# \#experiment **URL:** https://forum.access-hive.org.au/tag/experiment/67.md [Latest](https://forum.access-hive.org.au/latest.md) · [Categories](https://forum.access-hive.org.au/categories.md) · [Tags](https://forum.access-hive.org.au/tags.md) --- ## [Experiment Proposal: ACCESS-AM3 beta-release N96 long run and N512 extension](https://forum.access-hive.org.au/t/experiment-proposal-access-am3-beta-release-n96-long-run-and-n512-extension/7004)
**Author:** [@lishx](https://forum.access-hive.org.au/u/lishx)\ **Replies:** 2\ **Last updated:** [17 September 2026 06:22 UTC](https://forum.access-hive.org.au/t/experiment-proposal-access-am3-beta-release-n96-long-run-and-n512-extension/7004 "2026-09-17T06:22:27Z")
We propose to run two ACCESS-AM3 experiments using the current beta release: Re-run the existing N96 long run (1983–2014). Extend the N512 beta-release simulation through 2009–2010, following the 2007–2008 N512 experim… --- ## [Experiment Proposal: Coarsening of the fine-scale atmosphere for cross-scale learning](https://forum.access-hive.org.au/t/experiment-proposal-coarsening-of-the-fine-scale-atmosphere-for-cross-scale-learning/6035)
**Author:** [@ssherwood](https://forum.access-hive.org.au/u/ssherwood)\ **Replies:** 5\ **Last updated:** [10 August 2026 03:13 UTC](https://forum.access-hive.org.au/t/experiment-proposal-coarsening-of-the-fine-scale-atmosphere-for-cross-scale-learning/6035 "2026-08-10T03:13:47Z")
Experiment title :bell:: Coarsening of fine-scale simulations for cross-scale learning Summary :bell:: We request resources to enable the building of a database of coarse-grained outputs from high-res (LES and km-scale… --- ## [Experiment Proposal: ACCESS-ESM1.6 DAMIP runs for CMIP7](https://forum.access-hive.org.au/t/experiment-proposal-access-esm1-6-damip-runs-for-cmip7/6520)
**Author:** [@ctychung](https://forum.access-hive.org.au/u/ctychung)\ **Replies:** 2\ **Last updated:** [29 June 2026 06:49 UTC](https://forum.access-hive.org.au/t/experiment-proposal-access-esm1-6-damip-runs-for-cmip7/6520 "2026-06-29T06:49:49Z")
Experiment title :bell:: ESM1.6 DAMIP runs for CMIP7 Summary :bell:: Production runs for the Detection Attribution MIP for CMIP7 Scientific motivation: The Detection and Attribution Model Intercomparison Project (DAM… --- ## [Experiment proposal: ACCESS-ESM1.5 TIPMIP-Ocean 8.2 ka run](https://forum.access-hive.org.au/t/experiment-proposal-access-esm1-5-tipmip-ocean-8-2-ka-run/6390)
**Author:** [@YanxuanD](https://forum.access-hive.org.au/u/YanxuanD)\ **Replies:** 1\ **Last updated:** [11 May 2026 05:31 UTC](https://forum.access-hive.org.au/t/experiment-proposal-access-esm1-5-tipmip-ocean-8-2-ka-run/6390 "2026-05-11T05:31:46Z")
ACCESS-ESM1.5 TIPMIP-Ocean for the 8.2 ka run We will follow the TIPMIP-OCEAN experimental protocol phase 1: Tipping dynamics of the AMOC for the 8.2 ka experiment. The experiment will start from the PI simulation in th… --- ## [Experiment Proposal: CABLE-POP for Demography BENchmarking Project](https://forum.access-hive.org.au/t/experiment-proposal-cable-pop-for-demography-benchmarking-project/6237)
**Author:** [@alexnorton](https://forum.access-hive.org.au/u/alexnorton)\ **Replies:** 0\ **Last updated:** [8 April 2026 07:07 UTC](https://forum.access-hive.org.au/t/experiment-proposal-cable-pop-for-demography-benchmarking-project/6237 "2026-04-08T07:07:05Z")
Experiment title :bell:: CABLE-POP for D-BEN Summary :bell:: The CABLE-POP contribution to the Demography BENchmarking (D-BEN) land model intercomparison project led by European team as part of the AI4PEX project. Sc… --- ## [Experiment Proposal: Pacific pacemaker experiments](https://forum.access-hive.org.au/t/experiment-proposal-pacific-pacemaker-experiments/6023)
