Results 121 to 130 of about 881,350 (316)

Modeling and Analysis of Power Processing Systems (MAPPS). Volume 1: Technical report [PDF]

open access: yes
Computer aided design and analysis techniques were applied to power processing equipment. Topics covered include: (1) discrete time domain analysis of switching regulators for performance analysis; (2) design optimization of power converters using ...
Carter, R. A.   +5 more
core   +1 more source

Electrically Tunable On‐Chip Topological Photonics with Integrated Carbon Nanotubes

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates electrically tunable on‐chip topological THz devices by integrating 2D carbon nanotube (CNT) sheets with valley‐Hall photonic crystals, enabling broadband transmission modulation (71% modulation depth) and tunable narrowband filtering (0.54 GHz shift) through electrically induced thermal tuning. This advancement paves the way for
Jifan Yin   +7 more
wiley   +1 more source

Peptide Sequencing With Single Acid Resolution Using a Sub‐Nanometer Diameter Pore

open access: yesAdvanced Functional Materials, EarlyView.
To sequence a single molecule of Aβ1−42–sodium dodecyl sulfate (SDS), the aggregate is forced through a sub‐nanopore 0.4 nm in diameter spanning a 4.0 nm thick membrane. The figure is a visual molecular dynamics (VMD) snapshot depicting the translocation of Aβ1−42–SDS through the pore; only the peptide, the SDS, the Na+ (yellow/green) and Cl− (cyan ...
Apurba Paul   +8 more
wiley   +1 more source

Green Micromobility-Based Last-Mile Logistics from Small-Scale Urban Food Producers

open access: yesSystems
The growing demand for sustainable urban logistics highlights the need for innovative, low-emission delivery solutions, particularly in the context of small-scale urban food producers.
Ágota Bányai   +2 more
doaj   +1 more source

Mathematical optimization in classification and regression trees. [PDF]

open access: yesTop (Berl), 2021
Carrizosa E   +2 more
europepmc   +1 more source

In Situ Study of Resistive Switching in a Nitride‐Based Memristive Device

open access: yesAdvanced Functional Materials, EarlyView.
In situ TEM biasing experiment demonstrates the volatile I‐V characteristic of MIM lamella device. In situ STEM‐EELS Ti L2/L3 ratio maps provide direct evidence of the oxygen vacancies migrations under positive/negative electrical bias, which is critical for revealing the RS mechanism for the MIM lamella device.
Di Zhang   +19 more
wiley   +1 more source

On Anisotropic Variational Model for SAR Image Despeckling

open access: yesJournal of Optimization, Differential Equations and Their Applications
Mostly motivated by practical applications especially in the field of satellite remote sensing of agricultural territories, we develop a novel approach to SAR image despeckling based on minimization of a special anisotropic energy functional.
Natalya Ivanchuk, Peter Kogut
doaj   +1 more source

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