首页|Gaseous mercury capture using iodine-modified carbon nitride derived from guanidine hydrochloride

Gaseous mercury capture using iodine-modified carbon nitride derived from guanidine hydrochloride

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Here, an inexpensive, widely available, and environmentally benign precursor, guanidine hydrochloride, has been employed for the synthesis of graphitic carbon nitride and applied for elemental mercury adsorption. The GH600 attained via polycondensation of guanidine hydrochloride at 600 degrees C displays good mercury capture ability probably owing to its bigger BET surface area and the presence of chemisorbed oxygen species. The mercury removal performance of GH600 can be profoundly reinforced by modifying with a small amount of potassium iodide. The acidic gas components, such as NO and SO2, present almost no impact on the Hg0 removal ability of KI-loaded GH600.

Elemental mercuryGuanidinium chlorideGraphitic carbon nitridePotassium iodideELEMENTAL MERCURYFLUE-GASREMOVALG-C3N4PHOTOCATALYSTNANOSHEETSOXIDATIONCATALYSTSSORPTIONWATER

Yang, Lingtao、Wu, Jiang、Liu, Dongjing

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Shanghai Univ Elect Power

Jiangsu Univ

2022

Chemical Physics Letters

Chemical Physics Letters

EISCI
ISSN:0009-2614
年,卷(期):2022.793
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