Selected Publications

You can find my full publications in Google Scholar.

Journal Articles

[7] T. Li†, P. Zhao†, P. Wang, et al., “Miniature optical fiber photoacoustic spectroscopy gas sensor based on a 3D micro-printed planar-spiral spring optomechanical resonator,” Photoacoustics, vol. 40, 100657, 2024.

[6] P. Zhao†, K. V. Krishnaiah†, L. Guo, et al., “Ultraminiature optical fiber-tip 3d-microprinted photothermal interferometric gas sensors,” Laser & Photonics Reviews, vol. 18, no. 9, 2301285, 2024.

[5] L. Guo, P. Zhao*, H. L. Ho, et al., “Pump-probe-alternating photothermal interferometry for two-component gas sensing,” Optics Letters, Vol. 48, no. 24, pp. 6440-6443, 2023.

[4] P. Zhao*, H. L. Ho, S. Fan, and W. Jin*, “Evanescent wave lab-on-fiber for high sensitivity gas spectroscopy with wide dynamic range and long-term stability,” Laser & Photonics Reviews, vol. 17, no. 5, 2200972, 2023.

[3] P. Zhao, H. L. Ho, W. Jin*, S. Fan*, S. Gao, and Y. Wang, “Hollow-core fiber photothermal methane sensor with temperature compensation,” Optics Letters, vol. 46, no. 11, pp. 2762–2765, 2021.

[2] P. Zhao, H. L. Ho, W. Jin*, et al., “Gas sensing with mode-phase-difference photothermal spectroscopy assisted by a long period grating in a dual-mode negative-curvature hollow-core optical fiber,” Optics Letters, vol. 45, no. 20, pp. 5660–5663, 2020.

[1] P. Zhao, Y. Zhao, H. Bao, et al., “Mode-phase-difference photothermal spectroscopy for gas detection with an anti-resonant hollow-core optical fiber,” Nature communications, vol. 11, no. 1, pp. 1–8, 2020.

Conference Proceedings

[5] L. Guo, P. Zhao*, H. L. Ho, et al., “Two-component photothermal gas sensor with a pump-probe-alternating technique,” in Optical Fiber Sensors, Optica Publishing Group, 2023, Tu3.16.

[4] P. Zhao†, K. V. Krishnaiah†, L. Guo, et al., “High-sensitivity fiber-tip photothermal gas sensor based on a 3d µ-printed fabry-pérot microcavity,” in Optical Fiber Sensors, Optica Publishing Group, 2023, Th5.2.

[3] P. Zhao, S. Fan, H. L. Ho, and W. Jin*, “Microfiber evanescent-wave photothermal methane sensor with sub-ppm sensitivity,” in Optical Fiber Sensors, Optica Publishing Group, 2022, Th3.5.

[2] P. Zhao*, H. L. Ho, W. Jin, et al., “Lp01-lp11 mode conversion in a negative curvature hollow-core fiber by use of a long-period grating,” in Asia Communications and Photonics Conference, Optica Publishing Group, 2020, M4A.118.

[1] P. Zhao*, Y. Zhao, H. Bao, et al., “Ultrasensitive photothermal gas sensor with a dual-mode anti-resonant hollow-core fiber,” in Optical Fiber Sensors, Optica Publishing Group, 2020, W3.7.