Absorptance
View article: Cellulose‐Nanofiber‐Based Layered Sub‐Terahertz Absorbing Sheets for B5G/6G Applications
Cellulose‐Nanofiber‐Based Layered Sub‐Terahertz Absorbing Sheets for B5G/6G Applications Open
For the sustainable development of beyond fifth‐generation (B5G) or sixth‐generation (6G) wireless communication technologies operating in the sub‐terahertz and terahertz range, it is highly desirable to utilize environmentally friendly ma…
View article: Theoretical insights into the electronic structures and transport properties of Ag3TaX4 (X = S, Se, Te) compounds for energy applications
Theoretical insights into the electronic structures and transport properties of Ag3TaX4 (X = S, Se, Te) compounds for energy applications Open
This work investigates the optoelectronic and transport properties of novel silver-based ternary chalcogenide Ag3TaX4 (X = S, Se, Te) compounds, mainly in the context of energy applications. The structural, electronic, optical, elastic, an…
View article: The Effect of Thickness on the Sb2Se3 Superstrate Solar Cells
The Effect of Thickness on the Sb2Se3 Superstrate Solar Cells Open
In this study, we analyze the impact of different thickness of antimony selenide thin films on the electrical properties of the absorber and on the efficiency of the finished solar cells. Sb2Se3 absorbers have been deposited with thickness…
View article: Next-Gen O-type solar thermal absorber engineered with graphene-based MXene–SiO2–MXene layers using machine learning techniques for industrial thermal applications
Next-Gen O-type solar thermal absorber engineered with graphene-based MXene–SiO2–MXene layers using machine learning techniques for industrial thermal applications Open
View article: Photodissociation Processes Involving the SiH+ Molecular Ion: New Datasets for Modeling
Photodissociation Processes Involving the SiH+ Molecular Ion: New Datasets for Modeling Open
This paper investigates the photodissociation of the SiH+ molecular ion, a non-symmetric diatomic species composed of silicon and hydrogen. We provide calculated molecular data and characterize electronic states, deriving cross-sections an…
View article: First‐Principles Exploration of the Mechanical Flexibility and Multifunctional Properties of Aluminum‐ and Zinc‐Based Chalcopyrites for Energy Applications
First‐Principles Exploration of the Mechanical Flexibility and Multifunctional Properties of Aluminum‐ and Zinc‐Based Chalcopyrites for Energy Applications Open
The present study employs density functional theory to examine structural, optoelectronic, mechanical, and transport characteristics of ternary chalcopyrites semiconductors Al 2 ZnCh 4 (X = Se, Te) to investigate their multifunctional pote…
View article: Numerical Investigation of Propagation Characteristics of TE Waves Incident Obliquely to Reentry Plasma Sheath with Bi-Gaussian Electron Density Profile Based on SMM
Numerical Investigation of Propagation Characteristics of TE Waves Incident Obliquely to Reentry Plasma Sheath with Bi-Gaussian Electron Density Profile Based on SMM Open
The analysis of the propagation characteristics of electromagnetic wave in reentry plasma layer is an important issue in fields of spacecraft control, communication and stealth technology, which has attracted the attention of many research…
View article: The Role of Random Texture Scattering on the Absorptance Enhancement in Halide Perovskite Layers
The Role of Random Texture Scattering on the Absorptance Enhancement in Halide Perovskite Layers Open
Hybrid perovskites are a class of thin-film semiconductors with remarkably steep absorption edges and high absorption coefficient. In the case of solar cells, a film thickness of less than a micrometer is usually sufficient to absorb most …
View article: Enhanced absorption in thin-film silicon solar cells using a broadband plasmonic nanostructure
Enhanced absorption in thin-film silicon solar cells using a broadband plasmonic nanostructure Open
The design and fabrication of a metal-dielectric-metal absorber that achieves strong absorption from the ultraviolet (UV) to the near-infrared (near-IR) spectrum are presented. The proposed nanostructure consists of a periodic titanium (Ti…
View article: Thermally Tunable Bi-Functional Metasurface Based on InSb for Terahertz Applications
Thermally Tunable Bi-Functional Metasurface Based on InSb for Terahertz Applications Open
In this work, we propose and analyze a thermally tunable metasurface based on indium antimonide (InSb), designed to operate in the terahertz (THz) frequency range. The metasurface exhibits dual functionalities: single-band perfect absorpti…
View article: Polarization-Independent Broadband Infrared Selective Absorber Based on Multilayer Thin Film
