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What are the current advancements in the field of DBRs photonic ? 


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Recent advancements in the field of distributed Bragg reflectors (DBRs) photonic include the development of solution-based DBRs with high performance comparable to traditional deposition methods . Another advancement is the fabrication of porous anodic alumina (PAA)-based DBRs for mid-infrared (MIR) applications, with precise tuning of the photonic stopbands in the 3500-5500 nm range . Additionally, the spectral properties of DBR-based photonic crystal (DBR-PhC) structures have been studied for the near-infrared (NIR) range, aiming to simplify the structural complexity of optical filters and enable various optical filtering and sensing applications . Furthermore, a novel DBR-based resonant-cavity-enhanced (RCE) GeSn photodetector has been proposed for high-speed short-wave infrared (SWIR) photodetection, showing enhanced responsivity and bandwidth compared to existing devices . These advancements in DBRs photonic have paved the way for applications in light-emitting devices, photovoltaics, sensing, and high-speed tunable lasers for 5G and metro network upgrading .

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The provided paper does not discuss the current advancements in the field of DBRs photonic. The paper focuses on the design and modeling of a specific DBR-based resonant-cavity-enhanced GeSn photodetector for fiber-optic telecommunication networks.
The provided paper investigates the spectral properties of DBR-PhC structures for optical filter applications, but it does not mention any specific advancements in the field of DBRs photonic.
The provided paper discusses a method for fabricating porous anodic alumina-based distributed Bragg reflectors (DBRs) for the mid-infrared spectral region. It does not provide information on current advancements in the field of DBRs photonic.
The paper discusses recent advances in solution-based DBRs, including their application in light-emitting devices, photovoltaics, and sensing.

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