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Categories: Chemistry: Organic Chemistry, Energy: Batteries

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Chemistry: Organic Chemistry Computer Science: General Engineering: Nanotechnology
Published

DNA chips as storage media of the future: What challenges need to be overcome      (via sciencedaily.com) 

In the form of DNA, nature shows how data can be stored in a space-saving and long-term manner. Bioinformatics specialists are developing DNA chips for computer technology. Researchers show how a combination of molecular biology, nanotechnology, novel polymers, electronics and automation, coupled with systematic development, could make DNA data storage useful for everyday use possible in a few years.

Energy: Batteries Geoscience: Environmental Issues
Published

Towards better batteries and fuel cells with dispersibility estimation for carbon electrode slurries      (via sciencedaily.com) 

Carbon slurries, which consist of a suspension of carbon particles in a solvent, are used to mass-produce battery electrodes. However, there are no adequate methods to evaluate whether the particles are uniformly dispersed in the slurry during the manufacturing process. In a recent study, researchers used an innovative approach, combining viscosity and electrochemical impedance measurements, to accurately assess the dispersibility of slurries, opening doors to enhanced electric vehicles and fuel cell batteries.

Chemistry: Organic Chemistry
Published

New approach to nongenetic T-cell-based immunotherapy      (via sciencedaily.com) 

Immunotherapies for cancer aim to induce the immune system to combat cancer cells more effectively. A research team has now described a new, modular strategy for T-cell-based immunotherapy that manages to work without complex genetic modifications. Modulation of cell-cell communications through an ingenious regulatory circuit using various small, specially folded DNA molecules (aptamers) causes cancer cells to directly activate their mortal enemies, T cells.

Chemistry: Organic Chemistry Engineering: Graphene Geoscience: Environmental Issues
Published

Graphene discovery could help generate hydrogen cheaply and sustainably      (via sciencedaily.com) 

Researchers have finally solved the long-standing puzzle of why graphene is so much more permeable to protons than expected by theory.

Energy: Batteries
Published

New platform could boost development of carbon-capturing batteries      (via sciencedaily.com) 

Efficient and cheap batteries that can also capture harmful emissions could be right around the corner, thanks to a new system that speeds up the development of catalysts for lithium-CO2 (Li-CO2) batteries.

Chemistry: Inorganic Chemistry Chemistry: Organic Chemistry Computer Science: General
Published

Deciphering the molecular dynamics of complex proteins      (via sciencedaily.com) 

Which structures do complex proteins adopt in solution? Biophysicists answer this question using the example of ubiquitin dimers as well as a new combination of high-resolution NMR spectroscopy and sophisticated computer simulations.

Chemistry: Inorganic Chemistry Chemistry: Organic Chemistry Energy: Alternative Fuels Energy: Fossil Fuels Energy: Technology Geoscience: Environmental Issues
Published

New approach shows hydrogen can be combined with electricity to make pharmaceutical drugs      (via sciencedaily.com) 

The world needs greener ways to make chemicals. In a new study, researchers demonstrate one potential path toward this goal by adapting hydrogen fuel cell technologies.

Energy: Batteries Energy: Technology
Published

Move over lithium-ion: Zinc-air batteries a cheaper and safer alternative      (via sciencedaily.com) 

Zinc-air batteries have emerged as a better alternative to lithium in a recent study into the advancement of sustainable battery systems.

Biology: Microbiology Biology: Molecular Chemistry: Organic Chemistry Physics: Optics
Published

Research team developing a nano-sized force sensor and improving high-precision microscopy technology      (via sciencedaily.com) 

Recent research in cell biology highlights groundbreaking results. An international team of researchers have recently established a tool they developed to study the mechanics of the cell. The tool can be used to study the inner forces of the cell, for example, the stretching of the nuclear membrane. The microscopic force sensor, only about 0.00002 mm long, is constructed of exotic ingredients such as spider web protein parts, fluorescent proteins from jellyfish, and antibodies from alpaca. In addition, the multidisciplinary team of researchers has developed further the sensitivity of super-resolution microscopy technique.

