Efficiency enhancement in low-bandgap polymer solar cells by processing with alkane dithiols
High charge-separation efficiency combined with the reduced fabrication costs associated
with solution processing and the potential for implementation on flexible substrates make ‘…
with solution processing and the potential for implementation on flexible substrates make ‘…
[HTML][HTML] First M87 event horizon telescope results. IV. Imaging the central supermassive black hole
… Keating 11 , Mark Kettenis 58 , Jae-Young Kim 6 , Junhan Kim 10 , Jongsoo Kim 21 ,
Motoki Kino 3,59 , Jun Yi Koay 7 , Patrick M. Koch 7 , Shoko Koyama 7 , Michael Kramer 6 …
Motoki Kino 3,59 , Jun Yi Koay 7 , Patrick M. Koch 7 , Shoko Koyama 7 , Michael Kramer 6 …
[HTML][HTML] First M87 event horizon telescope results. VI. The shadow and mass of the central black hole
We present measurements of the properties of the central radio source in M87 using Event
Horizon Telescope data obtained during the 2017 campaign. We develop and fit geometric …
Horizon Telescope data obtained during the 2017 campaign. We develop and fit geometric …
Efficient tandem polymer solar cells fabricated by all-solution processing
Tandem solar cells, in which two solar cells with different absorption characteristics are linked
to use a wider range of the solar spectrum, were fabricated with each layer processed from …
to use a wider range of the solar spectrum, were fabricated with each layer processed from …
General synthesis of single-atom catalysts with high metal loading using graphene quantum dots
Transition-metal single-atom catalysts present extraordinary activity per metal atomic site, but
suffer from low metal-atom densities (typically less than 5 wt% or 1 at.%), which limits their …
suffer from low metal-atom densities (typically less than 5 wt% or 1 at.%), which limits their …
[PDF][PDF] Methylammonium chloride induces intermediate phase stabilization for efficient perovskite solar cells
… Kim and co-workers report systematical studies with methylammonium chloride (MACl) in
formamidinium lead iodide (FAPbI3)-based perovskite thin films. The MACl addition could …
formamidinium lead iodide (FAPbI3)-based perovskite thin films. The MACl addition could …
Observation of reactor electron antineutrinos disappearance in the RENO experiment
The RENO experiment has observed the disappearance of reactor electron antineutrinos,
consistent with neutrino oscillations, with a significance of 4.9 standard deviations. …
consistent with neutrino oscillations, with a significance of 4.9 standard deviations. …
Pseudo-halide anion engineering for α-FAPbI3 perovskite solar cells
Metal halide perovskites of the general formula ABX 3 —where A is a monovalent cation such
as caesium, methylammonium or formamidinium; B is divalent lead, tin or germanium; and …
as caesium, methylammonium or formamidinium; B is divalent lead, tin or germanium; and …
High-efficiency perovskite solar cells
… Jin Young Kim Jin Young Kim … (119,120) Kim et al. fabricated highly preferred-oriented and
enlarged perovskite grains by pressure-induced crystallization with low-angle GBs, which led …
enlarged perovskite grains by pressure-induced crystallization with low-angle GBs, which led …
Conformal quantum dot–SnO2 layers as electron transporters for efficient perovskite solar cells
Improvements to perovskite solar cells (PSCs) have focused on increasing their power
conversion efficiency (PCE) and operational stability and maintaining high performance upon …
conversion efficiency (PCE) and operational stability and maintaining high performance upon …
