Characterising upconversion thermometers through direct absolute photoluminescence quantum yield measurements

Callum M. S. Jones; Nikita Panov; Eva Hemmer; Jose Marques-Hueso

doi:10.1364/SENSORS.2021.STh7B.7

Characterising upconversion thermometers through direct absolute photoluminescence quantum yield measurements

Callum M. S. Jones, Nikita Panov, Eva Hemmer, Jose Marques-Hueso^*

^*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

Integrating sphere modifications enable novel absolute upconversion photoluminescence quantum yield measurements by heating and controlling sample temperature. Heating above 337K resulted in a 43% and 25% decrease in quantum yield for phosphor and nanoparticles, respectively.

Original language	English
Title of host publication	Optical Sensors 2021
Publisher	OPTICA Publishing Group
ISBN (Electronic)	9781943580903
DOIs	https://doi.org/10.1364/SENSORS.2021.STh7B.7
Publication status	Published - 19 Jul 2021
Event	Optical Sensors 2021 - Virtual, Online, United States Duration: 19 Jul 2021 → 23 Jul 2021

Conference

Conference	Optical Sensors 2021
Country/Territory	United States
City	Virtual, Online
Period	19/07/21 → 23/07/21

ASJC Scopus subject areas

Electronic, Optical and Magnetic Materials
Mechanics of Materials

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10.1364/SENSORS.2021.STh7B.7

Cite this

@inproceedings{f3e0bbb888f94cfeb27a5d14fe278f7e,

title = "Characterising upconversion thermometers through direct absolute photoluminescence quantum yield measurements",

abstract = "Integrating sphere modifications enable novel absolute upconversion photoluminescence quantum yield measurements by heating and controlling sample temperature. Heating above 337K resulted in a 43% and 25% decrease in quantum yield for phosphor and nanoparticles, respectively.",

author = "Jones, {Callum M. S.} and Nikita Panov and Eva Hemmer and Jose Marques-Hueso",

note = "Funding Information: Supported by the UK Engineering and Physical Sciences Research Council (EPSRC) under the grant EP/T013680/1. Publisher Copyright: {\textcopyright} OSA 2021.; Optical Sensors 2021 ; Conference date: 19-07-2021 Through 23-07-2021",

year = "2021",

month = jul,

day = "19",

doi = "10.1364/SENSORS.2021.STh7B.7",

language = "English",

booktitle = "Optical Sensors 2021",

publisher = "OPTICA Publishing Group",

}

TY - GEN

T1 - Characterising upconversion thermometers through direct absolute photoluminescence quantum yield measurements

AU - Jones, Callum M. S.

AU - Panov, Nikita

AU - Hemmer, Eva

AU - Marques-Hueso, Jose

PY - 2021/7/19

Y1 - 2021/7/19

N2 - Integrating sphere modifications enable novel absolute upconversion photoluminescence quantum yield measurements by heating and controlling sample temperature. Heating above 337K resulted in a 43% and 25% decrease in quantum yield for phosphor and nanoparticles, respectively.

AB - Integrating sphere modifications enable novel absolute upconversion photoluminescence quantum yield measurements by heating and controlling sample temperature. Heating above 337K resulted in a 43% and 25% decrease in quantum yield for phosphor and nanoparticles, respectively.

UR - http://www.scopus.com/inward/record.url?scp=85120497043&partnerID=8YFLogxK

U2 - 10.1364/SENSORS.2021.STh7B.7

DO - 10.1364/SENSORS.2021.STh7B.7

M3 - Conference contribution

AN - SCOPUS:85120497043

BT - Optical Sensors 2021

PB - OPTICA Publishing Group

T2 - Optical Sensors 2021

Y2 - 19 July 2021 through 23 July 2021

ER -

Characterising upconversion thermometers through direct absolute photoluminescence quantum yield measurements

Abstract

Conference

ASJC Scopus subject areas

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