Zobrazeno 1 - 10 of 174 pro vyhledávání: '"Den Engelsen, D"'
1
Akademický článek
Reassignment of electronic transitions in the laser-activated spectrum of nanocrystalline Y2O3:Er3+
Autor: den Engelsen, D., Fern, G.R., Ireland, T.G., Silver, J.
Publikováno v: In Journal of Luminescence April 2018 196:337-346
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2
Studies on the binding of heterocyclic nitrogenous bases to protoporphyrin IX iron(II) in aqueous solution at high pH values
Autor: Silver, J, Al-Jaff, G, Wilson, MT, den Engelsen, D, Fern, GR, Ireland, TG
Copyright © The Author(s) 2022. Studies are reported on the formation of low-spin six-coordinate [Fe(PPIX)L2] complexes from iron(II) protoporphyrin where L is one of a series of nitrogenous ligands (aliphatic, aromatic or heterocyclic). The bonding
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______900::92bea370341c59cd42810345038d1a04
https://bura.brunel.ac.uk/handle/2438/24215
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3
Akademický článek
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4
Crystal structure, photoluminescence and cathodoluminescence of Sr1-xCaxAl2O4 doped with Eu2+
Autor: Yu, L, den Engelsen, D, Gorobez, J, Fern, GR, Ireland, TG, Frampton, C, Silver, J
Copyright © 2019 The Author(s). The crystal structure, photoluminescence and some cathodoluminescent spectra of Sr0.99−xCaxEu0.01Al2O4 (Eu2+) are described. Five different phases have been found: three different monoclinic phases, one hexagonal an
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::07d7adcdd23143fbf744c0afb2a6a520
https://bura.brunel.ac.uk/handle/2438/17932
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5
On the Photo- and Cathodoluminescence of LaB3O6:Gd, Bi, Y3Al5O12:Pr, Y3Al5O12:Gd, Lu3Al5O12: Pr, and Lu3Al5O12: Gd
Autor: Laube, M, den Engelsen, D, Jansen, T, Fern, G, Harris, P, Ireland, T, Silver, J, Juestel, T
Copyright © The Author(s) 2018. Y3Al5O12 (YAG) and Lu3Al5O12 (LuAG) doped with rare earth elements are widely used as scintillators, solid state lasers, and phosphors in white light emitting diodes (LEDs). Additionally, (Gd,La)B3O6:Bi has found appl
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::2fc1327a7c22e2a5c8f687612f856991
https://bura.brunel.ac.uk/handle/2438/17566
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6
Cathodoluminescence of Y2O3:Ln3+ (Ln ¼ Tb, Er and Tm) and Y2O3:Bi3+ nanocrystalline particles at 200 keV
Autor: den Engelsen, D, Fern, GR, Ireland, TG, Silver, J
Copyright © 2018 The Author(s). The cathodoluminescence (CL) spectra of nanocrystalline Y2O3:Tb3+ (0.3%), Y2O3:Er3+ (1%), Y2O3:Tm3+ (2%) and Y2O3:Bi3+ (1%) were recorded in a transmission electron microscope at 200 keV, low current density and vario
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______900::606160b1c5be4769219ddfe2620de06c
https://bura.brunel.ac.uk/handle/2438/15666
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7
Ultrathin Y2O3:Eu3+nanodiscs: spectroscopic investigations and evidence for reduced concentration quenching
Autor: Den Engelsen, D, Fern, GR, Ireland, TG, Hudry, D, Abeykoon, AMM, Nykypanchuk, D, Dickerson, JH, Silver, J
Publikováno v: Nanotechnology, 29 (45), 455703
© Copyright 2018 The Author(s). Here, we report the synthesis and spectral properties of ultrathin nanodiscs (NDs) of Y2O3:Eu3+. It was found that the NDs of Y2O3:Eu3+ with a thickness of about 1nm can be fabricated in a reproducible, facile and sel
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::addc9148b8bcae6c0233042535f93282
https://publikationen.bibliothek.kit.edu/1000085947
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8
Reassignment of electronic transitions in the laser-activated spectrum of nanocrystalline Y2O3:Er3+
Autor: den Engelsen, D, Fern, GR, Ireland, TG, Silver, J
Copyright© 2017 The Authors. The laser-activated spectra of nanocrystalline Y2O3:Er3+ recorded at various temperatures and two excitation energies are described and analysed herein. Based on recently published modified values of the C2-type Stark sp
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______900::23b8cb5ef83ad19132b6f171775f982c
https://bura.brunel.ac.uk/handle/2438/16109
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9
Structure and luminescence analyses of simultaneously synthesised (Lu1-xGdx)2O2S:Tb(3+) and (Lu1-xGdx)2O3:Tb(3+)
Autor: Pasberg, N, den Engelsen, D, Fern, GR, Harris, PG, Ireland, TG, Silver, J
Copyright © 2017 The Author(s). Herein we describe the synthesis and luminescence of nanosized (Lu1−y–xGdx)2O2S:Tby and (Lu1−y–xGdx)2O3:Tby phosphors with y = 0.1 mol% Tb3+ and y = 2 mol% Tb3+ and x ranging between 0 and 1. The concentration
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______900::a6883bb31596e60e1e483159ad03f003
https://bura.brunel.ac.uk/handle/2438/14911
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10
New Developments in Cathodoluminescence Spectroscopy for the Study of Luminescent Materials
Autor: den Engelsen, D, Fern, GR, Harris, PG, Ireland, TG, Silver, J
Publikováno v: Materials, Vol 10, Iss 3, p 312 (2017)
Materials
Copyright © 2017 by the authors. Herein, we describe three advanced techniques for cathodoluminescence (CL) spectroscopy that have recently been developed in our laboratories. The first is a new method to accurately determine the CL-efficiency of th
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid_dedup__::5024163906234e71af18ebe74be8973a
http://www.mdpi.com/1996-1944/10/3/312
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