Results 61 to 70 of about 10,053 (199)

The Bioreduction of Selenite under Anaerobic and Alkaline Conditions Analogous to Those Expected for a Deep Geological Repository System

open access: yesMolecules, 2019
The environmental conditions for the planned geological disposal of radioactive waste —including hyper-alkaline pH, radiation or anoxia—are expected to be extremely harsh for microbial activity.
Miguel Angel Ruiz-Fresneda   +5 more
doaj   +1 more source

Biofilm Biology and Engineering of Geobacter and Shewanella spp. for Energy Applications

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Geobacter and Shewanella spp. were discovered in late 1980s as dissimilatory metal-reducing microorganisms that can transfer electrons from cytoplasmic respiratory oxidation reactions to external metal-containing minerals.
Yidan Hu   +8 more
doaj   +1 more source

Roadmap on semiconductor-cell biointerfaces. [PDF]

open access: yes, 2018
This roadmap outlines the role semiconductor-based materials play in understanding the complex biophysical dynamics at multiple length scales, as well as the design and implementation of next-generation electronic, optoelectronic, and mechanical devices ...
Anikeeva, Polina   +24 more
core   +1 more source

Pilhas de combustíveis microbianas utilizadas na produção de eletricidade a partir de rejeitos orgânicos: uma perspectiva de futuro Microbial fuel cells used in the production of electricity from organic waste: a perspective of future

open access: yesQuímica Nova, 2010
In this review is presented an innovative technology for use of animal and vegetable waste with high pollution levels in microbial fuel cell (MFC) as an alternative to waste remediation and simultaneously producing electricity and fertilizer for ...
Silvio Rachinski   +3 more
doaj   +1 more source

Fabrication of Soft Tissue Scaffold-Mimicked Microelectrode Arrays Using Enzyme-Mediated Transfer Printing

open access: yesMicromachines, 2021
Hydrogels are the ideal materials in the development of implanted bioactive neural interfaces because of the nerve tissue-mimicked physical and biological properties that can enhance neural interfacing compatibility. However, the integration of hydrogels
Yue-Xian Lin, Shu-Han Li, Wei-Chen Huang
doaj   +1 more source

Engineering Nanowire-Mediated Cell Lysis for Microbial Cell Identification [PDF]

open access: yesACS Nano, 2019
Researchers have demonstrated great promise for inorganic nanowire use in analyzing cells or intracellular components. Although a stealth effect of nanowires toward cell surfaces allows preservation of the living intact cells when analyzing cells, as a completely opposite approach, the applicability to analyze intracellular components through ...
Takahiro Yasui   +15 more
openaire   +2 more sources

Stochastic Impedance

open access: yes, 2019
The concept of impedance, which characterises the current response to a periodical driving, is introduced in the context of stochastic transport. In particular, we calculate the impedance for an exactly solvable model, namely the stochastic transport of ...
Cleuren, Bart, Proesmans, Karel
core   +1 more source

Electrochemical reduction of oxygen catalyzed by Pseudomonas aeruginosa [PDF]

open access: yes, 2010
Pseudomonas aeruginosa has already been shown to catalyze oxidation processes in the anode compartment of a microbial fuel cell. The present study focuses on the reverse capacity of the bacterium, i.e. reduction catalysis. Here we show that P. aeruginosa
Bergel, Alain   +4 more
core   +2 more sources

Vertical 3D GaN Nanoarchitectures towards an Integrated Optoelectronic Biosensing Platform in Microbial Fuel Cells

open access: yesProceedings, 2017
An integrated nano-optoelectronic biological sensor system is developed to obtain insights of the biochemical and physical processes of Geobacter sulfurreducens-based biofilm growth inside a miniaturized microbial fuel cell (MFC) reactor. Gallium nitride
Heidi Boht   +11 more
doaj   +1 more source

Nanozymes at the Bio‐Nano Interface: From Synthesis, Defect Engineering, Catalytic Behavior in Biological Microenvironments, and Biosafety Implications

open access: yesAdvanced Materials Interfaces, EarlyView.
Nanozymes (NZs) have emerged as versatile artificial enzymes with tunable catalytic properties driven by atomic coordination, defect engineering, and surface chemistry. This review presents a bio–nano interface framework linking synthesis strategies, structural design, and catalytic behavior within complex biological microenvironments.
Karen Guadalupe Quintero‐Garrido   +6 more
wiley   +1 more source

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