Journal Papers

LAMB Journal Publications 

( * indicates correspondence; † indicates equal contribution)

Under review/Preprint

33. X. Shu, M. Niu, Y. Zhang, and R. Zhou*, "NAS-PRNet: Neural Architecture Search generated Phase Retrieval Net for Off-axis Quantitative Phase Imaging,"  preprint link

32. B. Ge† , Y. He† , M. Deng† , M. H. Rahman, Y. Wang, Z. Wu, C. H. N. Wong, M. K. Chan Y. P. Ho, L. Duan, Z. Yaqoob, P. T. C. So*, G. Barbastathis*, and R. Zhou*, "Single-frame label-free cell tomography at speed of more than 10,000 volumes per second," preprint link


31. M. Niu, Y. Wang, L. Duan, R. Sun, and R. Zhou*, "Compact Morpho-molecular Microscopy for Live-cell Imaging and Material Characterization," Lasers & Photonics Review 2300741 (2024). link

30. K. Wang*, L. Song, C. Wang, Z. Ren, G. Zhao, J. Dou, J. Di, G. Barbastathis, R. Zhou, J. Zhao*, and E. Y. Lam*, "On the use of deep learning for phase recovery," Light: Science & Applications 13, 4 (2024). link


29. Y. Sun†, H. Zhu†, L. Yin, H. Wu, M. Cai, W. Sun, Y. Xu, X. Yang, J. Han, W. Liu, Y. Han, X. Hao, R. Zhou, C. Kuang*, and X. Liu, "Fluorescence interference structured illumination microscopy for 3D morphology imaging with high axial resolution," Advanced Photonics 5, 056007 (2023); link

28. S. S. Kang, R. Zhou*, M. Brelen, H. K. Mak, P. T. C. So, and Z. Yaqoob*, "Mapping nanoscale topographic features in thick tissues with speckle diffraction tomography," Light: Science & Applications 12, 200 (2023); link

27. D. Lyu, W. Xu, N. Zhou, W. Duan, Z. Wang, Y. Mu, R. Zhou, and Y. Wang*, "Biomimetic Thermoresponsive Superstructures by Colloidal Soft-and-Hard Co-Assembly," Science Advances 9, eadh2250 (2023); link

26. Q. Xiao, Y. He, M. H. Rahman, G.  Cheng, R. Zhou, and Y. P. Ho*, "Quantitative Phase Deformability Cytometry for Noninvasive High-throughput Characterization of Cells," View 4, 20220049 (2023); link

25. T. Wang, P. Shi, D. Luo, J. Guo, H. Liu, J. Yuan, H. Jin, X. Wu, Y.  Zhang, Z. Xiong, J. Zhu, R. Zhou, and R. Zhang*, "A convenient all-cell optical imaging method compatible with serial SEM for brain mapping," Brain Sciences 13, 711 (2023); link 

24. Y. Nie†, N. Zhou†, L. Tao, J. Zhu, Z. Gao, J. Xu, and R. Zhou*, "Transmission-matrix Quantitative Phase Profilometry for Accurate and Fast Thickness Mapping of 2D Materials," ACS Photonics 10, 1084–1092 (2023); link

23. Y. He, N. Zhou, M. Ziemczonok, Y. Wang, L. Lei, L. Duan, and R. Zhou*, "Standardizing image assessment in optical diffraction tomography," Opt. Lett. 48, 395-398 (2023); link

22. G. Luo, Y. He, X. Shu, R. Zhou, and T. Blu*, "Complex Wave and Phase Retrieval from A Single Interferogram," JOSA A 40, 85-95 (2023); link


21. Y. He, Q. Shao, S. C. Chen*, and R. Zhou*, "Characterization of Two-photon Photopolymerization Fabrication using High-speed Optical Diffraction Tomography," Additive Manufacturing 60, 103293 (2022); link

20. N. Zhou†, A. Zheng†, K. K. Y. Wong, and R. Zhou*, "High Resolution Quantitative Phase Microscopy with Second-Harmonic Generation and Structured Illumination from k-space Formulation," Physical Review Applied 18, 054028 (2022); link 

19. Y. Wang†, M. Liu†, Q. Wei, W. Wu, Y. He, J. Gao, R. Zhou, L. Jiang, J. Qu, J. Xia*, "Phase-Separated Multienzyme Compartmentalization for Terpene Biosynthesis in a Prokaryote," Angewandte Chemie 61, e202203909 (2022); link

