

Observing system simulation experiments reveal that subsurface temperature observations improve estimates of circulation and heat content in a dynamic western boundary current

Gwyther, David E., Kerry, Colette, Roughan, Moninya and Keating, Shane R. (2022). Observing system simulation experiments reveal that subsurface temperature observations improve estimates of circulation and heat content in a dynamic western boundary current. Geoscientific Model Development, 15 (17), 6541-6565. doi: 10.5194/gmd-15-6541-2022

Evaluation of an emergent feature of sub-shelf melt oscillations from an idealized coupled ice sheet-ocean model using FISOC (v1.1) - ROMSIceShelf (v1.0) - Elmer/Ice (v9.0)

Zhao, Chen, Gladstone, Rupert, Galton-Fenzi, Benjamin Keith, Gwyther, David and Hattermann, Tore (2022). Evaluation of an emergent feature of sub-shelf melt oscillations from an idealized coupled ice sheet-ocean model using FISOC (v1.1) - ROMSIceShelf (v1.0) - Elmer/Ice (v9.0). Geoscientific Model Development, 15 (13), 5421-5439. doi: 10.5194/gmd-15-5421-2022

The impact of tides on Antarctic ice shelf melting

Richter, Ole, Gwyther, David E., King, Matt A. and Galton-Fenzi, Benjamin K. (2022). The impact of tides on Antarctic ice shelf melting. The Cryosphere, 16 (4), 1409-1429. doi: 10.5194/tc-16-1409-2022

The Whole Antarctic Ocean Model (WAOM v1.0): development and evaluation

Richter, Ole, Gwyther, David E., Galton-Fenzi, Benjamin K. and Naughten, Kaitlin A. (2022). The Whole Antarctic Ocean Model (WAOM v1.0): development and evaluation. Geoscientific Model Development, 15 (2), 617-647. doi: 10.5194/gmd-15-617-2022

The impact of variable ocean temperatures on Totten Glacier stability and discharge

McCormack, F. S., Roberts, J. L., Gwyther, D. E., Morlighem, M., Pelle, T. and Galton-Fenzi, B. K. (2021). The impact of variable ocean temperatures on Totten Glacier stability and discharge. Geophysical Research Letters, 48 (10) e2020GL091790, 1-11. doi: 10.1029/2020GL091790

The Framework for Ice Sheet-Ocean Coupling (FISOC) V1.1

Gladstone, Rupert, Galton-Fenzi, Benjamin, Gwyther, David, Zhou, Qin, Hattermann, Tore, Zhao, Chen, Jong, Lenneke, Xia, Yuwei, Guo, Xiaoran, Petrakopoulos, Konstantinos, Zwinger, Thomas, Shapero, Daniel and Moore, John (2021). The Framework for Ice Sheet-Ocean Coupling (FISOC) V1.1. Geoscientific Model Development, 14 (2), 889-905. doi: 10.5194/gmd-14-889-2021

The sensitivity of the Antarctic Ice Sheet to a changing climate: Past, present and future

Noble, T. L., Rohling, E. J., Aitken, A. R. A., Bostock, H. C., Chase, Z., Gomez, N., Jong, L. M., King, M. A., Mackintosh, A. N., McCormack, F. S., McKay, R. M., Menviel, L., Phipps, S. J., Weber, M. E., Fogwill, C. J., Gayen, B., Golledge, N. R., Gwyther, D. E., Hogg, A. Mc C., Martos, Y. M., Pena‐Molino, B., Roberts, J., Flierdt, T. and Williams, T. (2020). The sensitivity of the Antarctic Ice Sheet to a changing climate: Past, present and future. Reviews of Geophysics, 58 (4) e2019RG000663, 1-89. doi: 10.1029/2019rg000663

Cold ocean cavity and weak basal melting of the Sørsdal ice shelf revealed by surveys using autonomousplatforms