**Author:** [@huazhen](https://forum.access-hive.org.au/u/huazhen)\ **Replies:** 1\ **Last updated:** [12 March 2026 02:37 UTC](https://forum.access-hive.org.au/t/experiment-proposal-pacific-pacemaker-experiments/6023 "2026-03-12T02:37:47Z")
Experiment title :bell:: Pacific pacemaker experiments Summary :bell:: Using ACCESS-CM2 PI-CTR experiments as control for perturbation experiment to investigate the sensitivity of the variability of different ENSO type… --- ## [Experiment: Aerosol precursor emission sensitivity simulations with ACCESS-AM2 N96 (9 years)](https://forum.access-hive.org.au/t/experiment-aerosol-precursor-emission-sensitivity-simulations-with-access-am2-n96-9-years/5780)
**Author:** [@alanah.chapman](https://forum.access-hive.org.au/u/alanah.chapman)\ **Replies:** 0\ **Last updated:** [15 January 2026 01:19 UTC](https://forum.access-hive.org.au/t/experiment-aerosol-precursor-emission-sensitivity-simulations-with-access-am2-n96-9-years/5780 "2026-01-15T01:19:54Z")
Experiment title :bell:: Aerosol precursor emission sensitivity simulations with ACCESS-AM2 N96 (9 years) Summary :bell:: ACCESS-AM2 is shown to underestimate aerosol populations crucial for cloud processes, particularl… --- ## [Is there an ACCESS-ESM1.5 AMIP configuration?](https://forum.access-hive.org.au/t/is-there-an-access-esm1-5-amip-configuration/4551)
**Author:** [@eliocamp](https://forum.access-hive.org.au/u/eliocamp)\ **Replies:** 5\ **Last updated:** [9 June 2025 02:36 UTC](https://forum.access-hive.org.au/t/is-there-an-access-esm1-5-amip-configuration/4551 "2025-06-09T02:36:50Z")
Hi, I’m looking into using ACCESS-ESM1.5 to perform experiments but with a prescribed ocean boundary conditions (the reason for using ESM instead of AM is just that I’ve found more documentation for running ESM and it lo… --- ## [Experiment Proposal: Processing Global km-scale Hackathon Data](https://forum.access-hive.org.au/t/experiment-proposal-processing-global-km-scale-hackathon-data/5347)
**Author:** [@sam.green](https://forum.access-hive.org.au/u/sam.green)\ **Replies:** 1\ **Last updated:** [3 October 2025 02:38 UTC](https://forum.access-hive.org.au/t/experiment-proposal-processing-global-km-scale-hackathon-data/5347 "2025-10-03T02:38:53Z")
Experiment title :bell:: Global km-scale Hackathon Data Summary :bell:: In May 2025 21st Century Weather, together with NCI and ACCCESS-NRI took part in the Global km-scale Hackathon km-Scale Hackathon | HK25 homepage.… --- ## [Experiment Proposal: Extending sensitivity tests on marine low cloud and radiation bias in BARRA-C2 (4.4km, RAL3.2)](https://forum.access-hive.org.au/t/experiment-proposal-extending-sensitivity-tests-on-marine-low-cloud-and-radiation-bias-in-barra-c2-4-4km-ral3-2/5231)
**Author:** [@qinggangg](https://forum.access-hive.org.au/u/qinggangg)\ **Replies:** 8\ **Last updated:** [16 September 2025 00:01 UTC](https://forum.access-hive.org.au/t/experiment-proposal-extending-sensitivity-tests-on-marine-low-cloud-and-radiation-bias-in-barra-c2-4-4km-ral3-2/5231 "2025-09-16T00:01:21Z")
It is an extension to the previous experiments proposed here Summary We found that reducing a key parameter Cloud Droplet Number Concentration (CDNC) can reduce model bias in low clouds and radiation for a case study p… --- ## [Experiment Proposal: Indo-Pacific pacemakers](https://forum.access-hive.org.au/t/experiment-proposal-indo-pacific-pacemakers/4227)
**Author:** [@georgyfalster](https://forum.access-hive.org.au/u/georgyfalster)\ **Replies:** 18\ **Last updated:** [5 September 2025 01:45 UTC](https://forum.access-hive.org.au/t/experiment-proposal-indo-pacific-pacemakers/4227 "2025-09-05T01:45:43Z")
Experiment title: Testing the effect of Indo-Pacific SST variability on mid-latitude droughts Summary: Using ACCESS-ESM1.5 to test the effects of increasing or decreasing SST variability in the Indian and Pacific ocea… --- ## [Set of initialised ACCESS-ESM1-5 PI ensembles to explore predictability](https://forum.access-hive.org.au/t/set-of-initialised-access-esm1-5-pi-ensembles-to-explore-predictability/4621)
