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ArticleDiverse roles of indacenodithiophene in push-pull chromophores for enhanced two-photon absorption and efficient nonlinear optical limitingYijia Chen, Wendan Luo, Ke Liu*, Taihong Liu*, Liping Ding, Yu Fang
Chin. J. Struct. Chem., 2025, 44(10), 100704. DOI: 10.1016/j.cjsc.2025.100704
October 15, 2025
Indacenodithiophene; Push-pull effect; Two-photon absorption; Structure-property correlation; Excited-state dynamics
ABSTRACT
The intrinsic structure-property correlation, two-photon absorption, and non- linear optical limiting capabilities of multi-polar indacenodithiophene (IDT) derivatives were illustrated experimentally and theoretically. -
ArticleAchieving the birefringence-bandgap trade-off: Hydrogen-bond engineered biuret-cyanurateZiqi Chen, Miriding Mutailipu*
Chin. J. Struct. Chem., 2025, 44(10), 100695. DOI: 10.1016/j.cjsc.2025.100695
October 15, 2025
Birefringence; π-conjugated group; Hydrogen bonding; Optical anisotropy
ABSTRACT
First designation of biuret as a birefringence-active moiety enabled construction of two cyanuric acid assemblies. [H5C2N3O2][H3C3N3O3]·xH2O achieves giant birefringence (0.403) with short UV cutoff edge (208 nm), resolving the inherent trade-off between optical anisotropy and bandgap.
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ArticleLead-free organic antimony halide with dual-band intrinsic white light emission for warm WLED directlyHua Tong, Haibo Li*, Wei Liu*, Gangfeng Ouyang*
Chin. J. Struct. Chem., 2025, 44(10), 100678. DOI: 10.1016/j.cjsc.2025.100678
October 15, 2025
Organic antimony halides; White light emission; Self-trapped excitons (STEs); WLED
ABSTRACT
By designing different functional units in the same structure, an organic antimony halide compound with dual-band intrinsic white light emission have been synthesized which have two emission centers comes from inorganic units and organic cations, showing potential as new solid-state lighting phosphors. -
ArticleStructural optimization of organometallic cages for enhanced photothermal solar water evaporationXiao-Qian Wan, Ya-Ning Xu, Jian-Xin Yang, Dan Tian*, Li-Long Dang*, Feng Bai, Lu-Fang Ma
Chin. J. Struct. Chem., 2025, 44(10), 100705. DOI: 10.1016/j.cjsc.2025.100705
October 15, 2025
Organometallic cage; Half-sandwich unit; Coordination-driven self-assembly; Photothermal conversion
ABSTRACT
Organometallic cages 1–4 were synthesized from E1-E4 and L1. Cage 4, with optimal photothermal properties, was used in membrane 1′, achieving a solar evaporation rate of 1.92 kg·m−2·h−1. -
ArticleFrom centrosymmetric CN3H6C6H5SO3 to non-centrosymmetric CN3H6C6H4SO3(OH): Hydroxyl introduced hydrogen bond reconstruction to realize strong second harmonic generationXiaodong Zhang, Bohui Xu, Deshuai Xiao, Xinyuan Zhang, Pifu Gong*, Zheshuai Lin*
Chin. J. Struct. Chem., 2025, 44(10), 100707. DOI: 10.1016/j.cjsc.2025.100707
October 15, 2025
ABSTRACT
By hydroxyl introduced hydrogen bond reconstruction, a centrosymmetric to non-centrosymmetric structural transformation has been achieved from CN3H6C6H5SO3 to CN3H6C6H4SO3(OH), which results in the realization of strong second harmonic generation.
