Current Nanomaterials News and Events

Current Nanomaterials News and Events, Nanomaterials News Articles.
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Graphene "nano-origami" creates tiniest microchips yet
A team of experimental physicists at the University of Sussex have developed the smallest microchips ever - 100 times smaller than conventional microchips. They believe that this next generation of microchips could lead to computers and phones running thousands of times faster. (2021-02-15)

A new strategy to destroy cancer cells using magnetic nanoparticles and fields
The scientists analyzed how magnetic nanoparticles can be manipulated in in vitro conditions to achieve a selective antitumor effect. The method is based on the combined action of nanoparticles and permanent magnetic fields on human tumor cells. (2021-02-11)

The invisible killer lurking in our consumer products
Our consumer products, such as food, cosmetics and clothes, might be filled with nanomaterials - unbeknownst to us. The use of nanomaterials remains unregulated and they do not show up in lists of ingredients. A new study published in Nature Communications sheds light on whether they are harmful and what happens to them when they enter an organism. (2021-02-09)

Charged up: revolutionizing rechargeable sodium-ion batteries with 'doped' carbon anodes
Rechargeable batteries like lithium-ion batteries (LIBs) are seeing a surge in demand as technologies like electric propulsion ships and other vehicles become increasingly popular. However, lithium is costly, which has driven the search for other options. Sodium-ion batteries (SIBs) are a more sustainable alternative but are thermodynamically unstable with graphite--the usual anode material. Now, researchers in Korea have developed a ''heteroatom-doped'' (modified) carbon-based anode that helps SIBs to surpass the performance of LIBs. (2021-01-25)

Producing green hydrogen through the exposure of nanomaterials to sunlight
A research team from the Institut national de la recherche scientifique (INRS) has joined forces with French researchers from the The Institute of Chemistry and Processes for Energy, Environment and Health (ICPEES), a CNRS-University of Strasbourg joint research lab, to pave the way towards the production of green hydrogen. (2021-01-21)

Researchers develop new graphene nanochannel water filters
Brown University researchers have shown that tiny channels between graphene sheets can be aligned in a way that makes them ideal for water filtration. (2021-01-21)

New tool removes chemotherapy drugs from water systems
'What goes in, must come out' is a familiar refrain. It is especially pertinent to the challenges facing UBC researchers who are investigating methods to remove chemicals and pharmaceuticals from public water systems. Cleaning products, organic dyes and pharmaceuticals are finding their ways into water bodies with wide-ranging negative implications to health and the environment, explains Dr. Mohammad Arjmand, an assistant professor of mechanical engineering at UBC Okanagan. (2021-01-18)

New electron microscopy technique offers first look at previously hidden processes
Northwestern researchers have developed a new microscopy method that allows scientists to see the building blocks of 'smart' materials being formed at the nanoscale. (2020-12-22)

3D printers may be toxic for humans
Several studies that aim to characterize and quantify the release and composition, particle size, and residence time in the indoor environment will be presented in the Exposure and Risk Assessment of 3D Printing and Emerging Materials symposium on December 15, from 12:00-1:30 p.m. ET at the 2020 Society for Risk Analysis virtual Annual Meeting held December 13-17, 2020. (2020-12-15)

International research project investigates photosensitive carbon nanoparticles
An international team of researchers, including researchers from FAU headed by Prof. Dr. Dirk M. Guldi have now managed to identify the fundamental problems relating to the photophysics and photochemistry of carbon nanocolloids (CNC), and ascertain possible approaches for research into these readily available, non-toxic and adaptable nanomaterials. (2020-12-14)

A comprehensive review of biosynthesis of inorganic nanomaterials using microorganisms and bacteriophages
A KAIST bioprocess engineering research team conducted a summary of 146 biosynthesized single and multi-element inorganic nanomaterials covering 55 elements in the periodic table synthesized using wild-type and genetically engineered microorganisms. Their research highlights the diverse applications of biogenic nanomaterials and gives strategies for improving the biosynthesis of nanomaterials in terms of their producibility, crystallinity, size, and shape. (2020-12-07)

Shining a light on nanoscale dynamics
Watching metamaterials at work in real time using ultrafast electron diffraction: a research team led by University of Konstanz physicist Peter Baum succeeds in using ultrashort electron pulses to measure light-matter interactions in nanophotonic materials and metamaterials. (2020-11-24)

One-way street for electrons
An international team of physicists, led by researchers of the Universities of Oldenburg and Bremen, Germany, has recorded an ultrafast film of the directed energy transport between neighbouring molecules in a nanomaterial. Theoretical simulations confirmed the experimental finding. The results have been published in the journal Nature Nanotechnology. (2020-11-20)

USTC develops single crystalline quaternary sulfide nanobelts
USTC has designed a simple colloidal method to synthesize single crystalline wurtzite CZIS nanobelts, as well as the single crystalline wurtzite CZGS nanobelts assisted with oleylamine and 1-dodecanethiol. (2020-10-27)

