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Visible to Near-Infrared Luminescence and Reversible Photochromism in Mn2+/Nd3+ Co-Doped Double Perovskite for Versatile Applications
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-28 DOI: 10.1002/adom.202402515
Ruichen Xu, Biao Zheng, Xiaochen Fang, Xiaolong Sun, Jinquan Hong, Hai Huang, Weiguo Wang, Jun Wang
{"title":"Visible to Near-Infrared Luminescence and Reversible Photochromism in Mn2+/Nd3+ Co-Doped Double Perovskite for Versatile Applications","authors":"Ruichen Xu,&nbsp;Biao Zheng,&nbsp;Xiaochen Fang,&nbsp;Xiaolong Sun,&nbsp;Jinquan Hong,&nbsp;Hai Huang,&nbsp;Weiguo Wang,&nbsp;Jun Wang","doi":"10.1002/adom.202402515","DOIUrl":"https://doi.org/10.1002/adom.202402515","url":null,"abstract":"<p>Multifunctional optical materials with temperature sensing and anti-counterfeiting properties play an essential role in the commercial applications. Herein, Mn<sup>2+</sup>/Nd<sup>3+</sup> co-doped Cs<sub>2</sub>AgInCl<sub>6</sub> (CAIC) lead-free double perovskites (DPs) is synthesized through a hydrothermal method, which exhibits visible to near-infrared (NIR) luminescence and reversible photochromic properties from yellowish to dark purple. The mechanism investigations on the photoluminescence and photochromic phenomena reveal that the incorporation of Mn<sup>2+</sup> ions not only acts as an intermediary in the energy transfer process from the host exciton to Nd<sup>3+</sup> ions, but also plays a pivotal role in the reversible photochromic response. The temperature-dependent luminescence, attributed to the contrasting thermal responses of Mn<sup>2+</sup> and Nd<sup>3+</sup> ions, enables precise temperature sensing via the fluorescence intensity ratio method. In addition, the integration of visible red emission, NIR luminescence, and photochromic properties in a single CAIC: Mn<sup>2+</sup>/Nd<sup>3+</sup> DPs, offers a multilevel anti-counterfeiting strategy. The multifunctional CAIC: Mn<sup>2+</sup>/Nd<sup>3+</sup> DPs would open up new avenues for advanced optical applications, particularly in the realms of temperature sensing and security anti-counterfeiting.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 6","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143475776","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cyano-Substituted Distyrylbenzene Derivative for Laser Media: High Solid-State Luminescence and Processabilities by Tert-Butyl Appending Design
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-28 DOI: 10.1002/adom.202402701
Takumi Matsuo, Soichiro Azuma, Mahiro Nakabayashi, Fumio Sasaki, Shotaro Hayashi
{"title":"Cyano-Substituted Distyrylbenzene Derivative for Laser Media: High Solid-State Luminescence and Processabilities by Tert-Butyl Appending Design","authors":"Takumi Matsuo,&nbsp;Soichiro Azuma,&nbsp;Mahiro Nakabayashi,&nbsp;Fumio Sasaki,&nbsp;Shotaro Hayashi","doi":"10.1002/adom.202402701","DOIUrl":"https://doi.org/10.1002/adom.202402701","url":null,"abstract":"<p>To create effective organic laser media, it is essential to design molecules with high photoluminescence (PL) quantum efficiency (<i>Φ</i><sub>PL</sub>), solubility-processability for facile crystal resonator formation, and structural tunability. Cyano-<i>β</i>-substituted distyrylbenzene (<b>CDSB</b>) is recognized as a potential solid-luminogen but is limited by its quantum efficiency and solubility toward crystal resonator processability. Herein the rational design for high solid-state luminescence and processability is demonstrated through designing <i>tertiary</i>-butyl (<i>t</i>Bu)-appended approach. In contrast, <i>t</i>Bu-appended <b>CDSB</b>, namely <b><i>t</i>BuC</b>, has good solubility for crystal growth processability and controllability, allowing for the formation of high <i>Φ</i><sub>PL</sub> polymorphs. <b><i>t</i>BuC</b> offers selective growth for (<b>I</b>) green-emissive platelet crystals or (<b>II</b>) blue-emissive needle crystals. The <i>Φ</i><sub>PL</sub> is 0.72 for <b>I</b> and 0.91 for <b>II</b>. The <i>Φ</i><sub>PL</sub> value for <b>II</b> is among the highest in the <b>CDSB</b> series, attributed to the segregated luminescent species based on bulky <i>t</i>Bu. Lasing is observed for <b>II</b> due to the above characteristics. The addition of <i>t</i>Bu offers a new strategy for crystal engineering toward the realization of laser media although it is a chemically simple approach.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 8","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143622768","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-fold Phase Metasurface Holography Based on Frequency and Hybrid Decoupling Polarizations
