{"doi":"10.1073/pnas.2111101118","title":"Spontaneous helielectric nematic liquid crystals: Electric analog to helimagnets","abstract":"<jats:title>Significance</jats:title>\n                  <jats:p>The recent discovery of the emerging ferroelectric nematics opens an avenue not only for exploring exotic polar matter states in condensed matter physics but also for providing opportunities toward brand new liquid crystal technologies. Here, we revealed the existence of a helielectric nematic state by introducing the chirality into the ferroelectric nematics. Combining multiple intercorrelated measurements, we confirmed a helicoidal-type polar vector field in the helielectric nematics. The emergent polar symmetry triggers distinctions in topology to the dielectric cholesterics. Via proper doping of chiral generators, the helielectric state can survive down to room temperature, retaining excellent nonlinear optical and dielectric properties. Hence, it offers a stable material platform for exploring unidentified polarity–chirality–coupled textures and developing functional electrooptical devices.</jats:p>","journal":"Proceedings of the National Academy of Sciences","year":2021,"id":672985,"datarank":0.7242470605953454,"base_score":4.8283137373023015,"endowment":4.8283137373023015,"self_citation_contribution":0.7242470605953454,"citation_network_contribution":0.0,"self_endowment_contribution":0.7242470605953454,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":124,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":1,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1758360,"name":"Junchen Zhou","orcid":null,"position":1,"is_corresponding":false},{"id":1051934,"name":"Jinxing Li","orcid":"0009-0008-5432-0313","position":2,"is_corresponding":false},{"id":1758361,"name":"Junichi Kougo","orcid":null,"position":3,"is_corresponding":false},{"id":1120703,"name":"Zhe Wan","orcid":"0000-0002-6464-5778","position":4,"is_corresponding":false},{"id":1758362,"name":"Mingjun Huang","orcid":"0000-0002-4299-5750","position":5,"is_corresponding":false},{"id":1758363,"name":"Satoshi Aya","orcid":"0000-0001-5873-1701","position":6,"is_corresponding":false},{"id":1758359,"name":"Xiuhu Zhao","orcid":null,"position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"resolved":true,"title":"Spontaneous helielectric nematic liquid crystals: Electric analog to helimagnets","abstract":"<jats:title>Significance</jats:title>\n                  <jats:p>The recent discovery of the emerging ferroelectric nematics opens an avenue not only for exploring exotic polar matter states in condensed matter physics but also for providing opportunities toward brand new liquid crystal technologies. Here, we revealed the existence of a helielectric nematic state by introducing the chirality into the ferroelectric nematics. Combining multiple intercorrelated measurements, we confirmed a helicoidal-type polar vector field in the helielectric nematics. The emergent polar symmetry triggers distinctions in topology to the dielectric cholesterics. Via proper doping of chiral generators, the helielectric state can survive down to room temperature, retaining excellent nonlinear optical and dielectric properties. Hence, it offers a stable material platform for exploring unidentified polarity–chirality–coupled textures and developing functional electrooptical devices.</jats:p>","is_dataset_classified":null,"base_score":4.8283137373023015,"endowment":4.8283137373023015,"datacite_reuse_total":1,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"34642251","pmcid":null,"openalex_id":"https://openalex.org/W3155493126","authors":[],"funders":[{"funder_name":"National Natural Science Foundation of China","grant_id":"12050410231","title":null},{"funder_name":"National Natural Science Foundation of China","grant_id":"11904106","title":null},{"funder_name":"National Natural Science Foundation of China","grant_id":"51890871","title":null}],"total_grants":3,"fwci":5.2954,"citation_percentile":0.97241404,"influential_citations":0,"citation_trend":[{"year":2021,"count":2},{"year":2022,"count":21},{"year":2023,"count":27},{"year":2024,"count":38},{"year":2025,"count":23},{"year":2026,"count":12}],"oa_status":"green","license":"https://www.pnas.org/site/aboutpnas/licenses.xhtml","oa_locations":[{"url":"https://arxiv.org/pdf/2104.05362","host_type":"repository"},{"url":"https://arxiv.org/pdf/2104.05362","host_type":"repository"},{"url":"http://www.pnas.org/syndication/doi/10.1073/pnas.2111101118","host_type":"publisher"},{"url":"https://pnas.org/doi/pdf/10.1073/pnas.2111101118","host_type":"publisher"},{"url":"http://arxiv.org/abs/2104.05362","host_type":"repository"},{"url":"https://doi.org/10.1073/pnas.2111101118","host_type":"journal"},{"url":"https://pubmed.ncbi.nlm.nih.gov/34642251","host_type":"repository"},{"url":"https://www.ncbi.nlm.nih.gov/pmc/articles/8545456","host_type":"repository"}],"fields_of_study":["Liquid Crystal Research Advancements","Nonlinear Dynamics and Pattern Formation","Photonic Crystals and Applications"],"mesh_terms":[],"keywords":["Liquid crystal","Polar","Ferroelectricity","Helicity","Condensed matter physics","Biaxial nematic","Dielectric","Materials science","Electric field","Chemical physics","Optics","Physics","Optoelectronics"],"sdg_mappings":[],"linked_datasets":[{"doi":"10.48550/arxiv.2104.05362","title":"Observation of Spontaneous Helielectric Nematic Fluids: Electric Analogy to Helimagnets","publisher":"arXiv","resource_type":"Text"}],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-08-16T11:59:32.793042Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}