Results 11 to 20 of about 11,350 (152)

Lead-free hybrid perovskites for photovoltaics [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2018
This review covers the state-of-the-art in organo–inorganic lead-free hybrid perovskites (HPs) and applications of these exciting materials as light harvesters in photovoltaic systems.
Oleksandr Stroyuk
doaj   +3 more sources

Lead-Free Cesium Titanium Bromide Double Perovskite Nanocrystals [PDF]

open access: yesNanomaterials, 2021
Double perovskites are a promising family of lead-free materials that not only replace lead but also enable new optoelectronic applications beyond photovoltaics.
G. Krishnamurthy Grandhi   +6 more
doaj   +5 more sources

Magnetizing lead-free halide double perovskites [PDF]

open access: yesScience Advances, 2020
Alloying magnetic ions into halide double perovskites brings new opportunities for spintronics.
Weihua Ning   +21 more
openaire   +6 more sources

Toward Lead-Free Perovskite Solar Cells [PDF]

open access: yesACS Energy Letters, 2016
Since the first reports of solar cells with power conversion efficiencies around 10% in 2012, the science and technology of perovskite photovoltaics has been progressing at an unprecedented rate. The current certified record efficiency of 22.1% makes perovskites the first solution-processable technology to outperform multicrystalline and thin-film ...
Giustino, Feliciano, Snaith, Henry J.
openaire   +1 more source

Recent Advances and Opportunities of Lead-Free Perovskite Nanocrystal for Optoelectronic Application

open access: yesEnergy Material Advances, 2021
Metal halide perovskite nanocrystals (NCs), as a new class of light-emitting and light-harvesting materials, have recently attracted intensive attention for an impressive variety of optoelectronic applications.
Fei Zhang   +6 more
doaj   +1 more source

Hole Transport Materials for Tin-Based Perovskite Solar Cells: Properties, Progress, Prospects

open access: yesMolecules, 2023
The power conversion efficiency of modern perovskite solar cells has surpassed that of commercial photovoltaic technology, showing great potential for commercial applications. However, the current high-performance perovskite solar cells all contain toxic
Xinyao Chen   +6 more
doaj   +1 more source

Ag/In lead‐free double perovskites [PDF]

open access: yesEcoMat, 2020
AbstractLead‐free Cs2AgInCl6 and Cs2AgInBr6 double perovskites are studied by a combination of advanced ab‐initio calculations and photoluminescence experiments. We show that they are insulators with direct band gaps of 2.53 and 1.17 eV, respectively; most importantly, they are characterized by unusually low absorption rates in a ~1 eV wide energy ...
Fang Liu   +14 more
openaire   +4 more sources

Lead-free halide perovskite photovoltaics: Challenges, open questions, and opportunities

open access: yesAPL Materials, 2020
In recent years, lead-free metal-halide perovskite photovoltaics has attracted ever-growing attention, in view of its potential to replicate the outstanding properties of lead-halide perovskite photovoltaics, but without the toxicity burden of the latter.
Vincenzo Pecunia   +4 more
doaj   +1 more source

An Environmentally Stable and Lead‐Free Chalcogenide Perovskite

open access: yesAdvanced Functional Materials, 2020
AbstractOrganic–inorganic halide perovskites are intrinsically unstable when exposed to moisture and/or light. Additionally, the presence of lead in many perovskites raises toxicity concerns. Herein, a thin film of barium zirconium sulfide (BaZrS3), a lead‐free chalcogenide perovskite, is reported.
Tushar Gupta   +16 more
openaire   +3 more sources

Lead-free europium and ytterbium perovskites

open access: yesRSC Advances, 2023
Halide perovskite is a material with fantastic properties that could substantially impact next-generation optoelectronics.
openaire   +2 more sources

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