The thermal conductivity of NH 3 + LiNO 3 and NH 3 + LiNO 3 + H 2 O mixtures with an ammonia mass fraction between 0.3 and 0.6 was measured at temperatures from 303.15 K to 353.15 K at 1.5 MPa, using a relative transient hot wire apparatus. The measured NH3 + LiNO3 thermal conductivity was compared with the literature, showing significant differences. Measured pH range of 8.0 M Lithium nitrate: 6.6 - 8.4 at 25°C Measured Conductivity Range: 139.2 - 152.1 mS/cm at 25°C Measured Refractive Index Range: 1.39352 - 1.39391 at 20°C. https://doi.org/10.1016/j.ijrefrig.2013.08.010. H.W.S., C.S.H and H.S.L contributed equally to this work. Lithium is an ideal anode for batteries because it is the lightest metal (6.94 g mol –1), which leads to a high capacity of 3861 mAh g –1, and it has the lowest electrochemical potential (−3.04 vs. SHE).Hence, lithium is used as an anode in high-energy sulfur- and oxygen-based batteries to maximize the system's performance. Thermal conductivity of NH3 + LiNO3 and NH3 + LiNO3 + H2O has been measured. Manganous … The results of the Uncertainty in the measurements was estimated to be less than 0.025 W m−1 K−1. Enhanced thermal performance of lithium nitrate phase change material by porous copper oxide nanowires integrated on folded meshes for high temperature heat storage. Lithium nitride, Li 3 N, has been investigated as an efficient alternative. By continuing you agree to the use of cookies. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. The molecular electric conductivity of lithium nitrate between 272 and 440.6 C. is given by the formula μ t = 41.14 – 0.238(t – 300). The apparatus and method were validated by comparing the measured values of the thermal conductivity of pure water, toluene, dimethyl phthalate, ethylene glycol and water + lithium nitrate with published values. Specifically, porous copper oxide nanowires vertically aligned on the folded copper meshes with desired shapes are synthesized by carrying out chemical solution growth and subsequent heat treatment. ’Because ionic conduction in these materials relies on lithium hopping from occupied sites to unoccupied sites, an increase in the number of vacancies results in increased lithium ion conductivity,’ said Gregory. Lithium iodide LiI — 133 Finally, the experimental data was fitted with a comprehensive model based on the local composition concept. Ammonium Nitrate 5 59 59000 10 112000 30 284000 50 363000 Ammonium Sulfate 5 59 55200 10 101000 20 178000 30 229000 31 232000 Aniline 77 .024* Animal Fat 158 .0000007* Anthracene 446 .0003* Arsenic Tribromide 95 1.5** Arsenic Trichloride 77 1.2** Asphalt Emulsion 86 9000 Barium Chloride 5 64.4 … Lanthanum nitrate La(NO3)3 97,000/28% 324.93 8 39. Porous CuO nanowires on the folded Cu meshes were utilized as scaffolds. Hydrogen doping increases conductivity, whilst doping with metal ions (Al, Cu, Mg) reduces it. Its eutectics are of interest for heat transfer fluids. Thermal conductivity of ammonia + lithium nitrate and ammonia + lithium nitrate + water solutions over a wide range of concentrations and temperatures. Then, lithium nitrate is infiltrated in the network of the thermal conductive fillers under vacuum conditions. Lithium hydroxide LiOH 380,000/11% 23.95 13 42. The thermal conductivity of NH3 + LiNO3 and NH3 + LiNO3 + H2O mixtures with an ammonia mass fraction between 0.3 and 0.6 was measured at temperatures from 303.15 K to 353.15 K at 1.5 MPa, using a relative transient hot wire apparatus. Lithium hydroxide LiOH 380,000/11% 23.95 13 42. Lead Nitrate 5 15 59 19100 48500 Lithium Carbonate 0.2 18 64.4 3430 8700 Lithium Chloride 2.5 18 64.4 41000 104100 Lithium Hrydoxide 1.25 18 64.4 78100 198400 Lithium Iodide 5 18 64.4 29600 75200 Lithium Sulfate 5 15 59 Lithium sulfate Li2SO4 83,000/18% 109.95 7 44. However, low thermal conductivity and corrosive property of lithium nitrate needs to be improved for wide applications. Moreover, the porous copper oxide nanowires exhibit excellent anti-corrosive properties to lithium nitrate for stable operation under repeated phase change processes. Measured thermal conductivities of NH3 + LiNO3 mixtures were compared with literature. Thermal conductivity of ammonia + lithium nitrate and ammonia + lithium nitrate + water solutions over a wide range of concentrations and temperatures, La conductivité thermique de solutions d'ammoniac/nitrate de lithium et d'ammoniac/nitrate de lithium/eau à une large gamme de concentrations et de températures, Méthode du fil chaud en régime transitoire. We use cookies to help provide and enhance our service and tailor content and ads. As a result, the fabricated phase change composites with 7 vol% of filling materials exhibit the 6.7 times higher thermal conductivities than pure lithium nitrate, showing the excellent thermal transport by the fillers in the composite. Magnesium chloride MgCl2 160,000/18% 95.23 11 45. High thermal conductive lithium nitrate phase change composite was fabricated. It is the lithium salt of nitric acid (an alkali metal nitrate). Lithium chloride LiCl 190,000/21% 42.40 11 41. Lithium nitrate resembles the chloride in the non-formation of isomorphous mixed crystals with the corresponding sodium salt. We use cookies to help provide and enhance our service and tailor content and ads. The substitution of a lithium ion in this layer has the secondary effect of removing lithium from the lithium-nitrogen layer, creating a lithium vacancy. Lithium nitrate is an inorganic compound with the formula LiNO3. © 2019 Elsevier B.V. All rights reserved.

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