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-28 DOI: 10.1002/adom.202402303
Hongqiang Zhou, Chongli Zhao, Cong He, Qiang Jiang, Hongbo Wang, Ruizhe Zhao, Tianlong Man, Yuhong Wan, Guangzhou Geng, Lingling Huang
{"title":"Multi-fold Phase Metasurface Holography Based on Frequency and Hybrid Decoupling Polarizations","authors":"Hongqiang Zhou,&nbsp;Chongli Zhao,&nbsp;Cong He,&nbsp;Qiang Jiang,&nbsp;Hongbo Wang,&nbsp;Ruizhe Zhao,&nbsp;Tianlong Man,&nbsp;Yuhong Wan,&nbsp;Guangzhou Geng,&nbsp;Lingling Huang","doi":"10.1002/adom.202402303","DOIUrl":"https://doi.org/10.1002/adom.202402303","url":null,"abstract":"<p>Metasurfaces are artificially intelligent planar optical devices that can realize excellent functions by optimizing the design of nanostructures and arrays. Metasurfaces have become the preferred approach for fabricating integrated and compact optical systems with micro- and nano-scale solutions for realizing multi-dimensional modulated optical devices. Herein, the realization of multi-fold phase holography is demonstrated by combining switchable optical frequencies with hybrid circular and linear polarization states. The original holographic phase distribution can be inversely optimized using an adaptive momentum gradient descent algorithm. Furthermore, completely different images can be reconstructed when the phase values are several times the original values. The multi-fold phase modulation can be achieved by optimizing the structural distribution of the dielectric metasurface with the incident changeable light frequency and decoupled circular and linear polarization. Different polarization combinations enhance the flexibility of multiple holographic modulations. This technology provides new solutions for dynamic multi-fold beam directional refraction and excitation, orbital angular momentum communication, multi-fold holographic displays, optical encryption and camouflage, light switching, and shaping.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 6","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143475774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Achieving Efficient Blue Room-Temperature Phosphorescence Through Self-Doping of Similar Structures and Polymer Assistance
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-28 DOI: 10.1002/adom.202402452
Xiaoqiang Zhao, Xiao He, Yide Gao, Song Liang, Guangyu Wen, Bo Wang, Kun Gong, Wenhui Feng, Denghui Ji
{"title":"Achieving Efficient Blue Room-Temperature Phosphorescence Through Self-Doping of Similar Structures and Polymer Assistance","authors":"Xiaoqiang Zhao,&nbsp;Xiao He,&nbsp;Yide Gao,&nbsp;Song Liang,&nbsp;Guangyu Wen,&nbsp;Bo Wang,&nbsp;Kun Gong,&nbsp;Wenhui Feng,&nbsp;Denghui Ji","doi":"10.1002/adom.202402452","DOIUrl":"https://doi.org/10.1002/adom.202402452","url":null,"abstract":"<p>Blue is one of the three primary colors, and it is a crucial element in the regulation and application of organic room-temperature phosphorescence (ORTP). However, the considerable Stokes shift of small organic molecules presents a challenge for creating blue afterglow materials. To address this, host-guest-doped materials are prepared by selecting compounds with similar structures for self-doping. This method effectively regulated blue organic long-lasting phosphorescence. Additionally, the persistent-RTP and organic long-persistent luminescence (LPL) properties can be further enhanced by incorporating a rigid or flexible polymer network, creating a dense environment between the host and guest. Remarkably, the phosphorescence lifetime and afterglow duration of polymer-assisted doped materials are ≈5 times greater than those of host-guest doped crystal materials. Apart from its high efficiency, environmental friendliness, and easy synthesis, this blue ORTP material boasts high thermal stability and flexibility. Furthermore, this blue material demonstrates considerable potential in applications such as information encryption and anti-counterfeiting across various media, including paper, cotton thread, and leaves.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 6","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143475775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deep-Subwavelength Focusing and Reflectionless Negative Refraction in Visible-Light Hyperbolic Metasurface