18. [Perspective Article] J. Zhu*, N. Zhao, S. Liu, S. Wei, and R. Zhou*, "Towards new forms of particle sensing and manipulation and 3D imaging on a smartphone for healthcare applications," Advanced Photonics Research 3, 2100106 (2022); link; (the article was selected to be included in the Special Issue: New Photonics Trends in Sensing (and Photovoltaics) towards IOT & E-Smart Labels) 

17. J. Zhu†*, J. Liu†, T. Xu†, S. Yuan, Z. Zhang, H. Jiang, H Gu, R. Zhou, and S. Liu*, "Optical Wafer Defect Inspection at the 10 nm Technology Node and Beyond," Int. J. Extrem. Manuf. 4, 032001 (2022); link

16. M. Cai†, H. Zhu†, Y. Sun, L. Yin, F. Xu, H. Wu, X. Hao, R. Zhou, C. Kuang*, and X. Liu, "Total variation and spatial iteration-based 3D structured illumination microscopy," Opt. Express 30, 7938-7953 (2022); link

15. H. Fan, D. Luo, J. Zhu, R. L. Schalek, Z. Chen, L. Zhao, R. Zhou, M. Sun, G. Shi, Y. Xie, J. W. Lichtman, and R. Zhang*, "Optical Multi-Layer Interference Tomography Compatible with Tape-Based Serial SEM for Mesoscale Neuroanatomy," ACS Photonics 9, 25-33 (2022); link (the article was selected as a cover of the issue)


14. B. Ge, Q. Zhang, R. Zhang, J.-T. Lin, P.-H. Tseng, C. -W. Chang, C. -Y. Dong, R. Zhou, Z. Yaqoob, I. Bischofberger, and P. T. C. So*, "Single-shot quantitative polarization imaging of complex birefringent structure dynamics," ACS Photonics 8, 3440–3447  (2021);  link (the article was selected as a cover of the issue)

13. Y. Xiao, S. Wei, S. Xue, C. Kuang, A. Yang, M. Wei, H. Lin, and R. Zhou*, "High-Speed Fourier Ptychographic Microscopy for Quantitative Phase Imaging," Opt. Lett. 46, 4785-4788 (2021);  link

12. C. Li, R. Zhou, W. Wang, Z. Zhan, Z. Zhang, Y. Li, Y. Li, X. Hao, C. Kuang*, and X. Liu, "Background suppression with dual modulation by saturated competition microscopy," Optics and Lasers in Engineering 147, 106750 (2021); link

11. X. Shu†, S. Sansare†, D.Jin, X. Zeng, K. Y. Tong, R. Pandey*, and R. Zhou*, "Artificial Intelligence Enabled Reagent-free Imaging Hematology Analyzer," Advanced Intelligent Systems 3, 2000277 (2021) link (paper appendix: Conference Presentation at OSA Biophotonics Congress: Optics in the Life Sciences Congress 2019, Tucson, Arizona, 14–17 April 2019; The article is selected as the Inside Front Cover)  

10. Y. Nie and R. Zhou*, "Beating Temporal Phase Sensitivity Limit in Off-axis Interferometry based Quantitative Phase Microscopy," APL Photonics 6, 011302 (2021); link 


9. C. Zheng, D. Jin, Y. He, H. Lin, J. J. Hu, Z. Yaqoob, P. T. C. So, and R. Zhou*, "High Spatial and Temporal Resolution Synthetic Aperture Phase Microscopy," Advanced Photonics 2, 065002 (2020); link (The article was featured on SPIE News, EurekAlert, ScienceDaily, Photonics Spectra, etc.)

