We report a packaged, fiber-bonded waveguide-enhanced Raman spectroscopy (WERS) sensor that uses backscattered collection to filter the background on-chip. We compare waveguide
background predominantly propagate in the forward direction whereas half of the Raman signal coupled into the waveguide is backward-propagating (with the same intensity as the forward-propagating
Efficient fiber-to-waveguide coupling is critical for photonic integrated circuits. However, it is very challenging because of the mode mismatch and high sensitivity to misalignment between the
Here we combine the sensitivity and flexibility of electronic sensors with the advantages of optical readout, by demonstrating a hybrid electronic–photonic sensor integrated on the tip of a...
An optical fiber waveguide coupled surface plasmon resonance sensor is demonstrated. The spectral properties of the sensor including full width at half-maximum and resonance depth are theoretically
These waveguides are available in MgO:PPLN, PPLN, and PPKTP, allowing for an ideal solution to be selected for specific wavelength and power requirements. Each device is packaged in a compact,
In this article, the generation of Fano resonance (FR) in a novel optical fiber platform, which addresses a significant challenge within the scientific community, is theoretically investigated. The proposed
Our device integrates periodically poled lithium niobate (PPLN) nanophotonic waveguides with low-loss edge couplers, comprising bilayer inverse tapers and an SU-8 polymer waveg-uide. This
Abstract: This research demonstrates a method for the repeatable passive fiber optic coupling of single-mode waveguides with a micron-scale accuracy for high-precision disposables.
The fiber-optic waveguide couplers have attracted much attention recently due to their interesting properties of coupling the mode or energy of the transmitted light between different optical
In this paper, we provide an overview and comparison of devices used for optical waveguide-to-waveguide coupling including inter-chip edge
The high demand for miniaturization of optical systems in a wide spectrum of applications, including quantum technology, is driving the development of
A novel optical fiber-coupled waveguide grating chip device based on Fano resonance effect is proposed and demonstrated for the first time, to the best of our knowledge.
This fiber-optic-based pulse oximeter is capable of acquiring photoplethysmogram (PPG) signals in waveguide-free mode, enabling accurate SpO 2 measurements despite the complexity of
Fiber and waveguide based optical sensors have gained a high amount of interest since they show enormous potential for applications in various fields. Especially,
A packaged, fiber-bonded WERS chip that filters the background on-chip through collection of the backscattered Raman light and compares waveguide geometries with respect to
Request PDF | Fiber-optic waveguide coupled surface plasmon resonance sensor | A novel approach to give an excellent tunability and self-referencing capability was presented by
This sensor can be employed to monitor the entire process of the C-reactive protein (CRP) sensing, including antibody modification and antigen detection. The design and the optimization of the optical
Waveguide-enhanced Raman spectroscopy (WERS) is a promising technique for sensitive and selective detection of chemicals in a compact chip-scale platform. Coupling light on and
Abstract A novel metal–insulator–metal (MIM) plasmonic sensor has been designed and numerically optimized for highly sensitive detection of glucose concentration via refractive index (RI)
The fiber-interfaced hollow-core waveguide concept offers significant potential for applications in bioanalytics, environmental sciences,
Request PDF | A packaged, fiber-coupled waveguide-enhanced Raman spectroscopic sensor | Waveguide-enhanced Raman spectroscopy (WERS) is a promising technique for sensitive
We developed an all optic-fiber waveguide-coupled surface plasmon resonance (SPR) sensor using zirconium disulfide (ZrS 2 ) and poly-dopamine (PDA) as the dielectric layer and
A packaged, fiber-coupled waveguide-enhanced Raman spectroscopic sensor Derek M. Kita,,y,z,{ Jérôme Michon,,y,z,{ and Juejun Huy,{ yDepartment of Materials Science & Engineering,
Leveraging two-photon polymerization (TPP) and a deterministic free-form micro-optics design methodology based on the Fermat''s principle, this work demonstrates an ultra-efficient and
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