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-25 DOI: 10.1002/adom.202402591
Kobi-Yaakov Cohen, Shimon Dolev, Guy Bartal
{"title":"Deep-Subwavelength Focusing and Reflectionless Negative Refraction in Visible-Light Hyperbolic Metasurface","authors":"Kobi-Yaakov Cohen,&nbsp;Shimon Dolev,&nbsp;Guy Bartal","doi":"10.1002/adom.202402591","DOIUrl":"https://doi.org/10.1002/adom.202402591","url":null,"abstract":"<p>Hyperbolic metasurfaces (HMSs) are artificially-engineered interfaces, exhibiting high anisotropy manifested as hyperbolic dispersion. Their ability to support extremely large momenta with negative diffraction and refraction places them as promising platforms for on-chip super-resolution and enhanced light-matter interaction. While the hyperbolic nature of these structures is experimentally demonstrated, only a limited number of studies have concentrated on their super-resolution capabilities, which are never obtained at visible-frequency for fully harnessing their immense resolution potential. Here, a near-field investigation of visible-frequency HMSs is presented, exploiting their super-resolution capabilities to their maximum potential. The impulse response of waves propagating across HMSs is measured and demonstrates deep sub-wavelength anomalous focusing and on-chip reflectionless negative refraction at the interface of parabolic and hyperbolic media, independent of incident angle. The approach lays the foundation for sub-wavelength imaging in 2D space for the advancement of imaging and wave compression devices, leveraging the capabilities of HMSs.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 7","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adom.202402591","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143555166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Lossless Phase Change Materials for Adjustable Tamm Plasmon Polaritons in the Near-Infrared
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-25 DOI: 10.1002/adom.202402889
Ming-Jyun Ye, Rashid G. Bikbaev, Pavel S. Pankin, Lu-Hsing Chen, David Chiu, Ivan V. Timofeev, Hung-Wen Chen, Satoshi Ishii, Kuo-Ping Chen
{"title":"Lossless Phase Change Materials for Adjustable Tamm Plasmon Polaritons in the Near-Infrared","authors":"Ming-Jyun Ye,&nbsp;Rashid G. Bikbaev,&nbsp;Pavel S. Pankin,&nbsp;Lu-Hsing Chen,&nbsp;David Chiu,&nbsp;Ivan V. Timofeev,&nbsp;Hung-Wen Chen,&nbsp;Satoshi Ishii,&nbsp;Kuo-Ping Chen","doi":"10.1002/adom.202402889","DOIUrl":"https://doi.org/10.1002/adom.202402889","url":null,"abstract":"<p>Incorporation of phase-change materials (PCM) into nanophotonic structures is a straightforward method for making them tunable. The binary semiconducting chalcogenide antimony trisulfide (Sb<sub>2</sub>S<sub>3</sub>) is a suitable PCM for nanophotonic applications in the near-infrared (NIR) owing to its high refractive index, low optical losses, and wide bandgap. Therefore, in this study, Sb<sub>2</sub>S<sub>3</sub> Tamm plasmon polaritons (TPPs) are fabricated with a focus on their widespread use in nanophotonic applications. For this, a gold film and Sb<sub>2</sub>S<sub>3</sub> are deposited on the distributed Bragg reflector through e-beam evaporation. TPPs are excited at the interface between the distributed Bragg reflector (DBR) and the metal layer. The refractive index, extinction coefficient, and high-Q reflectance spectra of the developed Sb<sub>2</sub>S<sub>3</sub> are measured and analyzed. The Sb<sub>2</sub>S<sub>3</sub> TPPs exhibit a resonance shift of 45 nm caused by the phase change of Sb<sub>2</sub>S<sub>3</sub> from amorphous to crystalline. In addition, the angle-dependent resonance shifts of 85, 76, and 63 nm are achieved by unpolarized, transverse magnetic (TM), and transverse electric (TE) modes near NIR light, respectively. The developed Sb<sub>2</sub>S<sub>3</sub> TPP can be applied in various nanophotonics applications, including optical memory, optical data storage, and LiDAR receiver systems.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 9","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143690185","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Scalable Terahertz Room Temperature Photoreceivers Based on Large-Area Hexagonal Boron Nitride and Graphene Heterostructures