**Author:** [@jemmajeffree](https://forum.access-hive.org.au/u/jemmajeffree)\ **Replies:** 7\ **Last updated:** [25 August 2025 01:54 UTC](https://forum.access-hive.org.au/t/set-of-initialised-access-esm1-5-pi-ensembles-to-explore-predictability/4621 "2025-08-25T01:54:22Z")
\*If you would use this data, let me know what variables you are interested in\* Experiment title :bell:: ACCESS-ESM1-5 PI initialised ensembles Summary :bell:: Initialise 10 ensemble members, from 10 distinct initial co… --- ## [Fixing Forcings at Present-Day Control Levels in an AMIP Suite](https://forum.access-hive.org.au/t/fixing-forcings-at-present-day-control-levels-in-an-amip-suite/4627)
**Author:** [@Hao](https://forum.access-hive.org.au/u/Hao)\ **Replies:** 1\ **Last updated:** [23 June 2025 03:52 UTC](https://forum.access-hive.org.au/t/fixing-forcings-at-present-day-control-levels-in-an-amip-suite/4627 "2025-06-23T03:52:15Z")
Hi everyone, I’m planning to run an AMIP experiment with present-day control forcings using suite u-cz934. Therefore, I need to fix the greenhouse gases, aerosols, and ozone concentrations to the levels close to recent … --- ## [Experiment Proposal: Sensitivity tests on marine low cloud and radiation bias in BARRA-C2 (4.4km, RAL3.2)](https://forum.access-hive.org.au/t/experiment-proposal-sensitivity-tests-on-marine-low-cloud-and-radiation-bias-in-barra-c2-4-4km-ral3-2/4615)
**Author:** [@qinggangg](https://forum.access-hive.org.au/u/qinggangg)\ **Replies:** 0\ **Last updated:** [14 June 2025 01:06 UTC](https://forum.access-hive.org.au/t/experiment-proposal-sensitivity-tests-on-marine-low-cloud-and-radiation-bias-in-barra-c2-4-4km-ral3-2/4615 "2025-06-14T01:06:22Z")
Using ACCESS-rAM3 to investigate the impact of model resolution and key parameters on profound marine low cloud and top of atmosphere upward shortwave radiation bias in BARRA-C2. Scientific justification: We found prof… --- ## [Applying for Machine Learning for Climate and Weather WG Resources](https://forum.access-hive.org.au/t/applying-for-machine-learning-for-climate-and-weather-wg-resources/3972)
**Author:** [@micael](https://forum.access-hive.org.au/u/micael)\ **Replies:** 0\ **Last updated:** [6 December 2024 03:28 UTC](https://forum.access-hive.org.au/t/applying-for-machine-learning-for-climate-and-weather-wg-resources/3972 "2024-12-06T03:28:09Z")
Compute and Storage Resources Introduction ACCESS-NRI allocates compute and storage resources to the Working Groups (WGs) to use to support their activities. Currently, those resources consist of computational resources… --- ## [Experiment Proposal: TRENDY v13](https://forum.access-hive.org.au/t/experiment-proposal-trendy-v13/2113)
**Author:** [@Juergen](https://forum.access-hive.org.au/u/Juergen)\ **Replies:** 0\ **Last updated:** [22 May 2024 00:58 UTC](https://forum.access-hive.org.au/t/experiment-proposal-trendy-v13/2113 "2024-05-22T00:58:55Z")
Experiment title :bell:: TRENDY v13 Summary :bell:: The plan is to contribute to the this year’s TRENDY-MIP (v13), which is part of the annual carbon budget assessment of the Global Carbon Project. It will use the CABL… --- ## [Utilising GitHub effectively for experiments and configurations](https://forum.access-hive.org.au/t/utilising-github-effectively-for-experiments-and-configurations/2027)
**Author:** [@Aidan](https://forum.access-hive.org.au/u/Aidan)\ **Replies:** 7\ **Last updated:** [9 May 2024 06:09 UTC](https://forum.access-hive.org.au/t/utilising-github-effectively-for-experiments-and-configurations/2027 "2024-05-09T06:09:43Z")
payu is the run-tool used for the access-om2, access-esm and access-om3 models. payu uses git to track changes to experiment configurations and ACCESS-NRI GitHub to distribute model configurations Typically a user … --- ## [Experiment Proposal: Simulating Ash Wednesday fire weather using AUS2200](https://forum.access-hive.org.au/t/experiment-proposal-simulating-ash-wednesday-fire-weather-using-aus2200/883)
**Author:** [@Yi\_Huang](https://forum.access-hive.org.au/u/Yi_Huang)\ **Replies:** 0\ **Last updated:** [23 June 2023 00:55 UTC](https://forum.access-hive.org.au/t/experiment-proposal-simulating-ash-wednesday-fire-weather-using-aus2200/883 "2023-06-23T00:55:32Z")
Lead Investigator: Dr Hooman Ayat The purpose of the proposed experiment is to simulate and study the Ash Wednesday fire weather in Victoria in 1983. This is part of a bigger project to investigate the key drying mechan… --- ## [Experiment Proposal: ACCESS-AM2 sea spray flux parameterisation experiment](https://forum.access-hive.org.au/t/experiment-proposal-access-am2-sea-spray-flux-parameterisation-experiment/1966)
