Solar cell orientation control

Efficient inverted polymer solar cells employing favourable

Improving the power conversion efficiency of polymer-based bulk-heterojunction solar cells is a critical issue. Here, we show that high efficiencies of ∼10% can be obtained using the crystalline

Molecular Order Control of Non-fullerene Acceptors for

factors is the molecular orientation of donors and acceptors with respect to the electrodes, which is essential to carrier transport in the vertical direction, and we report a novel approach to improve solar cell efﬁciency via control of the molec-ular ordering of COi8DFIC in its binary photovoltaic blend with poly([2,60-4,8-di(5-

Equally high efficiencies of organic solar cells processed from

The power conversion efficiency of organic solar cells (OSCs) is exceeding 20%, an advance in which morphology optimization has played a significant role. It is generally accepted that the

Facet Orientation-Dependent Strain Relaxation Stabilizes FAPbI3

The exclusive orientation of a singular perovskite facet during crystallization can lead to significant strain accumulation in solution-processed films, compromising the performance of perovskite solar cells (PSCs). To address this issue, we propose a facet-complementarity strategy through crystallization modulation utilizing a formamidine-based

Crystallographic Orientation Control and Defect Passivation for

The photovoltaic properties of solar cells are largely determined by the orientation of the absorber layers, thus, controlling thin film orientation is the key method to enhance the photovoltaic

Effect of donor–acceptor molecular orientation on charge

The relative orientation of an electron donor and electron acceptor, which significantly affects charge photogeneration in an organic solar cell, is investigated here. The effects of the molecular

Efficient inverted polymer solar cells employing favourable

Here, we show that high efficiencies of ∼10% can be obtained using the crystalline polymer PNTz4T in single-junction inverted cells with a thick active layer having a

Critical Review on Crystal Orientation Engineering of Antimony

In terms of the orientation control and the solar cell efficiency improvement, selenization has been performed on Mo/W/Pb substrates to induce highly [001]‐oriented (Sb 4 Se 6) n ribbons. As a result, a significant improvement in the device''s performance is achieved.

Bifunctional ligand-induced preferred crystal orientation enables

The external quantum efficiency (EQE) spectra of the control and target devices are compared in Figure 4 C, the slight enhancement of EQE value could be attributed to the passivation of the buried interface via S-Sn coordination. 55 Besides, the V OC of the solar cell is determined by the electron and hole quasi-Fermi level splitting (QFLS) within the light

Orientation control of close-spaced sublimation processed

To employ this quasi-1D material for solar cells, the orientation control of Sb2S3 films is very important. In this Letter, we employ the scalable close-spaced sublimation (CSS) method to deposit

Efficient Organic Solar Cells from Molecular Orientation Control

A "face-on" molecular orientation is essential for photovoltaic materials with efficient vertical carrier transport, but understanding how the molecular structures control their orientations remains challenging. Based on a ladder-type fused-ring core without sp3-hybridized bridging atoms, novel acceptor-donor-acceptor (A-D-A or ADA)-type nonfullerene acceptors (M3 and

Enlarging moment and regulating orientation of buried interfacial

4 天之前· Carrier transport and recombination at the buried interface have hindered the development of inverted perovskite solar cells. Here, the authors employ a linker to reconstruct

Bifunctional ligand-induced preferred crystal orientation enables

Perovskite solar cells (PSCs) have drawn significant attention due to their skyrocketed power conversion efficiency (PCE). Crystallization orientation and the buried interface have been proven to be key factors determining the efficiency of PSCs. Herein, we developed a bifunctional ligand 2-(methylthio) ethylamine hydrochloride (METEAM), concomitantly realized

Chinese Journal of Chemistry

However, BTI polymers have rarely been revisited since organic solar cells (OSCs) entered the era of non-fullerene electron acceptors (NFEA) likely owing to their incompatibility with NFEAs. Herein, fine-tuning the

Perovskite facet heterojunction solar cells

As the incident angle is increased from 0.5° to 8°, the orientation of the vapor-deposited perovskite film (labeled as control film; here, a vapor-deposited film was used as control film since we used vapor evaporation to deposit the upper (001) film for creating the FHJ film) maintains the (001) facet (Figure 2 C).

Efficient Organic Solar Cells from Molecular Orientation Control of

A "face-on" molecular orientation is essential for photovoltaic materials with efficient vertical carrier transport, but understanding how the molecular structures control their orientations

Bifunctional ligand-induced preferred crystal orientation

All-perovskite tandem solar cells achieving >29% efficiency with

Here we develop wide-bandgap perovskite films with improved (100) crystal orientation that suppress non-radiative recombination.

