Nanoscale Fluorescence Thermometry: Probes, Recent Advances and Emerging Directions
Pith reviewed 2026-05-09 21:36 UTC · model grok-4.3
The pith
Fluorescence nanothermometry infers nanoscale temperatures from changes in probe fluorescence properties.
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
Core claim
Fluorescence nanothermometry enables remote, spatially resolved temperature measurements with sub-micrometer-to-nanometer precision by inferring temperature from variations in fluorescence observables including spectral position, intensity, linewidth, and excited-state dynamics, across applications in nanoelectronics, microfluidics, and biological systems; the review supplies a critical synthesis of mechanisms, material platforms, advances, challenges, and emerging strategies to support development of robust real-time thermometers.
What carries the argument
Temperature-dependent changes in fluorescence observables (spectral position, intensity, linewidth, excited-state dynamics) of nanoscale probes that convert local heat into remotely readable optical signals.
If this is right
- Temperature can be measured non-invasively inside operating nanoelectronic circuits without disturbing their function.
- Biological processes can be monitored in real time at subcellular scales where contact probes are impractical.
- Material choices must balance sensitivity, response speed, and biocompatibility for each target environment.
- System designs that combine multiple fluorescence observables can improve accuracy beyond single-parameter methods.
Where Pith is reading between the lines
- Integration of these optical thermometers with existing nanoscale imaging systems could enable simultaneous temperature and structural mapping.
- The same probe mechanisms might extend to related sensing tasks such as local pH or chemical concentration if temperature cross-talk can be calibrated out.
- Scalable fabrication of the reviewed probe platforms would be required before widespread deployment in commercial microfluidic devices.
Load-bearing premise
The review's overview comprehensively and without major omissions covers all key mechanisms, material platforms, advances, challenges, and emerging directions in the field.
What would settle it
The appearance of a major unmentioned material platform or mechanism that experimental literature shows is already widely adopted and outperforms the reviewed options would demonstrate incompleteness.
Figures
read the original abstract
The transition of materials and devices to nanometer, atomic, and quantum scales makes thermal characterization increasingly challenging, driving the need for advanced nanoscale thermometry. Fluorescence nanothermometry has emerged as a powerful approach, enabling remote, spatially resolved temperature measurements with sub-micrometer-to-nanometer precision across applications in nanoelectronics, microfluidics, and biological systems. In these systems, temperature is inferred from variations in fluorescence observables, including spectral position, intensity, linewidth, and excited-state dynamics. This review provides a comprehensive and critical overview of fluorescence nanothermometry, covering fundamental mechanisms, material platforms, recent advances, and emerging applications. It further presents a critical evaluation of key challenges and discusses emerging strategies and future research directions toward achieving robust, real-time thermometry. It is anticipated that this review will stimulate further advances in material platforms and system design, accelerating the development of accurate, scalable, and application-ready nanoscale thermometers.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The manuscript is a review article on nanoscale fluorescence thermometry. It surveys fundamental mechanisms by which temperature affects fluorescence observables (spectral position, intensity, linewidth, and excited-state dynamics), material platforms used as probes, recent advances, key challenges in achieving robust real-time measurements, emerging strategies, and future research directions. The central forward-looking statement is that the overview will stimulate advances in material platforms and system design for accurate, scalable nanoscale thermometers, with applications in nanoelectronics, microfluidics, and biological systems.
Significance. As a literature synthesis without new experimental results, derivations, or quantitative predictions, the review could be useful for consolidating knowledge in an interdisciplinary area if it delivers a balanced, critical evaluation of mechanisms, platforms, and challenges. Credit is due for framing the discussion around practical requirements (remote, spatially resolved, sub-micrometer-to-nanometer precision) and for identifying the transition to atomic/quantum scales as a driver for new thermometry approaches.
minor comments (1)
- [Abstract] The abstract states that the review 'provides a comprehensive and critical overview' and 'presents a critical evaluation of key challenges,' but the provided text does not include concrete examples of how specific mechanisms or platforms are critiqued for limitations (e.g., temperature range, sensitivity, or biocompatibility). Adding one or two explicit case studies of such evaluations in the main text would strengthen the claim of criticality.
Simulated Author's Rebuttal
We thank the referee for their positive evaluation of our review on nanoscale fluorescence thermometry. We appreciate the acknowledgment of the manuscript's scope, its framing around practical requirements for remote and spatially resolved measurements, and the recommendation for minor revision. No specific major comments were provided in the report.
