{"help":"Return the metadata of a dataset (package) and its resources. :param id: the id or name of the dataset :type id: string","success":true,"result":[{"id":"264d0adb-901a-45cf-920b-2f4b9dd769bf","name":"analyzing-atomic-oxygen-product-evolution-micro-cavity-plasma-arrays-combination-multi-pmt","title":"Analyzing atomic oxygen product evolution in micro cavity plasma arrays by a combination of a multi-PMT OES setup and a 0D chemical model","author_email":"judith.golda@rub.de","maintainer":"Research Data Repository","maintainer_email":"achim.vonkeudell@rub.de","license_title":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/","notes":"\u003Cp\u003EDielectric barrier discharges (DBDs) are widely used in applications such as ozone generation\u003Cbr \/\u003E\nand volatile organic compound treatment, where performance can be enhanced through catalyst\u003Cbr \/\u003E\nintegration. A fundamental understanding of reactive species generation is essential for\u003Cbr \/\u003E\nadvancing these technologies. However, temporally resolving reactive species production\u003Cbr \/\u003E\nespecially during the initial discharges remains a challenge, despite its importance for\u003Cbr \/\u003E\ncontrolling production rates and energy efficiency. This study examines atomic oxygen\u003Cbr \/\u003E\nproduction as a model system for reactive species production in a micro-cavity plasma array, a\u003Cbr \/\u003E\ncustom surface DBD confined to micrometer-sized cavities. Optical emission spectroscopy was\u003Cbr \/\u003E\nemployed to investigate plasma-chemical processes in helium with 0.1%\u20130.25% molecular\u003Cbr \/\u003E\noxygen admixture at atmospheric pressure. The discharge, powered by a 15 kHz, 600 V\u003Cbr \/\u003E\namplitude triangular voltage, achieved near-complete oxygen dissociation (up to 100%), as\u003Cbr \/\u003E\ndetermined via helium state-enhanced actinometry. A novel multi-photomultiplier system\u003Cbr \/\u003E\nenabled precise temporal tracking of atomic oxygen density and dissociation dynamics. To\u003Cbr \/\u003E\nensure measurement accuracy, a basic 0D chemical model was developed, reinforcing the\u003Cbr \/\u003E\nreliability of the experimental results.\u003C\/p\u003E\n","url":"https:\/\/rdpcidat.rub.de\/dataset\/analyzing-atomic-oxygen-product-evolution-micro-cavity-plasma-arrays-combination-multi-pmt","state":"Active","log_message":"Update to resource Figure_6","private":true,"revision_timestamp":"Sat, 07\/26\/2025 - 18:11","metadata_created":"Fri, 07\/18\/2025 - 14:50","metadata_modified":"Sat, 07\/26\/2025 - 18:11","creator_user_id":"6c1e1ea8-664d-46f3-9669-db1ec7d49113","type":"Dataset","resources":[{"id":"0e8d79d3-3e71-4376-8fe3-ebe8000d7f76","revision_id":"","url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/figure2_PMTs.txt","description":"\u003Cp\u003EPMT signals at 600V applied voltage amplitude (2slm He, 1sccm Ar, 2sccm O2) + deviation\u003Cbr \/\u003E\n of the He706 signal from the reference signal of the last excitation cycle (n=20).\u003C\/p\u003E\n","format":".txt","state":"Active","revision_timestamp":"Sat, 07\/26\/2025 - 18:10","name":"Figure_2","mimetype":"text\/plain","size":"44.78 MB","created":"Fri, 07\/18\/2025 - 16:12","resource_group_id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","last_modified":"Date changed  Sat, 07\/26\/2025 - 18:10"},{"id":"14cd813e-e0ed-4d6f-9a72-51b380a61a3b","revision_id":"","url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/figure3_temperature.txt","description":"\u003Cp\u003ETemporal evolution of the rotational temperature in the DPP and IPP with a 1 \u00b5s time resolution at 600 V applied voltage amplitude and 2slm He.