Facet orientation control enables inorganic perovskite with

Finally, the photovoltaic performance and stability of the corresponding solar cells were significantly improved. This work not only proposes a new strategy for the crystalline

The role of grain growth in controlling the crystal

The orientation of antimony sulfide (Sb 2 S 3) significantly affects the performance of Sb 2 S 3 thin film solar cells owing to its intrinsic quasi-one-dimensional crystal structure. Producing a Sb 2 S 3 film with a [hk1]

From Fullerene–Polymer to All-Polymer Solar Cells:

ConspectusAll-polymer solar cells (all-PSCs), consisting of conjugated polymers as both electron donor (PD) and acceptor (PA), have recently attracted great attention. Remarkable progress has been achieved

Facet orientation control enables inorganic perovskite with

The high efficiency and low-cost advantages of perovskite solar cells (PSCs) render them a shining star in the next generation of solar cells, with their power conversion efficiency (PCE) approaching the level of classical crystalline silicon solar cells [1], [2], [3], [4].The rapid improvement of PCE is primarily attributed to advancements in perovskite composition,

Crystalline orientation control using self-assembled TiO

Crystalline orientation control using self-assembled TiO 2 nanosheet scaffold to improve CH 3 NH 3 PbI 3 perovskite solar cells. Masato M. Maitani 2,1, Hirokazu Satou 1, In perovskite solar cells with an organic inorganic hybrid metal halide perovskite crystalline semiconductor as the active layer, the properties of the n-type semiconductor

Efficient Organic Solar Cells from Molecular Orientation Control of

JOUL, Volume 5 Supplemental Information Efﬁcient Organic Solar Cells from Molecular Orientation Control of M-Series Acceptors Yunlong Ma, Ming Zhang, Shuo Wan, Pan Yin, Pengsong Wang, Dongdong Cai, Feng

Orientation control of close-spaced sublimation processed Sb

To employ this quasi-1D material for solar cells, the orientation control of Sb 2 S 3 films is very important. In this Letter, we employ the scalable close-spaced sublimation (CSS)

Bifunctional ligand-induced preferred crystal

Efficient Organic Solar Cells from Molecular Orientation Control

DOI: 10.1016/j.joule.2020.11.006 Corpus ID: 230641108; Efficient Organic Solar Cells from Molecular Orientation Control of M-Series Acceptors @article{Ma2020EfficientOS, title={Efficient Organic Solar Cells from Molecular Orientation Control of M-Series Acceptors}, author={Yunlong Ma and Ming Zhang and Shuo Wan and Pan Yin and Pengsong Wang and

Crystallinity and Orientation Manipulation of Anthracene Diimide

Electron-carrying polymers are highly desired for various optoelectronic applications but are still scarce. Herein, two anthracene diimide (ADI) polymers with thiophene and bithiophene as comonomer, respectively, are reported as electron acceptor materials in all-polymer solar cells (all-PSCs) for the first time. Effects of crystallinity and orientation of two polymer films as well

2D/3D perovskite heterostructure solar cell with orientation

The excellent carrier transport properties of orientation-controlled 2D perovskite would contribute to the 2D/3D heterostructure solar cells with high stability and performance.

Efficient Organic Solar Cells from Molecular Orientation Control of

A ''''face-on'''' molecular orientation is essential for photovoltaic mate-rials with efficient vertical carrier transport, but understanding how the molecular structures control their orientations

Efficient Organic Solar Cells from Molecular Orientation Control of

A "face-on" molecular orientation is essential for photovoltaic materials with efficient vertical carrier transport, but understanding how the molecular structures control their orientations

Regulation of molecular orientation in organic solar cells

The morphological characteristics of the active layer in organic solar cells (OSCs), encompassing phase separation structure, domain sizes, crystallinity and molecular orientation play a pivotal role in governing the photoelectric conversion processes. In the subsequent discussion, we will delve into the advancements in molecular

Defect control for high efficiency antimony selenosulfide solar cells

The efficiency of the device can be influenced by many factors, such as the device interfaces and film quality. For superstrate device structure, the interface between cadmium sulfide (CdS) and Sb 2 (S,Se) 3 thin film can influence the orientation and defect density of Sb 2 (S,Se) 3 [12], [13].Recent studies have highlighted the importance of regulating film

Efficient Organic Solar Cells from Molecular

A "face-on" molecular orientation is essential for photovoltaic materials with efficient vertical carrier transport, but

Controlling the crystallization of donor and acceptor of organic solar

Achieving sufficiently high crystallinity and forming a suitable vertical phase separation in the active layer are essential for optimizing the performance of organic solar cells (OSCs). Nevertheless, achieving precise control of the crystallinity of the active layer without excessive aggregation still remains challenging. Herein, we propose an approach to prolong

A–D–A''–D–A type nonfused ring electron acceptors for efficient

organic solar cells via synergistic molecular packing and orientation control Wenkui Wei1 Xia Zhou1,2 Shuting Pang1 Jiadong Zhou1 Xiyue Yuan1 Junyu Li3 Yuting Chen 1 Langheng Pan1 Zengqi Xie1 Hongbin Wu1 Fei Huang1 Yong Cao1 Chunhui Duan1 1Institute of Polymer Optoelectronic Materials and Devices, State Key Laboratory of Luminescent

