Results 131 to 140 of about 8,778 (205)

Discriminating Between Living and Dead Bacteria With a Field‐Effect Transistor Based on Nano‐Channels

open access: yesSmall, Volume 22, Issue 54, 25 September 2026.
Bacterial viability is determined in a complex environment with a field‐effect biological transistor with a limit of detection of a single bacterium. Living, antibiotic‐treated, thermally denatured, and inhibited E. coli generate distinct electrical signatures, enabling label‐free single‐cell detection and providing new opportunities for rapid ...
Bar Chen   +17 more
wiley   +1 more source

High‐Density Iron Nanostructures Grown on Electrospun PVA/Pectin Fibers via Seed‐Mediated Strategy for As(V) Remediation

open access: yesSmall Methods, Volume 10, Issue 18, 23 September 2026.
A seed‐assisted anisotropic growth strategy enabling unprecedented iron loading and controlled anisotropic nanostructure formation on electrospun PVA/pectin nanofibers is presented. By decoupling nucleation and growth through sequential Fe2+ then Fe3+ doping, it achieves a 12‐fold increase in accessible iron content, producing rice‐grain‐like ...
Ayelen C. Santos   +5 more
wiley   +1 more source

Evaluating the effect of compaction on soil hydraulic properties

open access: yesVadose Zone Journal, Volume 25, Issue 5, September/October 2026.
Abstract Soil compaction is commonly viewed by agronomists as an undesirable consequence of intensive agricultural activities arising from heavy machinery or livestock trampling. However, deliberate compaction of the furrow bottom has been considered as a potential water management practice to reduce deep percolation losses and improve furrow ...
Abdu Yimer Yimam   +9 more
wiley   +1 more source

The Use of Digital Field Tensiometer and Soil Higrometer In Detecting Soil Water Retention Curve.

open access: yes, 2013
Tensiometer is a tauting measuring device with a unit of ground water resulting from the measurement results are hPa. Higrometer is a tool to measure the amount of content water in the soil.
Atta Ramdhan
core  

Soil Moisture Tensiometer Materials and Construction

open access: yes, 1942
A porous cup when filled with water and connected to a suitable gage may be used for measuring the pressure in soil water (1, 5). This pressure may be either greater or less than atmospheric pressure, which is ordinarily taken as the pressure reference ...
Richards, Lorenzo A., 1904-1993   +1 more
core  

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