Results 61 to 70 of about 120,676 (317)

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

Surface organization of homoepitaxial InP films grown by metalorganic vapor-phase epitaxy

open access: yes, 2012
We present a systematic study of the morphology of homoepitaxial InP films grown by metalorganic vapor-phase epitaxy which are imaged with ex situ atomic force microscopy.
Gocalinska, A.   +3 more
core   +1 more source

Microlensing masses via photon bunching [PDF]

open access: yes, 2019
In microlensing of a Galactic star by a brown dwarf or other compact object, the amplified image really consists of two unresolved images with slightly different light-travel times.
Saha, Prasenjit
core   +1 more source

Dynamic bus substitution strategy for bunching intervention

open access: yesTransportation Research Part B: Methodological, 2018
Bus headways are typically susceptible to external disturbances (e.g., due to traffic congestion, clustered passenger arrivals, and special passenger needs), which create gaps in the system that grow eventually into bunching.
A. Petit, Y. Ouyang, C. Lei
semanticscholar   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Velocity bunching of high-brightness electron beams

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2005
Velocity bunching has been recently proposed as a tool for compressing electron beam pulses in modern high brightness photoinjector sources. This tool is familiar from earlier schemes implemented for bunching dc electron sources, but presents peculiar ...
S. G. Anderson   +10 more
doaj   +1 more source

General rules for bosonic bunching in multimode interferometers

open access: yes, 2013
We perform a comprehensive set of experiments that characterize bosonic bunching of up to 3 photons in interferometers of up to 16 modes. Our experiments verify two rules that govern bosonic bunching.
Brod, D. J.   +10 more
core   +1 more source

What Drives Metal-Surface Step Bunching in Graphene Chemical Vapor Deposition?

open access: yesPhysical Review Letters, 2018
Compressive strain relaxation of a chemical vapor deposition (CVD) grown graphene overlayer has been considered to be the main driving force behind metal surface step bunching (SB) in CVD graphene growth.
D. Yi   +7 more
semanticscholar   +1 more source

Direct Laser Writing of Magnetic Micro Actuators With a Stimulus‐Responsive Compliant Hinge

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a versatile modular design strategy for adaptive 3D microactuators. Using two‐photon‐induced C,H insertion reactions within solid polymer layers, chemically distinct hinge and stimulus responsive materials are patterned in one step. The hinge's properties enable tunable motion, mechanical control, and reconfigurable actuation across
Eleonora Galli   +4 more
wiley   +1 more source

The Investigation of Bunching and No Bunching Regions of Sinusoidal Mounds

open access: yesCumhuriyet Science Journal
We studied the evolution of an initial surface which was sinusoidal mound shaped for Diffusion Limited (DL) regime. We supposed that there were two dimensional concentric circular steps on initial surface and attractive/repulsive interactions between ...
Ahmet Türker Tüzemen
doaj   +1 more source

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