Physicists build Graphene Thermodynamic Battery

In summary, the conversation discusses the potential implications of a recent article in Science Daily about a team of physicists who claim to have built a circuit that generates clean, limitless power from graphene. The conversation raises questions about how this technology could be implemented and whether it could revolutionize the mobile energy field or have unforeseen consequences on the environment. The validity of the article is also called into question, as it seems to misrepresent the actual findings of the physicists' research.
  • #1
Redmagic
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I read an article in Science Daily 'Physicists build circuit that generates clean, limitless power from graphene'. Can someone explain how to take this from the physics science experiment to the engineering prototype and implementation stage? Is this technology going to revolutionize the mobile energy field or will the physical limits of atomic thermodynamic energy not produce enough power for simple electronics?

Now if these batteries were hypothetically created and released into the wild, I see a entropy issue here. The claim in the article is that this is limitless energy. The laws of thermodynamics have to be preserved, so the energy is being absorbed from the environment.
If enough energy is absorbed from the environment over a long period of time, will this lead to a heatless world and potential ice age? On the other side of this, will it be potentially beneficial for society to absorb excess energy out of the environment and store it to reduce climate change effects? Are the current amounts discussed in this new technology too small to make any impact on a large scale?

Link is here for the article: https://www.sciencedaily.com/releases/2020/10/201002091029.htm
 
Science news on Phys.org
  • #2
The article just repeats a press release which has been described elsewhere as "a train wreck". It bears almost no relation to what was actually done. They got " A team of University of Arkansas physicists " right - at least I think so - but it all goes downhill from there.
 
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  • #3
Redmagic said:
Link is here for the article

The article is not a valid reference. In addition to the fact that one should always look for the actual peer-reviewed paper, not some journalist's article about the paper, this particular article, as @Vanadium 50 has already noted, completely misdescribes what the paper actually says. Unfortunately, that's pretty much par for the course for most of these "get the latest breaking news in science" websites.

The preprint of the actual paper is here:

https://arxiv.org/abs/2002.09947
 

1. What is a Graphene Thermodynamic Battery?

A Graphene Thermodynamic Battery is a type of battery that uses graphene as the primary material for its electrodes. Graphene is a single layer of carbon atoms arranged in a hexagonal lattice, making it incredibly thin and strong. This type of battery has a high energy density and is more efficient than traditional lithium-ion batteries.

2. How does a Graphene Thermodynamic Battery work?

A Graphene Thermodynamic Battery works by converting thermal energy into electrical energy. The battery has two electrodes made of graphene, separated by an electrolyte. When the battery is heated, the temperature difference between the two electrodes creates a voltage difference, generating an electric current.

3. What are the advantages of a Graphene Thermodynamic Battery?

There are several advantages to using a Graphene Thermodynamic Battery. It has a high energy density, meaning it can store more energy in a smaller space. It also has a longer lifespan compared to traditional batteries, as graphene is a durable material. Additionally, it is more environmentally friendly as it does not contain toxic materials like lead or cadmium.

4. What are the potential applications of a Graphene Thermodynamic Battery?

Graphene Thermodynamic Batteries have a wide range of potential applications. They can be used in portable electronic devices, such as smartphones and laptops, as well as in electric vehicles. They can also be used in renewable energy systems, such as solar panels and wind turbines, to store excess energy for later use.

5. Are there any limitations to Graphene Thermodynamic Batteries?

One limitation of Graphene Thermodynamic Batteries is their high production cost. Graphene is still a relatively new and expensive material, making it difficult to mass-produce these batteries at a low cost. Additionally, the efficiency of these batteries decreases at higher temperatures, limiting their use in extreme environments. However, ongoing research and advancements in technology may help overcome these limitations in the future.

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