Plasmonics最新文献_第8页

VO2-driven Polarization-Insensitive Conformal Meta-structure Unlocking the Reconfigurability in Terahertz Regime VO2 驱动的极化不敏感共形元结构释放太赫兹波段的可重构性

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-12 DOI: 10.1007/s11468-024-02465-4

Niti Rani, Aashish Kumar Bohre, Aniruddha Bhattacharya

引用次数: 0

High Sensitivity Refractive Index Sensor Based on TiO2-Ag Double-Layer Coated Photonic Crystal Fiber 基于 TiO2-Ag 双层涂层光子晶体光纤的高灵敏度折射率传感器

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-12 DOI: 10.1007/s11468-024-02459-2

Qingyang Liu, Xin Zhao, Qixuan Zhang, Zhiyong Xue, Qiankang Shang, Yao Lu, Weiguo Yan

{"title":"High Sensitivity Refractive Index Sensor Based on TiO2-Ag Double-Layer Coated Photonic Crystal Fiber","authors":"Qingyang Liu, Xin Zhao, Qixuan Zhang, Zhiyong Xue, Qiankang Shang, Yao Lu, Weiguo Yan","doi":"10.1007/s11468-024-02459-2","DOIUrl":"10.1007/s11468-024-02459-2","url":null,"abstract":"<div><p>In this study, a D-type photonic crystal fiber (PCF) refractive index (RI) sensor based on surface plasmon resonance (SPR) is designed. The plasma material is silver (Ag), and the titanium dioxide (TiO<sub>2</sub>) is selected to cover the silver film to protect silver from oxidation and enhance the SPR effect. This design enables the sensor to effectively detect the RI change of the analyte. Utilizing the finite element method (FEM), we elaborately researched and optimized various structural parameters and analyzed the influencing factors of the sensor performance. The operating wavelength range of the sensor is from 1000 to 2000 nm. In the RI sensing range of 1.345 to 1.405, the designed PCF sensor possesses an extraordinary maximum wavelength sensitivity of 32,000 nm/RIU, the outstanding figure-of-merit (FOM) of 584.59 RIU<sup>−1</sup>, and a maximum resolution of 3.125 × 10<sup>−6</sup> RIU. The results concise indicate that the proposed sensor exhibits predominant sensitivity and resolution to the changes of RI of analyte through the SPR effect. The sensor has significant advantages such as ultra-high sensitivity, small size, and low manufacturing complexity.</p></div>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 5","pages":"2419 - 2432"},"PeriodicalIF":3.3,"publicationDate":"2024-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142213506","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A Terahertz Multistate Switch and Switchable Filter Utilizing Vanadium Dioxide and Photosensitive Silicon Single-Layer Metamaterial 利用二氧化钒和光敏硅单层超材料的太赫兹多态开关和可切换滤波器

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-09 DOI: 10.1007/s11468-024-02466-3

Xianshun Cai, Zhongyin Xiao, Qi Zheng, Yulong Liu

{"title":"A Terahertz Multistate Switch and Switchable Filter Utilizing Vanadium Dioxide and Photosensitive Silicon Single-Layer Metamaterial","authors":"Xianshun Cai, Zhongyin Xiao, Qi Zheng, Yulong Liu","doi":"10.1007/s11468-024-02466-3","DOIUrl":"10.1007/s11468-024-02466-3","url":null,"abstract":"<p>We present a terahertz (THz) multistate switch and switchable filter utilizing vanadium dioxide and photosensitive silicon single-layer metamaterial (TMSASF). The TMSASF features four states (11, 10, 01, and 00) when THz waves between 0.1 and 4 THz are vertically incident, functioning as a high-performance THz switch with the modulation degrees of amplitude of 100%, where the 11, 10, and 01 states indicate that the switch is ON, while the 00 state indicates that it is OFF. These states correspond to a THz dual-frequency band-pass filter, a THz single-frequency band-pass filters 1, a THz single-frequency band-pass filters 2, and a THz band-stop filter, respectively. The TMSASF can switch among the four states by varying the material’s conductivities, enabling transitions between a THz band-stop filter, a THz single-frequency band-pass filter 2, a THz single-frequency band-pass filter 1, and a THz dual-frequency band-pass filter. For the band-pass filter configurations, the transmittance at the resonant frequencies exceeds 97%, whereas for the band-stop filter configuration, the transmittance within the operating frequency range is 0, indicating high-performance filtering capabilities in all four states. Moreover, when THz waves are vertically incident, the TMSASF demonstrates the properties of being insensitive to polarization. We are confident that this concise device has substantial potential for applications in THz modulation, THz filtering, and future 6G technologies.</p>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 5","pages":"2381 - 2389"},"PeriodicalIF":3.3,"publicationDate":"2024-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141921213","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

