Shortwave response of solar cells
Impact of measured spectrum variation on solar photovoltaic …
Applied to nine solar cell types, the resulting divergence in solar cell efficiencies illustrates that a single spectrum is insufficient for comparisons of cells with …
Fundamentals of Solar Energy
Terrestrial radiation is a term used to describe infrared radiation emitted. German Physicist Wilhelm Wien defined the product of absolute temperature and wavelength as a constant. This makes it understandable why the solar radiation is called as shortwave radiation whereas terrestrial radiation is called as longwave radiation. . …
Efficient and stable perovskite solar cells via shortwave infrared …
Solar cells fabricated with the polymer passivation layer exhibit average efficiencies of 18.7%–19.6% compared to an average of 16.7% for reference devices. Unencapsulated …
Noise and detectivity limits in organic shortwave infrared photodiodes with low …
Noise and detectivity limits in organic shortwave infrared ...
Biological effects and mechanisms of shortwave radiation: a …
Despite of the benefits from shortwave, these wide applications expose humans to the risk of shortwave electromagnetic radiation, which is alleged to cause potential damage to biological systems. This review focused on the exposure to shortwave electromagnetic radiation, considering in vitro, in vivo and epidemiological results that …
Separating the shortwave and longwave components of …
1 INTRODUCTION. As well as absorbing thermal infrared radiation (''longwave [LW]'' hereafter), greenhouse gases (hereafter GHGs, including H 2 O, CO 2, O 3 and CH 4) absorb incoming solar radiation at near-infrared and sometimes visible and ultra-violet wavelengths (e.g., Gordon et al., 2017).We refer to this as shortwave (SW), often …
Shortwave infrared polarization characteristics simulation of solid …
Shortwave infrared polarization characteristics simulation of solid rocket plume with self-emission and external ... The findings suggest that the ratios of the relative contribution of self-radiation, direct solar radiation, and …
Estimating Shortwave Radiative Forcing and …
The APRP method is based on a simplified shortwave radiative model of the atmosphere, where surface absorption and …
Downward shortwave radiation estimation and spatial assessment on sites over complex terrain applying integrative approach …
Downward shortwave radiation (DSR) is a highly variable solar source on spatiotemporal basis and essential for energy and agriculture systems, while its calculations are helpful in the environment-related studies, climatology, and monitoring fire risk. Statistical methods developed to extrapolate values of climatic variables and radiation could fail to …
Jiang TANG | Huazhong University of Science and Technology
Infrared solar cells are more effective than normal bandgap solar cells at reducing the spectral loss in the near-infrared region, thus also at broadening the absorption spectra and improving ...
Decreasing surface albedo signifies a growing importance of …
Clouds regulate the Greenland Ice Sheet''s surface energy balance through the competing effects of shortwave radiation shading and longwave radiation trapping. However, the relative importance of ...
Spectral response and quantum efficiency evaluation of solar cells…
The performance of solar cells has been verified by current–voltage (I–V) characterization and spectral response measurements.These characteristics of solar cells are dependent on cell design, material, fabrication technique, junction depth, and/or optical coatings.Generally, I–V curves are given preference when measuring the performance of …
8 Best Shortwave Radios Reviewed (Transceivers, Portable …
Contents The 8 Best Shortwave Radios: Outdoor Empire Reviews 1. Best Overall Shortwave Radio Transceiver 2. Most Versatile Stationary Shortwave Radio Transceiver 3. Best Entry-Level Shortwave Radio Transceiver 4. Best Vehicle Shortwave Radio Transceiver 5.
Shortwave | Radiation Balance
Shortwave Radiation Balance Solar radiation is radiation primarily in the wavelength range of 0.25-4 µm ... (Cell response deviates from Lambert''s cosine law. This can be corrected for, in part, by the use of a plastic diffuser, anti-reflection coating or by texturing ...
Improving spectral modification for applications in solar cells: A …
Solar cell Device response Ref. Er 3+ doped NaYF 4 1460–1600 980 c-Si +0.69 mA/cm 2 J SC under 732 suns [103] Er 3+ doped NaYF 4 1450–1600 980 c-Si +4.03 mA/cm 2 J SC under 77 suns [104] Er 3+ doped NaYF 4 …
(PDF) Shortwave Radiation
Diffuse irradiance is one component of the total downwelling solar irradiance and contains information on the amount of …
Estimating Shortwave Clear‐Sky Fluxes From Hourly Global …
To estimate this slope from the data we employ quantile regression. Quantile regression is an emerging statistical method for linear and nonlinear response models (Koenker & Machado, 1999) which provides an …
Improving the short wavelength response of the multi-crystalline …
This study describes how a polymer/ZnS composite layer with antireflection, scattering, and downshifting properties improved the short wavelength response of multi-crystalline silicon (mc-Si) solar cells.
