当前位置:首页>南昌>南昌大学:新研究实现钙钛矿太阳能电池效率突破26% |《自然-能源》论文

南昌大学:新研究实现钙钛矿太阳能电池效率突破26% |《自然-能源》论文

  • 2026-04-22 22:37:25
南昌大学:新研究实现钙钛矿太阳能电池效率突破26% |《自然-能源》论文

近期来自南昌大学的研究团队在《自然-能源》发表了论文“通过有机铯盐控制Cs⁺掺入实现认证效率26.61%的α-FA–Cs钙钛矿太阳能电池”(Controlled Cs⁺ incorporation through organocaesium salts in α-FA–Cs perovskite solar cells with a certified efficiency of 26.61%),欢迎阅读文章了解详情。 

研究背景

甲脒-铯基金属卤化物钙钛矿(FA1-xCsxPbI3)的两步制备法能更好地调控结晶过程,因此更适合用于太阳能电池制造。然而,受限于Cs+可控掺杂量不足以及相变机制不清晰,形成稳定器件所需的理想α相仍然具有挑战性。 
来自南昌大学的研究团队设计了4-(二苯基膦基)苯甲酸铯,实现了高效Cs+掺杂和阳离子均匀分布,获得了相稳定性更优的的高质量钙钛矿薄膜。基于该策略,通过两步法制备的太阳能电池的光电转换效率达26.91%(认证效率为26.61%)。在最大功率点跟踪与85℃高温(ISOS-L-2标准)测试条件下,搭配热稳定电荷传输层的器件在1个太阳光照下连续运行1,500小时后,仍可保持初始效率的95%(23.76%)。这项研究阐明了FA0.9Cs0.1PbI3的相变路径与对应的过渡态结构,揭示了Cs+驱动的钙钛矿晶格稳定机制。 
论文表1:相变过程的动力学与热力学分析

扫码阅读论文

通讯作者:Licheng Tan、Yiwang Chen(南昌大学)

第一作者:Jiacheng He、Zhao Guo(南昌大学)

DOI:10.1038/s41560-026-02016-7

发表日期:2026年3月27日

《自然-能源》

2024 Journal Metrics 

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学科排名:1/182,能源与燃料;2/460,多学科材料科学 

引用量:55,904  

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本文由施普林格∙自然上海办公室负责整理翻译。中文内容仅供参考,一切内容请以英文论文为准。欢迎转发分享本文,如需转载,请留言或联系China@nature.com。

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  1. CONNECT:[ UseTime:0.001192s ] mysql:host=127.0.0.1;port=3306;dbname=aa460;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001837s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000353s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000259s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000613s ]
  6. SELECT * FROM `set` [ RunTime:0.000233s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000541s ]
  8. SELECT * FROM `article` WHERE `id` = 501426 LIMIT 1 [ RunTime:0.000369s ]
  9. UPDATE `article` SET `lasttime` = 1776958673 WHERE `id` = 501426 [ RunTime:0.000746s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000232s ]
  11. SELECT * FROM `article` WHERE `id` < 501426 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000418s ]
  12. SELECT * FROM `article` WHERE `id` > 501426 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000417s ]
  13. SELECT * FROM `article` WHERE `id` < 501426 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001795s ]
  14. SELECT * FROM `article` WHERE `id` < 501426 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000914s ]
  15. SELECT * FROM `article` WHERE `id` < 501426 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000813s ]
0.162377s