Articles with "calibration free" as a keyword



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Calibration‐free regional RF shims for MRS

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Published in 2021 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.28749

Abstract: Achieving a desired RF transmit field ( B1+ ) in small regions of interest is critical for single‐voxel MRS at ultrahigh field. Radio‐frequency (RF) shimming, using parallel transmission, requires B1+ mapping and optimization, which limits… read more here.

Keywords: medicine; free regional; regional shims; shims mrs ... See more keywords
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Calibration-free pTx of the human heart at 7T via 3D universal pulses.

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Published in 2021 at "Magnetic resonance in medicine"

DOI: 10.1002/mrm.28952

Abstract: PURPOSE MRI at ultra-high fields in the human body is highly challenging and requires lengthy calibration times to compensate for spatially heterogeneous B 1 + profiles. This study investigates the feasibility of using pre-computed universal… read more here.

Keywords: human heart; ptx; calibration free; universal pulses ... See more keywords
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Comparative study on quantitation of human myoglobin by both isotope dilution mass spectrometry and surface plasmon resonance based on calibration-free analysis

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Published in 2020 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-020-02504-z

Abstract: The activity of proteins rather than the concentration of proteins in biopharmaceutical and in vitro diagnostics are often the primary focus. Nonetheless, development of a calibration-free concentration analysis (CFCA) approach that accurately quantifies the concentration… read more here.

Keywords: analysis; human myoglobin; calibration free; concentration ... See more keywords
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Application of Calibration-Free Boltzmann Plot Method for Composition and Pressure Measurement in Argon Free-Burning Arcs

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Published in 2019 at "Plasma Chemistry and Plasma Processing"

DOI: 10.1007/s11090-019-10018-5

Abstract: Arc plasmas have been extensively studied, experimentally and by means of modeling, due to their wide range of applications. In this article, a calibration-free Boltzmann plot method was applied to measure the species composition and… read more here.

Keywords: boltzmann plot; calibration free; plot method; boltzmann ... See more keywords
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Decreasing the time response of calibration-free pH sensors based on tungsten bronze nanocrystals

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Published in 2017 at "Journal of Electroanalytical Chemistry"

DOI: 10.1016/j.jelechem.2017.08.005

Abstract: Abstract A considerable improvement of time constants of tungsten bronze pH sensors was achieved by decreasing the crystal size of the tungsten bronze previously reported by the authors. Experiments have been performed on the basis… read more here.

Keywords: tungsten bronze; calibration free; decreasing time; bronze ... See more keywords
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Employing intercalated redox reporter into electrochemical aptamer-based biosensors to enable calibration-free molecular measurements in undiluted serum.

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Published in 2020 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.0c02205

Abstract: Electrochemical aptamer-based (E-AB) biosensor suffers from sensor-to-sensor signal variation due to the variation of total number of probes immobilized on sensor surface and heterogeneity of probe distributions, with the former attracting more attention. As such,… read more here.

Keywords: electrochemical aptamer; aptamer based; redox reporter; calibration free ... See more keywords
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Calibration-Free Nanopore Digital Counting of Single Molecules.

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Published in 2019 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.9b01924

Abstract: Nanopore sensor conceptually represents an ideal single molecule counting device due to its unique partitioning-free, label-free electronic sensing. Existing theories and experiments have shown that sample concentration is proportional to the molecule translocation rate. However,… read more here.

Keywords: geometry; digital counting; calibration free; free nanopore ... See more keywords
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Calibration-free NGS quantitation of mutations below 0.01% VAF.

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Published in 2021 at "Nature communications"

DOI: 10.1038/s41467-021-26308-6

Abstract: Quantitation of rare somatic mutations is essential for basic research and translational clinical applications including minimal residual disease (MRD) detection. Though unique molecular identifier (UMI) has suppressed errors for rare mutation detection, the sequencing depth… read more here.

Keywords: quantitation mutations; quantitation; calibration free; free ngs ... See more keywords
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Calibration-free assays on standard real-time PCR devices

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep44854

Abstract: Quantitative Polymerase Chain Reaction (qPCR) is one of central techniques in molecular biology and important tool in medical diagnostics. While being a golden standard qPCR techniques depend on reference measurements and are susceptible to large… read more here.

Keywords: qpcr; real time; time; pcr ... See more keywords
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Calibration-free, high-precision, and robust terahertz ultrafast metasurfaces for monitoring gastric cancers

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Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2209218119

Abstract: Significance The premise for developing optical sensors is to guarantee the accurateness and robustness of sensing performance. However, for normalizing signals between samples and reference, the calibration step is always accompanied by environmental noise to… read more here.

Keywords: high precision; calibration free; terahertz; precision robust ... See more keywords
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High-frame-rate A-mode ultrasound for calibration-free cuffless carotid pressure: feasibility study using lower body negative pressure intervention

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Published in 2022 at "Blood Pressure"

DOI: 10.1080/08037051.2021.2022453

Abstract: Abstract Purpose Existing technologies to measure central blood pressure (CBP) intrinsically depend on peripheral pressure or calibration models derived from it. Pharmacological or physiological interventions yielding different central and peripheral responses compromise the accuracy of… read more here.

Keywords: calibration free; calibration; pressure; intervention ... See more keywords