1. Materials for Harsh Environments: Discussion on materials that can withstand high temperatures without degrading, such as ceramics, superalloys, and composite materials.
2. Novel Sensor Technology: Development of sensors capable of accurately measuring parameters such as temperature, pressure, and chemical composition at high temperatures.
3. Instrumentation Design: Design challenges and solutions for creating instruments that can operate in high-temperature environments, including considerations for thermal expansion, insulation, and cooling.
4. Calibration and Testing: Methods for calibrating and testing high-temperature instrumentation to ensure accuracy and reliability.
5. Information Processing: Techniques for processing signals from high-temperature environments, including compensation for noise and thermal effects.
6. Emerging Technologies: Introduction of new technologies and research developments in the field of high-temperature measurement, such as nanomaterials, photonic sensors, and quantum devices.
7. From Data to Information: Leveraging data analytics and machine learning to analyze data collected by high-temperature sensors, extracting valuable information for predictive maintenance and optimizing processes

A conference symposium on this topic would likely attract a diverse audience, including researchers, engineers, manufacturers, and end-users who are interested in the latest advancements and best practices for instrumentation and sensors in high-temperature applications. It will provide opportunities for collaboration between academia, industry, and government agencies to advance high-temperature instrumentation technology.