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-25 DOI: 10.1002/adom.202402100
Leonardo Viti, Osman Balci, Jincan Zhang, Adil Meersha, Andrea C. Ferrari, Miriam S. Vitiello
{"title":"Scalable Terahertz Room Temperature Photoreceivers Based on Large-Area Hexagonal Boron Nitride and Graphene Heterostructures","authors":"Leonardo Viti,&nbsp;Osman Balci,&nbsp;Jincan Zhang,&nbsp;Adil Meersha,&nbsp;Andrea C. Ferrari,&nbsp;Miriam S. Vitiello","doi":"10.1002/adom.202402100","DOIUrl":"https://doi.org/10.1002/adom.202402100","url":null,"abstract":"<p>The development of scalable techniques for large-area growth of layered materials unlocks technological opportunities for the implementation of devices and components suitable for on-chip integration on photonic integrated platforms. Here, terahertz (THz) photoreceivers based on large-area hexagonal boron nitride/single-layer graphene (SLG)/hexagonal boron nitride heterostructures, prepared by chemical vapor deposition and realized by means of an industrially scalable method, are reported. The photo-thermoelectric sensors are integrated on-chip with planar antennas, on-chip radio frequency circuitry, a low-pass hammer-head filter and coplanar strip lines, combining nanosecond response time and large sensitivity. Room temperature responsivities of ≈4 V W<sup>−1</sup>, with noise equivalent power ≈4 nWHz<sup>−1/2</sup> at high (2.86 THz) frequencies are reached, in a fully frequency-scalable architecture. This paves the way for multiplexed hyperspectral THz cameras and optical communication systems.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 4","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adom.202402100","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143119278","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Monitoring of Single-Cell Bacterial Lysis by Phages Within Integrated Optical Traps
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-25 DOI: 10.1002/adom.202402586
Enrico Tartari, Nicolas Villa, Hugues de Villiers de la Noue, Simon Glicenstein, Emmanuel Picard, Pierre R. Marcoux, Marc Zelsmann, Emmanuel Hadji, Grégory Resch, Romuald Houdré
{"title":"Monitoring of Single-Cell Bacterial Lysis by Phages Within Integrated Optical Traps","authors":"Enrico Tartari,&nbsp;Nicolas Villa,&nbsp;Hugues de Villiers de la Noue,&nbsp;Simon Glicenstein,&nbsp;Emmanuel Picard,&nbsp;Pierre R. Marcoux,&nbsp;Marc Zelsmann,&nbsp;Emmanuel Hadji,&nbsp;Grégory Resch,&nbsp;Romuald Houdré","doi":"10.1002/adom.202402586","DOIUrl":"https://doi.org/10.1002/adom.202402586","url":null,"abstract":"<p>The bacterial ecosystem is naturally balanced by viruses known as bacteriophages. Accordingly, they represent an emerging adjuvant to antibiotics to fight bacterial infections. However, the interaction of a single bacterium with bacteriophages remains poorly understood. Here, the use of nanoscale light engineering for the fundamental study of single bacterium-phages interaction is demonstrated. The ability to monitor the lysis of single <i>Escherichia coli</i> cells challenged by two different types of bacteriophages in silicon-on-insulator photonic crystal (PhC) cavities is shown. These nanostructures allow for the optical trapping of a single phage-infected bacterium and their resonant nature allows deciphering the viability of the bacterium by continuously sensing its interaction with the optical field. L3 and H2 PhC cavities are used for the experiments. While the L3 allows for a fine investigation of the bacterial outer membrane, the H2 allows for the optical trapping of the bacterium even after lysis. The analysis of the post-lysis bacterial response provides information that correlates with phage-specific properties. These results, obtained without any need for preliminary labeling nor bioreceptors, deepen the understanding of the fundamentals of bacteria-phages interaction and pave the way to novel breakthrough tools for phage therapy and more generally for antimicrobial susceptibility testing.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 6","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adom.202402586","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143475837","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wave-Interference Photonic Crystals and Space Charge Engineering Enable Efficient Broadband Faint Light Detection in Organic/Inorganic Hybrid Photodetectors
