{"product_id":"advanced-gde-flow-cell","title":"Advanced GDE Flow Cell","description":"\u003ch2 id=\"product-oneliner\"\u003eCompact Advanced Flow Cell with High Current Density\u003c\/h2\u003e\n\u003cp class=\"text-center\"\u003eReduce the ionic path length and lower ohmic resistance with a narrower channel\u003c\/p\u003e\n\u003chr\u003e\n\u003cp class=\"text-center\"\u003e\u003ca href=\"#specifications\"\u003eSpecifications\u003c\/a\u003e | \u003ca href=\"#included\"\u003eIn the Box\u003c\/a\u003e | \u003ca href=\"#gallery\"\u003eGallery\u003c\/a\u003e | \u003ca href=\"#literature\"\u003eLiterature\u003c\/a\u003e | \u003ca href=\"#related-products\"\u003eRelated Products\u003c\/a\u003e | \u003ca href=\"#technical-support\"\u003eTechnical Support\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eA highly specialized electrochemical device that creates a dynamic three-phase boundary, where gas reactant, liquid electrolyte, and solid catalyst meet and react at the interface of a porous, gas-permeable working electrode. GDE cells overcome the limitations of gas solubility in liquid electrolytes by feeding gaseous reactants directly to the catalyst surface, substantially increasing reaction efficiency and achievable current density.\u003c\/p\u003e\n\u003cp\u003eThe advanced cell has a narrower membrane channel between the cathode and anode chambers compared to our standard cell. This reduces the ionic path length through the catholyte, lowering ohmic resistance and supporting operational current densities above 200–400 mA\/cm\u003csup\u003e2\u003c\/sup\u003e.A continuously circulating liquid electrolyte chamber removes reaction products in real time and suppresses competing hydrogen evolution.\u003c\/p\u003e\n\u003cp\u003eThe advanced GDE flow cell can be used for a wide range of standard experiments, including CO2RR, NRR and ORR. Additionally, it is particularly useful if you are scaling your experiments towards industrially relevant current densities.\u003c\/p\u003e\n\u003cdiv class=\"row display-flex\"\u003e\n\u003cdiv class=\"col-xs-12 col-sm-3 text-center margin-top\"\u003e\n\u003cimg src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/flow-icon.svg\" height=\"50\" width=\"50\" loading=\"lazy\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eAqueous Flow Cells\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eContinuous liquid products removal\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-xs-12 col-sm-3 text-center margin-top\"\u003e\n\u003cimg src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/large-tick-icon.svg\" height=\"50\" width=\"50\" loading=\"lazy\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eIndustrial Current Densities\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eOperational current densities above 200-400 mA\/cm\u003csup\u003e2\u003c\/sup\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-xs-12 col-sm-3 text-center margin-top\"\u003e\n\u003cimg src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/separate-electrodes-icon.svg\" height=\"50\" width=\"50\" loading=\"lazy\"\u003e\u003cbr\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eThree-phase Boundary Design\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003ePreventing mass-transport limitations\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-xs-12 col-sm-3 text-center margin-top\"\u003e\n\u003cimg loading=\"lazy\" width=\"50\" height=\"50\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/customer-support-icon.svg\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eExpert Support\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eFrom in-house scientists \u0026amp; our\u003cbr\u003ecustomer care team\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 id=\"specifications\"\u003eSpecifications\u003c\/h2\u003e\n\u003chr\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eCathode\/Anode Chamber Material\u003c\/th\u003e\n\u003ctd\u003eTitanium, TA2 (with serpent flow fields)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eCatholyte Chamber Material\u003c\/th\u003e\n\u003ctd\u003ePEEK (1 cm x 1 cm window, 2 mm depth)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eGDE Working Area\u003c\/th\u003e\n\u003ctd\u003eS-shaped, 1 cm x 1 cm, 1.5 mm width and depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eSpacing Between Cathode and Anode Chambers\u003c\/th\u003e\n\u003ctd\u003e\u0026lt; 2.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eReference Electrode\u003c\/th\u003e\n\u003ctd\u003eAg\/AgCl (⌀ 4mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGaskets\u003c\/th\u003e\n\u003ctd\u003eFKM and PTFE (52 mm x 52 mm, see thickness and window sizes below)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eFKM Gasket Thickness (15 mm x 15 mm window)\u003c\/th\u003e\n\u003ctd\u003e0.2 mm, 0.3 mm, 0.8 mm, 1.