Results 141 to 150 of about 26,692 (251)

Non‐Reciprocal Terahertz Topological Sensor on a Silicon Chip

open access: yesAdvanced Optical Materials, EarlyView.
A non‐reciprocal terahertz topological sensor (NTTS) is experimentally demonstrated on a silicon valley photonic crystal chip by detecting the thickness and position changes of a polyimide membrane. The sensor exploits detuning between clockwise and counterclockwise topological cavity modes, induced by integrated magneto‐optical InSb, to achieve non ...
Ridong Jia, Ranjan Singh
wiley   +1 more source

Chiroptical Amplification Beyond Enantiopurity in Chiral Films

open access: yesAdvanced Optical Materials, EarlyView.
Nonlinear g‐ee dependence in chiral perovskite thin films is demonstrated, revealing amplified chiroptical responses and offering a sensitive probe into chiral applications. This behavior, rarely investigated as it is, is crucial for sensitive enantiomeric sensing and provides insights into chirality mechanisms, as well as structural ordering, offering
Charitini Panagiotopoulou   +5 more
wiley   +1 more source

Design Method of Time‐Multiplexed Ultrashort Throw Ratio Projection System with Low Distortion and Uniform Resolution

open access: yesAdvanced Photonics Research, EarlyView.
This work develops an ultrashort throw ratio (UTR) laser projection system using time‐multiplexed micro electro mechanical systems scanning. Trapezoidal distortion via vertical laser incidence control is eliminated and a systematic design method integrating a miniaturized catadioptric objective that maintains uniform optical étendue is proposed.
Yuefan Shan   +5 more
wiley   +1 more source

Coherent Control of Thermal Radiation with Nanophotonics

open access: yesAdvanced Photonics Research, EarlyView.
This review explores the innovative control of thermal radiation coherence using nanophotonic structures. The fundamentals of thermal radiation, coherence control strategies (temporal, spatial, and polarization), and their applications in infrared sensing, radiative cooling, thermal camouflage, and imaging, are discussed.
Yuanrong Zhang   +4 more
wiley   +1 more source

Modeling and computational study of cancer treatment with radiotherapy using real data. [PDF]

open access: yesPLoS One
Naik PA   +5 more
europepmc   +1 more source

High‐Resolution On‐Chip Digitally Tunable Spectrometer Based on Double‐Cascaded Ring Resonators

open access: yesAdvanced Photonics Research, EarlyView.
An integrated spectrometer is here presented, based on two cascaded ring resonators covered with a phase change material. The Vernier architecture is implemented allowing for a digital scan of wavelengths. Resolution smaller than 0.1 nm can be achieved, together with a footprint ≈0.03 mm2 and a bandwidth of the order of tens of nanometers.
Carla Maria Coppola   +3 more
wiley   +1 more source

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