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-25 DOI: 10.1002/adom.202402772
Yibo Zhang, Sara Almenabawy, Gloria Vytas, Moein Shayegannia, Jiabao Shen, Haozhe Wang, Nazir P. Kherani
{"title":"Wave-Interference Photonic Crystals and Space Charge Engineering Enable Efficient Broadband Faint Light Detection in Organic/Inorganic Hybrid Photodetectors","authors":"Yibo Zhang,&nbsp;Sara Almenabawy,&nbsp;Gloria Vytas,&nbsp;Moein Shayegannia,&nbsp;Jiabao Shen,&nbsp;Haozhe Wang,&nbsp;Nazir P. Kherani","doi":"10.1002/adom.202402772","DOIUrl":"https://doi.org/10.1002/adom.202402772","url":null,"abstract":"<p>Noise current, detectivity, quantum efficiency, and response speed are critical metrics in evaluating organic/inorganic photodiodes. Herein, these metrics are simultaneously advanced in poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS)/native SiO<sub>x</sub>/n-Si hybrid photodetectors, achieving excellent performance in detecting broadband faint light. Wave-interference photonic crystals, comprising periodic microstructured inverse pyramids with nanometer-scale mesa widths, are integrated into the Si absorber to effectively couple incident light for increased absorption, thereby balancing optics and conformal contact coverage. The developed photodetector comprises a deep depletion region and interfacial SiO<sub>x</sub> layer, enabling diffusion-mitigated broadband photocarrier transport and effective charge collection, and suppressing carrier tunneling processes for low-noise. An ultralow reverse dark current density of ≈2.46 × 10<sup>−8</sup> A cm<sup>−2</sup> at −0.4 V is realized for nanowatt-level light detection. The photodetector showcases superlative properties among reported PEDOT:PSS–based inorganic heterojunctions, including a broadband external quantum efficiency of &gt;≈80% from 340 to 960 nm (internal quantum efficiency of &gt;≈90% from 380 to 840 nm), detectivity of &gt;≈10<sup>12</sup> Jones from 300 to 1140 nm, and microsecond response speed. This study provides practical insight for combining high-absorption microstructures with space charge engineering for the development of high-performance organic/inorganic hybrid photodetectors.</p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 8","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143622680","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Generating High-Fidelity Structured Light Fields Through an Ultrathin Multimode Fiber Using Phase Retrieval (Advanced Optical Materials 3/2025)
IF 8 2区 材料科学
Advanced Optical Materials Pub Date : 2025-01-24 DOI: 10.1002/adom.202570049
Ralf Mouthaan, Peter J. Christopher, Kishan Dholakia, George S. D. Gordon, Timothy Wilkinson, Tijmen G. Euser
{"title":"Generating High-Fidelity Structured Light Fields Through an Ultrathin Multimode Fiber Using Phase Retrieval (Advanced Optical Materials 3/2025)","authors":"Ralf Mouthaan,&nbsp;Peter J. Christopher,&nbsp;Kishan Dholakia,&nbsp;George S. D. Gordon,&nbsp;Timothy Wilkinson,&nbsp;Tijmen G. Euser","doi":"10.1002/adom.202570049","DOIUrl":"https://doi.org/10.1002/adom.202570049","url":null,"abstract":"<p><b>Wavefront Shaping</b></p><p>In article 2401985, Kishan Dholakia and co-workers describe high-fidelity projection of structured light through a multimode fiber. The projection of Bessel beams, Airy beams and Laguerre-Gaussian is demonstrated, enabling advanced microscopy technologies at the tip of a hair-thin optical fiber.\u0000\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":116,"journal":{"name":"Advanced Optical Materials","volume":"13 3","pages":""},"PeriodicalIF":8.0,"publicationDate":"2025-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/adom.202570049","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143118561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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