Enhancing the photovoltaic properties of SnS-Based solar cells

Fine control over the SnS film orientation during growth has not been extensively explored so far. In this study, we propose effective approaches for minimizing the [040] orientation and describe the impact of this orientation on the photovoltaic efficiency and overall device characteristics. The solar cell devices were illuminated by a

Orientation control of close-spaced sublimation processed

Sb2S3 has attracted tremendous attention for sustainable thin film photovoltaics in recent years due to its excellent structural and optoelectronic properties. To employ this quasi-1D material for solar cells, the orientation control of Sb2S3 films plays the primary role. In this letter, we employ the scalable close-spaced sublimation (CSS) method to deposit favorable [hkl, l≠0]-orientated

Solar cell orientation control [PDF]

6 FAQs about [Solar cell orientation control]

Why is molecular orientation important in organic solar cells?

The regulation principle of optimizing molecular orientation is revealed. The morphological characteristics of the active layer in organic solar cells (OSCs), encompassing phase separation structure, domain sizes, crystallinity and molecular orientation play a pivotal role in governing the photoelectric conversion processes.

Do photovoltaic materials have a 'face-on' molecular orientation?

A “face-on” molecular orientation is essential for photovoltaic materials with efficient vertical carrier transport, but understanding how the molecular structures control their orientations remains challenging.

How do polymer solar cells perform?

The photovoltaic performance of polymer solar cells (PSCs) depends largely on the ordering structures (i.e., backbone orientation and crystallinity) of the active-layer molecules. It is crucial to make the molecules adopt a face-on orientation for efficient vertical carrier transport.

Can crystal orientation be controlled in perovskite polycrystalline films?

However, there are few reports on the effective control of crystal orientation in perovskite polycrystalline films. This is because the rapid crystallization process of perovskite polycrystalline films makes it difficult to be accurately controlled compared to the slow growth of perovskite single crystals in solution.

Does side-chain engineering control molecular orientation?

It is crucial to make the molecules adopt a face-on orientation for efficient vertical carrier transport. However, the driving force that directs face-on or edge-on orientation is not yet clear, and the control of molecular orientation by side-chain engineering remains challenging.

What is morphology control in polymer solar cells?

Aggregation and morphology control enables multiple cases of high-efficiency polymer solar cells. Single-junction polymer solar cells with high efficiency and photovoltage. A chlorinated π-conjugated polymer donor for efficient organic solar cells. An electron acceptor challenging fullerenes for efficient polymer solar cells.

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Efficient inverted polymer solar cells employing favourable

Molecular Order Control of Non-fullerene Acceptors for

Equally high efficiencies of organic solar cells processed from

Facet Orientation-Dependent Strain Relaxation Stabilizes FAPbI3

Crystallographic Orientation Control and Defect Passivation for

Effect of donor–acceptor molecular orientation on charge

Efficient inverted polymer solar cells employing favourable

Critical Review on Crystal Orientation Engineering of Antimony

Bifunctional ligand-induced preferred crystal orientation enables

Orientation control of close-spaced sublimation processed

Efficient Organic Solar Cells from Molecular Orientation Control

Enlarging moment and regulating orientation of buried interfacial

Bifunctional ligand-induced preferred crystal orientation enables

Chinese Journal of Chemistry

Perovskite facet heterojunction solar cells

Efficient Organic Solar Cells from Molecular Orientation Control of

Bifunctional ligand-induced preferred crystal orientation

All-perovskite tandem solar cells achieving >29% efficiency with

Facet orientation control enables inorganic perovskite with

The role of grain growth in controlling the crystal

From Fullerene–Polymer to All-Polymer Solar Cells:

Facet orientation control enables inorganic perovskite with

Crystalline orientation control using self-assembled TiO

Efficient Organic Solar Cells from Molecular Orientation Control of

Orientation control of close-spaced sublimation processed Sb

Bifunctional ligand-induced preferred crystal

Efficient Organic Solar Cells from Molecular Orientation Control

Crystallinity and Orientation Manipulation of Anthracene Diimide

2D/3D perovskite heterostructure solar cell with orientation

Efficient Organic Solar Cells from Molecular Orientation Control of

Efficient Organic Solar Cells from Molecular Orientation Control of

Regulation of molecular orientation in organic solar cells

Defect control for high efficiency antimony selenosulfide solar cells

Efficient Organic Solar Cells from Molecular

Controlling the crystallization of donor and acceptor of organic solar

A–D–A''–D–A type nonfused ring electron acceptors for efficient

Enhancing the photovoltaic properties of SnS-Based solar cells

Orientation control of close-spaced sublimation processed

6 FAQs about [Solar cell orientation control]

Why is molecular orientation important in organic solar cells?

Do photovoltaic materials have a 'face-on' molecular orientation?

How do polymer solar cells perform?

Can crystal orientation be controlled in perovskite polycrystalline films?

Does side-chain engineering control molecular orientation?

What is morphology control in polymer solar cells?

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