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Velcro DNA helps build nanorobotic Meccano

Scientists at the University of Sydney create programmable nanostructures using DNA origami, enabling rapid prototyping of diverse configurations. These custom-designed nanostructures have potential applications in targeted drug delivery, responsive materials, and energy-efficient optical signal processing.

SourceUniversity of Sydney·JournalScience Robotics·TypeExperimental study·DateNov 27, 2024

Caltech's new fingerprint mass spectrometry method paves the way to solving the proteome

Researchers at Caltech have developed a new technique called 'fingerprint nanoelectromechanical mass spectrometry' that allows for the accurate measurement of individual protein masses. This breakthrough could pave the way to determining the complete proteome, providing insights into an organism's health and potential disease treatments.

SourceCalifornia Institute of Technology·JournalNature Communications·DateOct 22, 2024

New understanding of the limits on nano-noise

Researchers at Chalmers University of Technology have made a significant step in understanding the fundamental constraints on noise, paving the way for future nanoelectronics. The study investigated thermoelectric heat engines at the nanoscale and found a critical trade-off between noise and power.

SourceChalmers University of Technology·JournalPhysical Review Letters·TypeExperimental study·DateSep 17, 2024

Electromechanical material doesn’t get ‘clamped’ down

Researchers have identified a class of materials called antiferroelectrics that produce an electromechanical response up to five times greater than conventional piezoelectric materials, even in films as thin as 100 nanometers. This breakthrough could enable the development of next-generation electronics and devices.

SourceRice University·JournalNature Materials·TypeMeta-analysis·DateMay 23, 2024

UMass Amherst researchers pioneer nanoelectronic sensor that simultaneously measures electrical and mechanical activity in heart cells

Researchers from UMass Amherst have created a tiny sensor that can simultaneously measure electrical and mechanical cellular responses in cardiac tissue. This breakthrough device has the potential to lead-edge applications in cardiac-disease experiments and improve health monitoring for cardiac disease studies.

SourceUniversity of Massachusetts Amherst·JournalScience Advances·TypeExperimental study·DateAug 24, 2022

Optical cavities could provide new technological possibilities

Researchers at Norwegian University of Science and Technology have discovered a method for describing molecules in optical cavities, which could lead to breakthroughs in chemistry and pharmaceutical industries. The study uses molecular orbital theory to predict how molecules will react inside optical cavities.

SourceNorwegian University of Science and Technology·JournalNature Communications·TypeComputational simulation/modeling·DateMay 25, 2022

Electronic skin anticipates and perceives touch from different directions for the first time

Researchers from Chemnitz University of Technology and Leibniz IFW Dresden create a new approach for miniaturizing soft sensor units with integrated artificial hairs. They successfully integrate the 3D magnetic field sensors with magnetically rooted fine hairs into an artificial e-skin, enabling precise spatial arrangement and mass pro...

SourceChemnitz University of Technology·JournalNature Communications·TypeExperimental study·DateApr 27, 2022

New studies in journal of pharmaceutical analysis demonstrate advancements in nanotechnology and their impact across multiple areas of human health

Recent studies published in the Journal of Pharmaceutical Analysis have found applications of nanotechnology in medicine, drug research, and environmental protection. Researchers developed nanodots made of carbon using natural polysaccharides from mushrooms to detect chromium, and created nanozymes that could be used to detect drug con...

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateApr 7, 2022

A simple retrofit transforms electron microscopes into high-speed atom-scale cameras

Researchers have developed a retrofit to transform transmission electron microscopes into high-speed cameras, capturing processes on the atomic scale. The 'beam chopper' technology enables laboratories to investigate super-fast phenomena without expensive laser systems or specialized expertise.

SourceNational Institute of Standards and Technology (NIST)·JournalReview of Scientific Instruments·DateFeb 24, 2020

Seasons change: Researchers provide new definition for major Indian monsoon season

A new definition for the Northeast Indian Monsoon (NEM) season has been established using surface temperature analyses, identifying the average onset and demise dates as November 6 and March 13. This definition provides a more objective and reliable approach to monitoring the monsoon season, which is critical for millions of people in ...

SourceFlorida State University·JournalMonthly Weather Review·DateFeb 8, 2019

Revisiting quantum effects in MEMS

Researchers found that quantum effects on MEMS operating conditions have been overestimated, affecting device stability. The study's results indicate changes in stability based on metal coatings and silicon doping levels.

SourceSpringer·JournalThe European Physical Journal B·DateNov 15, 2013

Weighing molecules 1 at a time

A team of researchers has developed a nanomechanical device that can weigh individual molecules, enabling biologists to study viruses and probe molecular machinery. The device uses vibrational modes to determine particle mass and position, opening doors for biomedical applications such as disease diagnosis and immune system monitoring.

SourceCalifornia Institute of Technology·JournalNature Nanotechnology·DateAug 26, 2012

Golden scales

Researchers at Berkeley Lab have developed a nanoelectromechanical system (NEMS) that can weigh individual gold atoms, measuring masses as small as two fifths of a gold atom in just over one second. The NEMS mass sensor uses carbon nanotubes and achieves sub-single-atom resolution at room temperature.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Nanotechnology·DateJul 28, 2008

Researchers find a new way to read nanoscale vibrations

Cornell researchers have found a simple solution to measuring nanoscale vibrations by tapping with an atomic force microscope (AFM), allowing for the detection and identification of bacteria, viruses, and other organic molecules. The new method uses probes similar to those in AFMs to measure vibrations in nanomechanical oscillators.

SourceCornell University·JournalJournal of Applied Physics·DateMar 26, 2007