Add Electrified Graphene becomes A Bacterial Bug Zapper

Electrified-Graphene-becomes-A-Bacterial-Bug-Zapper.md

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+<br>Graphene's long checklist of achievements is a bit of longer at this time, as researchers from Rice University have used the material to make a bacterial [bug zapper for camping](https://setiathome.berkeley.edu/view_profile.php?userid=13204549) [bug zapper for backyard](https://www.sendmecashtoday.ca/2025/03/24/installment-loans-in-halifax/). A type of the fabric called laser-induced graphene (LIG) has previously been discovered to be antibacterial, and now the group has found that these properties could be kicked up a notch by including a few volts of electricity. The Rice team, headed up by Professor James Tour, first created LIG in 2014 by utilizing a laser beam to etch patterns into a sheet of polyimide. That churns up the material into a porous graphene foam, which has been discovered to be efficient at stopping microbes from constructing up on its surface. To further take a look at LIG's micro organism-blasting skills, the researchers took a sheet of polyimide and used a laser to turn half of the surface into LIG. The material was then placed in a solution filled with Pseudomonas aeruginosa bacteria, and a small charge was run through the LIG electrodes.<br>
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+<br>At 1.1 volts, the micro organism, which had been fluorescently tagged so the researchers may see them clearly, have been attracted to the LIG anode and moved towards it, like a [bug zapper](https://www.ebersbach.org/index.php?title=Will_A_Bug_Zapper_Cease_Those_Annoying_Mosquitoes). At 1.5 volts, the bacteria that came into contact with the LIG have been killed within 30 seconds, and when the juice was cranked up to 2.5 volts, it only took one second for them to disappear virtually entirely. And because LIG is already a very good antifouling materials, the useless bugs don't accumulate on its floor. Next up, the researchers examined the material as a water-purification method, leaving these LIG electrodes in an answer of bacteria and partially-treated wastewater. After 9 hours at 2.5 volts, the zapper had killed 99.9 % of the bugs, with out forming a lot of a biofilm on the surface. The scientists aren't positive exactly what's killing the micro organism, but the scenario they suspect sounds fairly ugly. First the sharp edges of the graphene pierce their cell membranes, then the cost electrocutes them, and any remaining survivors are then rapidly poisoned by the hydrogen peroxide that's created in the process.<br>
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