Gwyther, David E., Spain, Erica, King, Peter, Guihen, Damien, Williams, Guy D., Evans, Eleri, Cook, Sue, Richter, Ole, Galton-Fenzi, Benjamin K. and Coleman, Richard (2020). Cold ocean cavity and weak basal melting of the Sørsdal ice shelf revealed by surveys using autonomousplatforms. Journal of Geophysical Research: Oceans, 125 (6) e2019JC015882, 1-17. doi: 10.1029/2019jc015882

Vertical processes and resolution impact ice shelf basal melting: a multi-model study

Gwyther, David E., Kusahara, Kazuya, Asay-Davis, Xylar S., Dinniman, Michael S. and Galton-Fenzi, Benjamin K. (2020). Vertical processes and resolution impact ice shelf basal melting: a multi-model study. Ocean Modelling, 147 101569, 101569. doi: 10.1016/j.ocemod.2020.101569

The Climate Data Toolbox for MATLAB

Greene, Chad A., Thirumalai, Kaustubh, Kearney, Kelly A., Delgado, José Miguel, Schwanghart, Wolfgang, Wolfenbarger, Natalie S., Thyng, Kristen M., Gwyther, David E., Gardner, Alex S. and Blankenship, Donald D. (2019). The Climate Data Toolbox for MATLAB. Geochemistry, Geophysics, Geosystems, 20 (7) 2019GC008392, 3774-3781. doi: 10.1029/2019gc008392

Seasonality of warm water intrusions onto the continental shelf near the Totten Glacier

Silvano, Alessandro, Rintoul, Stephen R., Kusahara, Kazuya, Pena-Molino, Beatriz, van Wijk, Esmee, Gwyther, David E. and Williams, Guy D. (2019). Seasonality of warm water intrusions onto the continental shelf near the Totten Glacier. Journal of Geophysical Research-Oceans, 124 (6), 4272-4289. doi: 10.1029/2018JC014634

Towards truly integrated modeling and observing of marine ice sheets

Gwyther, David E. (2018). Towards truly integrated modeling and observing of marine ice sheets. Advances in Polar Science, 714-731. doi: 10.13679/j.advps.2018.4.00231

Seasonal dynamics of Totten Ice Shelf controlled by sea ice buttressing

Greene, Chad A., Young, Duncan A., Gwyther, David E., Galton-Fenzi, Benjamin K. and Blankenship, Donald D. (2018). Seasonal dynamics of Totten Ice Shelf controlled by sea ice buttressing. The Cryosphere, 12 (9), 2869-2882. doi: 10.5194/tc-12-2869-2018

Intrinsic processes drive variability in basal melting of the Totten Glacier Ice Shelf

Gwyther, David E., O’Kane, Terence J., Galton-Fenzi, Benjamin K., Monselesan, Didier P. and Greenbaum, Jamin S. (2018). Intrinsic processes drive variability in basal melting of the Totten Glacier Ice Shelf. Nature Communications, 9 (1) 3141. doi: 10.1038/s41467-018-05618-2

Wind causes Totten Ice Shelf melt and acceleration

Greene, Chad A., Blankenship, Donald D., Gwyther, David E., Silvano, Alessandro and van Wijk, Esmee (2017). Wind causes Totten Ice Shelf melt and acceleration. Science Advances, 3 (11) 1701681. doi: 10.1126/sciadv.1701681

Ocean forced variability of Totten Glacier mass loss

Roberts, Jason, Galton-Fenzi, Benjamin K., Paolo, Fernando S., Donnelly, Claire, Gwyther, David E., Padman, Laurie, Young, Duncan, Warner, Roland, Greenbaum, Jamin, Fricker, Helen A., Payne, Antony J., Cornford, Stephen, Le Brocq, Anne, van Ommen, Tas, Blankenship, Don and Siegert, Martin J. (2017). Ocean forced variability of Totten Glacier mass loss. Geological Society, London, Special Publications, 461 (1), 175-186. doi: 10.1144/sp461.6

Antarctic mapping tools for MATLAB

Greene, Chad A., Gwyther, David E. and Blankenship, Donald D. (2017). Antarctic mapping tools for MATLAB. Computers and Geosciences, 104, 151-157. doi: 10.1016/j.cageo.2016.08.003

