Results 161 to 170 of about 13,148 (240)

Tuning Aggregation in Liquid‐Crystalline Squaraine Chromophores

open access: yesAdvanced Science, EarlyView.
A novel squaraine dye (SQ) forming columnar liquid crystal (LC) phase is synthesized, whose aggregate state can be tuned without disturbing the columnar structures. The liquid crystallization not only offers a rich spectrum and tuning method of optical property but also a novel path for the prescriptive functionalization of LC SQ materials.
Tianyi Tan   +12 more
wiley   +1 more source

Thermal Atoms Facilitate Intensity Clipping Between Vectorial Dual‐Beam Generated by a Single Metasurface Chip

open access: yesAdvanced Science, EarlyView.
A vectorial dual‐beam system, comprising control and signal beams generated by a single metasurface chip and combined with thermal atoms, offers an innovative method for facilitating intensity clipping. By adjusting the incident power and polarization state of the control light, the intensity distribution of the signal beams can be significantly ...
Chen Qing   +3 more
wiley   +1 more source

Exciton‐Photon Coupling Microcavity as a Selective Biosensing Platform for Nonlocal Terahertz Metamaterials

open access: yesAdvanced Science, EarlyView.
The nonlocal metamaterial, characterized by strong light‐matter coupling, can be integrated with functionalized colloidal gold and monoclonal tag antibodies to enable rapid multidimensional detection and identification of total prostate‐specific antigen in complex environmental solutions.
Guifang Wu   +10 more
wiley   +1 more source

Ultrafast Exciton and Spin Dynamics of Monolayer MoSi2N4 Studied by Non‐Degenerate Pump‐Probe Transient Transmission Spectroscopy

open access: yesAdvanced Science, EarlyView.
The resonant energy of the A and B exciton of the new 2D material, monolayer MoSi2N4, is found to be 2.18 and 2.34 eV, respectively, indicating a spin‐splitting energy of ≈160 meV. Complex and diverse exciton dynamics are observed. The work has a profound influence on the future developments of MoSi2N4‐based optoelectronic devices and the synthesis of ...
Huiping Wu   +5 more
wiley   +1 more source

Photo‐Biomodulation of the Hippocampus Using Near‐Infrared Laser to Enhance Cognitive Function in Mice

open access: yesAdvanced Science, EarlyView.
Here a transcranial photo‐biomodulation approach is developed using near‐infrared (NIR) laser on hippocampus of mice, revealing significant improvements in learning and memory ability of mice under normal and disease conditions. The improvement results from the high‐density cell‐induced NIR local energy deposition, neuronal activation, and axonogenesis
Wei‐Tong Pan   +6 more
wiley   +1 more source

Tunable Polariton Rabi Oscillation in Phase‐Changing Perovskite Microcavities

open access: yesAdvanced Science, EarlyView.
This work demonstrated the tunable Rabi oscillation of exciton‐polaritons in MAPbBr3 perovskites due to the emergence of ferroelectricity during the crystallographic phase transition. Both the Rabi oscillation and exciton oscillator strength exhibit an unusual temperature dependence that is related to the emergence of ferroelectricity in the tetragonal
Hyeon‐Seo Choi   +11 more
wiley   +1 more source

Polarization‐Controlled Transmissive Plasmonic Color Filter Using a Dimer‐Aperture Array

open access: yesAdvanced Science, EarlyView.
An aluminum dimer aperture array plasmonic metasurface is proposed and fabricated to achieve efficient polarization‐color filtering with CMOS‐compatible materials. The structure's simultaneous polarization‐color filtering capability is shown using structural color generation, where color gamut coverage of 76% and extinction ratio over 20 is achieved ...
Shuhao Wu   +4 more
wiley   +1 more source

Low‐Coordination Configuration Single‐Atom Manganese Nanozymes for NIR‐Imaging‐Oriented Efficient Catalytic Oncotherapy

open access: yesAdvanced Science, EarlyView.
The manuscript designs a type of SA Mn‐CDs with low coordination Mn‐N2 configuration hydrothermally synthesized by chelating manganese atoms with ethylenediamine tetraacetic acid. SA Mn‐CDs not only have more active sites at the atomic level for high efficiently peroxidase‐like activity but also show excellent fluorescent ability at the cellular and ...
Peiwei Jin   +8 more
wiley   +1 more source

Robust Stick‐and‐Play Photothermal Icephobic Film with Bioinspired Insulation Cells

open access: yesAdvanced Science, EarlyView.
Inspired by the seed‐and‐framework structure of lotus seedpods, a photothermal anti‐icing film is developed by embedding thermal‐management hydrophobic microcells (THMC) into PDMS. Combining photothermal/insulating synergy and hydrophobic microcells, it achieves heat accumulation, surface adhesion, and robust anti‐icing under weak light, enabling ...
Xiaohu Xia   +5 more
wiley   +1 more source

Artificial Intelligent‐Enhanced Metabolite Profiling for Intraoperative IDH1 Genotyping in Glioma Using an Orthogonally Responsive SERS Probe

open access: yesAdvanced Science, EarlyView.
This study presents a novel approach for intraoperative identification of the IDH1 genotype in glioma patients using a surface‐enhanced Raman scattering (SERS) probe to measure glutathione and hydrogen peroxide. By integrating AI‐driven deep learning algorithms, the method achieves rapid and accurate genotype differentiation, offering the potential to ...
Hang Yin   +14 more
wiley   +1 more source

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