Circularity Check
No significant circularity: descriptive review without derivations or predictions
full rationale
This is a literature review paper that synthesizes existing work on fluorescence nanothermometry mechanisms, material platforms, advances, challenges, and future directions. It contains no original equations, derivations, fitted parameters, quantitative predictions, or modeling steps. The sole forward-looking claim is a non-falsifiable expectation that the overview will stimulate progress, which does not depend on any internal assumption, self-citation chain, or reduction to inputs. No load-bearing steps exist that could be circular by construction, self-definition, or renaming. The paper is self-contained as a descriptive summary against external benchmarks.
Axiom & Free-Parameter Ledger
Reference graph
Works this paper leans on
-
[1]
Wang, C.; Xu, R.; Tian, W., et al., Cell Research 2011, 21 (10), 1517 –1519. DOI 10.1038/cr.2011.117
-
[2]
DOI 10.1038/s42003-021-02908-2
Okabe, K.; Uchiyama, S., Communications Biology 2021, 4 (1), 1377. DOI 10.1038/s42003-021-02908-2
-
[3]
Rosso, L.; Tabandeh, S.; Beltramino, G.; Fernicola, V., Measurement Science and Technology 2020, 31 (3), 034002. DOI 10.1088/1361-6501/ab4b6b
-
[4]
Swoboda, T.; Gao, X.; Rosário, C. M. M., et al., ACS Applied Electronic Materials 2023, 5 (9), 5025–5031. DOI 10.1021/acsaelm.3c00782
-
[5]
DOI https://doi.org/10.1002/aenm.202202887
Li, G.; Su, Z.; Li, M., et al., Advanced Energy Materials 2022, 12 (48), 2202887. DOI https://doi.org/10.1002/aenm.202202887
-
[6]
Li, F.; Xue, H.; Lin, X.; Zhao, H.; Zhang, T., Acs Applied Materials & Interfaces 2022, 14 (38), 43844–43852. DOI 10.1021/acsami.2c15687
-
[7]
Jurga, N.; Runowski, M.; Grzyb, T., Journal of Materials Chemistry C 2024, 12 (32), 12218–12248. DOI 10.1039/d3tc04716d
-
[8]
Ross-Pinnock, D.; Maropoulos, P. G., Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 2016, 230 (5), 793 –806. DOI 10.1177/0954405414567929
-
[9]
Temperature Sensors Market Size & Share Analysis https://www.mordorintelligence.com/industry-reports/temperature-sensors-market-industry (accessed March 18, 2026)
2026
-
[10]
Allison, S. W.; Gillies, G. T., Review of Scientific Instruments 1997, 68 (7), 2615–2650. DOI 10.1063/1.1148174
-
[11]
Hoogeboom-Pot, K. M.; Hernandez -Charpak, J. N.; Gu, X., et al., Proceedings of the National Academy of Sciences 2015, 112 (16), 4846–4851. DOI 10.1073/pnas.1503449112
-
[12]
Brites, C. D. S.; Balabhadra, S.; Carlos, L. D., Advanced Optical Materials 2019, 7 (5), 1801239. DOI https://doi.org/10.1002/adom.201801239. 52
-
[13]
Brites, C. D.; Lima, P. P.; Silva, N. J., et al., Nanoscale 2012, 4 (16), 4799–829. DOI 10.1039/c2nr30663h
-
[15]
Zhou, J.; del Rosal, B.; Jaque, D.; Uchiyama, S.; Jin, D., Nature Methods 2020, 17 (10), 967–980. DOI 10.1038/s41592-020-0957-y
-
[16]
D., ACS Nanoscience Au 2024, 4 (1), 30–
Harrington, B.; Ye, Z.; Signor, L.; Pickel, A. D., ACS Nanoscience Au 2024, 4 (1), 30–
2024
-
[17]
DOI 10.1021/acsnanoscienceau.3c00051
-
[18]
Bai, T.; Gu, N., Small 2016, 12 (34), 4590–4610
2016
-
[19]
del Rosal, B.; Ximendes, E.; Rocha, U.; Jaque, D., Advanced Optical Materials 2017, 5 (1), 1600508
