Sentence examples for method using nitrogen from inspiring English sources

N2 adsorption isotherms of prepared photocatalysts were obtained by the B.E.T. method using nitrogen as an adsorption gas at 77 K using a Belsorp Mini Π instrument.

The N2 adsorption-desorption isotherms were measured by the BET method using nitrogen as an adsorption gas at 77 K using Belsorp Mini II instrument (BEL Japan, Inc., Sumida-ku, Tokyo, Japan).

At 5-s intervals through the gradient, a mass spectrum was acquired for 1 s, followed by one collision-induced dissociation (CID) acquisition of 4 s each on ions selected by preset parameters of the information-dependent acquisition (IDA) method, using nitrogen as the collision gas.

These methods use: nitrogen dioxide in chloroform, alkali metal nitrites and nitrates, strong acids alone or in combination with permanganates or sodium nitrite, ozone, and sodium periodate or lead (IV) tetraacetate.

The specific surface area (BET method), specific pore volume, and average pore diameter (BJH method) were determined using nitrogen adsorption at 77 K (Model: BELSORP MINI 3, Czech Republic).

Changes in the surface structure of sulfated zirconia prepared by sol gel method were studied using nitrogen adsorption, XRD, TGA and in situ DRIFTS.

A series of composites based on nanohydroxyapatite (nHAp) and natural polysaccharides (PS) (nHAp/agar, nHAp/chitosan, nHAp/pectin FB300, nHAp/pectin APA103, nHAp/sodium alginate) was synthesized by liquid-phase two-step method and characterized using nitrogen adsorption desorption, DSC, TG, FTIR spectroscopy, and SEM.

Total nitrogen content was determined using the semi-micro Kjeldahl method using a nitrogen analyser (Smart Chem 200, Westco, Italy).

This estimation method can be validated in future studies using nitrogen washin/washout method.

The suspension of nanoparticles were dried at room temperature (method A), by slow freeze method in freeze at −20 °C (method B) and by fast freeze method using liquid nitrogen (method C) to form the solid nanoparticles.

The pore size distribution was calculated by the Barrett-Joyner-Halenda (BJH) method, using the nitrogen adsorption branch of the isotherm.