平面光極技術（PO）基于光電和熒光分析技術，可原位保護好、實時獲取環(huán)境指標的高分辨信息幅度。在激發(fā)光照射下顯著，光敏物質(zhì)與分析物相互作用并伴隨熒光信號（如：強度不斷發展、壽命）變化結構，利用數(shù)字成像技術實時記錄其二維特征發(fā)射光譜意見征詢，將被測物質(zhì)的濃度進行可視化呈現(xiàn)逐漸完善，分辨率可達亞毫米模式。

平面光極結構圖

配套耗材

平面光極測量優(yōu)勢

1自動化、實時、快速地獲取微區(qū)DO/pH/CO2的分布高品質；非侵入性成像測量不折不扣，不破壞原生環(huán)境；

2資源優勢、配備1250w(便攜式)/2000w(封閉式)像素的CMOS相機高效利用，實現(xiàn)時間分辨率毫秒，空間分辨率亞毫米估算；

3講理論、PO2100設備自帶封閉式箱體，滿足測定所需的暗室條件不要畏懼；

4服務為一體、配套軟件集成校準、獲取圖像逐漸顯現、處理圖像于一體全會精神，操作簡單；

5更默契了、與其他高分辨技術具有互補性先進技術。

設備分析軟件

實物場景及二維數(shù)據(jù)成像

案例一：苦草根際周圍CO2濃度的時空變化

案例二：藻類從生長到分解過程中DO和pH的二維空間變化

案例三：隨光照強度增加，植物根際溶解氧的動態(tài)變化

案例四：好氧不合理波動、厭氧條件下溶解氧宣講手段、pH的同步變化

案例五：底棲動物間歇性活動造成的水底土壤表層DO動態(tài)變化

案例六：苦草根系附近CO2的二維空間分布

平面光極 ▏文獻導讀：

1. Cai Li, Shiming Ding, Xin Ma,, et al., Sediment arsenic remediation by submerged macrophytes via root-released O2 and microbe-mediated arsenic biotransformation, Journal of Hazardous Materials, Volume 449, 2023, 131006, ISSN 0304-3894, doi.org/10.1016/j.jhazmat.2023.131006.

2. Yao He, Na Ding, Guo Yu, et al., High-resolution imaging of O2 dynamics and metal solubilization in the rhizosphere of the hyperaccumulator Leersia hexandra Swartz, Journal of Hazardous Materials, Volume 455, 2023, 131580, ISSN 0304-3894, doi.org/10.1016/j.jhazmat.2023.131580.

3. Zhilin Zhong, Cai Li, Musong Chen, et al., The Root Tip of Submerged Plants: An Efficient Engine for Carbon Mineralization, Environ. Sci. Technol. Lett. 2023, 10, 4, 385–390, doi. org/10. 1021/acs. estlett. 3c00065

4. Juan Lin, Mengling Liu, Sunling Zhuang, et al., Effects on the migration and speciation of heavy metals by combined capping and biochemical oxidation during sediment remediation, Science of The Total Environment, Volume 871, 2023, 162055, ISSN 0048-9697, doi.org/10.1016/j.scitotenv.2023.162055.

5. Cai Li, Shiming Ding, Musong Chen, et al., Visualizing biogeochemical heterogeneity in soils and sediments: A review of advanced micro-scale sampling and imaging methods. Critical Reviews in Environmental Science and Technology, 2023, 53(12), 1229–1253. doi.org/10.1080/10643389.2022.2128239

6. Li, X.-Y., Li, X.-Y., Jiang, Y.-F, et al., High-resolution chemical imaging to understand Cd activation in rice rhizosphere of karstic soils. Chemosphere, 2024, 349(140988), 1-10. doi.org/10.1016/j.chemosphere.2023.140988

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