“Able to leap tall buildings in a single bound,” Graphene is 200 times stronger than steel, but five times lighter than aluminum. Graphene can be stretched up to 120% of its length and bent without breaking. One gram of graphene can cover a large soccer football pitch.
As a conductor, its electrons can move with virtually no resistance, making it far superior to copper or silicon for current density.
Discovered by scotch tape 😎, graphene is a single, atom-thick layer of carbon atoms arranged in a honeycomb lattice, making it the thinnest known material, and yet incredibly strong, lightweight, and conductive.
In 2004, Professors Andre Geim and Konstantin Novoselov, University of Manchester, famously used ordinary sticky tape to peel thin flakes from a piece of graphite, all the way down to one atom thick.
Graphene is an amazing heat conductor, outperforming even diamond and carbon nanotubes. Graphene absorbs just 2.3% of visible light, making it nearly transparent and useful for optoelectronics.
Graphene is impervious even to the smallest gases such as helium.
All of that to say, watch for the upcoming graphene development for ultrafast, flexible, and transparent devices such as transistors, sensors, semiconductors, and bendable displays, batteries and supercapacitors to improve charging speed, capacity, lifespan, composites for aerospace, automotive, and sports equipment, biosensors, drug delivery systems, and wearable health monitors, for next-gen displays and smart devices.
So what’s the rub? There’s always a rub.
Until manufacturing process and scaling can be accomplished, like anything it is far too expensive to be practical. So far. High-purity or monolayer graphene—needed for advanced electronics or research—can cost from $500 up to $10,000 per kilogram.
Graphene is currently 50 times more expensive than silicone wafer pricing for the same manufactured product.
Future projections suggest may bring graphene down to 25% of the current cost, but the advanced forms at $10,000 per kilogram will likely remain premium for some time.
For a typical smartphone, that would mean if the silicon portion of the semiconductor bill-of-materials (BOM) is replaced by graphene at today’s high purity market rates, the additive cost per device could be $40 higher. This would raise the manufacturing cost of a $800 smartphone by upwards of 10% more, or much higher in lower-priced devices where the wafer cost is a larger share.
Still, the benefits in performance, speed, and power consumption might eventually offset these costs. In the competitive smartphone and electronic devices and applications market, with current production methods, graphene circuits will lead to a huge price premium for the consumer— until mass production reduces costs.
Graphene is Superman quality stuff. You will see it brought into circulation sometime soon.
At least until kryptonite also makes it into the marketplace.
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Michael Magri
Graphene’s electrons just did something physicists thought was impossible.
For nearly 200 years, metals have obeyed the Wiedemann-Franz law – the rule that electrical conductivity and thermal conductivity always rise and fall together. But in ultra-clean graphene, researchers at the Indian Institute of Science found the opposite. As electrical conductivity increased, thermal conductivity dropped, shattering a principle taught in every physics textbook.
The key lies at the “Dirac point,” a strange electronic tipping point where graphene is neither a metal nor an insulator. Here, electrons stop behaving like individual particles. Instead, they flow collectively as a nearly perfect fluid – a state called a “Dirac fluid.” With viscosity hundreds of times lower than water, this exotic liquid resembles quark-gluon plasma, the fiery soup of particles created in particle accelerators and believed to exist moments after the Big Bang.
This discovery doesn’t just rewrite the rules for graphene. It provides a tabletop window into extreme physics usually reserved for black holes and high-energy colliders. Scientists say this behavior could help probe mysteries of quantum entanglement, black hole thermodynamics, and the very fabric of matter itself.
Beyond theory, the practical potential is huge. The unique fluid behavior of electrons in graphene could power next-generation quantum sensors, capable of detecting faint magnetic fields or amplifying ultra-weak signals with unprecedented precision.
Twenty years after its discovery, graphene continues to surprise. From breaking physics laws to opening new doors into the quantum universe, a single sheet of carbon atoms is once again proving it’s anything but ordinary.
Read the study:
“Universality in quantum critical flow of charge and heat in ultraclean graphene.” Nature Physics, 13 August 2025
