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Giant molecular cells built

13.07.2017

Kevin Byrne and colleagues at Trinity College Dublin and the AMBER Research Center have created cages for molecules that can dramatically increase the efficiency of chemical reactions and could be used as sensors or drug delivery agents in the future.

A variety of molecules can be placed in molecular cells. A teaspoon of molecular cell powder has more internal surface area and capacity than a football field.

This huge internal surface area both helps to enhance the chemical activity of the substance and has a huge potential for energy conversion. The cellular structure of the cell allows you to put different molecules into it, separating them from each other. For example, a drug can be placed in one of the cells, and it will be delivered to the required organ, where a special molecule will start the process of its release.

"In fact, we have created a molecular sponge in which different molecules can be stored until they fall into the conditions necessary for their activation," explained chemistry professor Wolfgang Schmitt, who led the research team.

The scientists also hope to create a molecule that converts energy using only light, similar to the process of photosynthesis in plants.

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Latest news of science and technology, new electronics:

The existence of an entropy rule for quantum entanglement has been proven 09.05.2024

Quantum mechanics continues to amaze us with its mysterious phenomena and unexpected discoveries. Recently, Bartosz Regula from the RIKEN Center for Quantum Computing and Ludovico Lamy from the University of Amsterdam presented a new discovery that concerns quantum entanglement and its relation to entropy. Quantum entanglement plays an important role in modern quantum information science and technology. However, the complexity of its structure makes understanding and managing it challenging. Regulus and Lamy's discovery shows that quantum entanglement follows an entropy rule similar to that for classical systems. This discovery opens new perspectives in the field of quantum information science and technology, deepening our understanding of quantum entanglement and its connection to thermodynamics. The results of the study indicate the possibility of reversibility of entanglement transformations, which could greatly simplify their use in various quantum technologies. Opening a new rule ... >>

Mini air conditioner Sony Reon Pocket 5 09.05.2024

Summer is a time for relaxation and travel, but often the heat can turn this time into an unbearable torment. Meet a new product from Sony - the Reon Pocket 5 mini-air conditioner, which promises to make summer more comfortable for its users. Sony has introduced a unique device - the Reon Pocket 5 mini-conditioner, which provides body cooling on hot days. With it, users can enjoy coolness anytime, anywhere by simply wearing it around their neck. This mini air conditioner is equipped with automatic adjustment of operating modes, as well as temperature and humidity sensors. Thanks to innovative technologies, Reon Pocket 5 adjusts its operation depending on the user's activity and environmental conditions. Users can easily adjust the temperature using a dedicated mobile app connected via Bluetooth. Additionally, specially designed T-shirts and shorts are available for convenience, to which a mini air conditioner can be attached. The device can oh ... >>

Energy from space for Starship 08.05.2024

Producing solar energy in space is becoming more feasible with the advent of new technologies and the development of space programs. The head of the startup Virtus Solis shared his vision of using SpaceX's Starship to create orbital power plants capable of powering the Earth. Startup Virtus Solis has unveiled an ambitious project to create orbital power plants using SpaceX's Starship. This idea could significantly change the field of solar energy production, making it more accessible and cheaper. The core of the startup's plan is to reduce the cost of launching satellites into space using Starship. This technological breakthrough is expected to make solar energy production in space more competitive with traditional energy sources. Virtual Solis plans to build large photovoltaic panels in orbit, using Starship to deliver the necessary equipment. However, one of the key challenges ... >>

New method for creating powerful batteries 08.05.2024

With the development of technology and the expanding use of electronics, the issue of creating efficient and safe energy sources is becoming increasingly urgent. Researchers at the University of Queensland have unveiled a new approach to creating high-power zinc-based batteries that could change the landscape of the energy industry. One of the main problems with traditional water-based rechargeable batteries was their low voltage, which limited their use in modern devices. But thanks to a new method developed by scientists, this drawback has been successfully overcome. As part of their research, scientists turned to a special organic compound - catechol. It turned out to be an important component that can improve battery stability and increase its efficiency. This approach has led to a significant increase in the voltage of zinc-ion batteries, making them more competitive. According to scientists, such batteries have several advantages. They have b ... >>

Alcohol content of warm beer 07.05.2024

Beer, as one of the most common alcoholic drinks, has its own unique taste, which can change depending on the temperature of consumption. A new study by an international team of scientists has found that beer temperature has a significant impact on the perception of alcoholic taste. The study, led by materials scientist Lei Jiang, found that at different temperatures, ethanol and water molecules form different types of clusters, which affects the perception of alcoholic taste. At low temperatures, more pyramid-like clusters form, which reduces the pungency of the "ethanol" taste and makes the drink taste less alcoholic. On the contrary, as the temperature increases, the clusters become more chain-like, resulting in a more pronounced alcoholic taste. This explains why the taste of some alcoholic drinks, such as baijiu, can change depending on temperature. The data obtained opens up new prospects for beverage manufacturers, ... >>

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New power supplies for LED applications 24.07.2007

Mean Well has introduced a new series of 60W enclosed AC/DC power supplies ELN-60. Designed for LED applications, ELN-60, unlike the PLN-60 series, does not have a power factor corrector, which has reduced the price of the product.

The fixtures meet the requirements of UL 1310 class 2, which means that in any situation the output will be less than 100 VA or 5 A. This will greatly reduce the hazard to those who install or maintain LED systems.

The IP64 waterproof and dustproof plastic housing protects the electronic parts of these power supplies from dust and moisture, which makes them suitable for use in various adverse conditions: for outdoor installation or in rooms with a high content of dust or moisture in the air. The efficiency of power supplies of the ELN-60 series reaches 88%, the devices can operate in a wide temperature range of -20...60°C, they do not require external airflow.

Standard features include a set of protections against short circuit, overload, overvoltage and overheating. The modules have overload protection of the "DC limit" type. Implemented the ability to adjust the level of protection operation (option). Mean Well ELN-60 power supplies are designed to power running lines and illuminate elements of decorative, architectural, theater and stage lighting, LED electronic displays.

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