Polarization-Independent Broadband Infrared Selective Absorber Based on Multilayer Thin Film Open
Spectrally selective infrared absorbers play a pivotal role in enabling optoelectronic applications such as infrared detection, thermal imaging, and photothermal conversion. In this paper, a dual-band wide-spectrum infrared selective absor…
View article: Subcell‐Resolved EQE Method Using Reverse Voltage Biasing for Multijunction Photovoltaics With Overlapping Subcell Absorptance
Subcell‐Resolved EQE Method Using Reverse Voltage Biasing for Multijunction Photovoltaics With Overlapping Subcell Absorptance Open
External quantum efficiency (EQE) measurements of individual subcells in multijunction photovoltaic devices are essential to evaluate current matching and to iterate the design process. The standard light biasing technique used to measure …
View article: Optimization of ultra-wideband metamaterial MXene-based polarization-insensitive solar absorber using machine learning for solar heater application
Optimization of ultra-wideband metamaterial MXene-based polarization-insensitive solar absorber using machine learning for solar heater application Open
The aim was to optimize energy production and minimize energy losses with regard to sources of sustainable energy, particularly solar energy, by examining a variety of solar absorber designs developed from various materials. Metamaterial M…
View article: Experimental analysis of micro-cavity influence on the effective solar absorptance of white sand curtain on porous obstructions of particle heating receivers
Experimental analysis of micro-cavity influence on the effective solar absorptance of white sand curtain on porous obstructions of particle heating receivers Open
The direct particle heating receiver (DPHR) represents a critical component within particle-based central receiver tower (CRT) systems, facilitating direct exposure of solid particles to concentrated solar irradiance. Among DPHRs, the obst…
View article: Dual-band plasmonic resonance-enhanced absorptance in Au/Si:Te heterostructures for mid-infrared applications
Dual-band plasmonic resonance-enhanced absorptance in Au/Si:Te heterostructures for mid-infrared applications Open
This work reveals enhanced infrared optical properties in plasmonic Au/Si:Te heterostructures, where hyperdoped Si:Te layers fabricated via Te ion implantation and flash-lamp annealing exhibit ∼20% broadband sub-bandgap absorption across 2…
View article: Buffer layers for high efficiency thin film CdSeTe/CdTe solar cells
Buffer layers for high efficiency thin film CdSeTe/CdTe solar cells Open
Thin film cadmium telluride (CdTe) solar cells are the most commercially successful thin film photovoltaic (PV) technology. Incorporating transparent n-type buffer layers in the CdTe device structure has led to significant efficiency impro…
View article: Partial Least Squares Regression analysis of natural gas-like mixtures absorption spectra collected using a mid-infrared supercontinuum broadband source
Partial Least Squares Regression analysis of natural gas-like mixtures absorption spectra collected using a mid-infrared supercontinuum broadband source Open
We report on a broadband gas sensor based on direct absorption spectroscopy in the mid-infrared range for the simultaneous detection of methane, ethane, and propane in natural gas-like mixtures. The system employs a broadband supercontinuu…
View article: Optical finger phantom with realistic optical properties
Optical finger phantom with realistic optical properties Open
Existing optical phantoms often do not represent realistic optical and geometrical properties. This study aimed to fabricate a homogeneous silicone finger phantom that closely mimics the reflectance and transmittance characteristics of a h…
View article: Partial Least Squares Regression analysis of natural gas-like mixtures absorption spectra collected using a mid-infrared supercontinuum broadband source
Partial Least Squares Regression analysis of natural gas-like mixtures absorption spectra collected using a mid-infrared supercontinuum broadband source Open
We report on a broadband gas sensor based on direct absorption spectroscopy in the mid-infrared range for the simultaneous detection of methane, ethane, and propane in natural gas-like mixtures. The system employs a broadband supercontinuu…
View article: Dual-band plasmonic resonance-enhanced absorptance in Au/Si:Te heterostructures for mid-infrared applications
Dual-band plasmonic resonance-enhanced absorptance in Au/Si:Te heterostructures for mid-infrared applications Open
