Rare-earth doped nanoferroelectric as an all-optical electric field sensor
In: IEEE ISAF 2022, ISAF-PFM-ECAPD ; https://hal.science/hal-04451599 ; IEEE ISAF 2022, 2022
Konferenz
Zugriff:
International audience ; Up/down-conversion photoluminescence from the rare-earth-doped nanocrystals have attracted a lot of interest because of their unique optical properties useful in various fields, including biophotonics and nanomedicine research [1-3]. Here, we use ferroelectric materials whose intrinsic polarization and crystal structure are responsive to external stimuli, e.g. electric field, mechanical stress, or temperature, as the matrix for welcoming the optically sensitive rare-earth elements [4-5]. As an illustration, we show here how we design a rare-earth-based ferroelectric sensor to detect the real-time local electric potential that, e.g. exists in biological neuronal networks for better understanding neuronal circuits functions in normal and pathological conditions. We prepare Yb3+/Er3+ co-doped BaTiO3 (BTO) nanocrystals via the hydrothermal method using a complex of BaCO3, CH3COOH, Yb(NO3)3, Er(CH3COO)3 and Ti(C3H7O)4 as precursors. The obtained Yb3+/Er3+ -doped BTO nanocrystals have a cubic shape with edge sizes of 150 nm and show up and down-conversion signals when optically excited with 980 nm and 488 nm laser wavelength, respectively. Under a bias voltage, an enhancement of 14 % in up-conversion emission intensity is observed at ~550nm line emission, which indicates that the single Yb3+/Er3+ -doped BTO nanocrystal has a good electric-field response and might be taken into consideration for the aforementioned biological applications.[1] J. Loo et al., Coordination Chemistry Reviews 400, 213042 (2019)[2] G. Chen et al., Chemical Reviews 114, 5161 (2014)[3] K. Shahzad et al., Materials Science and Engineering: C 119, 111444 (2021)[4] J. Hao et al., Angewandte Chemie International Edition 50, 6876 (2011)[5] C. Paillard et al., Advanced Materials 28, 5153 (2016)
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Rare-earth doped nanoferroelectric as an all-optical electric field sensor
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Autor/in / Beteiligte Person: | Zou, Jingye ; Muraleedharan, Athulya ; Gemeiner, Pascale ; Bogicevic, Christine ; Karolak, Fabienne ; Vallet, Maxime ; Vassant, Simon ; Fiorini-Debuisschert, Céline ; Treussart, François ; Dkhil, Brahim ; Paillard, Charles ; Laboratoire Structures, Propriétés et Modélisation des solides (SPMS) ; Institut de Chimie - CNRS Chimie (INC-CNRS)-CentraleSupélec-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) ; Laboratoire Lumière, Matière et Interfaces (LuMIn) ; CentraleSupélec-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Ecole Normale Supérieure Paris-Saclay (ENS Paris Saclay) ; Laboratoire de Mécanique Paris-Saclay (LMPS) ; Service de physique de l'état condensé (SPEC - UMR3680) ; Institut Rayonnement Matière de Saclay (DRF) (IRAMIS) ; Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris-Saclay-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS) ; Laboratoire d'Electronique et nanoPhotonique Organique (LEPO) ; Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris-Saclay-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Institut Rayonnement Matière de Saclay (DRF) (IRAMIS) |
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Zeitschrift: | IEEE ISAF 2022, ISAF-PFM-ECAPD ; https://hal.science/hal-04451599 ; IEEE ISAF 2022, 2022 |
Veröffentlichung: | HAL CCSD, 2022 |
Medientyp: | Konferenz |
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