2017
-
[20]
Jaque, D.; Vetrone, F., Nanoscale 2012, 4 (15), 4301–4326
2012
-
[21]
M., Chemical Society Reviews 2022, 51 (11), 4223–4242
Quintanilla, M.; Henriksen -Lacey, M.; Renero -Lecuna, C.; Liz -Marzán, L. M., Chemical Society Reviews 2022, 51 (11), 4223–4242. DOI 10.1039/D2CS00069E
-
[22]
Nexha, A.; Carvajal, J. J.; Pujol, M. C.; Díaz, F.; Aguiló, M., Nanoscale 2021, 13 (17), 7913–7987. DOI 10.1039/d0nr09150b
-
[23]
Rodríguez-Sevilla, P.; Marin, R.; Ximendes, E., et al., Frontiers in Chemistry 2022, Volume 10 - 2022. DOI 10.3389/fchem.2022.941861
-
[24]
DOI https://doi.org/10.1002/lpor.202000319
Suo, H.; Zhao, X.; Zhang, Z., et al., Laser & Photonics Reviews 2021, 15 (1), 2000319. DOI https://doi.org/10.1002/lpor.202000319
-
[25]
DOI 10.1088/0957-0233/13/10/702
Michalski, L.; Eckersdorf, K.; Kucharski, J.; McGhee, J., Measurement Science and Technology 2002, 13 (10), 1651. DOI 10.1088/0957-0233/13/10/702
-
[26]
Bradac, C.; Lim, S. F.; Chang, H. C.; Aharonovich, I., Advanced Optical Materials 2020, 8 (15), 2000183. DOI 10.1002/adom.202000183
-
[27]
Steur, P. P. M.; Durieux, M., Metrologia 1986, 23 (1), 1. DOI 10.1088/0026 - 1394/23/1/002
-
[28]
Qu, J. F.; Benz, S. P.; Rogalla, H., et al., Meas Sci Technol 2019, 30 (11). DOI 10.1088/1361-6501/ab3526
-
[29]
W.; Siddiqi, I.; Schoelkopf, R
Spietz, L.; Lehnert, K. W.; Siddiqi, I.; Schoelkopf, R. J., Science 2003, 300 (5627), 1929–32. DOI 10.1126/science.1084647
-
[30]
Bell, J. F. W., Ultrasonics 1968, 6 (1), 11 –14. DOI https://doi.org/10.1016/0041- 624X(68)90009-7
-
[31]
Blanchet, F.; Chang, Y.-C.; Karimi, B.; Peltonen, J. T.; Pekola, J. P., Physical Review Applied 2022, 17 (1), L011003. DOI 10.1103/PhysRevApplied.17.L011003
-
[32]
Fellmuth, B.; Fischer, J.; Machin, G., et al., Philos Trans A Math Phys Eng Sci 2016, 374 (2064), 20150037. DOI 10.1098/rsta.2015.0037
-
[33]
G., Cryogenics 1997, 37 (7), 341–356
Rubin, L. G., Cryogenics 1997, 37 (7), 341–356. DOI https://doi.org/10.1016/S0011- 2275(97)00009-X
-
[34]
Rusby, R.; Hudson, R.; Durieux, M., et al., Metrologia 1991, 28 (1), 9
1991
-
[35]
D.; Palacio, F., Thermometry at the Nanoscale: Techniques and Selected Applications
Carlos, L. D.; Palacio, F., Thermometry at the Nanoscale: Techniques and Selected Applications. RSC: 2015
2015
-
[36]
https://www.strategicrevenueinsights.com/industry/optical-temperature-sensors-market (accessed March 18, 2025)
Optical Temperature Sensors Market Size, Future Growth and Forecast 2033. https://www.strategicrevenueinsights.com/industry/optical-temperature-sensors-market (accessed March 18, 2025)
2033
-
[37]
DOI https://doi.org/10.1002/adfm.201900892
Zhang, Y.; Zhu, W.; Hui, F., et al., Advanced Functional Materials 2020, 30 (18), 1900892. DOI https://doi.org/10.1002/adfm.201900892
-
[38]
Palmer, L. D.; Lee, W.; Durham, D. B., et al., ACS Physical Chemistry Au 2025, 5 (6), 589–598. DOI 10.1021/acsphyschemau.5c00044
-
[39]
DOI 10.2174/978160805143411201010003
Meola, C., Infrared Thermography: Recent Advances and Future Trends 2012, 3–28. DOI 10.2174/978160805143411201010003. 53
-
[40]
Time -domain thermoreflectance,