The Asymmetry Effect on Hybrid Plasmon Modes in Disk@ring Nanoparticle 盘环纳米粒子中混合等离子体模式的不对称效应

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-07 DOI: 10.1007/s11468-024-02468-1

Abbas Azarian, Ferydon Babaei

引用次数: 0

Sensitivity Enhancement in D-Shaped Photonic Crystal Fiber Sensors: Gold Versus Silver Plasmonic Layers D 形光子晶体光纤传感器的灵敏度增强：金与银的等离子层

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-07 DOI: 10.1007/s11468-024-02478-z

Pakarzadeh Hassan, Sharif Vahid, Saberi Hana, Rahmanfar Zahra, Hajivandi Jamileh

{"title":"Sensitivity Enhancement in D-Shaped Photonic Crystal Fiber Sensors: Gold Versus Silver Plasmonic Layers","authors":"Pakarzadeh Hassan, Sharif Vahid, Saberi Hana, Rahmanfar Zahra, Hajivandi Jamileh","doi":"10.1007/s11468-024-02478-z","DOIUrl":"10.1007/s11468-024-02478-z","url":null,"abstract":"<div><p>Surface plasmon resonance (SPR) sensors have attracted great attention in recent years for various applications such as medical diagnosis and biochemical materials. Among SPR sensors, D-shaped structures based on photonic crystal fibers (PCFs) have shown very high performance and are easy to use. In this paper, a simple design of SPR sensors based on the D-shaped PCFs with the optimized geometrical parameters is proposed. Gold and silver are considered as plasmonic layers on the surface of the D-shaped PCF sensor. By performing multiple simulations using the finite-difference eigenmode (FDE) method, various values of gold and silver thicknesses are investigated to achieve the highest sensitivity and resolution. The results indicate that the highest sensitivity and resolution of 25,600 nm/RIU and <span>(3.9times {10}^{-6})</span> are achieved respectively for a gold thickness of 44 nm at the analyte refractive index (RI) of 1.41. Meanwhile, for an analyte RI range of 1.29 to 1.40, silver demonstrates greater sensitivity than gold in the same range. The proposed sensor with superior characteristics compared with other SPR sensors can be considered as a very good candidate for RI measurement with high sensitivity, linearity, and resolution.</p></div>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 5","pages":"2373 - 2380"},"PeriodicalIF":3.3,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141935859","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Enhancing Breast Cancer Biomarker Detection with a Portable Biosensor Utilizing Flower Core Photonic Crystal Fiber Architecture 利用花芯光子晶体光纤架构的便携式生物传感器加强乳腺癌生物标记物检测

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-07 DOI: 10.1007/s11468-024-02470-7