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003eFKM Gasket Thickness (10 mm x 10 mm window)\u003c\/th\u003e\n\u003ctd\u003e0.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth width=\"38.2%\"\u003ePTFE Gasket Thickness (15 mm x 15 mm window)\u003c\/th\u003e\n\u003ctd\u003e0.2 mm, 0.25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cfigure\u003e\u003cimg width=\"848.328\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-dimensions.svg?\u0026amp;width=848\" loading=\"lazy\" height=\"565.406\" alt=\"Advanced Gas diffusion electrode (GDE) electrolytic cell Dimension Diagram\"\u003e\n\u003cfigcaption\u003eAdvanced gas diffusion electrode cell dimensions\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cp\u003eNote: The flow cell can also be used as a zero-gap MEA electrolyzer once the flow field is removed.\u003c\/p\u003e\n\u003ch2\u003eWhat is a Gas Diffusion Electrode?\u003c\/h2\u003e\n\u003chr\u003e\n\u003cp\u003eThe GDE itself is built from three functional layers that together support a stable solid-liquid-gas three-phase boundary:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe porous gas diffusion layer, typically carbon paper, carbon cloth, or metal mesh, acts as the mechanical and electrical backbone of the electrode and lets reactant gas through while keeping liquid electrolyte out.\u003c\/li\u003e\n\u003cli\u003eA thin microporous layer, typically made from carbon black nanoparticles mixed with a hydrophobic polymer such as PTFE, prevents the liquid electrolyte from flooding the gas pores.\u003c\/li\u003e\n\u003cli\u003eThe catalyst layer, a dispersed layer of catalyst nanoparticles with an ionomer or binder microporous layer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOur Standard GDE flow cell can accommodate many suitable GDEs, with a working area of 1 cm x 1 cm.\u003c\/p\u003e\n\u003ch2 id=\"included\"\u003eIn the Box*\u003c\/h2\u003e\n\u003chr\u003e\n\u003cfigure class=\"float-right\"\u003e\u003cimg width=\"600\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/gas-diffusion-electrode-electrolytic-cell-expanded-diagram.svg?V\u0026amp;width=600\" loading=\"lazy\" alt=\"Advanced Gas diffusion electrode (GDE) electrolytic cell assembly Diagram\"\u003e\n\u003cfigcaption\u003eAdvanced gas diffusion electrode cell assembly\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cul\u003e\n\u003cli\u003eTitanium cathode\/anode chambers\u003c\/li\u003e\n\u003cli\u003ePEEK chamber\u003c\/li\u003e\n\u003cli\u003eGaskets (PTFE \u0026amp; FKM)\u003c\/li\u003e\n\u003cli\u003ePTFE tube\u003c\/li\u003e\n\u003cli\u003eTube cutter\u003c\/li\u003e\n\u003cli\u003eContact collector leads\u003c\/li\u003e\n\u003cli\u003eCopper tape\u003c\/li\u003e\n\u003cli\u003ePTFE Gas \u0026amp; electrode stoppers\u003c\/li\u003e\n\u003cli\u003eGas \u0026amp; electrode secure screws\u003c\/li\u003e\n\u003cli\u003eAssorted O-rings\u003c\/li\u003e\n\u003cli\u003eScrews \u0026amp; washers\u003c\/li\u003e\n\u003cli\u003eGas locks\u003c\/li\u003e\n\u003cli\u003ePTFE tape\u003c\/li\u003e\n\u003cli\u003eAg\/AgCl (⌀4 mm) reference electrode\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"text-muted\"\u003e*GDE and membranes are not included in the original package and need to be purchased separately.\u003c\/p\u003e\n\u003cp style=\"padding-bottom: 30px;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 id=\"gallery\"\u003eProduct Gallery\u003c\/h2\u003e\n\u003chr\u003e\n\u003cdiv class=\"carousel-container carousel-gallery\"\u003e\n\u003cdiv class=\"carousel-track ease-in-out-transition\"\u003e\n\u003ca class=\"carousel-item\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/gde-advanced-flow-cell-setup.jpg?Vwidth=1620\" title=\"GDE Advanced Flow Cell\"\u003e \u003cimg alt=\"GDE Advanced Flow Cell\" height=\"280\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/gde-advanced-flow-cell-setup.jpg?Vwidth=420\u0026amp;height=280\u0026amp;crop=center\" width=\"420\"\u003e \u003c\/a\u003e \u003ca class=\"carousel-item\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-assembly.jpg?width=1620\" title=\"Advanced GDE Flow Cell\"\u003e \u003cimg alt=\"Advanced GDE Flow Cell\" height=\"280\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-assembly.jpg?width=420\u0026amp;height=280\u0026amp;crop=center\" width=\"420\"\u003e \u003c\/a\u003e \u003ca class=\"carousel-item\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-setup.jpg?Vwidth=1620\" title=\"Gas Diffusion Electrode Flow Cell\"\u003e \u003cimg alt=\"Gas Diffusion Electrode Flow Cell\" height=\"280\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-setup.jpg?Vwidth=420\u0026amp;height=280\u0026amp;crop=center\" width=\"420\"\u003e \u003c\/a\u003e \u003ca