Using a low-temperature carbon electrode for preparing hole-conductor-free perovskite heterojunction solar cells under high relative humidity

Nanoscale ◽  
2016 ◽  
Vol 8 (13) ◽  
pp. 7017-7023 ◽  
Author(s):  
Zhiyong Liu ◽  
Tielin Shi ◽  
Zirong Tang ◽  
Bo Sun ◽  
Guanglan Liao

We introduce a novel kind of low-temperature carbon CE for hole-conductor-free perovskite heterojunction solar cells, yielding a PCE up to 6.88% and exhibiting outstanding stability in air.

2014 ◽  
Vol 5 (18) ◽  
pp. 3241-3246 ◽  
Author(s):  
Huawei Zhou ◽  
Yantao Shi ◽  
Qingshun Dong ◽  
Hong Zhang ◽  
Yujin Xing ◽  
...  

2021 ◽  
pp. 2101219
Author(s):  
Fu Yang ◽  
Lirong Dong ◽  
Dongju Jang ◽  
Begench Saparov ◽  
Kai Cheong Tam ◽  
...  

2013 ◽  
Vol 740 ◽  
pp. 198-202 ◽  
Author(s):  
Enoch de Santiago Rojas ◽  
Jorge Ivan Moncada Haaz ◽  
Felipe de J. Rabago Bernal ◽  
Adan Rodriguez Dominguez

This paper describes the design and implementation of a solar powered automated greenhouse. The objectives are to automatically control the environment, irrigation, and fertilizer to plants in the greenhouse. Another aspect is that its operation is suitable for anyone without knowledge in greenhouses, computers, electronics, etc. Specific objectives are: Control the gain of the low temperature by means of a sensor and actuators that extract fans as hot air and introduce fresh air, and a lamp to increase the temperature if necessary. Control the relative humidity by means of a sensor and valves that open to introduce water and fertilize if necessary. Control the charge and discharge of the battery to avoid prejudicing its life. Develop a modular, user-friendly and simple to operate. Battery is charged by solar cells. This greenhouse can be installed in remote towns where electricity is not available.


2014 ◽  
Vol 2 (33) ◽  
pp. 13321 ◽  
Author(s):  
Lethy Krishnan Jagadamma ◽  
Maged Abdelsamie ◽  
Abdulrahman El Labban ◽  
Emanuele Aresu ◽  
Guy O. Ngongang Ndjawa ◽  
...  

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