The hexagonal nanomaterial shows a substantial quantum cutting efficiency (154%) whilst in the cubic material, the effect is negligible (107%). To the best of our knowledge, this kind of spontaneous phase transition is not yet reported. In the case of methylimidazolium bromides with longer pendant alkyl chains such as butyl (C 4), octyl (C 8) or decyl (C 10), extremely small nanoparticles of the cubic polymorph form, which then convert even at room temperature (RT) to the thermodynamically favored hexagonal modification. Harisingh Gour University Figures (18) Abstract and Figures Energy-saving and environmentally benign lighting (devoid of Hg) is the need of the hour. When using Br, hexagonal NaGdF 4 nanoparticles are obtained. Selective tuning of the shape, morphology and, most importantly, the crystal phase of the host lattice is achieved by changing the alkyl side length, the H-bonding capabilities and the concentration of 1-alkyl-3-methylimidazolium bromide ILs, Br. The easy yet highly phase selective green synthesis of the materials promises large scale industrial application in environmentally benign energy efficient lighting.Oxygen-free Eu 3+-doped NaGdF 4 nanocrystals with high quantum cutting efficiency are accessible at low temperatures (room temperature to 80 ☌) using task-specific ionic liquids (ILs) as structure directing agents and only water as solvent. He hates Ian and Anthony, as well as their videos and calls them either 'FAKE' or 'GAY'. The hexagonal nanomaterial shows a substantial quantum cutting efficiency (154%) whilst in the cubic material, the effect is negligible (107%). Hugh Jasshol, also known as the Internet Troll, is a recurring villain in the Smosh series. Eu-Doped BaF 2 Nanoparticles for Bioimaging Applications. In the case of methylimidazolium bromides with longer pendant alkyl chains such as butyl (C 4), octyl (C 8) or decyl (C 10), extremely small nanoparticles of the cubic polymorph form, which then convert even at room temperature (RT) to the thermodynamically favored hexagonal modification. Rahul Kumar Sharma, Sandeep Nigam, Yogendra Nath Chouryal, Shubham Nema, Siba Prasad Bera, Yogesh Bhargava, Pushpal Ghosh. When using Br, hexagonal NaGdF 4 nanoparticles are obtained. Harisingh Gour Central University, India Robert Iafe - California State University San Marcos, USA Sonja Jost - DexLeChem GmbH, Germany Sergio N. In the case of methylimidazolium bromides with longer pendant alkyl chains such as butyl (C4), octyl (C8) or decyl (C10), extremely small nanoparticles of the cubic polymorph form, which then convert even at room temperature (RT) to the thermodynamically favored hexagonal modification. When using Br, hexagonal NaGdF4 nanoparticles are obtained. Understanding the influence of nanoenvironment on luminescence of rare-earth ions. Oxygen-free Eu(3+)-doped NaGdF4 nanocrystals with high quantum cutting efficiency are accessible at low temperatures (room temperature to 80 ☌) using task-specific ionic liquids (ILs) as structure directing agents and only water as solvent. Pushpal Ghosh & Amitava Patra Rights and permissions Reprints and Permissions About this article Cite this article Ghosh, P., Patra, A.
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