Results 21 to 30 of about 821,450 (338)

Nucleolar Stress: hallmarks, sensing mechanism and diseases

open access: yesCell Stress, 2018
The nucleolus is a prominent subnuclear compartment, where ribosome biosynthesis takes place. Recently, the nucleolus has gained attention for its novel role in the regulation of cellular stress.
Kai Yang, Jie Yang, Jing Yi
doaj   +1 more source

Cognitive node selection and assignment algorithms for weighted cooperative sensing in radar systems [PDF]

open access: yes, 2009
For the radar spectrum to be shared efficiently a good sensing capability within a secondary cognitive communication system is required. In this paper, the swept radar's rotation mechanism is explored to improve the sensing performance.
Doufexi, A   +3 more
core   +2 more sources

Metal Oxide Based Heterojunctions for Gas Sensors: A Review

open access: yesNanomaterials, 2021
The construction of heterojunctions has been widely applied to improve the gas sensing performance of composites composed of nanostructured metal oxides. This review summarises the recent progress on assembly methods and gas sensing behaviours of sensors
Shulin Yang   +5 more
doaj   +1 more source

Different sensing mechanisms in single wire and mat carbon nanotubes chemical sensors [PDF]

open access: yes, 2014
Chemical sensing properties of single wire and mat form sensor structures fabricated from the same carbon nanotube (CNT) materials have been compared.
Biró, L. P.   +7 more
core   +2 more sources

Oxygen‐sensing mechanisms in cells [PDF]

open access: yesThe FEBS Journal, 2020
The importance of oxygen for the survival of multicellular and aerobic organisms is well established and documented. Over the years, increased knowledge of its use for bioenergetics has placed oxygen at the centre of research on mitochondria and ATP‐generating processes.
James W. Wilson   +4 more
openaire   +2 more sources

Conducting Polymer Nanofibers based Sensors for Organic and Inorganic Gaseous Compounds

open access: yesAsian Journal of Atmospheric Environment, 2020
Resistive-based gas sensors built through the combination of semiconducting metal oxides and conducting polymers (CPs) are widely used for the detection of diverse gaseous components.
Ali Mirzaei   +8 more
doaj   +1 more source

One-Dimensional Nanomaterials in Resistive Gas Sensor: From Material Design to Application

open access: yesChemosensors, 2021
With a series of widespread applications, resistive gas sensors are considered to be promising candidates for gas detection, benefiting from their small size, ease-of-fabrication, low power consumption and outstanding maintenance properties.
Ze Wang   +4 more
doaj   +1 more source

Source Separation Using Sensor’s Frequency Response: Theory and Practice on Carbon Nanotubes Sensors

open access: yesSensors, 2019
Nowadays, there is an increased demand in integrated sensors for electronic devices. Multi-functional sensors provide the same amount of data using fewer sensors. Carbon nanotubes are non-selectively sensitive to temperature, gas and strain. Thus, carbon
Aurore Quelennec   +3 more
doaj   +1 more source

CuxO Nanostructure-Based Gas Sensors for H2S Detection: An Overview

open access: yesChemosensors, 2021
H2S gas is a toxic and hazardous byproduct of the oil and gas industries. It paralyzes the olfactory nerves, with concentrations above 100 ppm, resulting in loss of smell; prolonged inhalation may even cause death.
Sachin Navale   +5 more
doaj   +1 more source

Electrically Transduced Gas Sensors Based on Semiconducting Metal Oxide Nanowires

open access: yesSensors, 2020
Semiconducting metal oxide-based nanowires (SMO-NWs) for gas sensors have been extensively studied for their extraordinary surface-to-volume ratio, high chemical and thermal stabilities, high sensitivity, and unique electronic, photonic and mechanical ...
Ying Wang   +3 more
doaj   +1 more source

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