Mohan, R.; Khan, S.; Wilson, R. B.; Hopkins, P. E., Nature Reviews Methods Primers 2025, 5 (1), 55. DOI 10.1038/s43586-025-00425-8
-
[41]
G., Review of Scientific Instruments 2004, 75 (12), 5119 –5122
Cahill, D. G., Review of Scientific Instruments 2004, 75 (12), 5119 –5122. DOI 10.1063/1.1819431
-
[42]
G.; Goodson, K.; Majumdar, A., Journal of Heat Transfer 2001, 124 (2), 223–
Cahill, D. G.; Goodson, K.; Majumdar, A., Journal of Heat Transfer 2001, 124 (2), 223–
2001
-
[43]
DOI 10.1115/1.1454111
-
[44]
Tuschel, D.; Adar, F., Spectroscopy 2016, 31 (12), 8–13
2016
-
[45]
DOI doi:10.1126/sciadv.adl1015
Meng, Q.; Zhang, J.; Zhang, Y., et al., Science Advances 2024, 10 (3), eadl1015. DOI doi:10.1126/sciadv.adl1015
-
[46]
-O., physica status solidi (a) 2015, 212 (3), 477–494
Gomès, S.; Assy, A.; Chapuis, P. -O., physica status solidi (a) 2015, 212 (3), 477–494. DOI 10.1002/pssa.201400360
-
[47]
J.; Reddy, P., Nano Letters 2010, 10 (7), 2613–2617
Sadat, S.; Tan, A.; Chua, Y. J.; Reddy, P., Nano Letters 2010, 10 (7), 2613–2617. DOI 10.1021/nl101354e
-
[48]
Prasher, R. S.; Phelan, P. E., Journal of Applied Physics 2006, 100 (6). DOI 10.1063/1.2353704
-
[49]
A.; White, E
Mecklenburg, M.; Hubbard, W. A.; White, E. R., et al., Science 2015, 347 (6222), 629–
2015
-
[50]
DOI 10.1126/science.aaa2433
-
[51]
Deng, B.; Wu, W.; Li, X., et al., IEEE Transactions on Industrial Electronics 2022, 69 (11), 11774–11784. DOI 10.1109/tie.2021.3120471
-
[52]
DOI 10.1016/j.optlaseng.2019.05.009
Landmann, M.; Heist, S.; Dietrich, P., et al., Optics and Lasers in Engineering 2019, 121, 448–455. DOI 10.1016/j.optlaseng.2019.05.009
-
[53]
G.; Sauthier, M.; Leonard, D., et al., Analytical Chemistry 2006, 78 (10), 3282–3288
Cerruti, M. G.; Sauthier, M.; Leonard, D., et al., Analytical Chemistry 2006, 78 (10), 3282–3288. DOI 10.1021/ac0600555
-
[54]
Jiang, P.; Qian, X.; Yang, R., Journal of Applied Physics 2018, 124 (16), 161103. DOI 10.1063/1.5046944
-
[55]
Milich, M.; Olson, D. H.; Tiernan, E. M., et al., Acta Materialia 2025, 288, 120802. DOI 10.1016/j.actamat.2025.120802
-
[56]
Koh, Y. K.; Bae, M.-H.; Cahill, D. G.; Pop, E., Nano Letters 2010, 10 (11), 4363–4368. DOI 10.1021/nl101790k
-
[57]
N.; Ho, V
Ngo, D. N.; Ho, V. T. T. X.; Kim, G., et al., Analytical Chemistry 2022, 94 (17), 6463–
2022
-
[58]
DOI 10.1021/acs.analchem.1c04452
-
[59]
S.; Paliouras, M., et al., ACS Applied Nano Materials 2024, 7 (17), 20942–20953
Oudjedi, F.; Lee, S. S.; Paliouras, M., et al., ACS Applied Nano Materials 2024, 7 (17), 20942–20953. DOI 10.1021/acsanm.4c03865
-
[60]
Park, T.; Guan, Y. -J.; Liu, Z. -Q.; Zhang, Y., Physical Review Applied 2018, 10 (3), 034049. DOI 10.1103/PhysRevApplied.10.034049
-
[61]
-i., Advanced Optical Materials 2022, 10 (22), 2201675
Kumar, K.; Stefanczyk, O.; Chorazy, S.; Nakabayashi, K.; Ohkoshi, S. -i., Advanced Optical Materials 2022, 10 (22), 2201675. DOI https://doi.org/10.1002/adom.202201675
-
[62]
Li, P.; Askes, S. H. C.; del Pino Rosendo, E., et al., The Journal of Physical Chemistry C 2023, 127 (20), 9690–9698. DOI 10.1021/acs.jpcc.3c01561
-
[63]
DOI https://doi.org/10.1002/adom.202201664
