教育经历：
2013/09-2017/05，中科院西安光机所，瞬态光学与光子技术国家重点实验室，光学，博士研究生，导师：任立勇。
2009/09-2012/06，青岛大学，物理科学学院（西安光机所联合培养），硕士研究生，导师：云茂金、任立勇。
2005/09-2009/06，青岛大学，物理科学学院，学士。
工作经历：
2021.01至今，陕西师范大学，物理学与信息技术学院，副教授。
2018/08-2020/09，美国亚利桑那大学，光学中心，博士后。
2015/01-2020/12，中科院西安光机所，瞬态光学与光子技术国家重点实验室，助理研究员。
2012/07-2014/12，中科院西安光机所，瞬态光学与光子技术国家重点实验室，研究实习员。
研究方向
偏振光学成像、去散射成像、计算偏振成像
主持或参加的科研项目：
[1] 国家自然科学基金青年科学基金项目，基于一种新型去雾降噪算法的目标偏振信息获取技术及其在透雾成像中的应用研究，2016/01-2018/12, 已结题，主持。
[2] 中科院西部之光青年学者B类项目，可见光-近红外图像融合偏振成像去雾技术研究，2018/01-2020/12，在研，主持。
[3] 瞬态光学与光子技术国家重点实验室自主研究课题，可见-短波红外-长波红外偏振融合探测技术，2017.01-2019.12，已结题，主持。
[4] 国家高技术研究发展计划（863计划）项目3项，全XXXX宽波段XX成像技术研究，2013/07-2016/06，已结题，参与。
[5] 中科院“一三五”工程部署项目，实时彩色偏振成像相机研制及偏振透雾成像技术研究，2014/01-2015/12，已结题，参与。
科技论文：
[31] J. Liang, J. Zhang, J. Shao, B. Song, B. Yao, and R. Liang, “Deep convolutional neural network phase unwrapping for fringe projection 3D imaging,” Sensors 20, 2691 (2020).
[30] J. Liang, X. Tian, X. Tu, O. Spires, N. Brock, D. Wang, H. Wu, L. Ren, B. Yao, S. Pau, and R. Liang, “Color full Stokes polarization fringe projection 3D imaging,” Opt. Lasers Eng. 130, 106088 (2020).
[29] J. Liang, H. Ju, L. Ren, L. Yang, and R. Liang, “Generalized polartimetric dehazing method based on low-pass filtering in frequency domain,” Sensors 20, 1729 (2020).
[28] J. Liang, X. Tian, H. Ju, D. Wang, H. Wu, L. Ren, and R. Liang, “Reconfigurable snapshot polarimetric imaging technique through spectral-polarization filtering,” Opt. Lett. 44, 4574-4577 (2019).
[27] J. Liang, H. Ju, L. Ren, W. Zhang, L. Yang, Z. Bai, and R. Liang, “High-resolution reconstruction of shortwave infrared polarimetric images using the intensity information of visible images,” Appl. Opt. 58, 4866-4870 (2019).
[26] J. Liang, W. Zhang, L. Ren, H. Ju, and E. Qu, “Polarimetric dehazing method for visibility improvement based on visible and infrared image fusion,” Appl. Opt. 55, 8221-8226 (2016).
[25] J. Liang, W. Zhang, L. Ren, H. Ju, W. Zhang, and E. Qu, “Polarimetric dehazing method for dense haze removal based on distribution analysis of angle of polarization,” Opt. Express 23, 26146-26157 (2015).
[24] J. Liang, L. Ren, H. Ju, E. Qu, and Y. Wang, “Visibility enhancement of hazy images based on a universal polarimetric imaging method,” J. Appl. Phys. 116, 173107 (2014).
[23] J. Liang, L. Ren, E. Qu, B. Hu, and Y. Wang, “Method for enhancing visibility of hazy images based on polarimetric imaging,” Photon. Res. 2, 38-44 (2014).
[22] J. Liang, L. Ren, N. Chen, and C. Zhou, “Broadband, low-loss, dispersion flattened porous-core photonic bandgap fiber for terahertz (THz)-wave propagation,” Opt. Communications 295, 257-261 (2013).
[21] J. Liang, M. Yun, F. Xia, and M. Liu, “A kind of single-polarization single-mode photonic crystal fiber,” J. Modern Opt. 59, 115-120 (2012).
[20] J. Liang, L. Ren, M. Yun, X. Han, and X. Wang, “Wideband ultraflat slow light with large group index in a W1 photonic crystal waveguide,” J. Appl. Phys. 110, 063103 (2011).
