Results 131 to 140 of about 11,677,665 (300)

Organic Materials of Tomorrow: Horizons of Artificial Intelligence

open access: yesAdvanced Materials, EarlyView.
This review examines machine learning techniques accelerating the discovery of organic semiconductors by linking molecular structure to properties. Key methods include graph neural networks, generative models, and active learning. Applications to organic photovoltaics demonstrate practical impact.
Harold Mena   +3 more
wiley   +1 more source

Gyro Drift Calibration Method Based on Free Double-Position Ground Self-Alignment for SIMS

open access: yes, 2011
The gyro drift is a crucial factor for initial orientation error and measurement error of SIMS (Strapdown Inertial Measurement System). Accurate ground calibration of gyro drift is an important way to reduce errors of alignment and inertial measurement ...
Mai Ying Zhong   +3 more
core   +1 more source

Measuring the Hall Effect in Hysteretic Materials

open access: yesAdvanced Materials, EarlyView.
The authors highlight common pitfalls in measuring the Hall effect: in hysteretic magnets, improper data processing can create signals that look exotic but are not real. This Perspective explains the origin of these artifacts and presents practical measurement strategies that help researchers identify reliable Hall responses in complex magnetic ...
Jaime M. Moya   +6 more
wiley   +1 more source

Newton Sims to James C. Furman

open access: yes, 1870
A two page letter from Newton Sims to James C ...
Sims, Newton
core  

Rethinking Charge Transport and Recombination in Donor‐Diluted Organic Solar Cells

open access: yesAdvanced Materials, EarlyView.
Organic solar cells with 1–45% PM6 content in Y12 were studied to link structure and charge dynamics to performance. The conductivity follows a 3D percolation model without a sharp threshold. Donor dilution preserves the photogeneration yield, but limits the fill factor due to transport resistance losses.
Chen Wang   +14 more
wiley   +1 more source

Newton Sims on Victoria Creek (New Helena), Custer County, Nebraska

open access: yes, 1886
Photographer's annotation: 'House built by J. Merchant first in creek. Had underground passage dug to spring so if attacked by Indians could not be cut off from water supply, 1886.' Denise and Daryl Andersen identify the family as Issac Newton Sims, his ...
Solomon D. Butcher
core  

Generating Unconventional Spin‐Orbit Torques With Patterned Phase Gradients in Tungsten Thin Films

open access: yesAdvanced Materials, EarlyView.
ABSTRACT A key aim in spintronics is to achieve current‐induced magnetization switching via spin‐orbit torques without external magnetic fields. For this, the focus of recent work has been on introducing controlled lateral gradients across ferromagnet/heavy‐metal devices, giving variations in thickness, composition, or interface quality.
Lauren J. Riddiford   +9 more
wiley   +1 more source

Replication data for: Revisions in Utilization-Adjusted TFP and Robust Identification of News Shocks

open access: yes
Replication files to accompany "Revisions in Utilization-Adjusted TFP and Robust Identification of News Shocks." Kurmann, André, and Sims, Eric, (2021) “Revisions in Utilization-Adjusted TFP and Robust Identification of News Shocks.” Review of Economics
Sims, Eric, Kurmann, Andre
core   +1 more source

Unveiling Exsolution‐Induced Giant Electronic and Magnetic Property Changes in Non‐Stoichiometric Titanate Perovskite Thin Films

open access: yesAdvanced Materials, EarlyView.
A giant insulator to metal transition and emergent superparamagnetism are revealed by nanoparticle exsolution in non‐stoichiometric titanate perovskite thin films. By combining transport, synchrotron spectroscopy, and first‐principles calculations, this work reveals how defect reconfiguration and lattice reconstruction fundamentally reshape electronic ...
Sungil Kim   +11 more
wiley   +1 more source

Large‐Scale Determination of Frontier Orbital Energies of Disordered Small‐Molecule Organic Semiconductors Using Exciplex Emission Spectra

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Accurately knowing the frontier orbital energies of the structurally disordered small‐molecule organic semiconductors that are used in optoelectronic devices such as organic light‐emitting diodes is required to rationally improve their performance. Here, we show that these energies can be deduced with a large accuracy from the peak energies of
Christian B. McDonald   +7 more
wiley   +1 more source

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