8. M. Niu, G. Luo, X. Shu, F. Qu, S. Zhou, Y. P. Ho, N. Zhao, and R. Zhou*, "Portable Quantitative Phase Microscope for Material Metrology and Biological Imaging," Photonics Research 7, 1253-1259 (2020); link (paper appendix: Components List)


7. J. Zhu, Y. Liu, X. Yu, R. Zhou, J.-M. Jin, and L. L. Goddard*, "Sensing Sub-10 nm Wide Perturbations in Background Nanopatterns Using Optical Pseudoelectrodynamics Microscopy (OPEM)," Nano. Lett. 8, 5347–5355 (2019); link

6. S. Purandare*, J. Zhu, R. Zhou,  G. Popescu, A Schwing, and L. L. Goddard, "Optical inspection of nanoscale structures using a novel machine learning based synthetic image generation algorithm," Opt. Exp. 27, 17743-17762(2019); link

5. R. Pandey*, R. Zhou*, R. Bordett, C. Hunter, K. Glunde, I. Barman, T. Valdez, and C. Fincke, "Integration of Diffraction Phase Microscopy and Raman Imaging for Label-free Morpho-molecular Assessment of Live Cells," Journal of Biophotonics 12, e201800291 (2019); link

4. J. Zhu, R. Zhou, L. Zhang, B. Ge, C. Luo, and L. L. Goddard*, "Regularized pseudo-phase imaging for inspecting and sensing nanoscale features," Opt. Exp. 27, 6719-6733 (2019) link


3. B. Ge†, R. Zhou†*, Y. Takiguchi, Z. Yaqoob*, and P. T. C. So, "Single-shot Optical Anisotropy Imaging with Quantitative Polarization Interference Microscopy," Laser & Photonics Rev. 12, 1800070 (2018); link

2. G. Zhao, C. Zheng, C. Kuang*, R. Zhou, M. M. Kabir, K. C. Toussaint Jr., W. Wang, L. Xu, H. Li, P. Xiu, and X. Liu*, "Nonlinear Focal Modulation Microscopy," Phys Rev. Lett. 120, 193901 (2018); link ; selected as the Cover of the Issue  

1. D. Jin†, R. Zhou†*, Z. Yaqoob, and P. T. C. So, "Dynamic spatial filtering using a digital micromirror device for high-speed optical diffraction tomography," Opt. Exp. 26, 428-437 (2018); link

Click for Dr. Zhou's Prior publications 


25. C. Zheng†, R. Zhou†, C. Kuang*, G. Zhao, Z. Zhang, and X. Liu., "Diffraction phase microscopy realized with an automatic digital pinhole," Opt. Comm. 404, 5-10 (2017). link 

24. [Invited Review Article] D. Jin†, R. Zhou†*, Z. Yaqoob, and P. T. C. So, "Tomographic Phase Microscopy: Principles and Applications in Bioimaging [invited]," J. Opt. Soc. Am. B , 34, B64-B77 (2017). link

23. C. Zheng†, R. Zhou†*, C. Kuang, G. Zhao, Z. Yaqoob, and P. T. C. So, "Digital micromirror device-based common-path quantitative phase imaging," Opt. Lett., 42, 1448-1451 (2017). link 

22. R. Zhou, D. Jin, P. Hosseini, V. R. Singh, Y. Kim, C. Kuang, R. R. Dasari, Z. Yaqoob, and P. T. C. So*, "Modeling the depth-sectioning effect in reflection-mode dynamic speckle-field interferometric microscopy," Opt. Express 25, 130-143 (2017). link


21. Q. Liu†, Y. Fang†, R. Zhou, P. Xiu, C. Kuang, and X. Liu*, "Surface wave illumination Fourier ptychographic microscopy," Opt. Lett. 41, 5373-5376 (2016). link

20. [Invited Review Article] T. Kim†, R. Zhou†, L. L. Goddard, and G. Popescu*, "Solving scattering inverse problems in biological samples using quantitative phase imaging," Laser & Photonics Rev. 10, 13–39 (2016). link 

19. C. Kuang*, Y. Ma, R. Zhou, G. Zheng, Y. Fang, Y. Xu, X. Liu*, and P. T. C. So, "Virtual k-space modulation optical nanoscopy," Phys Rev. Lett. 117, 028102 (2016). link

18. P. Hosseini, R. Zhou, Y.-H. Kim, C. Peres, A. Diaspro, C. Kuang, Z. Yaqoob, and P. T. C. So*, "Pushing phase and amplitude sensitivity limits in interferometric microscopy," Opt. Lett. 41, 1656-1659 (2016). link


17. C. Kuang, Y. Ma, R. Zhou*, J. Lee, G. Barbastathis, R. R. Dasari, Z. Yaqoob, P. T. C. So,"Digital micromirror device-based laser-illumination Fourier ptychographic microscopy," Opt. Express 23, 26999-27010 (2015). link 

