A highly flexible and durable transparent graphene electrode with thermal stability was developed via the direct integration of polyimide (PI) on graphene. Due to the high transparency of PI-integrated graphene electrode and intimate contact between graphene and PI substrate, high-efficiency flexible organic solar cell with a PCE of 15.2% and outstanding mechanical
Customer ServiceGraphene has shown tremendous potential as a transparent conductive electrode (TCE) for flexible organic solar cells (OSCs). However, the trade-off between electrical conductance and transparency as well as surface roughness of the graphene TCE with increasing layer number limits power conversion efficiency (PCE) enhancement and its use for
Customer ServiceLarge sheets of transparent graphene that could be used for lightweight, flexible solar cells or electronics displays can now be created using a method developed at MIT. The technique involves a buffer layer of parylene for the graphene transfer process.
Customer ServiceTransparent, conductive, and ultrathin graphene films, as an alternative to the ubiquitously employed metal oxides window electrodes for solid-state dye-sensitized solar cells, are demonstrated. These graphene films are fabricated from exfoliated graphite oxide,
Customer ServiceThere has been tremendous research progress among scientists in the development of hybrid solar cells (HSC) as green solar energy. The research aims to investigate the influence of several types of transparent conductive electrodes on the performance of fabricated HSC. Single-layer graphene (SG)-based film has been identified as a potential
Customer ServiceImagine a future in which solar cells are all around us—on windows and walls, cell phones, laptops, and more. A new flexible, transparent solar cell developed at MIT brings that future one step closer. The device
Customer ServiceAs the ideal transparent electrode for solar cell, the requirements of high transparency, low sheet resistance, robust chemical stability, and low cost should be simultaneously fulfilled. To date, amounts of transparent conductive materials such as graphene [75], [76], [77], carbon nanotubes (CNTs) [78], [79], conductive polymers [80], [81], metallic
Customer ServiceSuperflexible, high-efficiency perovskite solar cells utilizing graphene electrodes: towards future foldable power sources
Customer ServiceThe efficiency of organic solar cells with graphene electrode was 1.18%, which is close to that of organic solar cells with ITO electrode (~1.27%). In 2011, Wang et al. (2011a) used layer-by-layer transfer method to fabricate multilayer CVD graphene films with less defects and lower sheet resistance. The organic solar cells with the electrode of four layers graphene
Customer ServiceGraphene has shown tremendous potential as a transparent conductive electrode (TCE) for flexible organic solar cells (OSCs). However, the trade-off between electrical conductance and transparency as well as surface roughness of the graphene TCE with increasing layer number limits power conversion efficiency (PCE) enhancement and its use for large-area
Customer ServiceA new flexible, transparent solar cell developed at MIT brings that future one step closer. The device combines low-cost organic (carbon-containing) materials with electrodes of graphene, a flexible, transparent material made from inexpensive, abundant carbon sources. This advance in solar technology was enabled by a novel method of moving a
Customer ServiceThis chapter focuses mainly on the graphene preparation methods, and the fabrication of graphene-based thin films as well as their utilization as back contacts, transparent conductive...
Customer ServiceTransparent, conductive, and ultrathin graphene films, as an alternative to the ubiquitously employed metal oxides window electrodes for solid-state dye-sensitized solar cells, are demonstrated. These graphene films are fabricated from exfoliated graphite oxide, followed by thermal reduction. The obtained films exhibit a high conductivity of 550 S/cm and a
Customer ServiceAs a conductive electrode, graphene is a promising substitute for commercial ITO leading to flexible solar cells. Graphene-based materials are also capable of functioning as charge selective and transport components in solar cell buffer layers. Moreover, low air stability and atmospheric degradation of the photovoltaic devices can be improved
Customer ServiceIn the last decade, graphene has been spotlighted as one of the novel materials for transparent conductive electrodes (TCEs) of solar cells. This paper provides an overview of recent progress for
Customer ServiceTransparent, conductive, and ultrathin graphene films, as an alternative to the ubiquitously employed metal oxides window electrodes for solid-state dye-sensitized solar cells, are demonstrated. These graphene films are fabricated from exfoliated graphite oxide, followed by thermal reduction.
Customer ServiceAs a conductive electrode, graphene is a promising substitute for commercial
Customer ServiceThis comprehensive investigation discovered the following captivating results: graphene integration resulted in a notable 20.3% improvement in energy conversion rates in graphene-perovskite photovoltaic cells. In comparison, BHJ cells saw a laudable 10% boost.
Customer ServiceIn the last decade, graphene has been spotlighted as one of the novel materials for transparent conductive electrodes (TCEs) of solar cells. This paper provides an overview of recent...
Customer ServiceGraphene is transparent, so that electrodes made from it can be applied to the transparent organic solar cells without blocking any of the incoming light. In addition, it is flexible, like the organic solar cells themselves, so it could be part of installations that require the panel to follow the contours of a structure, such as a patterned
Customer ServiceThis comprehensive investigation discovered the following captivating results: graphene integration resulted in a notable 20.3% improvement in energy conversion rates in graphene-perovskite photovoltaic cells. In
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