Results 141 to 150 of about 485,760 (336)

Unlocking Spin Dynamics: Spin‐Orbit Coupling Driven Spin State Interconversion in Carbazole‐Containing TADF Emitters

open access: yesAdvanced Optical Materials, EarlyView.
This study explores overlapping charge transport mechanisms in TADF materials and identifies spin‐orbit coupling as the dominant mechanism for triplet‐to‐singlet transition in carbazole‐based cyanoarene emitters. Computational investigations reveal a second spin‐orbit‐coupling‐mediated reverse intersystem crossing pathway, significantly enhancing the ...
Annika Morgenstern   +13 more
wiley   +1 more source

Design of a Multiple Band Vehicle-Mounted Antenna

open access: yesInternational Journal of Antennas and Propagation, 2019
This paper designs a vertically polarized, horizontal, omnidirectional vehicle antenna for the mobile communication band, covering the available frequency bands of the wireless sensor network and 5G.
Yong Cheng, Jing Lu, Can Wang
doaj   +1 more source

Optical and UV spectroscopy of blue horizontal branch stars in globular cluster NGC 6752 [PDF]

open access: bronze, 1986
V. Caloi   +6 more
openalex   +1 more source

Beam Combining of a Tunable Tilted Quantum Cascade Laser Array

open access: yesAdvanced Photonics Research, EarlyView.
The four‐channel tilted waveguide with varying angles in the quantum cascade laser array, achieving a free tuning range of 100 nm and common‐aperture output simultaneously, is reported. The fabrication eliminates the necessity of electron‐beam lithography and is very promising for mass production in gas sensing industry.
Fan Ye   +7 more
wiley   +1 more source

AstroSat View of the Neutron Star Low-mass X-Ray Binary GX 5-1

open access: yesThe Astrophysical Journal
We present the spectral and timing study of the bright neutron star low-mass X-ray binary GX 5-1 using AstroSat/Large Area X-ray Proportional Counter (LAXPC) and Soft X-ray Telescope observations conducted in 2018.
V. P. Shyam Prakash, Vivek K. Agrawal
doaj   +1 more source

Strong Resonant Enhancement in Polarization Anisotropy in Third Harmonic Generation from MoS2 Disks with Subtle Structural Ellipticity

open access: yesAdvanced Photonics Research, EarlyView.
Strong resonant amplification in polarization anisotropy in third harmonic generation (THG) response from isolated MoS2 disks with small structural ellipticity introduced during fabrication is reported. This is attributed to the high refractive index of the MoS2 disk that supports characteristic anapole resonances combined with the cubic dependence of ...
Asish Prosad   +3 more
wiley   +1 more source

Vision‐Assisted Avocado Harvesting with Aerial Bimanual Manipulation

open access: yesAdvanced Robotics Research, EarlyView.
This work outlines the design and implementation of a bimanual aerial robot that employs visual perception and learning to detect, reach, and harvest avocados. A new gripper and fixer arm assembly is used to harvest avocados, while visual perception enables the detection of avocados and estimation of their position and orientation for determining ...
Zhichao Liu   +3 more
wiley   +1 more source

Flexible Sensor‐Based Human–Machine Interfaces with AI Integration for Medical Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review explores how flexible sensing technology and artificial intelligence (AI) significantly enhance human–machine interfaces in medical robotics. It highlights key sensing mechanisms, AI‐driven advancements, and applications in prosthetics, exoskeletons, and surgical robotics.
Yuxiao Wang   +5 more
wiley   +1 more source

Resource-Efficient Acoustic Full-Waveform Inversion via Dual-Branch Physics-Informed RNN with Scale Decomposition

open access: yesApplied Sciences
Full-waveform velocity inversion has long been a primary focus in seismic exploration. Full-waveform inversion techniques employing physics-informed recurrent neural networks (PIRNNs) have recently gained significant scholarly attention.
Cai Lu   +5 more
doaj   +1 more source

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