Showing papers in "Solar Energy Materials and Solar Cells in 2020"

TL;DR: In this article, the authors designed an efficient, ultra-broadband perfect solar absorber to have as long absorption bands in this range as possible to help alleviate the energy problem and showed that the absorption bandwidth with absorption greater than 90% is greater than 2100nm.

TL;DR: In this article, an industrial tunnel oxide passivated contacts (i-TOPCon) silicon solar cell was demonstrated on large area n-type silicon wafers (156.75mm) with a boron diffused front emitter, a tunnel-SiOx/n+poly-Si/SiNx:H structure at the rear side, and screen-printed electrodes on both sides.

TL;DR: In this paper, a high-performance MXene aerogel-based phase change material for solar energy conversion and thermal energy storage is constructed, which can spontaneously convert the solar energy into thermal energy.

TL;DR: In this article, the phase change material (PCM) was incorporated into the building integrated semi-transparent photovoltaic (BISTPV) system to regulate the enhanced surface temperature of the PV system.

TL;DR: In this article, stable ethylene glycol-based SiC-MWCNTs nanofluids with mass fractions ranging from 0.01% to 1% were prepared in order to achieve enhanced stability and high solar-thermal conversion efficiency.

TL;DR: In this paper, the authors presented a geometrically modified polymer-based daytime passive radiative cooler, which was fabricated based on the optimized prismatic structure from Finite Difference Time Domain simulations.

TL;DR: In this article, the carrier transport process in Sb2S3 solar cells was studied using a theoretical simulation and the results showed that high solar performances can be achieved with a wide parameter window for selecting the electron transport layer as well as the hole transport layer, viz., with a conduction band minimum of the electron layer (−4.4

TL;DR: In this article, the authors reported a certified efficiency of up to 2511% for silicon heterojunction (SHJ) solar cells on a full size n-type M2 monocrystalline-silicon (c-Si) wafer.

TL;DR: In this paper, the thermal conductivity of silicone oil-based MXene nanofluids is measured using a Transient Hot Bridge (THB) 500 and a Rheometer at various temperatures including 25, 50, 75, 100, and 125 degrees C.

TL;DR: In this paper, a Ca2+ crosslinked sodium alginate modified monolithic polypyrrole 3-D conductively porous architecture (M-PPy sponge) with unique micron-sized channels was used as functional solar steam generator.

TL;DR: In this paper, the relation between short-circuit current density (JSC) and the Urbach energy (EE) was investigated for thin-film photovoltaic cells, and the relationship between the EE and the voltage deficit was shown.

TL;DR: In this article, a new class of heat transfer fluid called MXene-OPO nanofluid was proposed to investigate its thermal and energy performance in a hybrid PV/T solar thermal system numerically using COMSOL multiphysics.

TL;DR: In this paper, the authors proposed a radiative cooler with seven layers of SiO2 and Si3N4 optimized by using the evolutionary algorithm, which facilitates a high reflection of solar irradiation utilizing the optical impedance mismatch, and suppresses the emissivity outside the atmospheric window.

TL;DR: In this paper, a 3D-network MMT/SA composite PCM was applied to encapsulate stearic acid (SA) for the fabrication of composite PCMs to significantly promote solar energy conversion and storage performances.

TL;DR: In this article, spectrum-selective coatings were used to resolve the competing demands of daylighting (or appearance) and radiative cooling, which achieved a maximum sub-ambient decrease in temperature of 8.7°C and a maximum cooling power of 108.49 W/m2.

TL;DR: In this paper, the authors proposed a progressive research to improve the efficiency of mono-like Si passivated emitter and rear cells through production lines by employing rear surface passivation of AlOx/triple-SiNx:H layers.

TL;DR: Wang et al. as discussed by the authors developed a highly efficient and stable bilayer evaporator by assembling WO3-x nanorods onto a wood surface, which achieved an energy conversion efficiency of 82.5% under one sun irradiation and showed a stable water generation capability during longterm illumination cycles.

TL;DR: In this article, the authors designed a dark CaCO3 particle by doping with Cu, Fe, Co, and Cr elements based on sol-gel procedures to achieve higher energy storage density.

TL;DR: In this paper, a 3D continuous sponge framework with reduced graphene oxide (rGO) was used to construct a shape-stabilized composite phase change material (PCM).

TL;DR: In this paper, a bi-functional electrochromic energy storage device (EESD) was designed for large optical modulation (67.6% at 630nm), high coloration efficiency (109.6",cm2-C-1), fast switching speed (2.8/7.9 s for bleaching/coloration) and long cycle life (ΔT remaining was 84.1% after 4000 cycles).

TL;DR: In this article, the authors reviewed recent progress on versatile CsPbX3 and CsSnX3 inorganic PSCs and evaluated the materials engineering methods and film deposition techniques for producing such inorganic perovskite materials.

TL;DR: In this paper, the cooling performance of three radiative cooling materials with varying optical properties was evaluated under three distinct and representative climates, and the authors presented strategies for selecting the ideal spectral properties of materials and investigate how to enhance cooling performance under adverse climatic conditions.

TL;DR: In this paper, the authors proposed a new hole transport layer modification method using the widely available copper(I) thiocyanate (CuSCN); the doping of CuSCN NH3 in PEDOT:PSS followed by low-temperature annealing results in reduced energy barrier and improved charge extraction efficiency.

TL;DR: In this paper, an analysis of the photovoltaic cell life cycle scenario including material recycling was performed using SimaPro software and data combined and extended from different LCI databases, showing that the use of recycled materials, which were energyconsuming in the primary production stage, allows to meaningly reduce the energy input in the secondary life cycle.

TL;DR: In this article, cuprous and cupric oxides are used to enhance photoactive electrons for reductive water splitting in conduction bands of the photocatalyst system, and the optimum content of cuprous oxides in the z-scheme components is a critical factor.

TL;DR: In this paper, the authors compare light and elevated temperature-induced degradation (LeTID) observed in both p- and n-type silicon wafers under both dark and illuminated annealing conditions, highlighting previously unobserved similarities in defect formation and recovery kinetics.

TL;DR: In this paper, the effect of the annealing ambient, the thermal stability and reversibility of hydrogenation, the poly-Si doping level and c-Si surface texture is discussed.

TL;DR: Li et al. as mentioned in this paper fixed reduced graphene oxide and silver nanoparticles on a melamine sponge skeleton by a simple coating method, and the modified sponge retained the high porosity of the sponge substrate and exhibited photothermal properties and hydrophobicity.

TL;DR: In this article, a dual-layer film consisting of polyvinyl fluoride (PVF) layer and Ag coating is proposed to act as an efficient daytime radiative cooler with low solar absorption and broadband infrared emission.

TL;DR: In this article, the authors demonstrated the potential practicability of VO2 (M) as a low cost and stable photoabsorber coated on a piece of poplar wood (W/S8-M) in solar steam generation of Caspian Sea water.