Search Results - "Iwanaga, Masanobu"

High-Sensitivity High-Throughput Detection of Nucleic Acid Targets on Metasurface Fluorescence Biosensors by Iwanaga, Masanobu

“…Worldwide infection disease due to SARS-CoV-2 is tremendously affecting our daily lives. High-throughput detection methods for nucleic acids are emergently…”
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Optimum asymmetry for nanofabricated refractometric sensors at quasi-bound states in the continuum by Watanabe, Keisuke, Iwanaga, Masanobu

“…A symmetry-protected bound state in the continuum (BIC) is one of the bases for high-resolution photonic refractometric sensors that rely on spectral shifts…”
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Rapid Detection of Attomolar SARS-CoV-2 Nucleic Acids in All-Dielectric Metasurface Biosensors by Iwanaga, Masanobu

“…Worldwide infection due to SARS-CoV-2 revealed that short-time and extremely high-sensitivity detection of nucleic acids is a crucial technique for human…”
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Robust Detection of Cancer Markers in Human Serums Using All-Dielectric Metasurface Biosensors by Iwanaga, Masanobu

“…One of the most significant characteristics, which biosensors are supposed to satisfy, is robustness against abundant molecules coexisting with target…”
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A Design Strategy for Surface Nanostructures to Realize Sensitive Refractive-Index Optical Sensors by Iwanaga, Masanobu

“…Refractive-index optical sensors have been extensively studied. Originally, they were surface plasmon resonance sensors using only a flat gold film. Currently,…”
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Hyperlens-array-implemented optical microscopy by Iwanaga, Masanobu

“…Limit of resolution of conventional optical microscopes has never reached below 100 nm under visible light illumination. We show that numerically designed…”
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All-Dielectric Metasurfaces with High-Fluorescence-Enhancing Capability by Iwanaga, Masanobu

“…All-dielectric metasurfaces are an emerging subfield in photonics. Light-wave manipulation has been extensively explored in these metasurfaces. Although…”
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Photonic metamaterials: a new class of materials for manipulating light waves by Iwanaga, Masanobu

“…A decade of research on metamaterials (MMs) has yielded great progress in artificial electromagnetic materials in a wide frequency range from microwave to…”
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Non-Empirical Large-Scale Search for Optical Metasurfaces by Iwanaga, Masanobu

“…Metasurfaces are artificially designed, on-top, thin structures on bulk substrates, realizing various functions in recent years. Most metasurfaces have been…”
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Nanogap enhancement of the refractometric sensitivity at quasi-bound states in the continuum in all-dielectric metasurfaces by Watanabe, Keisuke, Iwanaga, Masanobu

“…All-dielectric metasurfaces have great potential as highly sensitive refractometric sensors relying on their spectral shifts because of an extensive range of…”
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Subwavelength electromagnetic dynamics in stacked complementary plasmonic crystal slabs by Iwanaga, Masanobu

“…Resonant electromagnetic fields in stacked complementary plasmonic crystal slabs (sc-PlCSs) are numerically explored in subwavelength dimensions. It is found…”
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Perfect Light Absorbers Made of Tungsten-Ceramic Membranes by Iwanaga, Masanobu

“…Plasmonic materials are expanding their concept; in addition to noble metals that are good conductors even at optical frequencies and support surface plasmon…”
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Two-Way Detection of COVID-19 Spike Protein and Antibody Using All-Dielectric Metasurface Fluorescence Sensors by Iwanaga, Masanobu, Tangkawsakul, Wanida

“…COVID-19 (or SARS-CoV-2) has deeply affected human beings worldwide for over two years, and its flexible mutations indicate the unlikeliness of its termination…”
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Heteroplasmon Hybridization in Stacked Complementary Plasmo-Photonic Crystals by Iwanaga, Masanobu, Choi, Bongseok

“…We constructed plasmo-photonic crystals in which efficient light-trapping, plasmonic resonances couple with photonic guided resonances of large density of…”
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Polarization-selective transmission in stacked two-dimensional complementary plasmonic crystal slabs by Iwanaga, Masanobu

“…It has been experimentally and numerically shown that transmission at near infrared wavelengths is selectively controlled by polarizations in two-dimensional…”
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Metasurface Platform Incorporating Aggregation Induced Emission Based Biosensor for Enhanced Human Serum Albumin Detection by Hu, Qi, Iwanaga, Masanobu, Tang, Youhong

“…Metasurfaces exhibit excellent optical performance to enhance the light–matter interaction of target molecules in biosensing based on its well‐optimized…”
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Selective Plasmonic Enhancement of Electric- and Magnetic-Dipole Radiations of Er Ions by Choi, Bongseok, Iwanaga, Masanobu, Sugimoto, Yoshimasa, Sakoda, Kazuaki, Miyazaki, Hideki T

“…Lanthanoid series are unique in atomic elements. One reason is because they have 4f electronic states forbidding electric-dipole (ED) transitions in vacuum and…”
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Ultracompact waveplates: Approach from metamaterials by Iwanaga, Masanobu

“…Ultracompact waveplates working in subwavelength scale are substantiated in realistic simulation. The optical elements have been designed employing transparent…”
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Vibrational Coupling to Quasi‐Bound States in the Continuum under Tailored Coupling Conditions by Watanabe, Keisuke, Devi, Hemam Rachna, Iwanaga, Masanobu, Nagao, Tadaaki

“…Photonic resonance modes can be spectrally coupled to the vibrational modes of molecules in the mid‐infrared regime through interactions between localized…”
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Smart Shape‐Memory Polymeric String for the Contraction of Blood Vessels in Fetal Surgery of Sacrococcygeal Teratoma by Fulati, Ailifeire, Uto, Koichiro, Iwanaga, Masanobu, Watanabe, Miho, Ebara, Mitsuhiro

“…Shape‐memory polymers (SMPs) are promising materials in numerous emerging biomedical applications owing to their unique shape‐memory characteristics. However,…”
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