Results 31 to 40 of about 127,368 (296)

Review: Rumen sensors: data and interpretation for key rumen metabolic processes

open access: yesAnimal, 2020
Rumen sensors provide specific information to help understand rumen functioning in relation to health disorders and to assist in decision-making for farm management.
J. Dijkstra   +4 more
doaj   +1 more source

Soil pH Mapping with an On-The-Go Sensor [PDF]

open access: yesSensors, 2011
Soil pH is a key parameter for crop productivity, therefore, its spatial variation should be adequately addressed to improve precision management decisions. Recently, the Veris pH ManagerTM, a sensor for high-resolution mapping of soil pH at the field scale, has been made commercially available in the US.
Michael Schirrmann   +3 more
openaire   +3 more sources

Performance of miniaturised thick-film solid state pH sensors [PDF]

open access: yes, 2012
The performance of novel solid-state Thick-Film pH sensor for water quality sampling suitable for deployment in remote catchment areas is described. These miniaturised screen printed planar pH sensors are an alternative to glass pH electrodes, which have
Atkinson, John   +10 more
core   +1 more source

IoT-Integrated Water Monitoring and Billing System for Sustainable Urban Water Management [PDF]

open access: yesE3S Web of Conferences
Internet of Things (IoT) technology has become a pivotal component of water monitoring systems. Urban water management is evolving because billing systems improve both accuracy and efficiency. Sustainability.
Sreelatha Reddy Vakiti   +3 more
doaj   +1 more source

Inkjet printed LED based pH chemical sensor for gas sensing [PDF]

open access: yes, 2009
Predictable behaviour is a critical factor when developing a sensor for potential deployment within a wireless sensor network (WSN). The work presented here details the fabrication and performance of an optical chemical sensor for gaseous acetic acid ...
O'Toole, Martina   +8 more
core   +1 more source

The optimisation of a paired emitter-detector diode optical pH sensing device [PDF]

open access: yes, 2010
With recent improvements in wireless sensor network hardware there has been a concurrent push to develop sensors that are suitable in terms of price and performance.
Corcoran, Brian   +11 more
core   +1 more source

Potential of on-line visible and near infrared spectroscopy for measurement of pH for deriving variable rate lime recommendations [PDF]

open access: yes, 2013
This paper aims at exploring the potential of visible and near infrared (vis-NIR) spectroscopy for on-line measurement of soil pH, with the intention to produce variable rate lime recommendation maps.
Yücel Tekin   +6 more
core   +1 more source

Validating Impedance/pH Sensors for Measuring Oesophageal Transit: <i>A Study Based on Dysphagia and Barium Swallow</i>. [PDF]

open access: yesSensors (Basel)
(1) Background: This study validates multichannel impedance/pH (MII/pH) sensors to measure oesophageal impedance transit (EZT). (2) Methods: EZT involved patients rapidly drinking 200 mL of saline during their MII/pH test.
Miah I, Wong T, Zeki S, Jafari J.
europepmc   +2 more sources

The Final Frontier of pH and the Undiscovered Country Beyond [PDF]

open access: yes, 2012
The comparison of volumes of cells and subcellular structures with the pH values reported for them leads to a conflict with the definition of the pH scale.
Wolfgang Maret   +5 more
core   +1 more source

Bio-sensing textile based patch with integrated optical detection system for sweat monitoring [PDF]

open access: yes, 2009
Sensors, which can be integrated into clothing and used to measure biochemical changes in body fluids, such as sweat, constitute a major advancement in the area of wearable sensors.
Wallace, Gordon   +5 more
core   +1 more source

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