This work reveals enhanced infrared optical properties in plasmonic Au/Si:Te heterostructures, where hyperdoped Si:Te layers fabricated via Te ion implantation and flash-lamp annealing exhibit ∼20% broadband sub-bandgap absorption across 2…
View article: Optical finger phantom with realistic optical properties
Optical finger phantom with realistic optical properties Open
Existing optical phantoms often do not represent realistic optical and geometrical properties. This study aimed to fabricate a homogeneous silicone finger phantom that closely mimics the reflectance and transmittance characteristics of a h…
View article: Optical finger phantom with realistic optical properties
Optical finger phantom with realistic optical properties Open
Existing optical phantoms often do not represent realistic optical and geometrical properties. This study aimed to fabricate a homogeneous silicone finger phantom that closely mimics the reflectance and transmittance characteristics of a h…
View article: Influence of UV and Visible Radiation on Optical Properties of Coatings Based on Two-Layer Hollow Particles of Silicon Dioxide and Zinc Oxide
Influence of UV and Visible Radiation on Optical Properties of Coatings Based on Two-Layer Hollow Particles of Silicon Dioxide and Zinc Oxide Open
A comparative analysis in situ of diffuse reflection spectra in the range from 200 to 2500 nm and their changes after irradiation of coatings based on polymethylphenylsiloxane resin and pigment powders of two-layer hollow particles ZnO/SiO…
View article: Buffer layers for high efficiency thin film CdSeTe/CdTe solar cells
Buffer layers for high efficiency thin film CdSeTe/CdTe solar cells Open
Thin film cadmium telluride (CdTe) solar cells are the most commercially successful thin film photovoltaic (PV) technology. Incorporating transparent n-type buffer layers in the CdTe device structure has led to significant efficiency impro…
View article: Partial Least Squares Regression analysis of natural gas-like mixtures absorption spectra collected using a mid-infrared supercontinuum broadband source
Partial Least Squares Regression analysis of natural gas-like mixtures absorption spectra collected using a mid-infrared supercontinuum broadband source Open
We report on a broadband gas sensor based on direct absorption spectroscopy in the mid-infrared range for the simultaneous detection of methane, ethane, and propane in natural gas-like mixtures. The system employs a broadband supercontinuu…
View article: Impact of Wall Paint Solar Absorptance on CO2 Emissions in Residential Buildings: A Case Study from Bangkok
Impact of Wall Paint Solar Absorptance on CO2 Emissions in Residential Buildings: A Case Study from Bangkok Open
Electricity consumption in buildings is a significant contributor to greenhouse gas emissions, which drive climate change. Reducing electricity use in residential buildings, which account for approximately 20% of Thailand’s total electrici…
View article: The Emittance and Absorptance of External Surfaces Values Effect for Payload Panels on Geostationary Orbit Satellite: Thermal Analysis Studies
The Emittance and Absorptance of External Surfaces Values Effect for Payload Panels on Geostationary Orbit Satellite: Thermal Analysis Studies Open
One of the most important parameters in the dimensioning stages of communication satellites is the calculation of the areas where the heat to be released into space is located. The satellite thermal control system calculates these areas. T…
View article: Effects of Black Silicon Surface Morphology Induced by a Femtosecond Laser on Absorptance and Photoelectric Response Efficiency
Effects of Black Silicon Surface Morphology Induced by a Femtosecond Laser on Absorptance and Photoelectric Response Efficiency Open
In this study, the effects of variations in the height (h) and bottom radius (r) of black silicon microstructures on their absorptance and photoelectric response efficiency were analyzed. By using the relation cotθ2=hr to combine the para…
View article: Titania‐Based Coral‐Structured Solar Absorber Coating with Improved Scalability and Durability at High Temperature
Titania‐Based Coral‐Structured Solar Absorber Coating with Improved Scalability and Durability at High Temperature Open
Solar energy harvesting and storage are essential in the future mix of renewable energy technologies. Hierarchical coral‐structured coatings have been shown to yield high solar absorptance in concentrating solar thermal (CST) systems. Howe…
View article: Temperature-adaptive metasurface radiative cooling device with excellent emittance and low solar absorptance for dynamic thermal regulation
Temperature-adaptive metasurface radiative cooling device with excellent emittance and low solar absorptance for dynamic thermal regulation Open