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ArticleLigand conformational adaptability modulated self-assembly of Solomon links (412 ) and trefoil knots (31)Xing-Cheng Hu, Qiu-Shui Mu, Shu-Jin Bao, Yan Zou, Xin-Yu Wang, Guo-Xin Jin*
Chin. J. Struct. Chem., 2025, 44(10), 100712. DOI: 10.1016/j.cjsc.2025.100712
October 15, 2025
Coordination-driven self-assembly; Half-sandwich units; Solomon links; Trefoil knots; Conformational adaptability
ABSTRACT
Four distinct topological assemblies were constructed via coordination-driven self-assembly of one conformationally adap-tive ligand featuring a tunable torsional angle θ with different half-sandwich building blocks bearing Cp∗RhIII/IrIII. -
ArticleIonic covalent organic frameworks enable laser-pulse-duration-dependent high third-order nonlinear optical responsesTianyang Dong#, Xingyuan Wen#, Xingzhi Wu, Ying Jiang, Wang Chong，Ruizhi Liu, Junyi Li, Wenfa Zhou, Yinglin Song, Xiaofeng Shi, Rui Wen, Chunru Wang, Li Jiang*, Chunli Bai*
Chin. J. Struct. Chem., 2025, 44(10), 100733. DOI: 10.1016/j.cjsc.2025.100733
October 15, 2025
Ionic covalent organic framework; Third-order nonlinear optical properties; Pulse-width-dependent nonlinear absorption ; characteristics; Z-scan; Conjugated zwitterionic structures
ABSTRACT
A strong nonlinear refraction and convertible nonlinear absorption were simultaneously achieved in an ionic covalent or-ganic framework, taking the form of an ordered ultrathin film with an enhanced built-in electric field. -
ArticleRegulating the coplanarity of π-conjugated units through hydrogen bonding in FAHC2O4 and FAH2C3N3S3 crystalsYi-Chang Yang, Rui-Xi Wang, Li-Ming Wu*, Ling Chen*
Chin. J. Struct. Chem., 2025, 44(10), 100714. DOI: 10.1016/j.cjsc.2025.100714
October 15, 2025
Birefringence; Hydrogen bond; Coplanarity; Formamidinium; π-Conjugated unit
ABSTRACT
Two new crystals FAHC2O4 and FAH2C3N3S3 exhibit large birefringence, originating from π-conjugated units and coplanar structures, with hydrogen bond strength modulating the coplanarity. -
ArticleOrder-by-order control over the nonlinear optical properties of atomically precise nanoclustersYing Xu+, Yan Pu+, Qiong Zhang*, Xi Kang*, Manzhou Zhu
Chin. J. Struct. Chem., 2025, 44(10), 100735. DOI: 10.1016/j.cjsc.2025.100735
October 15, 2025
Metal nanoclusters; Alloying; Fluorescence; Nonlinear optics; Optical limiting
ABSTRACT
The heteroatom alloying effect was exploited to accomplish the order-by-order control over the nonlinear optics of atomi-cally precise nanoclusters. -
ReviewConstruction of metal cluster-based materials directed by a bifunctional pyridyl tripodal alcohol ligand according to hard and soft acid-base theoryYan-Jia Lin, Qing-Xin Zeng*, Xiao-Min Shen*, Shou-Tian Zheng, Xin-Xiong Li*
Chin. J. Struct. Chem., 2025, 44(10), 100702. DOI: 10.1016/j.cjsc.2025.100702
October 15, 2025
Tripodal alcohol ligand; Metal cluster; Polyoxometalate; Cluster-organic frameworks
ABSTRACT
A systematic summarization of metal cluster-based materials directed by a pyridyl tripodal alcohol ligand has been pre-sented, providing valuable insights for the further development of metal cluster-based functional materials. -
ReviewHomochiral metal-organic frameworks bearing privileged ligands for heterogeneous asymmetric catalysisPengfu Gao, Yuan Geng, Wei Gong*
Chin. J. Struct. Chem., 2025, 44(10), 100719. DOI: 10.1016/j.cjsc.2025.100719
October 15, 2025
Heterogeneous asymmetric catalysis; Metal-organic frameworks; Chiral ligands; Chiral pore environment
ABSTRACT
This review highlights the homochiral metal-organic frameworks built of privileged chiral ligands, aiming to facilitate the future development of robust chiral solid catalysts for broad-scope asymmetric organic transformations. -
ReviewFrustrated Lewis pairs in CO2 photoreduction: A review on synergistic activation and charge separationHuarui Han, Yangrui Xu, Yu Cheng, Liguang Tang, Jie Jin, Xinlin Liu, Changchang Ma, Ziyang Lu*
Chin. J. Struct. Chem., 2025, 44(10), 100728. DOI: 10.1016/j.cjsc.2025.100728
October 15, 2025
FLPs; CO2 reduction; Photocatalysis; Synergistic activation; Charge transfer mechanism
ABSTRACT
This review highlights how FLPs enhance photocatalytic CO2 reduction through synergistic molecular activation and di-rected electron transfer, offering a strategic pathway toward efficient and selective solar fuel production.
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