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Nanomaterials news
Engineering a new color palette for single-molecule imaging
Researchers often study biomolecules such as proteins or amino acids by chemically attaching a "fluorophore," a sensitive molecule that absorbs and re-emits energy from light.
Bio & Medicine
1 hour ago
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18
Polyglycerol coating offers safer nanoparticle environmental remediation
Nanoparticles (NPs) are often used to reduce environmental pollution by targeting harmful chemicals in soil and water that are released by industrial and agricultural activities. These NPs are engineered to absorb, degrade, ...
Nanomaterials
3 hours ago
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25
Scientists from Prague are expanding the possibilities of using RNA in gene medicine
Dr. Petr Cígler and his collaborators are working on refining molecular systems for transporting ribonucleic acid (RNA) molecules into cells. The question of how to effectively deliver RNA to a designated place in the body ...
Bio & Medicine
4 hours ago
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1
A thousand times smaller than a grain of sand—glass sensors 3D-printed on optical fiber
In a first for communications, researchers in Sweden 3D printed silica glass micro-optics on the tips of optic fibers—surfaces as small as the cross section of a human hair. The advance could enable faster internet and ...
Nanophysics
4 hours ago
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21
Multi-scale, nanomaterial-based ice inhibition platform enables full-cycle cryogenic protection for mouse oocytes
Safe and high-quality fertility preservation is of growing significance for women in clinical trials. Current primary methods for cryopreserving human oocytes are slow freezing and vitrification, but existing techniques pose ...
Bio & Medicine
4 hours ago
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1
Scientists achieve giant Rashba–Dresselhaus spin splitting in 2D chiral metal-organic frameworks
A research team led by Prof. Li Xingxing and academician Yang Jinlong from University of Science and Technology of China (USTC) has developed two-dimensional (2D) chiral metal-organic frameworks as Rashba-Dresselhaus (R-D) ...
Nanophysics
21 hours ago
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11
Uneven strain distribution induces detwinning in penta-twinned nanoparticles
Twinned nanoparticles have regions of clear symmetry that share the same crystal lattice, separated by a clear boundary. Changing the twin structure can affect the properties of the nanoparticles, which makes controlling ...
Nanophysics
May 14, 2024
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2
Self-assembled Na-doped zinc oxide for the detection of lung cancer biomarker VOCs at low concentrations
Developing high-performance gas sensors for the detection of lung cancer markers at low concentrations is a crucial step towards achieving early lung cancer monitoring through breath tests. Metal oxide semiconductors (MOS) ...
Bio & Medicine
May 13, 2024
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13
Electron vortices in graphene detected for the first time
When an ordinary electrical conductor—such as a metal wire—is connected to a battery, the electrons in the conductor are accelerated by the electric field created by the battery. While moving, electrons frequently collide ...
Nanophysics
May 13, 2024
0
159
Research explores ways to mitigate the environmental toxicity of ubiquitous silver nanoparticles
Silver has long been used to thwart the spread of illness and in recent years silver nanoparticles have been incorporated into products ranging from sanitizers, odor-resistant clothes and washing machines to makeup, food ...
Bio & Medicine
May 11, 2024
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48
Designer peptoids mimic nature's helices
Nature is filled with extraordinarily precise molecular shapes that fit together like a hand in glove. Proteins, for example, can assemble into a wide variety of well-defined shapes that grant them their function.
Bio & Medicine
May 10, 2024
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216
Researchers discover optimal conditions for mass production of ultraviolet holograms
Researchers have delved into the composition of nanocomposites for ultraviolet metasurface fabrication and determined the ideal printing material for crafting them. Their findings are featured in the journal Microsystems ...
Nanophysics
May 9, 2024
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27
Researchers demonstrate enhanced radiative heat transfer for nanodevices
Researchers from Japan have been working hard to keep their cool—or at least—keep their nanodevices from overheating. By adding a tiny coating of silicon dioxide to micro-sized silicon structures, they were able to show ...
Nanophysics
May 9, 2024
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57
Research team develops new thin film deposition process for tin selenide-based materials
A research team has developed a new thin film deposition process for tin selenide-based materials. This process utilizes the metal-organic chemical vapor deposition (MOCVD) method, enabling thin film deposition on large wafer ...
Nanomaterials
May 9, 2024
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27
Scientists create black arsenic visible infrared photodetectors
In recent years, the exceptional structure and fascinating electrical and optical properties of two-dimensional (2D) layered crystals have attracted widespread attention. Examples of such crystals include graphene, black ...
Nanomaterials
May 8, 2024
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2
Researchers can now accurately measure the emergence and damping of a plasmonic field
An international research team led by Universität Hamburg, DESY, and Stanford University has developed a new approach to characterize the electric field of arbitrary plasmonic samples, like, for example, gold nanoparticles. ...
Nanophysics
May 8, 2024
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43
Development of ultra-high-efficiency pure red light-emitting devices with enhanced color representation
DGIST Professor Jiwoong Yang's team in the Energy Science and Engineering Department has successfully manufactured high-performance, skin-attachable perovskite pure red light-emitting devices to create various forms of wearable ...
Nanomaterials
May 8, 2024
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9
Researchers develop nanotechnology for creating wafer-scale nanoparticle monolayers in seconds
Nanoscale materials present us with astonishing chemical and physical properties that help materialize applications such as single molecular sensing and minimally invasive photothermal therapy—which were once just theories—into ...
Nanomaterials
May 7, 2024
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291
Researchers establish commercially viable process for manufacturing with promising new class of metals
Nanostructured high entropy alloys—metals made from a chaotic mix of several different elements—show a lot of promise for use in industries such as aerospace and automotive because of their strength and stability at high ...
Nanomaterials
May 7, 2024
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117
Researchers 'unzip' 2D materials with lasers
In a new paper published on May 1 in the journal Science Advances, researchers at Columbia Engineering used commercially available tabletop lasers to create tiny, atomically sharp nanostructures, or nanopatterns, in samples ...
Nanophysics
May 7, 2024
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Astronomers discover new Earth-sized world orbiting an ultra-cool star