\u003C\/p\u003E\n","format":"txt","state":"Active","revision_timestamp":"Sat, 07\/26\/2025 - 18:10","name":"Figure 3","mimetype":"text\/plain","size":"1.01 KB","created":"Fri, 07\/18\/2025 - 16:13","resource_group_id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","last_modified":"Date changed  Sat, 07\/26\/2025 - 18:10"},{"id":"35800002-53a0-45b4-935e-32e7abd4076f","revision_id":"","url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/figure4_2sccm_O2.txt","description":"\u003Cp\u003EResults of the SEA evaluation with the associated He706-PMT signal and the applied voltage with an amplitude of 600 V. Conditions: 2slm He, 1sccm Ar, 2sccm O2.\u003C\/p\u003E\n","format":"txt","state":"Active","revision_timestamp":"Sat, 07\/26\/2025 - 18:11","name":"Figure_4","mimetype":"text\/plain","size":"33.3 MB","created":"Fri, 07\/18\/2025 - 16:15","resource_group_id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","last_modified":"Date changed  Sat, 07\/26\/2025 - 18:11"},{"id":"61194b19-9f0c-4225-896f-57f1f3733132","revision_id":"","url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/figure6_5sccm_O2.txt","description":"\u003Cp\u003EResults of the SEA evaluation with the associated He706-PMT signal and the applied voltage with an amplitude of 600 V. Conditions: 2slm He, 1sccm Ar, 5sccm O2.\u003C\/p\u003E\n","format":"txt","state":"Active","revision_timestamp":"Sat, 07\/26\/2025 - 18:11","name":"Figure_6","mimetype":"text\/plain","size":"33.22 MB","created":"Fri, 07\/18\/2025 - 16:15","resource_group_id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","last_modified":"Date changed  Sat, 07\/26\/2025 - 18:11"},{"id":"4af3ccde-0dca-4a44-bcc7-1a3a9792e1b1","revision_id":"","url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/figure7_model_densities.txt","description":"\u003Cp\u003EAbsolute oxygen densities, as determined by the chemical model, for an O2 admixture of 0.25%. The assumed constant electron density during the plasma on-time is ne = 3.2 \u00b7 10^(13) cm\u22123.\u003C\/p\u003E\n","format":"txt","state":"Active","revision_timestamp":"Sat, 07\/26\/2025 - 18:11","name":"Figure_7","mimetype":"text\/plain","size":"415 KB","created":"Fri, 07\/18\/2025 - 16:18","resource_group_id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","last_modified":"Date changed  Sat, 07\/26\/2025 - 18:11"},{"id":"12e44b5b-6620-49f7-8634-7b18f83532eb","revision_id":"","url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/figure8_comparison.txt","description":"\u003Cp\u003EComparison in dissociation degree between the chemical model and the SEA measurement for an admixture of 0.25% of O2.\u003C\/p\u003E\n","format":"txt","state":"Active","revision_timestamp":"Sat, 07\/26\/2025 - 18:11","name":"Figure_8","mimetype":"text\/plain","size":"14.96 MB","created":"Fri, 07\/18\/2025 - 16:20","resource_group_id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","last_modified":"Date changed  Sat, 07\/26\/2025 - 18:11"}],"tags":[{"id":"23fee867-bed4-469b-ba12-766621690038","vocabulary_id":"2","name":"A6"},{"id":"c8a9530d-e291-4b30-859f-93dfdccf8747","vocabulary_id":"2","name":"atmospheric pressure plasmas"},{"id":"d44bdd04-45e4-4f86-b721-740db562822b","vocabulary_id":"2","name":"micro cavity plasma array"},{"id":"097ab695-fe9a-4a01-83cc-fed3336dc0f8","vocabulary_id":"2","name":"optical emission spectroscopy"},{"id":"4276d194-4030-4935-9638-fcccccf3f318","vocabulary_id":"2","name":"actinomety"},{"id":"4573ac2f-5122-470d-9d55-2b443aff0a43","vocabulary_id":"2","name":"absolute atomic oxygen densities"}],"groups":[{"description":"\u003Cp\u003EThe research will focus on the fundamentals of non-equilibrium plasmas and their interaction with the surrounding media such as solids or liquids using spectroscopic techniques.\u003C\/p\u003E\n","id":"ee65a14f-0fc2-40e9-a4ba-e85030fe5102","image_display_url":"https:\/\/rdpcidat.rub.de\/sites\/default\/files\/logorub_weiss_0.gif","title":"PIP","name":"group\/pip"}]}]}