Pub Date : 2024-05-07DOI: 10.1080/02678292.2024.2349669
Yo Shimizu, Hikaru Sanada, Koji Kitagawa, Asumi Oka, Noboru Ohta, Tsuyoshi Kawai, Kingo Uchida
A triphenylene mesogen which possesses six dodecyloxyazobenzene units at the periphery linked by propylene-ether chain (2-C12-3) was synthesised and its mesomorphic phase transition behaviour was i...
{"title":"Dynamic change of molecular conformation generating a variation of liquid crystalline phases for triphenylene mesogens with peripheral alkoxyazobenzenes","authors":"Yo Shimizu, Hikaru Sanada, Koji Kitagawa, Asumi Oka, Noboru Ohta, Tsuyoshi Kawai, Kingo Uchida","doi":"10.1080/02678292.2024.2349669","DOIUrl":"https://doi.org/10.1080/02678292.2024.2349669","url":null,"abstract":"A triphenylene mesogen which possesses six dodecyloxyazobenzene units at the periphery linked by propylene-ether chain (2-C12-3) was synthesised and its mesomorphic phase transition behaviour was i...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"48 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140933133","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-06DOI: 10.1080/02678292.2024.2342490
Davide Revignas, Alberta Ferrarini
Ordinary nematic liquid crystals have a uniform director field as ground state. However, there are relevant examples of spontaneously twisted nematic states, not only in chiral, but also in achiral...
{"title":"Molecular shape, elastic constants and spontaneous twist in chiral and achiral nematics: insights from a generalised Maier–Saupe framework","authors":"Davide Revignas, Alberta Ferrarini","doi":"10.1080/02678292.2024.2342490","DOIUrl":"https://doi.org/10.1080/02678292.2024.2342490","url":null,"abstract":"Ordinary nematic liquid crystals have a uniform director field as ground state. However, there are relevant examples of spontaneously twisted nematic states, not only in chiral, but also in achiral...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"109 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140881635","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-06DOI: 10.1080/02678292.2024.2350042
Wenjun Zheng
Third-order optical nonlinearities of diacrylate mesogens RM82 and RM257 in the isotropic phase for a low-power continuous wave laser irradiation at 632.8 nm wavelength have been studied. In their ...
{"title":"Kerr coefficient and third-order nonlinear optical absorption coefficient of isotropic diacrylate mesogens at 632.8 nm wavelength","authors":"Wenjun Zheng","doi":"10.1080/02678292.2024.2350042","DOIUrl":"https://doi.org/10.1080/02678292.2024.2350042","url":null,"abstract":"Third-order optical nonlinearities of diacrylate mesogens RM82 and RM257 in the isotropic phase for a low-power continuous wave laser irradiation at 632.8 nm wavelength have been studied. In their ...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"16 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140881644","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Dye-doped cholesteric liquid crystals (DDCLCs) with a homeotropic initial state are more practical due to their lower power consumption and higher security. However, achieving the homeotropic initi...
{"title":"Transmittance spectra expression for dye-doped cholesteric liquid crystal with large optical activity","authors":"Hongbo Lu, Mingyan Ren, Xiaoyu Chang, Ying Cao, Longzhen Qiu, Jun Zhu, Miao Xu","doi":"10.1080/02678292.2024.2346918","DOIUrl":"https://doi.org/10.1080/02678292.2024.2346918","url":null,"abstract":"Dye-doped cholesteric liquid crystals (DDCLCs) with a homeotropic initial state are more practical due to their lower power consumption and higher security. However, achieving the homeotropic initi...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"21 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140932993","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-01DOI: 10.1080/02678292.2024.2345224
Oswaldo Adapta, J. Adrián Reyes
In this work, electromagnetic propagating modes within a planar waveguide featuring a cholesteric elastomer core whose helical axis is oriented perpendicular to the planar boundaries are analysed. ...
{"title":"Elastomer cholesteric waveguide slab for a transverse elongation","authors":"Oswaldo Adapta, J. Adrián Reyes","doi":"10.1080/02678292.2024.2345224","DOIUrl":"https://doi.org/10.1080/02678292.2024.2345224","url":null,"abstract":"In this work, electromagnetic propagating modes within a planar waveguide featuring a cholesteric elastomer core whose helical axis is oriented perpendicular to the planar boundaries are analysed. ...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"161 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140881674","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-01DOI: 10.1080/02678292.2024.2347591
Kazutaka Yamada, Noriyoshi Arai
This study investigates the self-assembly and phase transitions of cholesteric liquid crystals (CLCs) when confined in nanotubes, specifically focusing on the variations in their molecular structur...