class=\"carousel-item\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-chamber.jpg?Vwidth=1620\" title=\"GDE Advanced Flow Cell Chamber\"\u003e \u003cimg alt=\"GDE Advanced Flow Cell Chamber\" height=\"280\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/advanced-gde-flow-cell-chamber.jpg?Vwidth=420\u0026amp;height=280\u0026amp;crop=center\" width=\"420\"\u003e \u003c\/a\u003e\n\u003c\/div\u003e\n\u003ca class=\"carousel-left-control\" role=\"button\"\u003e \u003csvg class=\"icon icon-chevron-left\"\u003e\u003cuse href=\"#icon-chevron-left\"\u003e\u003c\/use\u003e\u003c\/svg\u003e \u003cspan class=\"sr-only\"\u003ePrevious\u003c\/span\u003e \u003c\/a\u003e \u003ca class=\"carousel-right-control\" role=\"button\"\u003e \u003csvg class=\"icon icon-chevron-right\"\u003e\u003cuse href=\"#icon-chevron-right\"\u003e\u003c\/use\u003e\u003c\/svg\u003e \u003cspan class=\"sr-only\"\u003eNext\u003c\/span\u003e \u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch2 id=\"literature\"\u003eLiterature\u003c\/h2\u003e\n\u003chr\u003e\n\u003col\u003e\n\u003cli\u003eY. Wu et al. (2024), \u003cem\u003eInsights into electrolyte flooding in flexible gas diffusion electrodes for CO2 electrolysis: from mechanisms to effective mitigation strategies,\u003c\/em\u003e J. Mater. Chem. A, 12, 14206-14228; DOI: 10.1039\/D4TA01994F.\u003c\/li\u003e\n\u003cli\u003eT. Silva et al. (2025),\u003cem\u003e Boosting New Electrochemical Reactor Designs to Improve the Performance in H2O2 Production Using Gas Diffusion Electrodes,\u003c\/em\u003e ACS Sustainable Chem. Eng., 13 (8), 3172–3182; DOI: 10.1021\/acssuschemeng.4c08826.\u003c\/li\u003e\n\u003cli\u003eG. Chen et al. (2025), \u003cem\u003eEngineering Flow-Through Hollow Fiber Gas-Diffusion Electrodes for Unlocking High-Rate Gas-Phase Electrochemical Conversion, \u003c\/em\u003eAdv. Mater., 37 (28), 2420391; DOI: 10.1002\/adma.202420391..\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"expandable\" id=\"literature-and-reviews\"\u003e\n\u003col start=\"4\"\u003e\n\u003cli\u003eZ. Chen et al. (2025), \u003cem\u003eElectrochemical Cell Designs for Efficient Carbon Dioxide Reduction and Water Electrolysis: Status and Perspectives\u003c\/em\u003e, Adv. Mater., 37 (33), 2505287, DOI: 10.1002\/adma.202505287.\u003c\/li\u003e\n\u003cli\u003eA. Soni et al. (2026), \u003cem\u003eAccelerated optimization of gas diffusion electrodes for CO2 electrolyzers, \u003c\/em\u003eMatter, 9 (2), 102519; DOI: 10.1016\/j.matt.2025.102519.\u003c\/li\u003e\n\u003cli\u003eH. Choi et al. (2025), \u003cem\u003eBoron and Nitrogen Bridged Mn Single-Atom Catalyst for Highly Efficient Nitrogen Electroreduction to Ammonia, \u003c\/em\u003eSmall, 21 (47), e07387; DOI: 10.1002\/smll.202507387.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbutton class=\"anchor expand-link\" type=\"button\"\u003eView Literature and Reviews\u003c\/button\u003e\u003c\/p\u003e\n\u003ch2 id=\"related-products\"\u003eRelated Products\u003c\/h2\u003e\n\u003chr\u003e\n\u003cp\u003e[[collection handle=\"flow-cells\" limit=\"5\"]]\u003c\/p\u003e\n\u003cdiv class=\"collection-container\"\u003e\n\u003cdiv class=\"collection-tile\"\u003e\u003ca href=\"\/collections\/flow-cells\"\u003e\n\u003cdiv class=\"collection-button background-ossila-blue\"\u003e\n\u003cimg alt=\"GDE Flow Cell Collection\" height=\"109\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/gde-flow-cell-collection-design.png?width=150\" width=\"150\"\u003e\n\u003cp\u003e\u003cstrong\u003eGDE Flow Cells\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"collection-tile\"\u003e\u003ca href=\"\/collections\/mea-electrolyzer\"\u003e\n\u003cdiv class=\"collection-button background-ossila-blue\"\u003e\n\u003cimg alt=\"MEA Electrolyzers\" height=\"109\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/membrane-electrode-assembly-collection-design.png?width=150\" width=\"150\"\u003e\n\u003cp\u003e\u003cstrong\u003eMEA Electrolyzers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"collection-tile\"\u003e\u003ca href=\"\/collections\/spectroelectrochemical-cells\"\u003e\n\u003cdiv class=\"collection-button background-ossila-blue\"\u003e\n\u003cimg alt=\"Spectroelectrochemical Cells Collection\" height=\"109\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/spectroelectrochemical-collection-design.png?width=150\" width=\"150\"\u003e\n\u003cp\u003e\u003cstrong\u003eSpectro-\u003cbr\u003eelectrochemical Cells\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Ossila","offers":[{"title":"1 cm x 1 cm","offer_id":51806396317912,"sku":"C2052C1","price":4335.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/0287\/files\/advanced-gde-flow-cell-product-photo.jpg?v=1784624292","url":"https:\/\/www.ossila.com\/products\/advanced-gde-flow-cell","provider":"Ossila","version":"1.0","type":"link"}