Results 201 to 210 of about 653,194 (341)

Solar Activity [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1932
openaire   +1 more source

Solar Activity and Regional Climate [PDF]

open access: bronze, 2001
M. G. Ogurtsov   +4 more
openalex   +1 more source

High‐Rate FA‐Based Co‐Evaporated Perovskites: Understanding Rate Limitations and Practical Considerations to Overcome Their Impact

open access: yesAdvanced Functional Materials, EarlyView.
Vacuum‐based deposition is promising for perovskite solar cells to be successfully commercialized. However, co‐evaporation, the most common vapor phase deposition technique, suffers from very low deposition rates. In this work, we reveal that high deposition rates can lead to carbon flakes depositing into the perovskite absorber layers due to material ...
Thomas Feeney   +13 more
wiley   +1 more source

Solar Activity [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1946
openaire   +1 more source

Evidence of Synchronization between Solar Activity and Agricultural Performance in Germany [PDF]

open access: gold
Pablo Sierra-Fugeredo   +2 more
openalex   +1 more source

Unveiling Aggregation‐Induced Singlet Fission in Push–Pull Diketopyrrolopyrrole Water Dispersed Nanoaggregates and Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Aggregates of diketopyrrolopyrrole dipolar and quadrupolar systems exhibit panchromatic absorption spectra extending in the entire visible range. Upon aggregation in water and in the solid state, their fluorescence is almost completely quenched and their singlet excited state lifetime is significantly shortened.
Roberto Cantoni   +10 more
wiley   +1 more source

Long-term Solar Activity Studies using Microwave Imaging Observations and Prediction for Cycle 25. [PDF]

open access: yesJ Atmos Sol Terr Phys, 2018
Gopalswamy N   +3 more
europepmc   +1 more source

Electrochemical Formation of BiVO4/BiPO4 Photoanodes for Enhanced Selectivity toward H2O2 Generation

open access: yesAdvanced Functional Materials, EarlyView.
In acidic KPi, V dissolves from the BiVO4 lattice, while adsorbed phosphate reacts with the electrode under an external bias, forming a BiPO4 surface layer. This BiPO4 layer exhibits stronger bicarbonate adsorption, redirecting the water oxidation pathway toward two‐electron H2O2 production.
Kaijian Zhu   +12 more
wiley   +1 more source

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