本研究探讨了胆甾型液晶（CLCs）在纳米管中的自组装和相变，特别关注其分子结构的变化。
{"title":"Cholesteric liquid crystal phase variations within nanotubes: an in-depth analysis of the influences of twist radius and molecular pitch","authors":"Kazutaka Yamada, Noriyoshi Arai","doi":"10.1080/02678292.2024.2347591","DOIUrl":"https://doi.org/10.1080/02678292.2024.2347591","url":null,"abstract":"This study investigates the self-assembly and phase transitions of cholesteric liquid crystals (CLCs) when confined in nanotubes, specifically focusing on the variations in their molecular structur...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"25 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140881637","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-28DOI: 10.1080/02678292.2024.2345209
Mariola Buczkowska
Deformations of twisted and super-twisted layers composed of chiral and nonchiral nematic liquid crystals induced by in-plane electric field were studied numerically. The right-hand twisted structu...
数值研究了由手性和非手性向列液晶组成的扭曲层和超扭曲层在面内电场诱导下的变形。右旋扭曲结构...
{"title":"Electro-optic characteristics of chiral nematic layers deformed by in-plane electric field","authors":"Mariola Buczkowska","doi":"10.1080/02678292.2024.2345209","DOIUrl":"https://doi.org/10.1080/02678292.2024.2345209","url":null,"abstract":"Deformations of twisted and super-twisted layers composed of chiral and nonchiral nematic liquid crystals induced by in-plane electric field were studied numerically. The right-hand twisted structu...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"14 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140933128","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-28DOI: 10.1080/02678292.2024.2346923
Abhay Pratap Singh, Sanjeev Kumar Gupta, Golam Mohiuddin, Raj Kumar Khan, M. Karunakar
Two new homologous series of mesogenic compounds, alkanoic acid 4-{[4-(6-chloro-benzooxazol-2-yl)-phenylimino]-methyl}-3-hydroxy-phenyl ester (3a-c) and alkcanoic acid 4-(6-chloro-benzooxazol-2-yl)...
{"title":"Synthesis, structure and mesogenic properties of benzoxazole derivatives","authors":"Abhay Pratap Singh, Sanjeev Kumar Gupta, Golam Mohiuddin, Raj Kumar Khan, M. Karunakar","doi":"10.1080/02678292.2024.2346923","DOIUrl":"https://doi.org/10.1080/02678292.2024.2346923","url":null,"abstract":"Two new homologous series of mesogenic compounds, alkanoic acid 4-{[4-(6-chloro-benzooxazol-2-yl)-phenylimino]-methyl}-3-hydroxy-phenyl ester (3a-c) and alkcanoic acid 4-(6-chloro-benzooxazol-2-yl)...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"253 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140933132","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-28DOI: 10.1080/02678292.2024.2344222
Adrish Chakraborty, Debanjan Bhattacharjee, Ayon Bhattacharjee
This article is based on the Density Functional Theory (DFT) simulations approach to examine the structural and vibrational behaviour of pure 6O.6 and fluorinated 6O.6 liquid crystalline compounds....
{"title":"Insights into the dynamic symphony: a comprehensive computational exploration of pure and fluorinated 6O.6 liquid crystals with the help of DFT analysis","authors":"Adrish Chakraborty, Debanjan Bhattacharjee, Ayon Bhattacharjee","doi":"10.1080/02678292.2024.2344222","DOIUrl":"https://doi.org/10.1080/02678292.2024.2344222","url":null,"abstract":"This article is based on the Density Functional Theory (DFT) simulations approach to examine the structural and vibrational behaviour of pure 6O.6 and fluorinated 6O.6 liquid crystalline compounds....","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"122 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140932994","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-28DOI: 10.1080/02678292.2024.2345214
A. Adaka, P. Guragain, K. Perera, P. Nepal, B. Almatani, S. Sprunt, J. Gleeson, R. J. Twieg, A. Jákli
Most of the current highly polar rod-shaped molecules that form ferroelectric nematic (NF) phase do so only at elevated temperatures and multicomponent mixtures are generally needed to obtain a bro...
{"title":"A ferroelectric nematic liquid crystal vitrified at room temperature","authors":"A. Adaka, P. Guragain, K. Perera, P. Nepal, B. Almatani, S. Sprunt, J. Gleeson, R. J. Twieg, A. Jákli","doi":"10.1080/02678292.2024.2345214","DOIUrl":"https://doi.org/10.1080/02678292.2024.2345214","url":null,"abstract":"Most of the current highly polar rod-shaped molecules that form ferroelectric nematic (NF) phase do so only at elevated temperatures and multicomponent mixtures are generally needed to obtain a bro...","PeriodicalId":18011,"journal":{"name":"Liquid Crystals","volume":"18 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141516180","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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