Results 121 to 130 of about 51,397 (285)

Nitrification potential and oxygen limitation in biofilters [PDF]

open access: yes, 2000
Nitrification rate is the most important parameter in biofilter design. Research on different aquaculture systems has suggested a wide range of nitrification rates for different types of biofilters.
Chen, Shulin   +2 more
core   +1 more source

Development of a Cold Wall Reactor System for the Low‐Pressure Chemical Vapor Deposition of BN on SiC Fiber Tow

open access: yesAdvanced Engineering Materials, EarlyView.
A cold wall reactor is developed to coat a SiC fiber tow with BN by low pressure chemical vapor deposition. The precursor gas is triethylamine borane mixed with ammonia. The heating process induces a temperature gradient, with the temperature decreasing from the core to the surface of the multifilament tow.
Pierre Fenetaud, Sylvain Jacques
wiley   +1 more source

Nitrification in Kochi backwaters

open access: yes, 2008
Nitrification rates, as oxidation of 15N-labelled ammonium and loss of nitrite from N-Serve treated samples, were measured in Kochi backwaters during three seasons.
Miranda, Joereen   +7 more
core   +1 more source

Effect of Nicotine on Soil Microbiota and Nitrification in a Microcosm Experiment

open access: yesAgronomy
Tobacco cultivation leads to nicotine accumulation in soil, but how nicotine affects soil nitrification and ammonia-oxidizing microorganisms remains poorly understood.
Lin Zhang, Qing X. Li, Guitong Li
doaj   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

DNA‐Templated 2D Heterostructures as Phototriggered Dynamic Nanohybrids: From Releasing Molecular Loads to Controlling Enzyme Biocatalytic Function

open access: yesAdvanced Functional Materials, EarlyView.
DNA strands are employed both as dynamic linkers and nanoscale templates for the integration of Ag2S nanoparticles on MoS2, which in turn imparted photothermal responsiveness; this feature permits the selective cargo (fluorophore, quantum dots or an enzyme) release from the MoS2 surface in response to local heat induced by light irradiation.
Kai Chen   +3 more
wiley   +1 more source

Integration of Low‐Voltage Nanoscale MoS2 Memristors on CMOS Microchips

open access: yesAdvanced Functional Materials, EarlyView.
This article presents the first monolithic integration of nanoscale MoS2‐based memristors into the back‐end‐of‐line of foundry‐fabricated CMOS microchips in a one‐transistor‐one‐resistor (1T1R) architecture. The MoS2‐based 1T1R cells exhibit forming‐free, nonvolatile resistive switching with ultra‐low operating voltages, low cycle‐to‐cycle variability ...
Jimin Lee   +16 more
wiley   +1 more source

Sur la nitrification (troisieme partie): experiences executees au Laboratorie de Rothamsted

open access: yes, 1884
On nitrification (third part): experiments carried out at the Rothamsted Laboratory Library Adams Case WARI Barcode ...
Warington, R.
core  

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

Nitrification

open access: yes, 1898
Jouvenaux J. Nitrification. In: Manuel général de l'instruction primaire : journal hebdomadaire des instituteurs. 65e année, tome 34, 1898. pp. 262-263.
openaire   +1 more source

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