Analytical Chemistry and Sensors

Mitigating Permittivity-Charge Cross-Sensitivity in Biomolecular Sensing: Electrostatic Decoupling and Feedforward Biasing in an Asymmetric Dual-Gate a-IGZO FET

This paper demonstrates a method to separate charge and permittivity effects in biomolecular sensing using an asymmetric dual-gate transistor, achieving accurate extraction of both properties with less than 1.8% and 0.6% error.

Ratiometric Quantification of Dissolved Molecular Oxygen in Microplates for Biochemical Assays Using Palladium Porphyrin Photoluminescence

This paper introduces two palladium porphyrin compounds for ratiometric O2 quantification in microplates, enabling high-throughput biochemical assays by measuring fluorescence quenching.

New solid-state optical pH sensors for cell analysis

The paper develops new solid-state optical pH sensors for real-time monitoring of extracellular acidification in cultured cancer cells and 3D spheroids.

Potassium-Selective Nanoelectrode Arrays for Single-Cell Profiling of human iPSC-Derived Cardiomyocytes

The paper introduces KINESIS, a nanoelectrode array for label-free, high-resolution potassium sensing in single human iPSC-derived cardiomyocytes, showing distinct potential shifts in response to caffeine and ouabain.

Fluorescent pH-sensitive nanosensors enable precise low-volume monitoring in high-throughput bioprocess manufacturing

This paper introduces fluorescent pH-sensitive nanosensors for accurate low-volume pH monitoring in high-throughput biopharmaceutical manufacturing, demonstrating high accuracy in small sample volumes.

Oxygen Sensor-Guided Fine Needle Biopsy Studies of Human Cancer Xenografts in Mice

The paper uses an oxygen sensor-mounted biopsy tool to measure oxygen levels in human cancer xenografts in mice, providing additional diagnostic information through pO2 readings.