Search results for scanning electron microscopy

Evolution Jan 10, 2024

Study on lamprey embryos sheds light on the evolutionary origin of vertebrate head

The origin of the vertebrate skull is a topic of much debate among evolutionary biologists. Some believe that the vertebrate head has developed as a result of modification of the segmental elements of the trunk, such as the ...

Molecular & Computational biology Dec 28, 2023

BarbNet: Awn phenotyping with advanced deep learning, potential applications in the automation of barley awns sorting

Awns, bristle-like extensions on grass crops like wheat and barley, are vital for protection and seed dispersal, with barbs on their surface playing a crucial role. While the genetic basis of barb formation has been explored ...

Polymers Dec 22, 2023

Swift 4-D printing with shape-memory polymers

Shape-memory polymers or shape-shifting materials are smart materials that have gained significant attention within materials science and biomedical engineering in recent years to build smart structures and devices. Digital ...

Cell & Microbiology Dec 21, 2023

Cellular study reveals a lipid-mediated, inter-organelle biogenesis network

Researchers from Telethon Kids Institute and The University of Western Australia have developed a new technique to see inside cells with unprecedented detail, revealing a complicated web of interactions that provides new ...

Polymers Dec 18, 2023

A novel sandwich-structured composite from biopolymers for building envelope applications

A new sandwich-structured composite has been developed from the surface layers of polyhydroxyalkanoate (PHA) and the interlayer of polylactic acid and cellulose microfibers. The biodegradable cellulose microfibers can be ...

Plants & Animals Dec 15, 2023

Study provides novel molecular insights into sequential progression of leaflet formation

Compound leaves, which are composed of multiple independent units called leaflets, show a wide diversity of patterning, ranging from trifoliolate, palmate, pinnate to higher ordered forms. There is agreement that the proximodistal ...

Materials Science Dec 14, 2023

Direct ink writing of high-resolution cellulose structures

Three-dimensional (3D) printing has a significant role in membrane production for water purification and bio-separation, with capacity to create new and cleverly designed structures.

Optics & Photonics Dec 13, 2023

Researchers create stable hybrid laser by 3D printing micro-optics onto fibers

For the first time, researchers have shown that 3D-printed polymer-based micro-optics can withstand the heat and power levels that occur inside a laser. The advance enables inexpensive, compact, and stable laser sources that ...

Optics & Photonics Dec 13, 2023

Glassy shell of microscopic algae inspires tiny ultrasound detectors for medical imaging

A multidisciplinary team of researchers from Skoltech has discovered the resonance frequencies of diatom frustules. These intricately structured silicon dioxide shells of single-celled microalgae provide a promising model ...

Analytical Chemistry Nov 24, 2023

New approach developed for electrocatalytic H₂O₂ production and biomass upgrading

Scientists from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences have synthesized an oxygen-coordinated Fe single atom and atom cluster catalyst that exhibits superior electrocatalytic performance ...

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