{"product_id":"eyfjhm","title":"ECS-Y Flash Joule Heating (FJH) Machine (Max. 3200°C, 2\" Sample), EYFJHM","description":"\u003cp\u003eFlash Joule Heating (FJH) is a powerful synthesis technique that uses a high-voltage electrical discharge to rapidly heat conductive materials to temperatures exceeding 3,000 K (approx. 2,725°C) in less than a second. Originally popularized by the Tour Group at Rice University, this method is primarily used to convert carbon sources (like coal, plastic waste, or petroleum coke) into high-quality turbostratic graphene.\u003c\/p\u003e\n\u003cp\u003eThe key components of the flash joule heating machine are: (1) \u003cstrong\u003eCapacitor Bank\u003c\/strong\u003e: Stores a massive amount of electrical energy to be released in a quick \"flash.\" (2) \u003cstrong\u003eElectrodes\u003c\/strong\u003e: Usually made of graphite or copper, these compress the sample. (3) \u003cstrong\u003eReaction Chamber\u003c\/strong\u003e: A high-pressure quartz or ceramic tube that contains the precursor material. (4) \u003cstrong\u003eControl System\u003c\/strong\u003e: Regulates the discharge time (typically 10–500 milliseconds) and the voltage applied.\u003c\/p\u003e\n\u003cp\u003eThe main features are (1) \u003cstrong\u003eSpeed\u003c\/strong\u003e: While traditional Chemical Vapor Deposition (CVD) or furnace heating takes hours, FJH takes milliseconds. (2) \u003cstrong\u003eTurbostratic Graphene\u003c\/strong\u003e: Unlike AB-stacked graphene (which tends to clump), FJH produces \"turbostratic\" graphene. The layers are misaligned, making them much easier to peel apart (exfoliate) and disperse in composites or battery slurries. (3) \u003cstrong\u003eSustainability\u003c\/strong\u003e: It can \"upcycle\" low-value waste (tires, food waste, mixed plastics) into high-value graphene without using solvents or high-purity gases. (4) \u003cstrong\u003eMaterial Diversity\u003c\/strong\u003e: Beyond graphene, it is used to synthesize metal nanoparticles, phase-change materials, and specialized ceramics for solid-state batteries.\u003c\/p\u003e\n\u003ctable style=\"height: 201.2px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 17.9856%; height: 35.6px;\"\u003e\u003cem\u003ePart Number\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81.6547%; height: 35.6px;\"\u003e\n\u003cul\u003e\n\u003cli\u003eEYFJHM (EY-FJHM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003e\u003cem\u003ePower\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81.6547%;\"\u003e\n\u003cul\u003e\n\u003cli\u003eAC220V±10%, single phase, 50\/60Hz, 3000 W \u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 17.9856%; height: 35.6px;\"\u003e\u003cem\u003eKey Features for FJH Machine\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81.6547%; height: 35.6px;\"\u003e\n\u003cul\u003e\n\u003cli\u003eOutput Voltage: 20-400 V\u003c\/li\u003e\n\u003cli\u003eCapacitor: 50 mF (Higher capacity can be supplied upon request)\u003c\/li\u003e\n\u003cli\u003eResistance: 0.8-1.5 Ω\u003c\/li\u003e\n\u003cli\u003eMax. Heating Temperature: 3200 °C\u003c\/li\u003e\n\u003cli\u003eTemperature Measuring Range: 700-3200 °C (Infrared heat measurement)\u003c\/li\u003e\n\u003cli\u003eHeating Rate: ≤40ms\u003c\/li\u003e\n\u003cli\u003eCooling Method: Forced air cooling\u003c\/li\u003e\n\u003cli\u003eElectrode Clamp: adjustable distance\u003c\/li\u003e\n\u003cli\u003eSample Stage Material: I.D\u0026gt; 2\" (5mm) quartz tube\u003c\/li\u003e\n\u003cli\u003eSample Stage Size: ≤2*60*2mm\u003c\/li\u003e\n\u003cli\u003eTesting Sample Amount: 80 mg\u003c\/li\u003e\n\u003cli\u003eGas Flows; one pathway for gas inlet, one pathway for vacuum, and one pathway for ventilation.\u003c\/li\u003e\n\u003cli\u003eCooling Water: One inlet and one outlet. \u003c\/li\u003e\n\u003cli\u003eControl System: PLC+HMI touch screen\u003c\/li\u003e\n\u003cli\u003eData Recording: Time, Max. T, peak current, and peak voltage, speed: 1 ms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003e\u003cem\u003eCertification\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81.6547%;\"\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003eCE certified\u003c\/li\u003e\n\u003cli\u003eUL and CSA certification is available upon request at extra cost\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReferences\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/jacs.4c02864\"\u003eL Eddy, et al., Electric Field Effects in Flash Joule Heating Synthesis, J. Am. Chem. Soc. 2024, 146, 23, 16010–16019\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.nature.com\/articles\/s44359-024-00002-4\"\u003eB. Deng, et al., Flash Joule heating for synthesis, upcycling and remediation, Nature Reviews Clean Technology, 2025, 1, 32–54\u003c\/a\u003e\u003c\/p\u003e","brand":"YWKJ","offers":[{"title":"Default Title","offer_id":47572952645862,"sku":"EYFJHM","price":8888888.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/6591\/1526\/files\/EYFJHM_main.png?v=1777055598","url":"https:\/\/echemsupplies.com\/products\/eyfjhm","provider":"EChem Supplies","version":"1.0","type":"link"}