Results 81 to 90 of about 70,439 (268)

Sacrificial‐Layer‐Assisted Heat‐Affected‐Zone Suppression in Laser Patterning of PET for High‐Performance Flexible Devices

open access: yesAdvanced Functional Materials, EarlyView.
A removable sacrificial polymer layer engineers the thermal boundary condition during nanosecond laser ablation of PET, suppressing heat‐affected‐zone formation without relying on costly ultrafast lasers. This strategy enables deep, high‐aspect‐ratio trenches with no detectable heat‐affected zone, templating silver‐filled mesh electrodes with record ...
Mehdi Zarei   +3 more
wiley   +1 more source

Drop‐on‐Demand Printed Negative Dielectric Anisotropy Liquid Crystal Droplets for Adaptive Complex Beam Manipulation and Assessment

open access: yesAdvanced Functional Materials, EarlyView.
Printed negative‐dielectric‐anisotropy liquid‐crystal droplets enable multidimensional full‐vectorial optical‐field sensing across polarization, phase, and wavelength, while also generating tunable skyrmionic‐like complex optical fields. ABSTRACT Adaptive manipulation of vectorial optical fields is important for optical metrology, imaging, and ...
Jinge Guo   +14 more
wiley   +1 more source

The Meixner–Pollaczek polynomials and a system of orthogonal polynomials in a strip

open access: yesJournal of Computational and Applied Mathematics, 2004
Two systems of polynomials \(\{\tau_n\}\) and \(\{\sigma_n\}\) which satisfy the recursion relations \[ \tau_{n+1}(z)=z\tau_n(z)-n^2\tau_{n-1}(z), \quad n\geq0, \qquad \tau_{-1}=0, \;\tau_0=1 \] and \[ \sigma_{n+1}(z)=z\sigma_n(z)-n(n-1)\sigma_{n-1}(z), \quad n\geq0, \qquad \sigma_{-1}=0, \;\sigma_0=1, \] respectively, are under consideration in the ...
openaire   +2 more sources

Intelligent Orthopedics: Machine Learning in Diagnosis of Bone Disease, Implants, and Bone Health Monitoring

open access: yesAdvanced Healthcare Materials, EarlyView.
Efficient recovery from traumatic or degenerative diseases is a great challenge, even after all the advancements in bone and cartilage regeneration. Machine learning (ML) algorithms have presented opportunities to enhance these aspects by accurately analyzing imaging data.
Maryam Kamaei   +9 more
wiley   +1 more source

Universal Conductance Fluctuations in Quantum Anomalous Hall Insulators

open access: yesAdvanced Materials, EarlyView.
Universal conductance fluctuations are observed in mesoscopic quantum anomalous Hall insulators. Two distinct fluctuation patterns are identified, arising from different interference processes of bulk and chiral edge states, respectively. These findings unveil rich quantum interference phenomena in quantum anomalous Hall insulators and provide insights
Peng Deng   +11 more
wiley   +1 more source

On Locally Invertible Systems of Polynomials

open access: yesJournal of Algebra, 1994
Let \(K\) be a commutative integral domain, \(K^*\) its group of units and \(F = (F_ 1, \dots, F_ n) \in K[X]^ n\), \(X = (X_ 1, \dots, X_ n)\). \(F\) is called locally invertible if for every point \(a \in K^ n\) the system of polynomials \(F_ a (X) : = F(X + a) - F(a)\) has a formal inverse, i.e. there exists \(G_ a \in K [[X]]^ n\) such that \(F_ a \
openaire   +2 more sources

Resistance to Overdoping Allows Over 2000 S cm−1 Conductivity in P(g3BTTT) With Anion‐Exchange Doping

open access: yesAdvanced Materials, EarlyView.
Anion‐exchange doping of conjugated polymers is an effective way to achieve high conductivities. Here, we report over 2000 S cm−1 electrical conductivity for doped P(g3BTTT). In addition, we show that P(g3BTTT) sustains exceptionally high doping levels without any drop in the charge mobility.
Basil Hunger   +14 more
wiley   +1 more source

Zero distribution of polynomials and polynomial systems

open access: yes, 2015
The new framework of random polynomials developed by R. Pemantle, I. Rivin and the late O. Schramm has been studied in this thesis. The strong Pemantle-Rivin conjecture asks whether for random polynomials with independent and identically distributed zeros with a common probability distribution μon the complex plane, the empirical measures of their ...
openaire   +2 more sources

ON THE SPECIFICATION FOR SOLVERS OF POLYNOMIAL SYSTEMS [PDF]

open access: yesComputer Mathematics, 2001
In this paper, the main different methods for solving polynomial systems (\Gr es, triangular sets,~\ldots) are compared on an example coming from geometry. It is shown that these methods may be combined for automatically studying the number of admissible real solutions of a polynomial system depending on parameters; this study provides as output a ...
openaire   +2 more sources

Centers of planar polynomial systems. A review

open access: yesLe Matematiche, 1998
See directly the article.
Roberto Conti
doaj  

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