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Related papers: Sterilization of Bacteria with Low-Pressure Low-Te…

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Water purification via plasma is considered a healthy, effective alternative to traditional water purification systems due to the lack of harmful chemical additives that traditional purification systems use. A reactor capable of eliminating…

There is an urgent need for disinfection and sterilization devices accessible to the public that can be fulfilled by innovative strategies for using cold atmospheric pressure plasmas. Here we explore and evaluate an approach combining a…

Drug resistant bacteria, prions and nosocomial infections underline the need of more effective sterilizing technologies. The cold plasma technology is expected to bring a benefit in this context. Six different plasma sources, based on…

Plasma Physics · Physics 2022-08-02 Jonathan Gail , Alisa Schmidt , Markus H. Thoma

Efficient sterilization of pathogens with cleaner methods is a critical concern for environmental disinfection and clinical anti-infective treatment. Plasma-activated water (PAW) is a promising alternative to chemical disinfectants and…

Increasing complications due to bacterial and viral infections require novel antimicrobial approaches. One emerging strategy is that based on catalysts able to selectively deliver reactive oxygen species (ROS) without leaching of other…

A plasma glow discharge system was created using a conventional microwave oven to ignite and maintain the plasma. The system was used for plasma cleaning and its properties were analysed to assess its viability for removing surface…

Quantum Physics · Physics 2012-09-11 Timothy Harrison

Inactivation of microorganisms on sensitive surfaces by cold atmospheric plasma (CAP) is one major application in the field of plasma medicine because it provides a simple and effective way to sterilize heat-sensitive materials. Therefore,…

Plasma Physics · Physics 2020-08-26 Sandra Moritz , Alisa Schmidt , Joachim Sann , M. H. Thoma

A modified version of a micro scale atmospheric pressure plasma jet (\mu-APPJ) source, so-called X-Jet, is used to study the role of plasma generated VUV photons in the inactivation of E. coli bacteria. The plasma is operated in He gas or a…

Negative ion production with conventional multicusp plasma chambers utilizing 2.45 GHz microwave heating is demonstrated. The experimental results were obtained with the multicusp plasma chambers and extraction systems of the RFdriven RADIS…

Plasma Physics · Physics 2015-04-15 J. Komppula , T. Kalvas , H. Koivisto , J. Laulainen , O. Tarvainen

In this paper we describe a simple and inexpensive method to generate plasma using a kitchen microwave. The microwave-generated plasma is characterized by spectroscopic analysis and compared with the absorption spectra of a gas discharge…

This thesis is about the designing and constructing a microwave ion source. The ions are generated in a thermal and dense hydrogen plasma by microwave induction. The plasma is generated by using a microwave source with a frequency of 2.45…

Plasma Physics · Physics 2015-03-19 Kamil Çınar

Low-temperature plasma (LTP) processing is a green and flexible food processing technology with only known limitation of low energy efficiency. Three established fundamental mechanisms of plasma food processing includes: i) physical damage…

Water-free NH4V3O8 microcrystals have been successfully synthesized by a microwave-assisted hydrothermal method. The products were characterized by means of X-ray diffraction, scanning electron microscopy, Fourier transform infrared…

Materials Science · Physics 2016-09-21 G. S. Zakharova , A. Ottmann , B. Ehrstein , R. Klingeler

During the beginning of 2020, the Covid-19 pandemic took the world by surprise, rapidly spreading undetected between and within many countries and wreaking havoc on the global economy both through death tolls and lockdowns. Healthcare…

The separation of micron-sized bacterial spores (Bacillus cereus) from a steady flow of water through the use of ultrasonic standing waves is demonstrated. An ultrasonic resonator with cross-section of 0.0254 m x 0.0254 m has been designed…

Fluid Dynamics · Physics 2017-08-23 B. Lipkens , J. Dionne , M. Costolo , A. Stevens , Edward Rietman

Radio-frequency (RF) driven helicon plasma sources can produce relatively high-density plasmas (n > 10^19 m-3) at relatively moderate powers (< 2 kW) in argon. However, to produce similar high-density plasmas for fusion relevant gases such…

A Rapid and cost-effective method for detecting bacterial cells on surfaces is critical to protect public health from various aspects, including food safety, clinical hygiene, and pharmacy quality. Herein, we first established an optical…

Quantitative Methods · Quantitative Biology 2024-03-13 Yuzhen Zhang , Zili Gao , Lili He

Plasma treatment of seeds is an efficient procedure to accelerate germination, to improve initial stages of plant growth and for protection against pathogens infection. Most studies relate these beneficial effects with biochemical…

This study explores the physicochemical modifications and antimicrobial potential of plasma activated saline generated by exposing Sodium Chloride and Ringer solution to atmospheric pressure dielectric barrier discharge plasma. Plasma…

Plasma Physics · Physics 2026-01-07 Punit Kumar , Priti Saxena

The potential application of non-thermal plasma in treating textile industrial wastewater motivates researchers to develop innovative techniques at a laboratory scale to achieve the goal of wastewater mineralization. In line with this…

Plasma Physics · Physics 2026-01-05 Mangilal Choudhary , Vanshika , Surya
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