[19] J. Liang, L. Ren, M. Yun, and X. Wang, “Wideband slow light with ultralow dispersion in a W1 photonic crystal waveguide,” Appl. Opt. 50, G98-G103 (2011).
[18] J. Liang, M. Yun, W. Kong, X. Sun, W. Zhang and S. Xi, “Highly birefringent photonic crystal fibers with flattened dispersion and low effective mode area,” Optik 122, 2151-2154 (2011).
[17] H. Ju, L. Ren, J. Liang, E. Qu, and Z. Bai, “Method for Mueller matrix acquisition based on a division-of-aperture simultaneous polarimetric imaging technique,” J. Quant. Sprctrosc. Ra. 225, 39-44 (2019).
[16] W. Zhang, J. Liang, F. Xing, Z. Man, X. Ge, and S. Fu, “Polarimetric imaging method for target enhancement in haze based on polarimetric retrieval,” J. Modern Opt. 66, 1235-1243 (2019).
[15] W. Zhang, J. Liang, L. Ren, H. Ju, E. Qu, Z. Bai, Y. Tang, and Z. Wu. “Real-time image haze removal using an aperture-division polarimetric camera,” Appl. Opt. 56, 942-947 (2017).
[14] W. Zhang, J. Liang, H. Ju, L. Ren, E. Qu, and Z. Wu. “Study of visibility enhancement of hazy images based on dark channel prior in polarimetric imaging,” Optik 130, 123-130 (2017).
[13] K. Ren, L. Ren, J. Liang, X. Kong, H. Ju, and Z. Wu,“Highly strain and bending sensitive microtapered long-period fiber gratings,” IEEE Photonics Technology Letters 29, 1085-1088 (2017).
[12] K. Ren, L. Ren, J. Liang, X. Kong, H. Ju, and Z. Wu, “Online and efficient fabrication of helical long-period fiber gratings,” IEEE Photonics Technology Letters 29, 1175-1178 (2017).
[11] W. Zhang, J. Liang, H. Ju, L. Ren, E. Qu, and Z. Wu. “A robust haze-removal scheme in polarimetric dehazing imaging based on automatic identification of sky region,” Optics & Laser Technology 86, 145-151 (2016).
[10] K. Ren, L. Ren, J. Liang, X. Kong, H. Ju, Y. Xu, and Z. Wu. “Online fabrication scheme of helical long-period fiber grating for liquid-level sensing,” Applied Optics 55, 9675-9679 (2016).
[9] Y. Xu, L. Ren, J. Liang, C. Ma, Y. Wang, X. Kong, and X. Lin, “Wideband slow light in microfiber double-knot resonator with a parallel structure,” J. Appl. Phys. 118, 073105 (2015).
[8] Y. Xu, L. Ren, J. Liang, C. Ma, Y. Wang, N. Chen, and E. Qu, “A simple, polymer-microfiber-assisted approach to fabricating the silica microfiber knot resonator,” Opt. Communications 321, 157-161 (2014).
[7] X. Lin, L. Ren and J. Liang, “Nondestructive scheme for measuring the attenuation coefficient of polymer optical fiber,” Opt. Lett. 38, 528-530 (2013).
[6] N. Chen, J. Liang and L. Ren, “High-birefringence, low-loss porous fiber for single-mode terahertz-wave guidance,” Appl. Opt. 52, 5297-5302 (2013).
[5] H. Ju, L. Ren, J. Liang and C. Ma, “Stability-improved slow light in polarization-maintaining fiber based on polarization-managed stimulated Brillouin scattering,” J. Opt. 15, 035404 (2013).
[4] 梁健，巨海娟，张文飞，任立勇，屈恩世，“偏振光学成像去雾技术综述，”光学学报 37(4), 0400001 (2017).
[3] 梁健，云茂金，孔伟金，孙欣，张文飞，席思星，尹霞，杨学宗，“新型高双折射光子晶体光纤特性分析，”光子学报 39，39-42 (2010).
[2] 杨力铭，梁健，张文飞，巨海娟，任立勇，韩军，屈恩世，“基于非偏振光照明的水下偏振成像目标增强技术，”光学学报 38(6)，0611003 (2019).
[1] 巨海娟，梁健，张文飞，白兆峰，任立勇，屈恩世，“全偏振态同时探测实时彩色偏振成像技术研究，” 红外与毫米波学报 36，744-748 (2017).
