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Archive for the ‘energy’ category: Page 132

Jun 28, 2022

Senator Joe Lieberman — Leading Bipartisan Moonshots For Health, National Security And Government

Posted by in categories: biotech/medical, business, cybercrime/malcode, energy, government, health, law, policy

Leading bipartisan moonshots for health, national security & functional government — senator joe lieberman, bipartisan commission on biodefense, no labels, and the centre for responsible leadership.


Senator Joe Lieberman, is senior counsel at the law firm of Kasowitz Benson Torres (https://www.kasowitz.com/people/joseph-i-lieberman) where he currently advises clients on a wide range of issues, including homeland and national security, defense, health, energy, environmental policy, intellectual property matters, as well as international expansion initiatives and business plans.

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Jun 28, 2022

Researchers Develop Stable Fibers Utilizing Boron Nitride Nanotubes

Posted by in categories: energy, nanotechnology

Researchers from Rice University claim that processing boron nitride nanotubes used to be challenging, but not anymore.

Professors Matteo Pasquali and Angel Martí, along with their team of researchers, have simplified the handling of the highly valuable nanotubes, making them more suited for use in large-scale applications including electronics, aerospace, and energy-efficient materials.

According to the study’s findings published in Nature Communications, boron nitride nanotubes, also known as BNNTs, can self-assemble into liquid crystals when exposed to certain circumstances, particularly concentrations of chlorosulfonic acid that are greater than 170 parts per million by weight.

Jun 28, 2022

High-power lasers promise new defence strategy

Posted by in categories: drones, energy, military, physics

Physicists at QinetiQ are developing systems that combine and control high-energy laser beams to provide a powerful and cost-effective countermeasure against drones and other uncrewed objects.

Around the world interest is growing in using high-power laser beams to disable airborne invaders such as drones and other uncrewed objects. These so-called directed-energy systems have the potential to damage or destroy small aerial devices at a fraction of the cost of launching conventional defence missiles or munitions. They have the added advantage that they can be reused many times to counter multiple attacks as well as the growing threat of drone swarms.

At QinetiQ, a UK-based technology company specializing in defence and security solutions, around 10 years of research effort into the physics underpinning these directed-energy systems has demonstrated enough potential to start building and testing practical prototypes. “We have taken a high-risk, high-reward approach to developing these systems,” says Richard Hoad, capability area lead for novel effectors and resilience at QinetiQ. “Our company and our customers in the defence sector have just significantly increased their investment to enable us to prove that our solution is as effective in a wide range of real environments as it is in testing.”

Jun 26, 2022

Solar Desalination Skylight provides free lighting and drinking water

Posted by in categories: energy, sustainability

A New Zeland-based designer Henry Glogau has developed Solar Desalination Skylight, a device that uses seawater to create natural ambient light, drinking water, and generates energy from the remaining sea salt.

Glogau’s Solar Desalination Skylight is the finalist of the Lexus Design Award 2021, a competition dedicated to empowering humans to make good things for the future of humanity and the planet. Projects that are finalized and awarded are determined by their positive impact on human society.

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Jun 24, 2022

Seismic waves from earthquakes reveal changes in the Earth’s outer core

Posted by in category: energy

In May 1997, a large earthquake shook the Kermadec Islands region in the South Pacific Ocean. A little over 20 years later, in September 2018, a second big earthquake hit the same location, its waves of seismic energy emanating from the same region.

Though the earthquakes occurred two decades apart, because they occurred in the same region, they’d be expected to send seismic waves through the Earth’s layers at the same speed, said Ying Zhou, a geoscientist with the Department of Geosciences in the Virginia Tech College of Science.

But in data recorded at four of more than 150 Global Seismographic Network stations that log seismic vibrations in real time, Zhou found an anomaly among the twin events: During the 2018 , a set of seismic waves known as SKS waves traveled about one second faster than their counterparts had in 1997.

Jun 22, 2022

Volvo unveils hydrogen-powered truck with 1,000km range

Posted by in categories: energy, transportation

Swedish truck manufacturer Volvo Trucks has unveiled a hydrogen fuel cell truck which the company claims will have a range of up to 1,000 kilometres and a refuelling time of less than 15 minutes.

The hydrogen fuel cell truck will join other zero-emission truck options already on offer, battery-electric trucks and trucks that run on renewable fuels such as biogas.

“We have been developing this technology for some years now, and it feels great to see the first trucks successfully running on the test track,” said Roger Alm, president of Volvo Trucks.

Jun 18, 2022

Batteries 98 percent charged in under 10 minutes

Posted by in category: energy

Enovix, based in Fremont, California, is developing 3D silicon lithium-ion batteries with faster charging times and higher energy densities than the current generation of cells.

Jun 16, 2022

Can we time travel? A theoretical physicist provides some answers

Posted by in categories: energy, physics, time travel

Time travel makes regular appearances in popular culture, with innumerable time travel storylines in movies, television and literature. But it is a surprisingly old idea: one can argue that the Greek tragedy Oedipus Rex, written by Sophocles over 2,500 years ago, is the first time travel story.

But is in fact possible? Given the popularity of the concept, this is a legitimate question. As a , I find that there are several possible answers to this question, not all of which are contradictory.

The simplest answer is that time travel cannot be possible because if it was, we would already be doing it. One can argue that it is forbidden by the , like the or relativity. There are also technical challenges: it might be possible but would involve vast amounts of energy.

Jun 16, 2022

DoD’s DARPA studies tech to recharge drones while in flight

Posted by in categories: drones, energy, military

The US Department of Defense’s innovative tech unit, the Defense Advanced Research Projects Agency (DARPA), is looking for ways to recharge drones while still in flight using laser-shooting tanker planes as the source of that energy.

“This Airborne Energy Well is a potential component of a more expansive energy web of power generation, transfer relays and receiving solutions, enabling the Department of Defense (DoD) to dynamically allocate energy resources to more flexibly deliver military effects,” the RFI notes.

Jun 15, 2022

Ink coating could enable devices powered by heat

Posted by in categories: energy, wearables

Researchers in Sweden report that they are closing in on a way to replace batteries for wearables and low-power applications in the internet of things (IoT). The answer lies in an ink coating that enables low-grade heat, which is generated by devices, to be converted to electrical power.

Publishing in Applied Materials & Interfaces (“Thermoelectric Inks and Power Factor Tunability in Hybrid Films through All Solution Process”), the researchers from KTH Royal Institute of Technology in Stockholm report that they have developed a promising blend of thermoelectric coating for devices that generate heat amounting to less than 100 °C.

A piece of film is coated in thermoelectric ink. (Image: KTH The Royal Institute of Technology)