Impact of ocean forcing on the Aurora Basin in the 21st and 22nd centuries

Sun, S., Cornford, S. L., Gwyther, D. E., Gladstone, R. M., Galton-Fenzi, B. K., Zhao, L. and Moore, J. C. (2016). Impact of ocean forcing on the Aurora Basin in the 21st and 22nd centuries. Annals of Glaciology, 57 (73), 79-86. doi: 10.1017/aog.2016.27

Modelling the response of ice shelf basal melting to different ocean cavity environmental regimes

Gwyther, David E., Cougnon, Eva A., Galton-Fenzi, Benjamin K., Roberts, Jason L., Hunter, John R. and Dinniman, Michael S. (2016). Modelling the response of ice shelf basal melting to different ocean cavity environmental regimes. Annals of Glaciology, 57 (73), 131-141. doi: 10.1017/aog.2016.31

The effect of basal friction on melting and freezing in ice shelf-ocean models

Gwyther, David E., Galton-Fenzi, Benjamin K., Dinniman, Michael S., Roberts, Jason L. and Hunter, John R. (2015). The effect of basal friction on melting and freezing in ice shelf-ocean models. Ocean Modelling, 95, 38-52. doi: 10.1016/j.ocemod.2015.09.004

Simulated melt rates for the Totten and Dalton ice shelves

Gwyther, D. E., Galton-Fenzi, B. K., Hunter, J. R. and Roberts, J. L. (2014). Simulated melt rates for the Totten and Dalton ice shelves. Ocean Science, 10 (3), 267-279. doi: 10.5194/os-10-267-2014

Simulated melt rates for the Totten and Dalton ice shelves

Gwyther, D. E., Galton-Fenzi, B. K., Hunter, J. R. and Roberts, J. L. (2014). Simulated melt rates for the Totten and Dalton ice shelves. Ocean Science Discussions, 10 (6), 2109-2140. doi: 10.5194/osd-10-2109-2013

Thermo-optic locking of a semiconductor laser to a microcavity resonance

McRae, T. G., Lee, Kwan H., McGovern, M., Gwyther, D. and Bowen, W. P. (2009). Thermo-optic locking of a semiconductor laser to a microcavity resonance. Optics Express, 17 (24), 21977-21985. doi: 10.1364/OE.17.021977

Controls of the basal mass balance of floating ice shelves

Gwyther, D. E., Galton-Fenzi, B. K. and Roberts, J. L. (2012). Controls of the basal mass balance of floating ice shelves. 18th Australasian Fluid Mechanics Conference, AFMC 2012, Launceston, Australia, 3 - 7 December 2012. Perth, Western Australia: Australasian Fluid Mechanics Society.

Thermo-optic locking of a semiconductor laser to a microcavity resonance

McRae, T. G., Lee, K. H., McGovern, M., Gwyther, D. and Bowen, W. P. (2009). Thermo-optic locking of a semiconductor laser to a microcavity resonance. ACOLS ACOFT 09, The University of Adelaide, 29/11/09 - 3/12/09. South Australia: The University of Adelaide.

Position analysis: the Antarctic ice sheet and sea level

Gwyther, David E., Cook, Sue, Galton-Fenzi, Ben, Fraser, Alex, Graham, Felicity, Kusahara, Kazuya, Treverrow, Adam, Jong, Lenneke, Roberts, Jason, Rintoul, Steve, Worby, Anthony and van Ommen, Tas (2017). Position analysis: the Antarctic ice sheet and sea level. Hobart, Australia: Antarctic Climate & Ecosystems Cooperative Research Centre.

Tipping point: how we predict when Antarctica's melting ice sheets will flood the seas

McCormack, Felicity, Gwyther, David E., Jong, Lenneke and Cook, Sue (2016, 03 14). Tipping point: how we predict when Antarctica's melting ice sheets will flood the seas The Conversation