From 50fd434c69811a192614f14315254225f97798f2 Mon Sep 17 00:00:00 2001 From: Tiffani Beard Date: Mon, 20 Oct 2025 15:17:21 +0800 Subject: [PATCH] =?UTF-8?q?Add=20Electricity=20Turns=20Graphene=20into=20?= =?UTF-8?q?=E2=80=98bug=20Zapper=E2=80=99=20For=20Bacteria?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...ene-into-%E2%80%98bug-Zapper%E2%80%99-For-Bacteria.md | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 Electricity-Turns-Graphene-into-%E2%80%98bug-Zapper%E2%80%99-For-Bacteria.md diff --git a/Electricity-Turns-Graphene-into-%E2%80%98bug-Zapper%E2%80%99-For-Bacteria.md b/Electricity-Turns-Graphene-into-%E2%80%98bug-Zapper%E2%80%99-For-Bacteria.md new file mode 100644 index 0000000..470142a --- /dev/null +++ b/Electricity-Turns-Graphene-into-%E2%80%98bug-Zapper%E2%80%99-For-Bacteria.md @@ -0,0 +1,9 @@ +
You are free to share this text under the Attribution 4.0 International license. Scientists have found that laser-induced graphene (LIG) can protect in opposition to "biofouling," the buildup of microorganisms, plants, or different biological material on wet surfaces. In addition, the workforce also found that, when the fabric is electrified, [Zap Zone Defender USA](http://www.vokipedia.de/index.php?title=We_Tested_The_Perfect_Bug_Zappers-Here%E2%80%99s_What_Truly_Works) it additionally kills bacteria. LIG is a spongy model of graphene, the single-atom layer of carbon atoms. The Rice University lab of chemist James Tour developed it three years ago by burning partway through an affordable polyimide sheet with a laser, which turned the floor into a lattice of interconnected graphene sheets. The researchers have since recommended uses for the material in wearable electronics and gas cells and [Zap Zone Defender USA](http://wiki.die-karte-bitte.de/index.php/Smosquito_Review_-_Legit_Bug_Zapper_Kills_Mosquitos) for superhydrophobic or superhydrophilic surfaces. "This form of graphene is extremely resistant to biofilm formation, which has promise for places like water-therapy plants, oil-drilling operations, hospitals, and ocean purposes like underwater pipes which can be delicate to fouling," says Tour, [Zap Zone Defender](http://wiki.die-karte-bitte.de/index.php/The_Very_Best_Bug_Zappers_To_Keep_Your_Home_Freed_From_Mosquitoes_Gnats_And_More) a professor [Zap Zone Defender USA](http://corporate.elicitthoughts.com/index.php?title=User:CarltonWester97) of laptop science in addition to of supplies science and [patio insect zapper](https://bestselection.site/gemstonebracelet/powerstonekoukaatta/) nanoengineering, whose team’s report appears in ACS Applied Materials and Interfaces.
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When used as electrodes with a small applied voltage, LIG becomes the bacterial equivalent of a yard bug zapper. Tests without the cost confirmed what has long been known-that graphene-primarily based nanoparticles have antibacterial properties. When 1.1 to 2.5 volts have been applied, the extremely conductive LIG electrodes "greatly enhanced" those properties. Under the microscope, the researchers watched as fluorescently tagged Pseudomonas aeruginosa micro organism in a solution with LIG electrodes above 1.1 volts have been drawn towards the anode. Above 1.5 volts, the cells started to disappear and vanished fully within 30 seconds. At 2.5 volts, bacteria disappeared almost utterly from the floor after one second. The lab partnered with Professor Christopher Arnusch, a lecturer on the Ben-Gurion University Zuckerberg Institute for Water Research who focuses on water purification. Arnusch’s lab examined LIG electrodes in a bacteria-laden resolution with 10 % secondary treated wastewater and [Zap Zone Defender USA](https://asteroidsathome.net/boinc/view_profile.php?userid=870132) found that after 9 hours at 2.5 volts, 99.9 percent of the bacteria had been killed and the electrodes strongly resisted biofilm formation.
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The researchers suspect bacteria could meet their demise via a mix of contact with the rough floor [Zap Zone Defender USA](https://malleleeft.be/index.php/2016/02/18/winter-day/) of LIG, the electrical charge, and toxicity from localized manufacturing of hydrogen peroxide. The contact may be one thing like a knee hitting pavement, but on this case, the bacteria are all knee and the sharp graphene edges quickly destroy their membranes. Fortunately, LIG’s anti-fouling properties keep lifeless bacteria from accumulating on the floor, Tour says. "The combination of passive biofouling inhibition and energetic voltage-induced microbial elimination will doubtless make this a highly sought-after material for inhibiting the growth of troublesome natural fouling that plagues many industries," Tour says. Other authors include researchers from Ben-Gurion University of the Negev and Rice University. The United States−Israel Binational Science Foundation, the Canadian Associates of Ben-Gurion University of the Negev Quebec Region, the Israel Science Foundation, the Air Force Office of Scientific Research, and its Multidisciplinary University Research Initiative supported the research.
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