Chemistry: Organic Chemistry Energy: Fossil Fuels Energy: Technology Geoscience: Environmental Issues
Published

Groundbreaking green propane production method      (via sciencedaily.com) 

New research reveals a promising breakthrough in green energy: an electrolyzer device capable of converting carbon dioxide into propane in a manner that is both scalable and economically viable.

Biology: Molecular Chemistry: Organic Chemistry
Published

Scientists reveal how sensory protein changes shape with nanometer resolution      (via sciencedaily.com) 

The sensory receptor PIEZO1 changes shape in response to mechanical stimuli. The super high-resolution microscopy technology used in this discovery is a breakthrough in enabling protein structures to be studied within the cellular environment.

Chemistry: Organic Chemistry Engineering: Nanotechnology
Published

Decoding how molecules 'talk' to each other to develop new nanotechnologies      (via sciencedaily.com) 

Scientists recreate and compare molecular languages at the origin of life -- opening new doors for the development of novel nanotechnologies.

Chemistry: Organic Chemistry
Published

Researchers develop versatile and low-cost technology for targeted long-read RNA sequencing      (via sciencedaily.com) 

In a development that could accelerate the discovery of new diagnostics and treatments, researchers have developed a versatile and low-cost technology for targeted sequencing of full-length RNA molecules. The technology, called TEQUILA-seq, is highly cost-effective compared to commercially available solutions for targeted RNA sequencing and can be adapted for different research and clinical purposes.

Chemistry: Inorganic Chemistry Chemistry: Organic Chemistry Engineering: Nanotechnology
Published

Gold buckyballs, oft-used nanoparticle 'seeds' are one and the same      (via sciencedaily.com) 

Chemists have discovered that tiny gold 'seed' particles, a key ingredient in one of the most common nanoparticle recipes, are one and the same as gold buckyballs, 32-atom spheres that are cousins of the Nobel Prize-winning carbon buckyballs discovered in 1985.

Chemistry: Organic Chemistry
Published

Weaker transcription factors are better when they work together      (via sciencedaily.com) 

Bioengineers have developed a generalizable method to address 'off-target' binding, a significant problem in the field of synthetic biology. Taking a cue from nature, the researchers showed they could all but eliminate off-target gene activation by designing weak transcription factors that cooperatively assemble.

Chemistry: Organic Chemistry Energy: Technology Geoscience: Environmental Issues
Published

Researchers design efficient iridium catalyst for hydrogen generation      (via sciencedaily.com) 

Proton exchange membrane water electrolyzers converts surplus electric energy into transportable hydrogen energy as a clean energy solution. However, slow oxygen evolution reaction rates and high loading levels of expensive metal oxide catalysts limit its practical feasibility. Now, researchers have developed a new tantalum oxide-supported iridium catalyst that significantly boosts the oxygen evolution reaction speed. Additionally, it shows high catalytic activity and long-term stability in prolonged single cell operation.

Chemistry: Organic Chemistry Engineering: Nanotechnology
Published

Nanoscale material offers new way to control fire      (via sciencedaily.com) 

High-temperature flames are used to create a wide variety of materials -- but once you start a fire, it can be difficult to control how the flame interacts with the material you are trying to process. Researchers have now developed a technique that utilizes a molecule-thin protective layer to control how the flame's heat interacts with the material -- taming the fire and allowing users to finely tune the characteristics of the processed material.

Chemistry: Inorganic Chemistry Chemistry: Organic Chemistry Energy: Alternative Fuels Physics: Optics
Published

Chromium replaces rare and expensive noble metals      (via sciencedaily.com)     Original source 

Expensive noble metals often play a vital role in illuminating screens or converting solar energy into fuels. Now, chemists have succeeded in replacing these rare elements with a significantly cheaper metal. In terms of their properties, the new materials are very similar to those used in the past.

Chemistry: Organic Chemistry Computer Science: Quantum Computers Computer Science: Virtual Reality (VR) Engineering: Nanotechnology Physics: General Physics: Optics Physics: Quantum Computing Physics: Quantum Physics
Published

Arrays of quantum rods could enhance TVs or virtual reality devices      (via sciencedaily.com) 

Using scaffolds of folded DNA, engineers assembled arrays of quantum rods with desirable photonic properties that could enable them to be used as highly efficient micro-LEDs for televisions or virtual reality devices.