Results 141 to 150 of about 4,821 (295)

Design of piecewise parabolic reflectors from their light curves

open access: yes, 2019
Design of a piecewise parabolic reflector from its light curve. Same source range, but three different geometries: convergent, divergent, mixed. (Left) Actual reflector is recovered after applying the conformal map. (Right) Light curve consists of simple
Miguel Alonso (4256563)   +1 more
core   +1 more source

Resonant Tunneling in Laser‐Dressed Double‐Barrier Nanostructures: Role of Potential Geometry

open access: yesAdvanced Physics Research, EarlyView.
A schematic illustration of laser‐dressed double‐barrier nanostructures with rectangular, parabolic, and triangular potential profiles is presented. The intense laser field modifies the effective confinement potential, leading to a shift in resonance energies.
Recep Aydın, Mehmet Batı
wiley   +1 more source

Global linear modeling of AFM indentation curves for soft samples with various indenter geometries

open access: yesNext Materials
Atomic Force Microscopy (AFM) is a critical technique for probing the mechanical properties of biological and soft materials at the nanoscale, offering high spatial resolution and sensitivity under near-physiological conditions.
Stylianos Vasileios Kontomaris   +4 more
doaj   +1 more source

Numerical and Experimental Assessment of Oxygen Distribution in a Perfusion Bioreactor to Mimic the Osteochondral Niche

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Oxygen supply is a critical parameter in 3D cell cultivation using bioreactors. Since bioreactor designs often prioritise practical constraints, understanding the oxygen supply dynamics of the media is crucial for achieving either uniform or spatially controlled oxygen delivery.
Franziska Alt   +4 more
wiley   +1 more source

Additive Manufacturing Based Polymer Compounded Refractive Lenses for X-Ray Focusing at Synchrotron Light Sources

open access: yesPhotonics
Additive manufacturing offers a promising route to low-cost, rapidly deployable X-ray focusing optics with geometries that are difficult to realize by conventional machining.
Boyong Wang   +6 more
doaj   +1 more source

Pathwise Geometry of Parabolic Flows

open access: yes
This paper explores the pathwise geometric properties of solutions to parabolic flows, particularly those driven by stochastic noise. Traditional studies of parabolic partial differential equations often focus on properties of expectations or ensemble averages. However, in many physical and mathematical contexts, the behavior of individual sample paths
Revista, Zen, MATH, 10
openaire   +2 more sources

Shedding Light on Synthetic Autocatalysis: From Conventional Closed‐Shell Chemistries to Overlooked Open‐Shell Occurrences

open access: yesChemistry – A European Journal, EarlyView.
Why add another catalyst when the product itself holds the power to catalyze its own formation? Autocatalysis in synthetic chemistry enhances reaction efficiency and uncovers novel catalytic behavior across both closed‐shell and open‐shell systems, expanding reactivity and enabling innovative design strategies.
Jaspreet Kaur, Joshua P. Barham
wiley   +1 more source

Equivariant first order differential operators for parabolic geometries

open access: yes, 2003
Let G be a real semisimple Lie group, P a parabolic subgroup, V and W irreducible representations of P, G × p V and G × p W the associated homogeneous vector bundles.
Johnson, Kenneth D.   +5 more
core   +1 more source

Antisolvent crystallization of lithium hydroxide monohydrate: Significant factors and kinetics analysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Crystallization is the final stage in lithium hydroxide monohydrate (LiOH · H2O) production, and antisolvent crystallization offers a lower‐energy route compared with evaporative methods. In this study, we investigated bench‐scale ethanol‐based antisolvent crystallization of LiOH · H2O, and identified the significant impact parameter via a ...
Chentao He, Liuyin Xia
wiley   +1 more source

Principal prolongations and geometries modeled on homogeneous spaces [PDF]

open access: yes, 1996
summary:We discuss frame bundles and canonical forms for geometries modeled on homogeneous spaces. Our aim is to introduce a geometric picture based on the non-holonomic jet bundles and principal prolongations as introduced in [Kolář, 71].
Slovák, Jan
core  

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