Source data for a dual-selective thermal emitter with enhanced subambient radiative cooling performance

Source data for dual-selective radiative cooling model, dual-selective sample, and the corresponding thermal management
Including the following items:
Source Data Fig. 1. Simulated data for the relationship between the net cooling power and sample temperature for the dual-, mono-, and non-selective RC models.
Source Data Fig. 2. Experimental data for the nano-micro structure, spectral response, and weather stability of the dual-selective sample.
Source Data Fig. 3. Experimental data for the subambient cooling measurements in the Ulan Buh Desert.
Source Data Fig. 4. Experimental data for the cooling power measurements and the Al-foil box based thermal measurements.
Source Data Fig. 5. Experimental data for the spectral response and thermal measurements of the colored dual-selective sample.
Source Data Supplementary Fig. 6. Theoretical data for the cooling performance of the three different radiative coolers in a high humidity environment.
Source Data Supplementary Fig. 13. Solar reflectance of the POM-PTFE-Al film with different POM-PTFE film thicknesses.
Source Data Supplementary Fig. 14. Spectral response of the POM-PTFE-Al film with different PTFE content (mass concentration).
Source Data Supplementary Fig. 20. MIR reflectance of the POM-PTFE-Al film in the 4–25 μm waveband.
Source Data Supplementary Fig. 21. Stress and elongation data for the dual-selective POM-PTFE, mono-selective POM, non-selective PVDF, and colored POM-PTFE.
Source Data Supplementary Fig. 25. Solar reflectance of a dual-selective POM-PTFE film before and after water treatment.
Source Data Supplementary Fig. 26. Continuous measurement of wind speed over 24 hours in the Ulan Buh Desert (6 and 7 September 2022).
Source Data Supplementary Fig. 27. Temperature difference between ambient air and a dual-selective POM-PTFE film during an outdoor thermal measurement (6 and 7 September 2022).
Source Data Supplementary Fig. 31. Solar reflectance of dual-selective POM-PTFE-Al, mono-selective POM-Al, and non-selective PVDF films.
Source Data Supplementary Fig. 32. Temperature difference between the ambient air and three different samples during an outdoor thermal measurement.
Source Data Supplementary Fig. 33. Average cooling power and the corresponding theoretical values of the dual-selective and mono-selective samples.
Source Data Supplementary Fig. 35. Average cooling power and the corresponding theoretical values of the dual-selective and mono-selective samples.
Source Data Supplementary Fig. 38. Real-time surface temperatures of the dual-selective emitter and the several typical commercial roofing materials captured by an IR camera.
Source Data Supplementary Fig. 49. Temperature difference between ambient air and three colored samples (red, yellow, and blue, respectively).

本数据集为双选择性辐射制冷（Radiative Cooling, RC）模型、双选择性样品及其配套热管理系统的源数据，涵盖以下内容：
- 源数据图1：双选择性、单选择性与非选择性辐射制冷模型的净制冷功率与样品温度间关联关系的仿真数据
- 源数据图2：双选择性样品的纳微结构、光谱响应及气候稳定性相关实验数据
- 源数据图3：乌兰布和沙漠内亚环境制冷测试的实验数据
- 源数据图4：制冷功率测试及基于铝箔箱的热测试相关实验数据
- 源数据图5：有色双选择性样品的光谱响应与热测试相关实验数据
- 补充源数据图6：高湿度环境下三种不同辐射制冷器制冷性能的理论数据
- 补充源数据图13：不同聚甲醛-聚四氟乙烯（POM-PTFE）薄膜厚度下的聚甲醛-聚四氟乙烯-铝（POM-PTFE-Al）薄膜太阳反射率
- 补充源数据图14：不同聚四氟乙烯（PTFE）含量（质量浓度）下的POM-PTFE-Al薄膜光谱响应
- 补充源数据图20：4~25 μm波段内POM-PTFE-Al薄膜的中红外（Mid-Infrared, MIR）反射率
- 补充源数据图21：双选择性POM-PTFE、单选择性聚甲醛（POM）、非选择性聚偏氟乙烯（Polyvinylidene Fluoride, PVDF）以及有色POM-PTFE的应力与伸长率数据
- 补充源数据图25：水处理前后双选择性POM-PTFE薄膜的太阳反射率
- 补充源数据图26：2022年9月6日至7日乌兰布和沙漠内连续24小时风速实测数据
- 补充源数据图27：2022年9月6日至7日户外热测试期间，环境空气与双选择性POM-PTFE薄膜间的温差数据
- 补充源数据图31：双选择性POM-PTFE-Al、单选择性POM-Al与非选择性PVDF薄膜的太阳反射率
- 补充源数据图32：户外热测试期间，环境空气与三种不同样品间的温差数据
- 补充源数据图33：双选择性与单选择性样品的平均制冷功率及其对应理论值
- 补充源数据图35：双选择性与单选择性样品的平均制冷功率及其对应理论值
- 补充源数据图38：红外（Infrared, IR）相机采集的双选择性辐射体与数种典型商用屋面材料的实时表面温度数据
- 补充源数据图49：环境空气与三种有色样品（分别为红色、黄色与蓝色）间的温差数据