Results 131 to 140 of about 12,703,457 (252)

Metasurface‐Based Multidimensional Light‐Field Manipulation: From Technologies to Applications

open access: yesAdvanced Science, EarlyView.
Multidimensional metasurfaces enable versatile manipulation of multiple optical degrees of freedom, including phase, amplitude, polarization, wavelength, and orbital angular momentum. This review summarizes their fundamental mechanisms, emerging strategies for multidimensional light‐field control, and key applications in optical computing, imaging ...
Heliang Yin   +6 more
wiley   +1 more source

Steric‐Pressure‐Driven Topological Reconstruction for High‐Performance Zintl Phase Thermoelectrics with Machine‐Learning Validation

open access: yesAdvanced Science, EarlyView.
Synergistic Sr and Ag co‐doping drives steric‐pressure‐induced reconstruction from a 2D layered structure to a cross‐linked 3D framework in the Ca9‐xSrxZn4+y‐zAgzSb9 system, enhancing carrier mobility while maintaining a large Seebeck coefficient and doubling ZT to 0.73 at 873 K, with hybrid transfer machine learning further capturing the compositional
Siyeon Kim   +7 more
wiley   +1 more source

On the Non-Trivial Simplification of the Quotient $\frac{\pi^2}{\pi}$ and Its Deep Implications for Modern Mathematics, Theoretical Physics, Computational Number Theory, Algebraic Topology, Differential Geometry, Category Theory, and the General Understanding of the Universe: A Comprehensive, Exhaustive, and Definitive Treatment with Historical, Philosophical, and Epistemological Considerations Regarding the Nature of Mathematical Truth Itself

open access: yes
In this landmark paper, we undertake what is perhaps the most comprehensive, rigorous, and exhaustive investigation ever attempted in the history of mathematical literature regarding the simplification of the expression $\frac{\pi^2}{\pi}$. Through a meticulous application of the fundamental laws of exponentiation, the axioms of real analysis, the ...
openaire   +2 more sources

Mathematics CBCS-General Question Paper-2018

open access: yes, 2018
Mathematics CBCS-General Question ...
Vidyasagar University
core  

Updatable Closed‐Form Evaluation of Arbitrarily Complex Multiport Network Connections

open access: yesAdvanced Electronic Materials, EarlyView.
The inverse design of electrically large wave devices often uses reduced‐order multiport models with discrete optimization, requiring many evaluations of complex interconnections between subsystems that differ only in a few blocks. This paper introduces a closed‐form framework enabling efficient Woodbury low‐rank updates of related, previous ...
Hugo Prod'homme, Philipp del Hougne
wiley   +1 more source

Exploiting Temperature Effects for Robust Control and Reference Circuits Using Thin‐Film Contact‐Controlled Transistors

open access: yesAdvanced Electronic Materials, EarlyView.
Compact circuits based on contact‐controlled transistors are well‐suited to unsupervised thermal management, sensitive temperature measurement, or temperature‐stable current references. Demonstrated on flexible microcrystalline silicon and supported by simulation, the approach does not require supply voltage regulation, remains manufacturable across ...
Eva Bestelink   +6 more
wiley   +1 more source

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