平面(mian)光(guang)極(ji)技術（PO）基於(yu)光(guang)電和熒(ying)光(guang)分析(xi)技術(shu)，可原位(wei)、實(shi)時(shi)獲取(qu)環(huan)境(jing)指標的高分辨(bian)信(xin)息(xi)。在(zai)激(ji)發(fa)光照射下，光(guang)敏物質與分析(xi)物相(xiang)互作(zuo)用(yong)並(bing)伴隨熒(ying)光(guang)信(xin)號（如：強度(du)、壽命(ming)）變化，利(li)用(yong)數字成像技(ji)術(shu)實(shi)時(shi)記錄(lu)其(qi)二維(wei)特(te)征(zheng)發(fa)射光譜(pu)，將被測物質的濃(nong)度(du)進(jin)行(xing)可視(shi)化(hua)呈現，分辨(bian)率(lv)可達(da)亞(ya)毫米(mi)。
平(ping)面(mian)光(guang)極(ji)結構(gou)圖(tu)
配(pei)套耗材
平面(mian)光(guang)極(ji)測量優勢(shi)
1、實(shi)時(shi)、快速地(di)獲(huo)取(qu)微區(qu)DO/pH/CO2的(de)分布(bu)；非侵(qin)入性(xing)成(cheng)像(xiang)測(ce)量，不破(po)壞原生(sheng)環(huan)境(jing)；
2、配(pei)備1250w(便(bian)攜(xie)式)/2000w(封閉式(shi))像(xiang)素的CMOS相(xiang)機，實(shi)現(xian)時(shi)間分辨(bian)率(lv)毫秒(miao)，空間(jian)分辨(bian)率(lv)亞(ya)毫米(mi)；
3、PO2100設備(bei)自(zi)帶封閉式(shi)箱(xiang)體，滿足測定所(suo)需的暗(an)室條(tiao)件；
4、配(pei)套軟(ruan)件集成(cheng)校(xiao)準、獲(huo)取圖(tu)像、處(chu)理(li)圖(tu)像於(yu)壹體(ti)，操(cao)作(zuo)簡(jian)單(dan)；
5、與其(qi)他(ta)高分辨(bian)技(ji)術具(ju)有(you)互補性(xing)。
設備(bei)分析(xi)軟件
實(shi)物場(chang)景及二維(wei)數據成像(xiang)
案(an)例(li)壹：苦草根際(ji)周圍(wei)CO2濃度(du)的(de)時(shi)空變化
案(an)例(li)二：藻類(lei)從(cong)生(sheng)長到分解過程中(zhong)DO和(he)pH的(de)二維(wei)空(kong)間變化
案(an)例(li)三：隨光照強度(du)增(zeng)加，植物根際(ji)溶解氧(yang)的(de)動(dong)態變化
案(an)例(li)四：好氧(yang)、厭氧(yang)條(tiao)件下溶(rong)解氧(yang)、pH的(de)同(tong)步變化
案(an)例(li)五(wu)：底(di)棲(qi)動(dong)物間(jian)歇(xie)性活(huo)動(dong)造成的(de)水(shui)底(di)土(tu)壤(rang)表層(ceng)DO動(dong)態變化
案(an)例(li)六：苦草根系附近(jin)CO2的(de)二維(wei)空(kong)間分布(bu)
平面(mian)光(guang)極(ji) ▏文獻導(dao)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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