Showing 81 - 100 results of 135 for search '"surface plasmon"', query time: 0.07s Refine Results
  1. 81

    Enhancement of antibacterial activity through phyto‐fabrication of silver nanoparticles with Ficus thonningii aqueous extracts by Dickens A. Ondigo, Were L. L. Munyendo, Dickson Andala, Apollo O. Maima, Josephat M. Mosweta, Kevin W. Odhiambo

    Published 2022-09-01
    “…Solution colour change to brown due to surface plasmon resonance phenomenon confirmed nanoparticle fabrication with a UV/Vis absorption peak at 426 nm. …”
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    Article
  2. 82

    4,5-Diamino-2-Thiouracil-Powered Dual-Mode Biosensor for Sensitive, Nonenzymatic Determination of Saliva Uric Acid Levels by Zipeng Wu, Lingyan Cheng, Shuhua Cai, Baochang Su, Yaowei Chen, Chunzong Cai, Weijin Guo, Dong Ma, Xin Cui

    Published 2024-01-01
    “…In this study, a novel and rapid biosensing approach was developed for the simultaneous visualization and quantification of uric acid levels by using the unique surface plasmon resonance and photothermal property of 4,5-diamino-2-thiouracil (DT)-capped gold nanoparticles (AuNPs). …”
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  3. 83

    Colorimetric Sensor Based on β-Cyclodextrin-Functionalized Silver Nanoparticles for Zidovudine Sensitive Determination by Farhad Ghanizadeh Gerayeli, Farnaz Hosseini, Zohreh Bagheri, Amir Savardashtaki, Zahra Shabaninejad, Ali Mohammad Amani, Sohrab Najafipour

    Published 2020-01-01
    “…In the presence of ZDV, yellow solution was turned to red color, and surface plasmon absorption band was dramatically centered at 560 nm. …”
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    Article
  4. 84

    Plasmonic metal nanostructures as performance enhancers in emerging solar cells: A review by Abdul Subhan, Abdel-Hamid. I. Mourad

    Published 2025-01-01
    “…A special focus is given on the physics behind the light entrapment due to the localized surface plasmon resonance effect observed noble metal nanostructures resulting in hot electron generation and injection to boost the electrical performance in these emerging solar cells. …”
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    Article
  5. 85

    Bifunctional Electromagnetic Manipulation of Surface Waves Using Metasurfaces Under One Circularly Polarized Incidence by Min Kang, Lixing Chen, Shuaipeng Qin, Liang Ma, Aoxiang Rui, Shiqing Li

    Published 2025-01-01
    “…The ability to freely manipulate the wavefronts of surface plasmon polaritons (SPPs) or surface waves (SWs), particularly with multifunctional integration, is of great importance in near-field photonics. …”
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    Article
  6. 86

    Metasurface-Coated Liquid Microlens for Super Resolution Imaging by Tongkai Gu, Kang Wang, Anjiang Cai, Fan Wu, Yasheng Chang, Haiyan Zhao, Lanlan Wang

    Published 2024-12-01
    “…Inspired by metasurfaces’ control over light fields, this study created a liquid microlens coated with a layer of Au@TiO<sub>2</sub>, Core-Shell nanospheres. Utilizing the surface plasmon resonance (SPR) effect of Au@TiO<sub>2</sub>, Core-Shell nanospheres, and the formation of photonic nanojets (PNJs), this study aimed to extend the imaging system’s cutoff frequency, improve microlens focusing, enhance the capture capability of evanescent waves, and utilize nanospheres to improve the conversion of evanescent waves into propagating waves, thus boosting the liquid microlens’s super-resolution capabilities. …”
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  7. 87

    Intervalence plasmons in boron-doped diamond by Souvik Bhattacharya, Jonathan Boyd, Sven Reichardt, Valentin Allard, Amir Hossein Talebi, Nicolò Maccaferri, Olga Shenderova, Aude L. Lereu, Ludger Wirtz, Giuseppe Strangi, R. Mohan Sankaran

    Published 2025-01-01
    “…Abstract Doped semiconductors can exhibit metallic-like properties ranging from superconductivity to tunable localized surface plasmon resonances. Diamond is a wide-bandgap semiconductor that is rendered electronically active by incorporating a hole dopant, boron. …”
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    Article
  8. 88

    Bio-synthesised nanoparticles employment for eliminating metals from wastewater via implementation of a three level Box-Behnken technique by P. Jyolsna, V. Gowthami, A. Hajeera Aseen

    Published 2025-01-01
    “…Field emission scanning electron microscopy imaging and UV–visible spectroscopic analysis unequivocally demonstrated the presence of nanoparticles, with a surface plasmon resonance at 438 nm. The optimal values of the selected variables were determined by solving the quadratic regression model and analysing the contour plots of the reaction surface. …”
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    Article
  9. 89

    Fabrication of Ag:TiO2 Nanocomposite Thin Films by Sol-Gel Followed by Electron Beam Physical Vapour Deposition Technique by Manish Kumar, Krishna Kumar Parashar, Sushil Kumar Tandi, Tanuj Kumar, D. C. Agarwal, Abhishek Pathak

    Published 2013-01-01
    “…Optical studies exhibit a surface plasmon resonance induced absorption band in visible region, which is the characteristic feature of Ag nanoparticles. …”
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    Article
  10. 90

    Analysis of Refractive Index Sensing Properties of a Hybrid Hollow Cylindrical Tetramer Array by Meng Wang, Paerhatijiang Tuersun, Aibibula Abudula, Lan Jiang, Dibo Xu

