Research progress in optical materials with cationic organic planar π-conjugated groups containing CN bonds

Hangwei Jia, Xueling Hou and Shilie Pan

Inorg. Chem. Front., 2024, 11, 7756
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Structural modification of hydroxyborates by adjusting the number of shared oxygen atoms and hydroxyl groups for further performance enhancement

Xiaoqin Ma, Xinjun Zhao, Qianzhen Zhang, Xifa Long and Yun Yang

Dalton Trans., 2025, 54, 2122
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Cation regulation achieves symmetry breaking: from centrosymmetric M2Cs2B10O17 (M = Na, K) to noncentrosymmetric Na3CsB10O17

Xiangcong Ma, Jia Wang, Xiaona Li, Yabo Wu, Zhihua Yang, Fangfang Zhang, Shujuan Han and Shilie Pan

J. Mater. Chem. C, 2026, 14, 572
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From BaAlBO3F2 to BaAlB3O6F2 and BaAl2(B3O6)2F2: the enhancement of birefringence and band gap by extending the π-conjugated system combined with [Al–O/F] functional groups

Cheng Chen, Danyang Dou, Yunjie Bai, Bingbing Zhang and Ying Wang

Inorg. Chem. Front., 2024, 11, 6020
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[C(NH2)3]2[C2H5(C2O4)]Cl: rational design of a metal-free UV birefringent crystal through the synergistic assembly of three distinct motifs

Yu-Ming Pan, Xin-You An and Zhi Fang

Chem. Commun., 2025, 61, 15894
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CN4H7B3O3F2(OH)2: short-wave UV hydroxyfluorooxyborate crystals with large birefringence

Chunjie Shen, Huan Zhou, Chenhui Hu, Zhihua Yang, Feng Zhang and Shilie Pan

Chem. Commun., 2025, 61, 16997
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Two Hydroxyfluorooxoborates Achieving Deep‐Ultraviolet Cutoff Edges and Moderate Birefringence by Assembling Multi‐Anionic Groups

Huanhuan Cheng, Xiaojing Li, Shilie Pan and Zhihua Yang

Chemistry A European J, 2024, 30
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Mg(C3O4H2)(H2O)2: A New Ultraviolet Nonlinear Optical Material Derived from KBe2BO3F2 with High Performance and Excellent Water‐Resistance

Lingli Wu, Chensheng Lin, Haotian Tian, Yuqiao Zhou, Huixin Fan, Shunda Yang, Ning Ye and Min Luo

Angew Chem Int Ed, 2024, 63
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Mg(C3O4H2)(H2O)2: A New Ultraviolet Nonlinear Optical Material Derived from KBe2BO3F2 with High Performance and Excellent Water‐Resistance

Lingli Wu, Chensheng Lin, Haotian Tian, Yuqiao Zhou, Huixin Fan, Shunda Yang, Ning Ye and Min Luo

Angewandte Chemie, 2024, 136
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Highly Polarizable Phosphorus‐Centered Tetrahedra and π‐Conjugated Carbon‐Centered Triangular Moieties Inducing Large Anisotropy and Short‐Wavelength Phase‐Matching

Wenbin Zhang, Muhammad Arif, Huan Zhou, Ran An, Zhihua Yang, Xueling Hou, Shilie Pan and Shujuan Han

Advanced Optical Materials, 2025, 13
DOI: 10.1002/adom.202403372

Exceptional Optical Anisotropy Enhancement Achieved Through Dual‐Ions Cosubstitution Strategy in Novel Hybrid Bismuth Halides

Zhiyong Bai and Kang Min Ok

Small, 2024, 20
DOI: 10.1002/smll.202311391

Boosting Ultraviolet Phase‐Matching Performance of B3O7‐Based Systems via Synergistic Fluorination and Organic Modification Strategy

Xueli Du, Haoran Liu, Wenhu Wang, Haoran Wang, Xueyan Wu and Min Zhang

Advanced Optical Materials, 2026
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[C(NH2)3]6Mo7O24: A Guanidinium Molybdate as a UV Nonlinear Optical Crystal with Large Birefringence

