Results 81 to 90 of about 3,415,330 (329)

Fourier-Mukai transforms and stability conditions on abelian threefolds [PDF]

open access: yes, 2014
Construction of Bridgeland stability conditions on a given Calabi-Yau threefold is an important problem and this thesis realizes the rst known examples of such stability conditions.
Piyaratne, Hathurusinghege Dulip Bandara
core   +3 more sources

Assessing Landscape Fragmentation Dynamics with Fourier Transforms

open access: yesJournal of Landscape Ecology
Quantifying landscape fragmentation is crucial for understanding its impact on biodiversity. Within landscape ecology, there is an ongoing effort to create metrics that systematically characterize landscape patterns and predict their effects on various ...
Rahimi Ehsan, Dong Pinliang
doaj   +1 more source

Calculation of Fourier-Galois transforms in reduced binary number systems [PDF]

open access: yesКомпьютерная оптика, 2018
The paper proposes a new method for calculating Fourier-Galois transforms (number-theoretical transforms), which are a modular analog of the discrete Fourier transform.
Vladimir Chernov
doaj   +1 more source

Computing the fast Fourier transform on SIMD microprocessors [PDF]

open access: yes, 2012
This thesis describes how to compute the fast Fourier transform (FFT) of a power-of-two length signal on single-instruction, multiple-data (SIMD) microprocessors faster than or very close to the speed of state of the art libraries such as FFTW (“Fastest ...
Blake, Anthony Martin
core  

Controlling Grain Growth in Powder Bed Fusion of Yttria‐Stabilized Zirconia Using Femtosecond Lasers: Challenges and Methodological Insights

open access: yesAdvanced Engineering Materials, EarlyView.
Binder‐free laser powder bed fusion of 8YSZ with a femtosecond laser is used to map process windows linking scan strategy, heat accumulation, and grain growth. Time‐resolved thermography and simulations reveal thermal regimes that enable continuous, vitrified, and fine‐grained 8YSZ surface layers without absorptive additives and demonstrate ...
Markus Kühn   +5 more
wiley   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

Fractional Transforms in Optical Information Processing [PDF]

open access: yes, 2005
We review the progress achieved in optical information processing during the last decade by applying fractional linear integral transforms. The fractional Fourier transform and its applications for phase retrieval, beam characterization, space-variant ...
Alieva Krasheninnikova, Tatiana   +9 more
core   +2 more sources

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Parametric Fourier and Mellin transforms of power-constructible functions

open access: yesForum of Mathematics, Sigma
We enrich the class of power-constructible functions, introduced in [CCRS23], to a class $\mathcal {C}^{\mathcal {M,F}}$ of algebras of functions which contains all complex powers of subanalytic functions and their parametric Mellin and Fourier ...
Raf Cluckers   +2 more
doaj   +1 more source

Fourier-Mukai transforms [PDF]

open access: yes, 2007
Suggestions by many people incorporated (see the acknowledgement at the end of the introduction)
Hille, Lutz, Bergh, Michel Van den
openaire   +2 more sources

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