In-plane spectral, directional radiative properties of flat and corrugated polished copper surfaces between 550 and 1100 nm

Key Points

• Corrugated polished copper surfaces demonstrate distinct spectral properties compared to flat surfaces, maximizing efficiency across wavelengths.
• Analysis shows radiative properties of copper between 550 and 1100 nm, with significant variation based on surface texture.
• Assessment of directional radiative properties provides insights into optimizing thermal management in various applications.
• Results highlight the importance of surface geometry in determining radiative efficiency, indicating potential for advanced material design.