Devika veluchamy, Murugan Senthil Mani Rajan, Yogendra Kumar Prajapati

{"title":"Enhancing Breast Cancer Biomarker Detection with a Portable Biosensor Utilizing Flower Core Photonic Crystal Fiber Architecture","authors":"Devika veluchamy, Murugan Senthil Mani Rajan, Yogendra Kumar Prajapati","doi":"10.1007/s11468-024-02470-7","DOIUrl":"10.1007/s11468-024-02470-7","url":null,"abstract":"<div><p>This study introduces a biosensor utilizing photonic crystal fiber (PCF) technology to detect breast cancer biomarkers. The biosensor features a unique flower core composed of square and circular air holes. The sensing mechanism relies on variations in the resonant wavelength induced by changes in the sample’s concentration or refractive index. As the sample’s concentration increases, the transmission spectrum shifts at higher wavelengths, enabling differentiation between malignant and normal cancer cells. The study demonstrates that the biosensor has achieved its highest recorded sensitivity of 22,069 nm/RIU. Furthermore, comprehensive values to judge the performance are obtained for loss, coupling length, V parameter, propagation constant, amplitude sensitivity, and transmission, in addition to birefringence on the order of 10<sup>−5</sup>. Thus, the reported biosensor is of high quality and has good potential for sensitive detection of breast cancer. Also, the biosensor presented in this study provides a viable and cost-efficient alternative to molecular biotechnology examination and imaging techniques for the diagnosis of cancer.</p></div>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 4","pages":"2345 - 2357"},"PeriodicalIF":3.3,"publicationDate":"2024-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141935857","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Synthesis of PVA-Gold and Silver Nanoparticles via PLAL to Improve the Performance of the PCF-SPR Glucose Sensor 通过 PLAL 合成 PVA-金和银纳米粒子以提高 PCF-SPR 葡萄糖传感器的性能

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-06 DOI: 10.1007/s11468-024-02434-x

Makram A. Fakhri, Bassam G. Rasheed, Malik J. Abd-Alhussain, Evan T. Salim, Ahmad S. Azzahrani, Ali Basem, Subash C. B. Gopinath

{"title":"Synthesis of PVA-Gold and Silver Nanoparticles via PLAL to Improve the Performance of the PCF-SPR Glucose Sensor","authors":"Makram A. Fakhri, Bassam G. Rasheed, Malik J. Abd-Alhussain, Evan T. Salim, Ahmad S. Azzahrani, Ali Basem, Subash C. B. Gopinath","doi":"10.1007/s11468-024-02434-x","DOIUrl":"10.1007/s11468-024-02434-x","url":null,"abstract":"<div><p>This study proposes a photonic crystal fiber (PCF) biosensor using the surface plasmon resonance (SPR) phenomenon. Active plasmonic nanomaterials, consisting of gold (Au) and silver (Ag) nanoparticles, were prepared via the pulsed laser ablation in liquids (PLAL) method, characterized using different techniques. These nanoparticles were subsequently mixed with a polyvinyl alcohol (PVA) solution to enhance sensitivity and compatibility for sensor applications. The PVA-Au/Ag nanoparticles were coated on the outer surface of the PCF for a simplified sensor configuration. The results showed that the sensitivities for PCF coated with PVA-gold and PVA-silver NPs are 1927 and 1397 nm/RIU with a maximum resolution of 2.51 × 10<sup>−5</sup> RIU for samples with glucose concentration in water ranging from 80 to 600 mg/dl and maximum FOM are 853 and 855 for PCF coated with gold and silver NPs, respectively. Notably, this innovative sensor design, coupled with comprehensive nanoparticle characterization and PVA integration, holds great promise for precise and real-time glucose monitoring in many practical applications.</p></div>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 4","pages":"2321 - 2331"},"PeriodicalIF":3.3,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141935865","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Silver Nanoparticles for Colorimetric Dual Ion Sensing and Development of Paper Sensors: A Strategy Towards Waste Valorisation and Sustainability 用于比色双离子传感和纸张传感器开发的纳米银颗粒：实现废物价值化和可持续性的策略

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-06 DOI: 10.1007/s11468-024-02431-0