16. S. You, C. Kuang*, K. C. Toussaint, R. Zhou, X. Xia, and X. Liu, "Iterative phase-retrieval method for generating stereo array of polarization-controlled focal spots," Opt. Lett. 40, 3532-3535 (2015). link


15. R. Zhou, T. Kim, L. L. Goddard, and G. Popescu*, "Inverse scattering solutions using low-coherence light," Opt. Lett. 39, 4494-4497 (2014).link

14. G. Rajshekhar, B. Bhaduri, C. Edwards, R. Zhou, L. L. Goddard, and G. Popescu*, "Nanoscale topography and spatial light modulator characterization using wide-field quantitative phase imaging," Opt. Express 22, 3432-3438 (2014). link

13. [Invited Review Article] C. Edwards, R. Zhou, S-W. Hwang, S. J. McKeown, K. Wang, B. Bhaduri, R. Ganti, P. J. Yunker, A. G. Yodh, J. A. Rogers, L. L. Goddard, G. Popescu*, "Diffraction phase microscopy: monitoring nanoscale dynamics in materials science [invited]," Appl. Opt (Special Issue on Digital Holography), 53, G33 (2014). link

12. [Invited Review Article] T. Kim†, R. Zhou†, L. L. Goddard, and G. Popescu*, "Quantitative phase imaging: when metrology meets biology," IEEE Photonics Journal 6, 0700909 (2014). link 

11. [Invited Review Article] B. Bhaduri, C. Edwards, H. Pham, R. Zhou, L. L. Goddard, and G. Popescu*, "Diffraction phase microscopy: principles and applications in materials and life sciences," Adv. Opt. Photon. 6, 57-119 (2014). link

10. T. Kim†, R. Zhou†, M. Mir, S. D. Babacan, P. S. Carney, L. L. Goddard, and G. Popescu*, "White light diffraction tomography of unlabelled live cells," Nat. Photon. 8, 256-263 (2014). link


9. T. Kim, R. Zhu, T. H. Nguyen, R. Zhou, C. Edwards, L. L. Goddard, and G. Popescu*, "Deterministic signal associated with a random field," Opt. Express 21, 20806-20820 (2013). link

8. R. Zhou, C. Edwards, A. Arbabi, G. Popescu, and L. L. Goddard*, "Detecting 20 nm Wide Defects in Large Area Nanopatterns Using Optical Interferometric Microscopy," Nano Letters 13 (8), 3716-3721 (2013). link

7. C. Edwards, K. Wang, R. Zhou, G. Popescu, and L. L. Goddard*, "Digital projection photochemical etching defines gray-scale features," Opt. Express 21, 13547-13554 (2013). link


6. R. Zhou, W. Shi*, E. B. Petersen, A. Chavez-Pirson, M. Stephen, and N. Peyghambarian, "Transform-Limited, Injection Seeded, Q-Switched, Ring Cavity Fiber Laser," J. Lightwave Technol. 30, 2589-2595 (2012). link

5. R. Zhou, Q. Zhan, P. E. Powers, B. Ibarra-Escamilla, J. W. Haus*, "An all fiber based Talbot self-imaging mirror device for phase-locking of a multi-fiber laser," J. Europ. Opt. Soc. Rap. Public. 7, 12012 (2012). link


4. B. Ibarra-Escamilla, O. Pottiez, R. Zhou, Q. Zhan, P. E. Powers, E. A. Kuzin, and J. W. Haus*, "Wavelength tunable high power laser using a double-clad Er:Yb doped fiber", Laser Phys. 21, 1936-1940 (2011).link


3. R. Zhou, J. W. Haus, P. E. Powers, and Q. Zhan*, "Vectorial fiber laser using intracavity axial birefringence," Opt. Express 18, 10839(2010). link


2. R. Zhou, B. Ibarra-Escamilla, Q. Zhan, P. E. Powers, and J. W. Haus*, "Self-phase modulation effects and pulse propagation in gain guided fibers, " J. Europ. Opt. Soc. Rap. Public. 4, 09051 (2009). link

1. R. Zhou, B. Ibarra-Escamilla, J. W. Haus, P. E. Powers, and Q. Zhan*, "Fiber laser generating switchable radially and azimuthally polarized beams with 140 mW output power at 1.6 µm wavelength, " Appl. Phys. Lett. 95, 191111(2009). link