scholarly journals First demonstration of the use of stable open shell derivatives as organic luminophores for transparent Luminescent Solar Concentrators

2021 ◽  
Author(s):  
Sara Mattiello ◽  
Francesca Corsini ◽  
Sara Mecca ◽  
Mauro Sassi ◽  
Riccardo Ruffo ◽  
...  

Luminescent Solar Concentrators (LSCs) are rapidly emerging as key enabling technology towards the realization of zero energy buildings. The development of new efficient and sustainable luminophores is crucial for further...

Energies ◽  
2019 ◽  
Vol 12 (3) ◽  
pp. 451 ◽  
Author(s):  
Ana Frias ◽  
Marita Cardoso ◽  
Ana Bastos ◽  
Sandra Correia ◽  
Paulo André ◽  
...  

The integration of photovoltaic (PV) elements in urban environments is gaining visibility due to the current interest in developing energetically self-sustainable buildings. Luminescent solar concentrators (LSCs) may be seen as a solution to convert urban elements, such as façades and windows, into energy-generation units for zero-energy buildings. Moreover, LSCs are able to reduce the mismatch between the AM1.5G spectrum and the PV cells absorption. In this work, we report optically active coatings for LSCs based on lanthanide ions (Ln3+ = Eu3+, Tb3+)-doped surface functionalized ionosilicas (ISs) embedded in poly(methyl methacrylate) (PMMA). These new visible-emitting films exhibit large Stokes-shift, enabling the production of transparent coatings with negligible self-absorption and large molar extinction coefficient and brightness values (~2 × 105 and ~104 M−1∙cm−1, respectively) analogous to that of orange/red-emitting organic dyes. LSCs showed great potential for efficient and environmentally resistant devices, with optical conversion efficiency values of ~0.27% and ~0.34%, respectively.


2019 ◽  
Vol 55 (21) ◽  
pp. 3160-3163 ◽  
Author(s):  
Paolo Della Sala ◽  
Nunzio Buccheri ◽  
Alessandro Sanzone ◽  
Mauro Sassi ◽  
Placido Neri ◽  
...  

The use of [n]CPP derivatives as luminophores in LSC-devices minimises reabsorption losses.


Nanoscale ◽  
2020 ◽  
Vol 12 (33) ◽  
pp. 17265-17271
Author(s):  
Seong Kyung Nam ◽  
Kiwon Kim ◽  
Ji-Hwan Kang ◽  
Jun Hyuk Moon

Luminescent solar concentrator-photovoltaic systems (LSC-PV) harvest solar light by using transparent photoluminescent plates, which is expected to be particularly useful for building-integrated PV applications.


2018 ◽  
Vol 8 (1) ◽  
pp. 211-221
Author(s):  
Negar Aminoroayaei ◽  
Bahram Shahedi

In the current century, a suitable strategy is concerned for optimal consumption of energy, due to limited natural resources and fossil fuels for moving towards sustainable development and environmental protection. Given the rising cost of energy, environmental pollution and the end of fossil fuels, zero-energy buildings became a popular option in today's world. The purpose of this study is to investigate the factors affecting the design of zero-energy buildings, in order to reduce energy consumption and increase productivity, including plan form, climatic characteristics, materials, coverage etc. The present study collects the features of zero-energy building in Isfahan, which is based on the Emberger Climate View in the arid climate, by examining the books and related writings, field observations and using a descriptive method, in the form of qualitative studies. The results of the research showed that some actions are needed to save energy and, in general, less consumption of renewable energy by considering the climate and the use of natural conditions.


2016 ◽  
Author(s):  
Feitau Kung ◽  
Stephen Frank ◽  
Jennifer Scheib ◽  
Willy Bernal Heredia ◽  
Shanti Pless

2021 ◽  
Vol 236 ◽  
pp. 110751
Author(s):  
Sašo Medved ◽  
Suzana Domjan ◽  
Ciril Arkar

2020 ◽  
pp. 2002883
Author(s):  
Ioannis Papakonstantinou ◽  
Mark Portnoi ◽  
Michael G. Debije

Author(s):  
Tabbi Wilberforce ◽  
A.G. Olabi ◽  
Enas Taha Sayed ◽  
Khaled Elsaid ◽  
Hussein M. Maghrabie ◽  
...  

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