Articles by Thamarasee Jeewandara
Phys.org / Investigating the intestinal transport of mercury ions with a gut-on-a-chip device
The transport of mercury ions across intestinal epithelial cells can be studied for toxicology assessments by using animal models and static cell cultures. However, the concepts do not reliably replicate conditions of the ...
Phys.org / Study explores topological beaming of light
Nanophotonic light emitters are compact and versatile devices with wide-ranging applications in applied physics. In a new report now published on Science Advances, Ki Young Lee and a research team in physics and engineering ...
Tech Xplore / Re-awakening the world's first solar cells for indoor photovoltaics applications
The world's first solid-state photovoltaics were reported in 1883, and were composed of selenium, which eventually led to the development of the present-day photovoltaics, although the wide bandgap of selenium was limiting ...
Phys.org / A diamond-based quantum amplifier
In physics, weak microwave signals can be amplified with minimal added noise. For instance, artificial quantum systems based on superconducting circuits can amplify and detect single microwave patterns, although at millikelvin ...
Phys.org / Directly visualizing the cooperative adsorption of a string-like molecule onto a solid with double-stranded DNA
Macromolecules in diverse phases can adsorb onto natural systems, composite materials, and thin-film devices. In a new report now published in Science Advances, Yuma Morimitsu and a research team in applied chemistry and ...
Phys.org / Understanding the growth modes of single-walled carbon nanotubes on catalysts
Insights into the catalyst structure-function relationship of single-walled carbon nanotubes (SWCNTs) can provide an outlook to their growth mechanisms. In a new report now published in Science Advances, Feng Yang and a research ...
Phys.org / Topological near fields generated by topological structures
Metamaterials and metaoptics offer a broad dimension to explore exotic functionalities in physics and optics. In a new report now published in Science Advances, Jie Peng and a team of scientists in physics and interdisciplinary ...
Phys.org / Making a case for femto-phono-magnetism in ultrafast times
Magnetic matter can be regulated by ultrafast laser pulses in the field of ferromagnetism. In a new report now published in Science Advances, Sangeeta Sharma and a team of scientists at the Max-Planck Institute in Germany ...
Phys.org / Developing an organic transmembrane device to host and monitor 3-D cell cultures
Researchers have used 3D cell culture models in the past decade to translate molecular targets during drug discovery processes to thereby transition from an existing predominantly 2D culture environment. In a new report now ...
Phys.org / The composition of asteroidal cores in the early solar system
Iron meteorites of the solar system are composed of parent cores belonging to the earliest credited bodies of the environment. The cores are formed in two isotopically distinct reservoirs including non-carbonaceous and carbonaceous ...
Phys.org / Picotesla magnetometry of microwave fields with diamond sensors
Microwave field sensors are important in practice for a variety of applications across astronomy and communication engineering. The nitrogen vacancy center in diamond allows magnetometric sensitivity, stability and compatibility ...
Phys.org / Liquid cell transmission electron microscopy analysis of semiconductor nanocrystals
Semiconductor nanocrystals of different sizes and shapes can govern the optical and electrical properties of materials. Liquid cell transmission electron microscopy (LCTEM) is an emerging method to observe nanoscale chemical ...
Phys.org / Bioinspired molecular dyes for biomedical fluorescent imaging
Fluorescence imaging can be conducted with long Stokes shift dyes that minimize crosstalk between the excitation source and fluorescent emission to improve the signal-to-background ratio. Regardless, researchers still form ...
Phys.org / Engineering circular ribonucleic acids (circRNAs) for improved protein production
Circular ribonucleic acids (circRNAs) are a promising platform for gene expression studies as a stable and prevalent ribonucleic acid in eukaryotic cells, which arise from back-splicing. In a new report now published in Nature ...
Phys.org / A van der Waals force-based adhesion study of stem cells exposed to cold atmospheric jets
Cold atmospheric plasma can affect cell adhesion with a significant role in stem cell adhesion. In a new study now published in Scientific Reports, Kobra Hajizadeh and a team of researchers in the departments of physics and ...