Meng-Han Lv, Shu-Fang Li, Meng-Meng Ren, Jia-Xin Wang, Ru-Ling Tang, Jin Chen, Hongbo Huang, Bingbing Zhang and Dong Yan

Inorg. Chem., 2024, 63, 3948
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(C3N2H5)B3O3F2(OH)2: Realizing Large Birefringence via a Synergistic Effect between Anion F/OH‐Ratio Optimization and Cation Activation

Chenhui Hu, Chunjie Shen, Huan Zhou, Jian Han, Zhihua Yang, Kenneth R. Poeppelmeier, Feng Zhang and Shilie Pan

Small Structures, 2024, 5
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Sulfate Derivatives with Heteroleptic Tetrahedra: New Deep‐Ultraviolet Birefringent Materials in which Weak Interactions Modulate Functional Module Ordering

Huan Zhou, Meng Cheng, Dongdong Chu, Xu Liu, Ran An, Shilie Pan and Zhihua Yang

Angew Chem Int Ed, 2025, 64
DOI: 10.1002/anie.202413680

[C(NH2)3][B(C2O2H4)2]: An Organic–Inorganic Hybrid Borate Containing Nonlinear-Optical Active Unit [B(C2O2H4)2]− with Solar-Blind-Region Optical Nonlinearity

Jia-Xin Wang, Shu-Fang Li, Meng-Meng Ren, Meng-Han Lv, Ru-Ling Tang, Jin Chen, Hongbo Huang, Bingbing Zhang and Dong Yan

Inorg. Chem., 2024, 63, 4487
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[B3O3F4(OH)]2–: A Versatile Hydroxyfluorooxoborate Heteroanion Producing Compounds with Highly Tunable Optical Anisotropy

Zeen Li, Congcong Jin, Changyou Liu, Juanjuan Lu, Zhihua Yang, Shilie Pan and Miriding Mutailipu

Chem. Mater., 2024, 36, 6985
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Li3[AlP2O7F(OH)](H2O)0.5 and A[Al2(PO4)2F(H2O)](A = K, Rb): Counter Cation Templates Derived Three Polar Alkaline Metal Fluoroaluminophosphates

Yucheng Hao, Changlin Chen, Cheng Hou, Shaokai Liu, Zheng Peng, Yuan Lin, Haijian Li, Xi Zhao, Kisan Koirala, Hongdian Lu, Chonghai Deng and Kunhong Hu

Inorg. Chem., 2024, 63, 24885
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Hydrogen bond-derived symmetry transformation in hydroxyborates: Converting the nonlinearity from null to active

Ziqi Chen, Changyou Liu, Junjie Li, Zhihua Yang, Shilie Pan and Miriding Mutailipu

Materials Today Chemistry, 2024, 40, 102277
DOI: 10.1016/j.mtchem.2024.102277

[C3H7N6]3[B3O5(OH)2] and [C3H8N6]4[B12O19(OH)6]: Two Melamine Borates with Large Birefringence

Ya-Lan Deng, Chun-Li Hu and Jiang-Gao Mao

Inorg. Chem., 2024, 63, 22973
DOI: 10.1021/acs.inorgchem.4c04170

Triple Integration of π‐Conjugated Building Blocks: Unprecedented Assembly for Large Optical Anisotropy

Ruyi Niu, Xiaona Li, Zhihua Yang, Juanjuan Lu, Xueling Hou, Shujuan Han, Shilie Pan and Miriding Mutailipu

Small, 2025, 21
DOI: 10.1002/smll.202511399

Hydrogen‐Bonded Assembly of Functional Units for Constructing Linear and Nonlinear Optical Crystals

Ziqi Chen, Changyou Liu, Chenxu Li, Juanjuan Lu, Zhihua Yang, Shilie Pan and Miriding Mutailipu

Advanced Optical Materials, 2025, 13
DOI: 10.1002/adom.202500631

Sulfate Derivatives with Heteroleptic Tetrahedra: New Deep‐Ultraviolet Birefringent Materials in which Weak Interactions Modulate Functional Module Ordering

Huan Zhou, Meng Cheng, Dongdong Chu, Xu Liu, Ran An, Shilie Pan and Zhihua Yang

Angewandte Chemie, 2025, 137
DOI: 10.1002/ange.202413680