{"product_id":"cbssepcntao","title":"Nanosize Tantalum Oxide (Ta2O5, 30 nm, 99.99%) Precursor Powder for Solid-State Electrolyte Synthesis, 20-100 g\/bottle, CBSSEPCNTaO","description":"\u003cp\u003eNanoscale tantalum pentoxide (Ta2O5, typically featuring particle diameters between 15 nm and 50 nm) has become one of the premier aliovalent dopant precursors for optimizing Garnet-type oxide solid-state electrolytes, specifically targeting tantalum-doped lithium lanthanum zirconate (Li6.4La3Zr1.4Ta0.6O12, Ta-LLZO). Among the various stabilization dopants used for cubic garnets (such as Al^{3+}, Ga^{3+}, and Nb^{5+}), Ta^{5+} is highly favored because it provides excellent electrochemical stability against molten lithium metal anodes, effectively suppressing continuous parasitic side reactions and dendritic short-circuits. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThermodynamic and Structural Role of Ta^{5+}\u003c\/strong\u003e: Pure, undoped Li7La3Zr2O12 naturally crystallizes into a poorly conducting tetragonal phase at room temperature. To freeze the high-conductivity cubic phase (~ 10^{-3} S cm-1), the local lithium-ion sub-lattice must be intentionally disordered. Because Ta^{5+} carries a higher positive charge than Zr^{4+}, charge balance forces the expulsion of lithium ions from the framework, creating lithium vacancies: \u003c\/p\u003e\n\u003cp\u003e                                  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0774\/6591\/1526\/files\/CBSSEPCNTaO_02.png?v=1780869422\" alt=\"\" width=\"253\" height=\"42\"\u003e                                  \u003cimg\u003e     \u003c\/p\u003e\n\u003cp\u003eThis intentional reduction optimizes the lithium concentration to approximately 6.4 to 6.5 formula units (Li(7-x)La3Zr(2-x)TaxO12). This specific density thins out the lithium sub-lattice, disrupting long-range ordering and locking in the cubic garnet framework at room temperature.    \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNano-Scale Kinetic Advantage\u003c\/strong\u003e: Traditional micro-scale Al2O3 requires sintering past 1100°C to fully diffuse into the dense garnet structure. At these high temperatures, aluminum distribution is often inhomogeneous, leaving behind non-conductive, lithium-deficient secondary phases (like LaAlO3). Switching to a high-surface-area nano-precursor reduces the atomic diffusion distance quadratically, ensuring complete, molecularly uniform incorporation of Al^{3+} at lower calcination profiles (700°C to 800°C), while suppressing aggressive lithium volatilization (Li2O gas loss).\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"width: 100%; height: 367.288px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 46.8875px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 46.8875px;\"\u003e\u003cem\u003ePart Number\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 46.8875px;\"\u003e\n\u003cp\u003e\u003cspan\u003eCBSSEPCNTaO (C-BSSE-PC-NTaO)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003e\u003cem\u003eCAS\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e1314-61-0\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003e\u003cem\u003ePurity\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e\u0026gt;99.99%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003e\u003cem\u003eMolecular Weight\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e441.89 g\/mol\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003eWater Level\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e\u0026lt;0.05 wt% (battery grade)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003eD50\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e~30 nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003eMelt Point\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e1872 °C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003eDensity\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e8.2 g\/mL at 25 °C(lit.)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 30.5755%; height: 35.6px;\"\u003ePackage Grade\u003c\/td\u003e\n\u003ctd style=\"width: 69.0647%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e20 g, 50 g, and 100 g\/bottle\u003c\/span\u003e\u003c\/p\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\u003cspan\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e: Please store the nano Al2O3 powder in a dry place (glovebox is preferred).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eReferences\u003c\/strong\u003e: \u003c\/span\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/advanced.onlinelibrary.wiley.com\/doi\/abs\/10.1002\/adfm.202201498\"\u003eS. Guo, et al. Interface Engineering of a Ceramic Electrolyte by Ta2O5 Nanofilms for Ultrastable Lithium Metal Batteries, Adv. Funct. Mater., 2022, 32, 2201498\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/acsami.0c14056\"\u003eP. Badami, et al. Highly Conductive Garnet-Type Electrolytes: Access to Li6.5La3Zr1.5Ta0.5O12 Prepared by Molten Salt and Solid-State Methods, ACS Appl. Polym. Mater. ACS Appl. Mater. Interfaces 2020, 12, 43, 48580–48590\u003c\/a\u003e\u003cspan class=\"cit-pageRange\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"HZJS","offers":[{"title":"20 g","offer_id":47753182937318,"sku":"CBSSEPCNTaO20","price":79.0,"currency_code":"USD","in_stock":true},{"title":"50 g","offer_id":47753182970086,"sku":"CBSSEPCNTaO50","price":179.0,"currency_code":"USD","in_stock":true},{"title":"100 g","offer_id":47753183002854,"sku":"CBSSEPCNTaO100","price":329.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/6591\/1526\/files\/CBSSEPCNTaO_main.png?v=1780869326","url":"https:\/\/echemsupplies.com\/products\/cbssepcntao","provider":"EChem Supplies","version":"1.0","type":"link"}