**Author:** [@sonyafiddes](https://forum.access-hive.org.au/u/sonyafiddes)\ **Replies:** 1\ **Last updated:** [26 March 2024 00:51 UTC](https://forum.access-hive.org.au/t/experiment-proposal-access-am2-sea-spray-flux-parameterisation-experiment/1966 "2024-03-26T00:51:29Z")
ACCESS-AM2 sea spray flux parameterisation experiment : We have changed the sea spray flux parameterisation in ACCESS-AM2 to use wind gust instead of mean wind fields, in an effort in increase the aerosol number concentr… --- ## [Experiment Proposal: ACCESS-ESM1.5 in idealised worlds](https://forum.access-hive.org.au/t/experiment-proposal-access-esm1-5-in-idealised-worlds/1905)
**Author:** [@Dietmar\_Dommenget](https://forum.access-hive.org.au/u/Dietmar_Dommenget)\ **Replies:** 0\ **Last updated:** [7 March 2024 03:45 UTC](https://forum.access-hive.org.au/t/experiment-proposal-access-esm1-5-in-idealised-worlds/1905 "2024-03-07T03:45:50Z")
ACCESS-ESM1.5 in idealised worlds We will run 300yrs long simulations with the ACCESS-ESM1.5 in which the land-ocean distribution is idealised to study ENSO and tropical basin interactions. We will do several such expe… --- ## [Applying for Atmosphere WG Resources](https://forum.access-hive.org.au/t/applying-for-atmosphere-wg-resources/844)
**Author:** [@heidi](https://forum.access-hive.org.au/u/heidi)\ **Replies:** 0\ **Last updated:** [13 June 2023 01:14 UTC](https://forum.access-hive.org.au/t/applying-for-atmosphere-wg-resources/844 "2023-06-13T01:14:42Z")
Introduction ACCESS-NRI allocates compute and storage resources to the Working Groups (WGs) to use to support their activities. Currently, those resources consist of computational resources (KSUs) and storage (/g/data a… --- ## [Applying for ESM Working Group Resources](https://forum.access-hive.org.au/t/applying-for-esm-working-group-resources/799)
**Author:** [@Aidan](https://forum.access-hive.org.au/u/Aidan)\ **Replies:** 4\ **Last updated:** [6 March 2024 02:13 UTC](https://forum.access-hive.org.au/t/applying-for-esm-working-group-resources/799 "2024-03-06T02:13:05Z")
Introduction ACCESS-NRI allocates compute and storage resources to the Working Groups to use to support their activities. Currently those resources consist of computational resources (KSUs) and storage (/g/data allocati… --- ## [Experiment Proposal: Understanding the role of the atmosphere in the triple La Nina of 2020-2022](https://forum.access-hive.org.au/t/experiment-proposal-understanding-the-role-of-the-atmosphere-in-the-triple-la-nina-of-2020-2022/1015)
**Author:** [@eunpalim](https://forum.access-hive.org.au/u/eunpalim)\ **Replies:** 5\ **Last updated:** [29 February 2024 05:02 UTC](https://forum.access-hive.org.au/t/experiment-proposal-understanding-the-role-of-the-atmosphere-in-the-triple-la-nina-of-2020-2022/1015 "2024-02-29T05:02:09Z")
Experiment title: Understanding the role of atmosphere in the development and predictability of the triple La Nina of 2020-2022 Tool: ACCESS-S2 coupled forecast system Scientific justification: There have been studie… --- ## [How to switch from emissions-driven/interactive carbon cycle to a concentration-driven configuration in ACCESS-ESM1.5](https://forum.access-hive.org.au/t/how-to-switch-from-emissions-driven-interactive-carbon-cycle-to-a-concentration-driven-configuration-in-access-esm1-5/1561)
**Author:** [@tammasloughran](https://forum.access-hive.org.au/u/tammasloughran)\ **Replies:** 13\ **Last updated:** [29 February 2024 02:48 UTC](https://forum.access-hive.org.au/t/how-to-switch-from-emissions-driven-interactive-carbon-cycle-to-a-concentration-driven-configuration-in-access-esm1-5/1561 "2024-02-29T02:48:33Z")
(This user story is still incomplete. Stay tuned.) User story I wanted to run an ACCESS-ESM1.5 simulation that branched from an interactive carbon cycle simulation, but continued to run in a concentration-driven mode. I… --- ## [Applying for COSIMA Working Group Resources](https://forum.access-hive.org.au/t/applying-for-cosima-working-group-resources/1864)
