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Search results for scanning electron microscopy

Cell & Microbiology Dec 16, 2024

Scientists reveal characteristics of Salmonella dry surface biofilm

Food scientists at the National University of Singapore (NUS) have revealed key characteristics of the foodborne pathogen Salmonella dry surface biofilm (DSB), a previously overlooked type of biofilm that commonly exists ...

Bio & Medicine Dec 12, 2024

Stabilized ferrocene molecules result in the world's smallest electrically controlled molecular machine

Artificial molecular machines, nanoscale machines consisting of a few molecules, offer the potential to transform fields involving catalysts, molecular electronics, medicines, and quantum materials. These machines operate ...

Analytical Chemistry Dec 11, 2024

Scientists examine how roasting affects the perfect brew

A new study in published in Scientific Reports suggests that the perfect cup of coffee is influenced by a complex blend of variables such as bean processing method, brewing time, and grind size, not just the roast level.

Bio & Medicine Dec 10, 2024

Rethinking the brain pacemaker: How better nanocomposites can improve signals

Two years ago, a medical professional approached scientists at the University of Tabriz in Iran with an interesting problem: Patients were having headaches after pacemaker implants. Working together to investigate, they began ...

Plants & Animals Dec 10, 2024

Exploring the biomechanics of rose prickles with advanced imaging

It is said that every rose has its thorn, but technically speaking, roses have prickles. Prickles are derived from the epidermis of the plant, whereas true thorns are modified stems. Rose prickles defend the plant from herbivores ...

Nanomaterials Dec 10, 2024

Nanostructured two-dimensional gold monolayers expand possibilities for catalysis, electronics, and energy conversion

Researchers have created nearly freestanding nanostructured two-dimensional (2D) gold monolayers, an impressive feat of nanomaterial engineering that could open up new avenues in catalysis, electronics, and energy conversion.

Plants & Animals Dec 9, 2024

Scientists explore photosynthesis for better plant growth under artificial light

Photosynthesis, the process by which plants, algae and certain kinds of bacteria convert solar radiation into chemical energy, must adjust itself to changes in the intensity of sunlight, so as to ensure its efficient use.

Environment Dec 9, 2024

Unveiling the Antarctic 'plastisphere', a unique and potentially hazardous new ecosystem

Antarctica, the world's most remote, harsh and pristine continent, is not free from marine pollution. Where human activity goes, plastic debris inevitably follows.

Archaeology Nov 30, 2024

Evidence of silk found in Bronze Age sacrificial pits

China National Silk Museum and the Sichuan Research Institute of Cultural Relics and Archaeology have confirmed the use of silk in sacrificial rituals by a Bronze Age civilization in the Yangtze River Basin. The findings ...

Environment Nov 26, 2024

Study confirms coal dust presence in Baltimore's Curtis Bay, raising health concerns

A new study from Johns Hopkins University researchers and community partners has confirmed what residents of South Baltimore's Curtis Bay community have reported for decades: Coal dust is present in measurable amounts on ...

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