Results 21 to 30 of about 20,690 (226)

Ionic Liquid-Based Quartz Crystal Microbalance Sensors for Organic Vapors: A Tutorial Review

open access: yesChemosensors, 2021
Organic vapor sensors are used in diverse applications ranging from environmental monitoring to biomedical diagnostics. Among a number of these sensors, quartz crystal microbalance (QCM) sensors prepared by coating ionic liquids (ILs) or their composites
Bishnu P. Regmi   +2 more
doaj   +1 more source

Development of a sensitive detection method of cancer biomarkers in human serum (75%) using a quartz crystal microbalance sensor and nanoparticles amplification system [PDF]

open access: yes, 2010
A simple and sensitive sensor method for cancer biomarkers [prostate specific antigen (PSA) and PSA-alpha 1-antichymotrypsin (ACT) complex] analysis was developed, to be applied directly with human serum (75%) by using antibody modified quartz crystal
Uludag, Yildiz, Tothill, Ibtisam E.
core   +1 more source

Magnetic Imprinted Polymer-Based Quartz Crystal Microbalance Sensor for Sensitive Label-Free Detection of Methylene Blue in Groundwater

open access: yesSensors, 2020
Tiny changes in the mass of the sensor in a quartz crystal microbalance with dissipation monitoring (QCM-D) can be observed. However, the lack of specificity for target species has hindered the use of QCM-D.
Yufeng Hu   +3 more
doaj   +1 more source

Molecular recognition on acoustic wave devices [PDF]

open access: yes, 1992
Microporous thin films composed either of zeolite crystals embedded in sol-gel derived glass or of a molecular coupling layer, zeolite crystals and a porous silica overlayer, were formed on the gold electrodes of Quartz Crystal Microbalances (QCM). The
Yan, Yongan   +4 more
core   +1 more source

Mathematical Modeling of Mass Change in Biosensor Quartz Crystal Microbalance Using Matlab [PDF]

open access: yesEurasian Journal of Science and Engineering, 2017
The usage of quartz crystal resonators in different fields has developed remarkably. Even though the usage of a quartz crystal microbalance (QCM) dating back to fifties, the current attention is focusing on the liquid state applications. Broadly-based on
Azeez Abdullah Barzinjy   +4 more
doaj   +1 more source

QCM and RH Data

open access: yes, 2023
Quartz Crystal Microbalance (QCM) is used to analyse the water uptake characteristics of size-resolved ambient aerosol particles sampled from a high-altitude pristine location on the Western Ghats of India.
Christi Jose (17341633)
core   +1 more source

Novel analysis of a micropillar coupled acoustic wave sensor

open access: yesSensors and Actuators Reports, 2021
Acoustic wave sensors are being developed for many emerging applications such as in semiconductor fabrication, biological diagnostics and polymer characterization.
Siqi Ji   +4 more
doaj   +1 more source

Systematic Optimization of an SLE-DAPTAD LC-MS/MS Workflow for Simultaneous Quantification of Low-Abundance Vitamin D<sub>3</sub> Metabolites in Plasma. [PDF]

open access: yesRapid Commun Mass Spectrom
ABSTRACT Rationale Liquid chromatography–tandem mass spectrometry (LC–MS/MS) analysis of vitamin D3 metabolites is analytically challenging because these compounds are structurally similar, strongly matrix‐associated, and have poor ionization efficiency.
Amirmostofian M   +3 more
europepmc   +2 more sources

Quartz crystal Microbalance with dissipation monitoring for biomedical applications: Open source and low cost prototype with active temperature control

open access: yesHardwareX, 2023
Advances in sensors have revolutionized the biomedical engineering field, having an extreme affinity for specific analytes also providing an effective, real-time, point-of-care testing for an accurate diagnosis.
G.G. Muñoz   +7 more
doaj   +1 more source

Comparison of a Resonant Mirror Biosensor (IAsys) and a Quartz Crystal Microbalance (QCM) for the Study on Interaction between Paeoniae Radix 801 and Endothelin-1

open access: yesSensors, 2008
A resonant mirror biosensor, IAsys, and a quartz crystal microbalance (QCM) are known independently as surface sensitive analytical devices capable of label-free and in situ bioassays. In this study, an IAsys and a QCM are employed for a new study on the
Tetsuo Osa   +14 more
doaj   +1 more source

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