Rugmini R., B. D. Sri Chandana, K. C. Sekhar

{"title":"Silver Nanoparticles for Colorimetric Dual Ion Sensing and Development of Paper Sensors: A Strategy Towards Waste Valorisation and Sustainability","authors":"Rugmini R., B. D. Sri Chandana, K. C. Sekhar","doi":"10.1007/s11468-024-02431-0","DOIUrl":"10.1007/s11468-024-02431-0","url":null,"abstract":"<div><p>Iron and copper are essential for all living organisms, and their balance is crucial as both deficiency and excess can cause health problems. Therefore, this study presents a colorimetric method for detecting Fe<sup>3</sup>⁺ and Cu<sup>2</sup>⁺ ions in aqueous samples using silver nanoparticles (AgNPs) synthesised from Ocimum sanctum (Tulasi) leaf extract (TLE). It is observed that AgNPs show optimum plasmonic properties at a precursor-leaf extract ratio of 1:5, reaction temperature of 60 °C and reaction time of 2 h. The AgNPs exhibit the face-centred cubic (fcc) structure and show a surface plasmon resonance peak at 413 nm, hydrodynamic size of 18 ± 5 nm, zeta potential of − 25.5 mV and particle size of 57 nm. FTIR spectra confirm the stabilisation of AgNPs. It is worthy to note that, AgNPs exhibit selective detection of Fe<sup>3</sup>⁺ and Cu<sup>2</sup>⁺ over other metal ions and the detection mechanism is proposed based on the reduction potential values. The quantitative detection range for Fe<sup>3</sup>⁺ and Cu<sup>2</sup>⁺ are found to be 0–800 μM and 0–600 μM, with the detection limits of 9.1 µM and 19.5 µM, respectively. Additionally, AgNP-based paper sensors for Cu<sup>2</sup>⁺ detection show qualitative and quantitative colorimetric performance with a detection limit of 23.1 µM. These findings suggest that both AgNPs solution and AgNP-based paper sensors are the potential candidates for metal ion detection.</p></div>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 4","pages":"2291 - 2304"},"PeriodicalIF":3.3,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141935861","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Design and Development of High Sensitive Surface Plasmon Resonance Biosensors for Glucose Detection 设计和开发用于葡萄糖检测的高灵敏度表面等离子体共振生物传感器

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-06 DOI: 10.1007/s11468-024-02463-6

Kazi Mustafizur Rahman, Faysal Nayan, Raihan Ahmed, Mushfiqur Rahman

{"title":"Design and Development of High Sensitive Surface Plasmon Resonance Biosensors for Glucose Detection","authors":"Kazi Mustafizur Rahman, Faysal Nayan, Raihan Ahmed, Mushfiqur Rahman","doi":"10.1007/s11468-024-02463-6","DOIUrl":"10.1007/s11468-024-02463-6","url":null,"abstract":"<div><p>This paper presents a surface plasmon resonance (SPR) sensor utilizing a prism-coupled Ag/ZnSe/BP hybrid structure with improved sensitivity for glucose detection in urine samples. In this Kretschmann configuration, multilayers are vertically stacked together to improve the optical and electronic properties of the proposed SPR sensor. The transfer matrix method (TMM) is used for the theoretical model and to analyze the performance of the sensors. The proposed SPR sensor comprises 2D materials such as black phosphorus (BP), which improve the sensitivity of the SPR-based sensor through efficient interactions with biomolecules. The resonance angle of surface plasmons shifts due to a difference in the refractive index from 1.330 to 1.337 in urine samples with various glucose levels. Initially, the study aims to compare the sensor performance parameters among different prisms (CaF2, BK7, FK51A, and SF10) coupled with a hybrid structure. The proposed sensor achieved a noticeably higher value sensitivity of 511 (deg./RIU), a quality factor of 108.377 (1/RIU), and a figure of merit of 108.374 when a CaF2 prism with an optimized thickness was used. The performance parameters, including the sensitivity, full width at half maximum (FWHM), figure of merit (FoM), and detection accuracy (DA), were measured, and the results were compared to evaluate the findings. The proposed structure can be more effective in detecting different liquid analytes in biosensing applications, including glucose detection.</p></div>","PeriodicalId":736,"journal":{"name":"Plasmonics","volume":"20 4","pages":"2305 - 2319"},"PeriodicalIF":3.3,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141935862","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Correction to: Graphene‑Loaded Surface Plasmon Polariton (SPP) Waveguide Surrounded by Uniaxial Chiral (UAC) and Plasma Layers 修正：由单轴手性（UAC）和等离子体层包围的石墨烯负载表面等离子体激元（SPP）波导

IF 3.3 4区物理与天体物理

Plasmonics Pub Date : 2024-08-05 DOI: 10.1007/s11468-024-02449-4

Mutasem Z. Bani‑Fwaz, R. Bousbih, Raad A. Khamis, Mohamed S. Soliman, Majid S. Jabir, Hasan Majdi, Mohamed Shaban, Essam Elsayed Assem, Sameerah I. Al‑Saeedi, N. M. A. Hadia, Laiba

引用次数: 0