Estimating Shortwave Clear‐Sky Fluxes From Hourly Global …
To estimate this slope from the data we employ quantile regression. Quantile regression is an emerging statistical method for linear and nonlinear response models (Koenker & Machado, 1999) which provides an estimate of a conditional quantile function (Koenker, 2005). Here we use the univariate linear form relating response Y to …
Estimating Shortwave Radiative Forcing and Response in Climate Models …
Fig.3. Shortwave cloud radiative response (W m −2) in a CO 2 doubling experiment: (a) the APRP estimate of the shortwave component of cloud radiative response, (b) the difference between the APRP estimate and the PRP diagnosis of this quantity as in Soden et al. (2004), and (c) the difference between the change in …
Estimating Shortwave Clear‐Sky Fluxes From Hourly Global …
Earth and Space Science is an open access AGU journal publishing high-quality original articles spanning all of the Earth, planetary and space sciences. 1 Introduction Solar radiation provides the main energy input to the Earth system and is of great importance for ...
Biological effects and mechanisms of shortwave radiation: a …
With the increasing knowledge of shortwave radiation, it is widely used in wireless communications, radar observations, industrial manufacturing, and medical treatments. Despite of the benefits from shortwave, these wide applications expose humans to the risk of shortwave electromagnetic radiation, which is alleged to cause potential …
Changes in atmospheric shortwave absorption as important driver of dimming and brightening | Nature …
Changes in the atmospheric absorption of shortwave radiation, probably through cloud and aerosol effects, is the main reason for the dimming and brightening over China and Europe in past decades ...
Exploring window buffer layer technology to enhance CdTe solar cell ...
The short-wavelength response for traditional CdS/CdTe thin film solar cells was dramatically restricted by the CdS window layer. In order to increase short-wavelength light collection, we tried to replace CdS with Mg x Zn 1−x O (MZO). The short-wavelength quantum efficiency (QE) response was obviously increased to more than …
How the Optical Properties of Leaves Modify the Absorption and ...
Differences between spectra in Fig. 14.1 relate to differences in biochemical composition and concentration of pigments, water, and cell wall structural materials or are due to the sources of scattering at either the leaf surface or from internal cellular structures. Despite the similarity of overall shape, Fig. 14.1 clearly shows taxa …
Shortwave radiative fluxes from MODIS: Model development and implementation …
where I is the mean radiance, τ is the optical depth, ω is the single-scattering albedo (ratio of scattering extinction to total extinction), p is the scattering phase function, μ is the cosine of the zenith angle, μ 0 is the cosine of the zenith angle for the direct solar beam, and I 0 is the mean radiance at the upper boundary of the model.
Shortwave radiative fluxes from MODIS: Model development and implementation …
[11] Using radiative parameterization schemes, with atmospheric and surface properties from satellite observations, the optical properties solver sets up the computational layers, determines the extinction optical depth, single-scattering albedo and asymmetry factor of every atmospheric layer and prepares all the necessary information …
CMIP5 models'' shortwave cloud radiative response and climate ...
The major consistent response is what appears to be a dipole pattern in the SH midlatitudes: at high latitudes, defined as where the multimodel mean SWCRE response is negative (∼48°S–90°S), there is an anomalous cloud-induced SW radiative cooling; at lower midlatitudes (LML, thick-dashed vertical lines in Figure 1, top), defined as where ...
Fabricating high efficiency solar cells with high sheet resistance …
Abstract: We present improvements in c-Si solar cell performance for high sheet resistance (R sheet) emitters fabricated by ion implantation. We have investigated …
Phys. Rev. B 83, 195211 (2011)
The nanosecond photoresponse of organic solar cells and photodiodes based on a conjugated polymer [poly (3-hexylthiophene-2,5-diyl) (P3HT)] blended with a …
Blue Response
Confounding effects on the response of electrochemical aptamer-based biosensors. Nicolas Fontaine, Philippe Dauphin-Ducharme, in Current Opinion in Electrochemistry, 2023. Confounding effects on E-AB sensors'' signal. Methylene blue is the redox reporter of choice in the development of E-AB biosensors [39].This is in part because (1) it shows a …
Blue Response
The current standard industrial c-Si solar cell has contacts of Ag paste at the front and Al at the rear. For example, in p PERC cells, the full-area Al will be replaced by a dielectric passivation layer in contact with most of the rear side, reducing the rear surface recombination velocity, but also increasing the level of cleanliness needed to maximize …
Efficient and stable perovskite solar cells via shortwave infrared …
Notorious nonradiative recombination and retarded charge dynamics corrodes the performance of perovskite solar cells (PSCs). Accordingly, a natural polysaccharide sodium alginate (SA) is introduced into SnO 2 colloid solution, developing "egg-box" structured SnO 2 nanoparticles wrapped by ultrathin SA nanolayer to achieve a …
Photoimmunology: how ultraviolet radiation affects the immune …
Ultraviolet radiation (UVR) modulates innate and adaptive immune responses at both local and systemic levels; understanding the mechanisms of this immunomodulatory capacity can explain how UVR has ...
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