    Published 2025-01-01
    “…In recent years, metal surface plasmon resonance sensors and dielectric guided-mode resonance sensors have attracted the attention of researchers. …”
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    Article
  11. 91

    Green Strategy–Based Synthesis of Silver Nanoparticles for Antibacterial Applications by Keneth Iceland, Kasozi

    Published 2021
    “…UV-vis spectroscopy surface plasmon resonance peaks for AgNPs were obtained between 417 and 475 nm. …”
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    Article
  12. 92

    Reducing the effective dose of doxycycline using chitosan silver nanocomposite as a carriers on gram positive and gram-negative bacteria by Elham M. Mostafa, Y. Badr, M. M. Hashem, K. Abo-EL-Sooud, Amna H. Faid

    Published 2024-11-01
    “…AgNPs has absorption peak at 445 nm, mixing of Doxy with AgNPs causes all doxy absorptions to red shift and a broadening in surface plasmon resonance (SPR) for AgNPs and show a slight increase in particle size of AgNPs from 12 ± 2 nm to 14 ± 2 nm with high stability as zeta potential was 29 mv and 48.5mv for AgNPs and Doxy/AgNPs respectively. …”
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  13. 93

    Sodium butyrate regulates macrophage polarization by TGR5/β-arrestin2 in vitro by Miao Liu, Wen-jie Xie, Xu Zhang, Wei Wu, Guang Li, Lu Wang

    Published 2025-01-01
    “…Methods The targets of butyric acid were identified using SwissTargetPrediction database and surface plasmon resonance (SPR). Limited proteolysis mass spectrometry (Lip-MS) was used to further investigate the binding sites of butyric acid with its targets and molecular docking was employed to simulate their binding modes. …”
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    Article
  14. 94

    Programmed polymeric integration of gold nanoparticles into multi-material 3D printed hydrogels by Said El Turk, Dileep Chekkaramkodi, Murad Ali, Abdulrahim A. Sajini, Haider Butt

    Published 2025-02-01
    “…Gold nanoparticles (Au NPs), renowned for their localized surface plasmon resonance (LSPR) based optical properties, are widely used in myriad photonics and healthcare applications. …”
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    Article
  15. 95

    Photocatalytic Activity of Ag-TiO2 Composites Deposited by Photoreduction under UV Irradiation by Carlos Díaz-Uribe, Jose Viloria, Lorraine Cervantes, William Vallejo, Karen Navarro, Eduard Romero, Cesar Quiñones

    Published 2018-01-01
    “…Raman spectroscopy suggested that silver aggregates deposited on the TiO2 films could exhibit the surface plasmon resonance (SPR) phenomenon; XPS and SEM analysis confirmed TiO2 film morphological modification after photoreduction process. …”
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    Article
  16. 96

    Biogenic Synthesis of Gold Nanoparticles from Physalis peruviana and Application in Wound Healing by Stephen Adongo Odongo, Fredrick Oluoch Okumu, Solomon Omwoma Lugasi, Martin Opiyo Onani, Stephen Gaya Agong

    Published 2022-01-01
    “…The UV-visible spectroscopy results show efficient sharper plasmon bands with a blue shift indicating a decrease in λ max compared to red shift which show an increase in λ max. The surface plasmon resonance is a sharper at wavelength of about 540 nm. …”
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    Article
  17. 97

    The effects of Fe2O3 nanoparticles on catalytic function of human acetylcholinesterase: size and concentration role by Samaneh Rashtbari, Zahra Hassanpour Aydinlou, Leila Sadeghi

    Published 2024-09-01
    “…Methods: In this work, the possible effects of Fe2O3 NPs on the structure and catalytic activity of AChE were investigated using circular dichroism (CD), surface plasmon resonance (SPR), and fluorescence spectroscopies. …”
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    Article
  18. 98

    Carboxymethyl Hyaluronan-Stabilized Nanoparticles for Anticancer Drug Delivery by Jessica L. Woodman, Min Sung Suh, Jianxing Zhang, Yuvabharath Kondaveeti, Diane J. Burgess, Bruce A. White, Glenn D. Prestwich, Liisa T. Kuhn

    Published 2015-01-01
    “…nCaPCMHACDDP exhibited a two-day burst release of CDDP that tapered resulting in 86% release by 7 days. Surface plasmon resonance showed that nCaPCMHACDDP binds to CD44, but less effectively than CMHA or hyaluronan. …”
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    Article
  19. 99

    Optical Nanotweezers Based on All-Dielectric Resonant Structures by Hongyang Xu, Xi Xie, Siwei Chen, Yanan Fu, Yuquan Zhang, Xiaocong Yuan, Changjun Min

    Published 2025-01-01
    “…Although current optical nanotweezers technologies like surface plasmon polariton tweezers have surpassed the optical diffraction limit and enabled nanoscale manipulation of particles, they are limited by issues such as complexities in optical systems and substantial thermal effects, which hinder their practical applications. …”
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    Article
  20. 100

    Oxygen Vacancy-Mediated Interfacial Charge Transfer of Au/ZnO Schottky Heterojunctions for Enhanced UV Photodegradation by Zhufeng Shao, Hui Jia, Yufeng Zhang, Xiujuan Yang, Min Zhong, Chun Chang

    Published 2020-01-01
    “…Furthermore, Au NPs act as an “annular bridge” and “transit depot” for interfacial charge transfer through local surface plasmon resonance (LSPR) effect and Schottky barrier, respectively, which is identified by NTRT-PL and time-resolved PL (TRPL) decay spectrum. …”
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    Article