Results 71 to 80 of about 46,110 (174)

Theoretical Analysis of Power Conversion Efficiency of Lead-Free Double-Perovskite Cs2TiBr6 Solar Cells with Different Hole Transport Layers

open access: yesEng
In recent years, there has been significant investigation into the high efficiency of perovskite solar cells. These cells have the capacity to attain efficiencies above 14%.
Vivek Bhojak, Praveen Kumar Jain
doaj   +1 more source

Lead Free Perovskites

open access: yes
One of the most viable renewable energies is solar power because of its versatility, reliability, and abundance. In the market, a majority of the solar panels are made from silicon wafers. These solar panels have an efficiency of 26.4 percent and can last more than 25 years.
openaire   +2 more sources

Spontaneous Cooling Enables High‐Quality Perovskite Wafers for High‐Sensitivity X‐Ray Detectors with a Low‐Detection Limit

open access: yesAdvanced Science
Developing high‐quality perovskite wafers is essential for integrating perovskite technology throughout the chip industry chain. In this article, a spontaneous cooling strategy with a hot‐pressing technique is presented to develop high‐purity, wafer ...
Wenyi Wu   +6 more
doaj   +1 more source

Lead‐free perovskite MASnBr3‐based memristor for quaternary information storage

open access: yesInfoMat, 2020
Memristors are a new type of circuit element with a resistance that is tunable to discrete levels by a voltage/current and sustainable after removal of power, allowing for low‐power computation and multilevel information storage.
Wen‐Hu Qian   +9 more
doaj   +1 more source

Exploring the potential applications of lead-free organic–inorganic perovskite type [NH3(CH2) n NH3]MCl4 (n = 2, 3, 4, 5, and 6; M = Mn, Co, Cu, Zn, and Cd) crystals

open access: yesScientific Reports
The organic–inorganic hybrid perovskite compounds have been extensively studied since the dawn of a new era in the field of photovoltaic applications.
Ae Ran Lim
doaj   +1 more source

Numerical Analysis and Design of Hole and Electron Transport Layers in Lead-Free MASnIBr2 Perovskite Solar Cells

open access: yesEng
Lead-free perovskite solar cells (PSCs) provide a viable alternative to lead-based versions, thereby reducing significant environmental issues related to toxicity.
Ahmed N. M. Alahmadi
doaj   +1 more source

Advances in lead-free perovskite phototransistors

open access: yes, 2020
Perovskites have been a popular research focus in the solar cell industry for the previous two decades for its high efficiency and low cost. Recently, the interest in perovskites have expanded into other electrical devices that include phototransistors.
openaire   +2 more sources

Lead-Free Halide Double Perovskites: A Review of the Structural, Optical, and Stability Properties as Well as Their Viability to Replace Lead Halide Perovskites

open access: yesMetals, 2018
Perovskite solar cells employ lead halide perovskite materials as light absorbers. These perovskite materials have shown exceptional optoelectronic properties, making perovskite solar cells a fast-growing solar technology.
Edson Meyer   +3 more
doaj   +1 more source

Atomistic Mechanism of the Nucleation of Methylammonium Lead Iodide Perovskite from Solution

open access: yes, 2019
In the ongoing intense quest to increase the photoconversion efficiencies of lead halide perovskites, it has become evident that optimizing the morphology of the material is essential to achieve high peformance.
Ahlawat, Paramvir   +4 more
core  

The Dawn of Lead‐Free Perovskite Solar Cell: Highly Stable Double Perovskite Cs2AgBiBr6 Film

open access: yesAdvanced Science, 2018
Recently, lead‐free double perovskites have emerged as a promising environmentally friendly photovoltaic material for their intrinsic thermodynamic stability, appropriate bandgaps, small carrier effective masses, and low exciton binding energies. However,
Cuncun Wu   +12 more
doaj   +1 more source

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