Rodríguez-Sevilla, P.; Spicer, G.; Sagrera, A., et al., Advanced Optical Materials 2023, 11 (11), 2201664. DOI https://doi.org/10.1002/adom.202201664
-
[64]
Tovee, P. D.; Kolosov, O. V., Nanotechnology 2013, 24 (46), 465706. DOI 10.1088/0957-4484/24/46/465706
-
[65]
Nguyen, K. L.; Merchiers, O.; Chapuis, P. O., Journal of Quantitative Spectroscopy and Radiative Transfer 2017, 202, 154–167. DOI https://doi.org/10.1016/j.jqsrt.2017.07.021
-
[66]
Shen, L.; Mecklenburg, M.; Dhall, R.; Regan, B. C.; Cronin, S. B., Applied Physics Letters 2019, 115 (15). DOI 10.1063/1.5094443
-
[67]
DOI 10.1103/PhysRevLett.120.055902
Hu, X.; Yasaei, P.; Jokisaari, J., et al., Physical Review Letters 2018, 120 (5), 055902. DOI 10.1103/PhysRevLett.120.055902
-
[68]
D., Methods Appl Fluoresc 2016, 4 (4), 042001
Dramićanin, M. D., Methods Appl Fluoresc 2016, 4 (4), 042001. DOI 10.1088/2050 - 6120/4/4/042001. 54
-
[69]
Radiation thermometer
Neubert, P. Radiation thermometer. 1937
1937
-
[70]
W., Measurement Science and Technology 2019, 30 (7), 072001
Allison, S. W., Measurement Science and Technology 2019, 30 (7), 072001. DOI 10.1088/1361-6501/ab1d02
-
[71]
R.; Pearlman, D., Journal of the Optical Society of America 1949, 39 (12), 1011–1019
Urbach, F.; Nail, N. R.; Pearlman, D., Journal of the Optical Society of America 1949, 39 (12), 1011–1019. DOI 10.1364/JOSA.39.001011
-
[72]
https://www.advancedenergy.com/en-us/products/sense- and-measurement/thermal-sensing/fiber-optic-sensors/ (accessed 30 January)
Advance Energy Industries. https://www.advancedenergy.com/en-us/products/sense- and-measurement/thermal-sensing/fiber-optic-sensors/ (accessed 30 January)
-
[73]
Wang, S.; Westcott, S.; Chen, W., The Journal of Physical Chemistry B 2002, 106 (43), 11203–11209. DOI 10.1021/jp026445m
-
[74]
P.; Iwai, K., Analytical Chemistry 2003, 75 (21), 5926–5935
Uchiyama, S.; Matsumura, Y.; de Silva, A. P.; Iwai, K., Analytical Chemistry 2003, 75 (21), 5926–5935. DOI 10.1021/ac0346914
-
[75]
Brites, C. D. S.; Marin, R.; Suta, M., et al., Advanced Materials 2023, 35, 2302749. DOI 10.1002/adma.202302749
-
[76]
DOI https://doi.org/10.1002/adfm.201601953
del Rosal, B.; Carrasco, E.; Ren, F., et al., Advanced Functional Materials 2016, 26 (33), 6060–6068. DOI https://doi.org/10.1002/adfm.201601953
-
[77]
DOI https://doi.org/10.1002/smll.202102807
Yang, J.; Du, H.; Chai, Z., et al., Small 2021, 17 (39), 2102807. DOI https://doi.org/10.1002/smll.202102807
-
[78]
E., et al., Acs Applied Materials & Interfaces 2020, 12 (23), 26525–26533
Foy, C.; Zhang, L.; Trusheim, M. E., et al., Acs Applied Materials & Interfaces 2020, 12 (23), 26525–26533. DOI 10.1021/acsami.0c01545
-
[79]
Vogel, R.; Groefsema, D. W.; van den Bulk, M. A., et al., Acs Applied Materials & Interfaces 2025, 17 (14), 21215–21222. DOI 10.1021/acsami.5c00243
-
[80]
Maturi, F. E.; Brites, C. D. S.; Silva, R. R., et al., Advanced Photonics Research 2022, 3 (6), 2100227. DOI https://doi.org/10.1002/adpr.202100227
-
[81]
Brites, C. D. S.; Xie, X.; Debasu, M. L., et al., Nature Nanotechnology 2016, 11 (10), 851–856. DOI 10.1038/nnano.2016.111
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