Results 131 to 140 of about 3,858 (229)

Tunable Terahertz Generation in Dispersion‐Engineered ZnTe Waveguides

open access: yesLaser &Photonics Reviews, EarlyView.
A dispersion‐engineered Zinc Telluride (ZnTe) slab waveguide platform enables tunable and efficient guided‐wave terahertz (THz) generation through modal phase matching. By tailoring the optical and THz modal dispersion, coherent THz emission is achieved across 0.1–3 THz.
Arun Jana   +5 more
wiley   +1 more source

Parallel Multi‐Target Detection for Quantum LiDAR

open access: yesLaser &Photonics Reviews, EarlyView.
Parallel multi‐target detection is achieved in quantum LiDAR with a single‐pixel quantum readout. Direction and distance information are extracted together, allowing multiple objects to be distinguished under noisy low‐light conditions and pointing to a new strategy for scan‐free quantum remote sensing.
Junyeop Kim   +4 more
wiley   +1 more source

Parallel Vector Processing in Optical Computing With Jacobi Time‐Wave Packets

open access: yesLaser &Photonics Reviews, EarlyView.
Functionality of a single neuron and state of the art photonic acceleration with a Mach‐Zehnder‐interferometer (MZI) mesh (i), a crossbar array (ii) and a micro ring resonator (MRR) array (iii). In the proposed Jacobi time‐wave packet approach (iv) a single modulator (here a ring modulator) is performing the whole scalar vector product in a single ...
Janosch Meier   +5 more
wiley   +1 more source

The Application of Terahertz Time-Domain Spectroscopy to Identification of Potato Late Blight and Fusariosis. [PDF]

open access: yesPathogens, 2021
Penkov NV   +6 more
europepmc   +1 more source

Navigating Classical and Nonclassical Realms of Nucleation and Crystallization

open access: yesSmall, EarlyView.
Classical nucleation and growth theories have long been foundational, yet recent nonclassical concepts have challenged and refined our understanding of solid‐state genesis. This paradigm shift introduced new, often ambiguous vocabulary. Here, we clarify key concepts, correct common misconceptions, and provide a terminological field guide across systems,
Stephan E. Wolf, Peter G. Vekilov
wiley   +1 more source

Contactless Detection of Giant Helicity‐Dependent Photovoltage in Chiral 2D Perovskites

open access: yesSmall, EarlyView.
A novel contactless probe—circularly polarized time‐resolved surface photovoltage spectroscopy is demonstrated to evaluate helicity‐dependent charge separation dynamics without the need for electrical contacts. Application of this novel methodology to chiral 2D perovskites reveals giant transient surface photovoltage anisotropy.
Joanna Dehnel   +4 more
wiley   +1 more source

Erratum: Integrated transmission-reflection strong-field terahertz time-domain spectroscopy. [PDF]

open access: yesiScience
Li J   +10 more
europepmc   +1 more source

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