Scientists propose potential method for imaging-guided synergistic cancer therapy
A joint research team led by Prof. WANG Hui and Prof. LIN Wenchu from the High Magnetic Field Laboratory of the Hefei Institutes of Physical Science developed a synthesis of metal-free multifunctional therapeutic reagents, called graphitic carbon nitride quantum dots embedded in carbon nanosheets (CNQD-CN), via a one-step hydrothermal treatment. (2020-10-15)

Neurons in spinal-cord injuries are reconnected in vivo via carbon nanotube sponges
Research conducted by two groups at the Center for Cooperative Research in Biomaterials CIC biomaGUNE and one at SISSA, Scuola Internazionale Superiore di Studi Avanzati (Italy), showed that functional materials based on carbon nanotubes offer a possible means for facilitating the reconnecting of neuronal networks damaged as a result of spinal cord injuries. The study constitutes a huge step forward in research geared towards recovery from injuries of this type. (2020-09-28)

Spinal injuries: the recovery of motor skills thanks to nanomaterials
Re-establishing motor skills and neuronal connectivity thanks to the implantation of carbon nanotubes in the injury site. This is the result of a study conducted by SISSA and the University of Trieste and published in PNAS. For the first time, the researchers have used nanomaterial implants in animals with spinal injury, showing the potential of therapeutic approaches that use the mechanical and electric properties of regenerative scaffolds to treat the injured area. (2020-09-28)

Perovskite light-emitting/detecting bifunctional fibers for wearable LiFi communication
LiFi is paradigm-shifting the common means of high-capacity wireless communication technologies and needs wearable and full-duplex compact design on account of its great significance in smart wearables as well as the 'Internet of Things'. Towards this goal, Scientist in China invented a light-emitting/detecting bifunctional fibre enabled by perovskite QDs with hybrid components, which enables the simultaneous electroluminescence and photodetection in monofilament. This work paves a way for the fabrication and integration of interoperable smart wearables. (2020-09-23)

How to harness the power of biosolids to make hydrogen
New technology uses biosolids to drive the chemical reactions needed to produce hydrogen from biogas. The circular economy approach means all the materials needed for hydrogen production could be sourced on-site at a wastewater treatment plant, without the need for expensive catalysts. (2020-09-14)

A new kind of liquid scintillator via hybridizing perovskite nanocrystals with organic molecules
Highly-efficient scintillators are playing an essential role in various fundamental science and industrial applications. For enhancing quantum yield, scientists in South Korea demonstrated a new kind of scintillating nanomaterials via hybridizing perovskite nanocrystals with organic molecules, which make it possible to detect X-rays efficiently and to achieve high-quality X-ray images in liquid form. The hybrid nanomaterials will hold substantial promise for advancing the industrial applications of X-ray imaging and producing intriguing scintillation in other hybrid nanomaterial systems. (2020-09-09)

Temporal-spatial order property of hollow multishelled structures enables sequential drug release
A recent research led by Prof. WANG Dan and Prof. ZHANG Suojiang from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences studied the diffusion and transport mechanism of antimicrobial molecules through HoMSs, and discovered that the unique temporal-spatial order property of HoMSs can realize the sequential drug release for the first time. (2020-09-08)

Electromagnetic chirality: From fundamentals to nontraditional chiroptical phenomena
Theoretical frameworks of chiroptical properties of electromagnetic materials and fields are reviewed. Based on these fundamentals, chiroptical systems can be understood, and complicated chiroptical phenomena can be described. (2020-09-02)

Photo catalysts show promise in creating self-cleaning surfaces and disinfecting agents
The team produced and studied new active photocatalysts based on natural aluminosilicate nanotubes with cadmium sulfide quantum dots stabilized on their surface synthesized by self-assembly. (2020-09-02)

Nanomaterials based strategies for treatment of hypoxic tumor
Hypoxic tumor microenvironment restricts efficiency of tumor therapies and leads to serious results of tumor recurrence and high mortality. Different strategies to treat hypoxic tumors based on nanomaterials have been utilized to eliminate the side effects of hypoxia on tumor therapies. The strategies could be summarized into two classes, i) elevating oxygen level in tumor by nanomaterials and ii) diminishing oxygen dependence of nanomaterials for hypoxic tumor therapy. (2020-08-31)

Biocompatible TeSex nano-alloys for PT/PA/CT/PET imaging-guided NIR-II-photothermal therapy
Photothermal nanotheranostics, especially in the NIR-II region, exhibits a great potential in precision and personalized medicine, owing to high tissue penetration of NIR-II light. The development of NIR-II-photothermal theranostic nanoplatforms with high biocompatibility and photothermal efficiency are urgently needed. In this work, researchers propose a nano-alloying strategy to dop Se into Te nanostructure for eliminating inherent cytotoxicity and enhancing biocompatibility, developing TeSex nano-alloys as a versatile theranostic nanoplatform. (2020-08-31)

CU scientists create batteries that could make it easier to explore Mars
Electrifying research by Clemson University scientists could lead to the creation of lighter, faster-charging batteries suitable for powering a spacesuit, or even a Mars rover. (2020-08-31)

