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First Optical Tweezers Capable of Trapping Nanoparticles

Optical tweezers are a rapidly growing technology, and have opened up a wide variety of research applications in recent years. The devices operate by trapping particles at the focal points of tightly focused laser beams, allowing researchers to manipulate the objects without any physical contact.

14 Dec 2020

Mechanical Deformation can Kill Bacteria with Gold Nanoparticles

Finding alternatives to antibiotics is one of the biggest challenges facing the research community. Bacteria are increasingly resistant to these drugs, and this resistance leads to the deaths of more than 25,000 around the world.

11 Dec 2020

Nanodiamond-Embedded Membrane Filters for 'Sparkling' Clean Water

Although most of the planet is covered by water, only a fraction of it is clean enough for humans to use. Therefore, it is important to recycle this resource whenever possible. Current purification techniques cannot adequately handle the very hot wastewater generated by some industries.

11 Dec 2020

New Technique to Use Bacterial Nanopores to Decode Digital Information

In 2020, every individual in the world is generating around 1.7 MB of data each second, and that data amounts to 418 zettabytes, or 418 billion one-terabyte hard drives, in just a single year.

10 Dec 2020

Nanodiamond-Enabled Membranes for High-Temperature Water Treatment

Despite the fact that water covers a major part of the planet Earth, just a fraction of it is clean enough for human use.

10 Dec 2020

Silver-Doped Metal Nanocluster Shows 18-Fold Greater Photoluminescence

Scientists at Tokyo Institute of Technology have discovered that a silver-doped platinum thiolate nanometal complex shows 18-fold greater photoluminescence than the original platinum complex. In their recent paper, they provide insights into the causes of this, crowning a new approach to creating efficient non-toxic and biocompatible compounds for bioimaging.

9 Dec 2020

2D Holey ZnO Nanosheets for Supersensitive Hydrogen Sensors

In recent years, hydrogen (H2) has emerged as the best option for clean energy in our pursuit of an alternative fuel for mitigating environmental problems such as global warming. Hailed as "batteries of the future," H2 fuel cells are touted as the fuel for the future generation.

9 Dec 2020

Simple Method Helps Understand the Effects of Nano-Plastics in the Environment

A ground-breaking method to label and track manufactured nano-plastics could signal a paradigm shift in how we understand and care for environments, finds a new study.

9 Dec 2020

Nanospindles of V-TiO2 Enhance Effect of Ultrasound for Tumor Destruction

Cancer can be treated by using ultrasound in conjunction with molecules sensitizing the system to sound waves. Such sonosensitizers tend to produce toxic reactive oxygen species that attack and destroy tumor cells.

9 Dec 2020

Nanomesh Pressure Sensors Have That Human Touch

A more sensitive e-skin that can replicate the qualities of our skin could improve the lives of patients with a diverse range of medical issues and boost the performance of machines performing delicate tasks.

By Robert Lea 8 Dec 2020

Research Highlights Strategies for Improving the Biosynthesis of Inorganic Nanomaterials

There are diverse methods for producing numerous inorganic nanomaterials involving many experimental variables. Among the numerous possible matches, finding the best pair for synthesizing in an environmentally friendly way has been a longstanding challenge for researchers and industries.

8 Dec 2020

New Design Theory to Control Length of Self-Assembling Nanobots

Researchers from the University of New South Wales (UNSW) have solved a significant design challenge on the way to regulating the dimensions of so-called DNA nanobots—structures that get assembled on their own from DNA components.

7 Dec 2020

Researchers Reveal a Novel Method to Fine Tune 'Twistronics'

A group of international researchers at The University of Manchester have revealed a novel method that could fine tune the angle - "twist" - between atom-thin layers that form exotic manmade nanodevices called van der Waals heterostructures - and help accelerate the next generation of electronics.

7 Dec 2020

Study Explores Combined Nanoscale Effects of Water and Mineral Content on Bone

University of Arkansas researchers Marco Fielder and Arun Nair have conducted the first study of the combined nanoscale effects of water and mineral content on the deformation mechanisms and thermal properties of collagen, the essence of bone material.

7 Dec 2020

How Nanotechnology Helped Create mRNA COVID-19 Vaccines

A COVID-19 vaccine?—?or two?—?is just around the corner, bringing with it the possibility of a return to normalcy for many people. These medical interventions use nanotechnology to mimic nature’s own method of slipping past the immune system to deliver treatment to target cells.

By Robert Lea 4 Dec 2020