Articles with "raman signal" as a keyword



Extraction and identification of mixed pesticides' Raman signal and establishment of their prediction models

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Published in 2017 at "Journal of Raman Spectroscopy"

DOI: 10.1002/jrs.5049

Abstract: A nondestructive and sensitive method is developed to determine mixed pesticides of acetamiprid, chlorpyrifos and carbendazim in apple samples by surface-enhanced Raman spectroscopy (SERS). Self-modeling mixture analysis (SMA) was used to identify and extract the… read more here.

Keywords: mixed pesticides; raman signal; spectroscopy; apple ... See more keywords

Modular and Automated Workflow for Streamlined Raman Signal Analysis

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Published in 2025 at "Journal of Raman Spectroscopy"

DOI: 10.1002/jrs.70042

Abstract: Raman spectroscopy is a powerful tool for material characterization. However, careful preprocessing is required for the identification and handling of noise, baseline drift, and random spikes. This paper presents a comprehensive approach to generating and… read more here.

Keywords: spectroscopy; workflow streamlined; automated workflow; streamlined raman ... See more keywords

Photonic nanojet assisted enhancement of Raman signal: Effect of refractive index contrast

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Published in 2018 at "Journal of Applied Physics"

DOI: 10.1063/1.4994944

Abstract: We discuss the enhancement of Raman signals using a photonic nanojet generated by dielectric microspheres. The highly confined field of the nanojet leads to an order of magnitude enhancement of the Raman signal from the… read more here.

Keywords: raman signal; enhancement raman; photonic nanojet; refractive index ... See more keywords

Raman signal enhancement via a micro-ring resonator

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Published in 2025 at "Applied Physics Letters"

DOI: 10.1063/5.0245521

Abstract: This study presents the use of micro-ring resonator (MRR) devices to extract and enhance nonlinear signals. MRRs “trap” incoming light and, therefore, have been shown to achieve extremely high local intensities of light. Thus, they… read more here.

Keywords: nonlinear optical; mrr; micro ring; raman signal ... See more keywords
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Signal-to-noise ratio of Raman signal measured by multichannel detectors

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Published in 2021 at "Chinese Physics B"

DOI: 10.1088/1674-1056/ac1f06

Abstract: Raman spectroscopy has been widely used to characterize the physical properties of two-dimensional materials (2DMs). The signal-to-noise ratio (SNR or S/N ratio) of Raman signal usually serves as an important indicator to evaluate the instrumental… read more here.

Keywords: raman signal; ratio; noise; spectroscopy ... See more keywords

Influence of One-Dimensional Photonic Crystal on Raman Signal Enhancement: A Detailed Experimental Study

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Published in 2024 at "Applied Spectroscopy"

DOI: 10.1177/00037028241258101

Abstract: The enhancement of Raman signals using photonic crystal structures has been the subject of numerous experimental and theoretical studies, leading to a variety of issues and inconsistencies. This paper presents a comprehensive experimental investigation into… read more here.

Keywords: raman signal; one dimensional; signal enhancement; photonic crystal ... See more keywords
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Rigorous prediction of Raman intensity from multi-layer films.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.403705

Abstract: In the Raman probing of multilayer thin film materials, the intensity of the measured Raman scattered light will be impacted by the thickness of the thin film layers. The Raman signal intensity will vary non-monotonically… read more here.

Keywords: raman; raman signal; layer; thin film ... See more keywords