Results 131 to 140 of about 76,092 (311)

Progress in Flexible Perovskite Solar Cells: Paving the Way for Scalable Manufacturing

open access: yesAdvanced Materials Technologies, EarlyView.
Perovskite solar cells (PSCs) are well positioned for a successful market uptake. This is due to an unprecedented improvement of their efficiency and stability since the first report in 2009. In this review paper, the building blocks for the scalable manufacturing and future commercialization of flexible PSCs and their pathway to impact will be ...
Dimitar I. Kutsarov   +5 more
wiley   +1 more source

High‐Pressure Homogenization: An Industrially Scalable Method for Producing PHBH Powders for Selective Laser Sintering

open access: yesAdvanced Materials Technologies, EarlyView.
This article investigates a sustainable approach to producing new powders for selective laser sintering by using high‐pressure homogenization to micronize biopolymers. The approach yields flowable, thermally stable particles with sub‐rounded morphology, enabling 3D printing of dense components with complex geometries.
Alberto Giubilini   +5 more
wiley   +1 more source

Highly Stable All‐Sputtered Solid‐State Electrochromic Devices with Co‐Sputtered LiTaO3 Electrolyte Films for Smart Windows

open access: yesAdvanced Materials Technologies, EarlyView.
An electrochromic device (ECD) based on a LiTaO3 (LTO) solid electrolyte is developed with a magenetron sputtering system. The LTO solid electrolyte‐based ECD demonstrates outstanding long‐term stability (less than 12% degradation after 3000 cycles) and fast response times (coloring: 4.13 s, bleaching: 6.14 s).
Seung‐Hoon Park   +7 more
wiley   +1 more source

Emerging Hydrochromic Metal Halide Perovskites

open access: yesAdvanced Optical Materials, EarlyView.
Hydrochromic metal halide perovskites (MHPs) are promising candidates for next‐generation smart optical materials owing to their excellent responsiveness, superior reversibility, and highly tunable emission. This review summarizes the latest progress in hydrochromic MHPs and provides general principles for the rational design of advanced hydrochromic ...
Shuohan Li   +5 more
wiley   +1 more source

A posteriori error estimates for the Electric Field Integral Equation on polyhedra

open access: yes, 2012
We present a residual-based a posteriori error estimate for the Electric Field Integral Equation (EFIE) on a bounded polyhedron. The EFIE is a variational equation formulated in a negative order Sobolev space on the surface of the polyhedron.
Nochetto, Ricardo H., Stamm, Benjamin
core  

Local Structure–Luminescence Correlation in Eu3+‐Doped Phosphors: A Comprehensive Review

open access: yesAdvanced Photonics Research, EarlyView.
This review discusses the correlation between local structure and the luminescent properties of Eu3+ ions, and also summarizes analytical methods for determining Eu3+ site occupancy. The luminescence properties of the phosphors are determined by the electronic configuration of the activator ions and are also affected by the coordinated environment of ...
Guihua Li, Gemei Cai, Xiao‐Jun Wang
wiley   +1 more source

Minimum d-convex partition of a multidimensional polyhedron with holes [PDF]

open access: yesComputer Science Journal of Moldova, 2008
In a normed space Rn over the field of real numbers R, which is an α-space [36, 39], one derives the formula expressing the minimum number of d-convex pieces into which a geometric n-dimensional polyhedron with holes can be partitioned.
Ion Băţ
doaj  

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