国家/地区 中国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 NIE Z（2）
公开年 2023（2）
申请年
专利权人

Purifying quantum dot useful in light emitting device and electronic device, comprises e.g. providing a quantum dot solution, freezing the quantum dot solution, performing solid-liquid separation, and discarding solid impurities.

LIU Q, NIE Z

Temperature pre-warning device for use in machine room, has graphene-based sensitive material coating paved on plane of hollow substrate, and comparator whose end is connected with safety resistor in signal amplifier through small hole.

YE K, ZHANG C, PAN Q, NIE Z, KE Z, LIAO Y, HUANG Z