Internet-of-Things air quality sensor that could save the lives of babies and ast
Scientists at the University of Sussex have collaborated with an Oxford company, M-SOLV, and a team of scientists from across Europe to develop a highly sensitive, accurate and affordable carbon-based Nitrogen Dioxide (NO2) sensor. (2020-08-24)

Tiny engineered therapeutic delivery system safely solves genetic problems in mice
Inserting genetic material into the body to treat diseases caused by gene mutations can work, scientists say - but getting those materials to the right place safely is tricky. Scientists report in the journal Science Advances that the lipid-based nanoparticles they engineered, carrying two sets of protein-making instructions, showed in animal studies that they have the potential to function as therapies for two genetic disorders. (2020-08-21)

New way to check the quality of nanomaterials like graphene
A new way to check the quality of nanomaterials like graphene has emerged from a team at the University of Sussex. (2020-08-12)

Giant photothermoelectric effect in silicon nanoribbon photodetectors
The photoelectric conversion has essential applications in energy and information devices. It is reported that up to 40% of the energy loss comes from heat dissipation and poor light absorption. Chinese and American scientists have successfully realized the giant photothermoelectric effect in silicon nanomaterials, which can harvest the excessive energy of photogenerated hot carriers and is promising for the high-efficiency photovoltaic cells and photodetectors by silicon materials. (2020-08-11)

Working on the frontier of nanoparticle research
The Computer-Aided Nano and Energy Lab (CANELa) at the University of Pittsburgh's Swanson School of Engineering is advancing the field of nanoparticle research, modeling metal nanoclusters that are atomically precise in structure. An article highlighting their work and its influence on the field of nanoparticles is featured on the cover of the latest issue of Dalton Transactions. (2020-07-21)

New nano drug candidate kills aggressive breast cancer cells
Researchers at the University of Arkansas have developed a new drug candidate that kills triple negative breast cancer cells. The discovery will help clinicians target breast cancer cells directly, while avoiding the adverse, toxic side effects of chemotherapy. (2020-07-20)

BIO Integration Journal, volume 1, issue number 1, publishes
New journal BIO Integration (BIOI) has been launched with the publication of volume 1, issue 1. (2020-07-07)

Real-time monitoring of proteins in the nuclear pore complex
Researchers at Kanazawa University report in Biomaterials a high-speed atomic-force microscopy study of protein filaments in the nuclear pore complex. The visualization in real-time of the filaments' dynamics is an important step in our understanding of molecular transport mechanisms between a cell nucleus and its surrounding medium. (2020-07-06)

New nano-engineering strategy shows potential for improved advanced energy storage
Renewable energy platforms such as wind and solar need large-scale energy storage systems. Recent promising investigations using beyond-lithium ion batteries have been hampered by a lack of suitable electrode materials. Scientists using a strategy called strain-engineering in 2D materials now say new types of cathodes, suitable for advanced energy storage, can be developed using beyond-lithium ion batteries. (2020-07-03)

Building a harder diamond
Scientists at the University of Tsukuba create a theoretical carbon-based material that would be even harder than diamond. This work may have industrial applications for cutting and polishing in place of current synthetic diamond. (2020-07-01)

Nanotechnology applied to medicine: The first liquid retina prosthesis
Researchers at Istituto Italiano di Tecnologia has led to the development of an artificial liquid retinal prosthesis to counteract the effects of diseases such as retinitis pigmentosa and age-related macular degeneration that cause the progressive degeneration of photoreceptors of the retina, resulting in blindness. The collected data show that this innovative technique is valid to restore the photoreceptive capacity of retinal neurons while preserving their spatial resolution, laying a solid foundation for future clinical trials in humans. (2020-06-29)

New microscopy under ambient achieves less than 10 nm spatial resolution on surface potential measurement
A new nanomaterials microscopy approach called Pulsed Force Kelvin Probe Force Microscopy (PF-KPFM), allows for less than 10 nanometer measurements of work function and surface potential in a single-pass AFM scan. The findings have been published in two related articles in ACS Nano Angewandte Chemie International Edition. (2020-06-24)

Researchers make next-generation, high-toughness battery component
By combining a ceramic material with graphene, Brown University engineers have made what they say is the toughest solid electrolyte built to date. (2020-06-18)

Nanobiohybrids: A synergistic integration of bacteria and nanomaterials in cancer therapy
Nanobiohybrids: A Synergistic Integration of Bacteria and Nanomaterials in Cancer Therapy- BIO Integration. Announcing a new article publication for BIO Integration journal. In this mini review article the authors Yuhao Chen, Meng Du, Jinsui Yu, Lang Rao, Xiaoyuan Chen and Zhiyi Chen from The Third Affiliated Hospital of Guangzhou Medical University, Guangzhou, China and the National Institute of Biomedical Imaging and Bioengineering, Bethesda, MD, USA consider nanobiohybrids in cancer therapy. (2020-06-16)

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