**Author:** [@dougiesquire](https://forum.access-hive.org.au/u/dougiesquire)\ **Replies:** 0\ **Last updated:** [27 February 2024 02:41 UTC](https://forum.access-hive.org.au/t/applying-for-cosima-working-group-resources/1864 "2024-02-27T02:41:12Z")
Introduction ACCESS-NRI allocates compute and storage resources to the Working Groups to use to support their activities. Currently those resources consist of computational resources (KSUs) and storage (/g/data allocati… --- ## [Applying for Land Working Group Resources](https://forum.access-hive.org.au/t/applying-for-land-working-group-resources/1863)
**Author:** [@clairecarouge](https://forum.access-hive.org.au/u/clairecarouge)\ **Replies:** 0\ **Last updated:** [26 February 2024 05:39 UTC](https://forum.access-hive.org.au/t/applying-for-land-working-group-resources/1863 "2024-02-26T05:39:29Z")
Introduction ACCESS-NRI allocates compute and storage resources to the Working Groups to use to support their activities. Currently those resources consist of computational resources (KSUs) and storage (/g/data allocati… --- ## [How do I start a new perturbation experiment?](https://forum.access-hive.org.au/t/how-do-i-start-a-new-perturbation-experiment/262)
**Author:** [@Aidan](https://forum.access-hive.org.au/u/Aidan)\ **Replies:** 11\ **Last updated:** [11 October 2023 01:49 UTC](https://forum.access-hive.org.au/t/how-do-i-start-a-new-perturbation-experiment/262 "2023-10-11T01:49:05Z")
How do I start a new perturbation experiment? User story As a new user I want to be able to start a new perturbation experiment from an existing ACCESS-OM2 control run. How do I identify which control run to choose? Wh… --- ## [Projects for the working group resources - Q4 2023](https://forum.access-hive.org.au/t/projects-for-the-working-group-resources-q4-2023/1407)
**Author:** [@clairecarouge](https://forum.access-hive.org.au/u/clairecarouge)\ **Replies:** 0\ **Last updated:** [18 September 2023 07:00 UTC](https://forum.access-hive.org.au/t/projects-for-the-working-group-resources-q4-2023/1407 "2023-09-18T07:00:59Z")
The ACCESS-NRI Working Groups can access some computing and storage resources for use by the community, through the ACCESS-NRI Community Merit Allocation Scheme. In summary, this resource allocation is, in priority, to b… --- ## [Experiment Proposal: ACCESS-N48 coupled model runs in idealised ENSO epxeriments](https://forum.access-hive.org.au/t/experiment-proposal-access-n48-coupled-model-runs-in-idealised-enso-epxeriments/1072)
**Author:** [@Dietmar\_Dommenget](https://forum.access-hive.org.au/u/Dietmar_Dommenget)\ **Replies:** 3\ **Last updated:** [11 August 2023 01:40 UTC](https://forum.access-hive.org.au/t/experiment-proposal-access-n48-coupled-model-runs-in-idealised-enso-epxeriments/1072 "2023-08-11T01:40:25Z")
Dear ACCESS-NRI, I like to use about 300K CPU in this quarter to run a set of of idealised land-sea distributions to highlight the skill of the ACCESS-N48 coupled model for the study of ENSO. The plan is to do about … --- ## [Experiment Proposal: Example - Last millennium SAM variability](https://forum.access-hive.org.au/t/experiment-proposal-example-last-millennium-sam-variability/800)
**Author:** [@Aidan](https://forum.access-hive.org.au/u/Aidan)\ **Replies:** 1\ **Last updated:** [24 May 2023 06:59 UTC](https://forum.access-hive.org.au/t/experiment-proposal-example-last-millennium-sam-variability/800 "2023-05-24T06:59:00Z")
This is an example of an experiment proposal to access ESM Working Group Resources as outlined in the guidelines. Experiment title: Last millenium SAM variability Using the last millennium ACCESS-ESM1.5 PMIP4 experimen… [Next page](https://forum.access-hive.org.au/tag/experiment/67.md?match_all_tags=true&page=1&tags%5B%5D=experiment)