Relative and absolute determination of fluorescence quantum yields of transparent samples C Würth, M Grabolle, J Pauli, M Spieles, U Resch-Genger Nature protocols 8 (8), 1535-1550, 2013 | 1325 | 2013 |
NaYF4:Yb,Er/NaYF4 Core/Shell Nanocrystals with High Upconversion Luminescence Quantum Yield C Homann, L Krukewitt, F Frenzel, B Grauel, C Würth, U Resch‐Genger, ... Angewandte Chemie International Edition 57 (28), 8765-8769, 2018 | 373 | 2018 |
Quenching of the upconversion luminescence of NaYF 4: Yb 3+, Er 3+ and NaYF 4: Yb 3+, Tm 3+ nanophosphors by water: the role of the sensitizer Yb 3+ in non-radiative relaxation R Arppe, I Hyppänen, N Perälä, R Peltomaa, M Kaiser, C Würth, S Christ, ... Nanoscale 7 (27), 11746-11757, 2015 | 364 | 2015 |
Water dispersible upconverting nanoparticles: effects of surface modification on their luminescence and colloidal stability S Wilhelm, M Kaiser, C Würth, J Heiland, C Carrillo-Carrion, V Muhr, ... Nanoscale 7 (4), 1403-1410, 2015 | 312 | 2015 |
Comparison of methods and achievable uncertainties for the relative and absolute measurement of photoluminescence quantum yields C Würth, M Grabolle, J Pauli, M Spieles, U Resch-Genger Analytical chemistry 83 (9), 3431-3439, 2011 | 244 | 2011 |
Quantum yields, surface quenching, and passivation efficiency for ultrasmall core/shell upconverting nanoparticles C Würth, S Fischer, B Grauel, AP Alivisatos, U Resch-Genger Journal of the American Chemical Society 140 (14), 4922-4928, 2018 | 237 | 2018 |
Particle-size-dependent Forster resonance energy transfer from upconversion nanoparticles to organic dyes V Muhr, C Würth, M Kraft, M Buchner, AJ Baeumner, U Resch-Genger, ... Analytical Chemistry 89 (9), 4868-4874, 2017 | 203 | 2017 |
Power-dependent upconversion quantum yield of NaYF 4: Yb 3+, Er 3+ nano-and micrometer-sized particles–measurements and simulations M Kaiser, C Würth, M Kraft, I Hyppänen, T Soukka, U Resch-Genger Nanoscale 9 (28), 10051-10058, 2017 | 174 | 2017 |
Excitation power dependent population pathways and absolute quantum yields of upconversion nanoparticles in different solvents C Würth, M Kaiser, S Wilhelm, B Grauel, T Hirsch, U Resch-Genger Nanoscale 9 (12), 4283-4294, 2017 | 154 | 2017 |
Determination of the absolute fluorescence quantum yield of rhodamine 6G with optical and photoacoustic methods–Providing the basis for fluorescence quantum yield standards C Würth, MG González, R Niessner, U Panne, C Haisch, UR Genger Talanta 90, 30-37, 2012 | 150 | 2012 |
Targeted luminescent near-infrared polymer-nanoprobes for in vivo imaging of tumor hypoxia J Napp, T Behnke, L Fischer, C Würth, M Wottawa, DM Katschinski, ... Analytical chemistry 83 (23), 9039-9046, 2011 | 141 | 2011 |
Encapsulation of hydrophobic dyes in polystyrene micro-and nanoparticles via swelling procedures T Behnke, C Würth, K Hoffmann, M Hübner, U Panne, U Resch-Genger Journal of fluorescence 21, 937-944, 2011 | 134 | 2011 |
Integrating sphere setup for the traceable measurement of absolute photoluminescence quantum yields in the near infrared C Würth, J Pauli, C Lochmann, M Spieles, U Resch-Genger Analytical chemistry 84 (3), 1345-1352, 2012 | 121 | 2012 |
Femtosecond broadband fluorescence upconversion spectroscopy: Improved setup and photometric correction XX Zhang, C Würth, L Zhao, U Resch-Genger, NP Ernsting, M Sajadi Review of Scientific Instruments 82 (6), 2011 | 115 | 2011 |
Particle-size-dependent upconversion luminescence of NaYF4: Yb, Er nanoparticles in organic solvents and water at different excitation power densities M Kraft, C Würth, V Muhr, T Hirsch, U Resch-Genger Nano Research 11, 6360-6374, 2018 | 110 | 2018 |
Scope and limitations of surface functional group quantification methods: exploratory study with poly (acrylic acid)-grafted micro-and nanoparticles A Hennig, H Borcherding, C Jaeger, S Hatami, C Würth, A Hoffmann, ... Journal of the American chemical society 134 (19), 8268-8276, 2012 | 109 | 2012 |
Absolute photoluminescence quantum yields of IR26 and IR-emissive Cd 1− x Hg x Te and PbS quantum dots–method-and material-inherent challenges S Hatami, C Würth, M Kaiser, S Leubner, S Gabriel, L Bahrig, V Lesnyak, ... Nanoscale 7 (1), 133-143, 2015 | 103 | 2015 |
On the decay time of upconversion luminescence J Bergstrand, Q Liu, B Huang, X Peng, C Würth, U Resch-Genger, Q Zhan, ... Nanoscale 11 (11), 4959-4969, 2019 | 101 | 2019 |
Yb, Nd, Er-doped upconversion nanoparticles: 980 nm versus 808 nm excitation LM Wiesholler, F Frenzel, B Grauel, C Würth, U Resch-Genger, T Hirsch Nanoscale 11 (28), 13440-13449, 2019 | 96 | 2019 |
Critical review of the determination of photoluminescence quantum yields of luminescent reporters C Würth, D Geißler, T Behnke, M Kaiser, U Resch-Genger Analytical and bioanalytical chemistry 407, 59-78, 2015 | 94 | 2015 |