Nitrogen dioxide room temperature sensor and preparation method thereof

• Main Authors: WANG XIAOXIA, MAO CHENGLI, ZENG DAWEN, LI SHASHA, CHEN JIANFA
• Format: Patent
• Language: Chinese; English
• Published: 09.01.2024
• Subjects: CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MEASURING; METALLURGY; NANOTECHNOLOGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; PHYSICS; SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; TESTING; TRANSPORTING

The invention belongs to the related technical field of sensors, and discloses a nitrogen dioxide room temperature sensor and a preparation method thereof.The sensor comprises a base material, a conductive electrode printed on the base material and a sensitive material arranged on the conductive electrode, and the sensitive material is tin diselenide nanoflowers synthesized through a hydrothermal method; the tin diselenide nanoflower is formed by self-assembly of hexagonal nanosheets and is used for detecting the concentration of nitrogen dioxide gas at room temperature. The tin diselenide nanoflower is adopted as a sensitive material, the tin diselenide nanoflower material has high sensitivity and high selectivity response to nitrogen dioxide gas, and real-time monitoring of nitrogen dioxide can be achieved at the room temperature. 本发明属于传感器相关技术领域，其公开了一种二氧化氮室温传感器及其制备方法，所述传感器包括基材、印刷在所述基材上的导电电极及设置在所述导电电极上的敏感材料，所述敏感材料为水热法合成的二硒化锡纳米花，所述二硒化锡纳米花由六方形纳米片自组装形成，其用于在室温下检测二氧化氮气体的浓度。本发明采用二硒化锡纳米花作为敏感材料，二硒化锡纳米花材料对二氧化氮气体具有高敏感