Results 61 to 70 of about 6,265,192 (292)

Manifestations of Projection-Induced Memory: General Theory and the Tilted Single File

open access: yesFrontiers in Physics, 2019
Over the years the field of non-Markovian stochastic processes and anomalous diffusion evolved from a specialized topic to mainstream theory, which transgressed the realms of physics to chemistry, biology and ecology. Numerous phenomenological approaches
Alessio Lapolla, Aljaž Godec
doaj   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

A PROOF OF THE DISCRETENESS OF THE BOSONIC MEMBRANE SPECTRUM // UNA PRUEBA DE LA DISCRETITUD DEL ESPECTRO DE LA MEMBRANA BOSÓNICA ABIERTA

open access: yesPublicaciones en Ciencias y Tecnología, 2013
Using an spectral theorem for Schrödinger like equations, we present a proof of the discreteness of the spectrum for bosonic membrane in a .at minkowski space.
Rafael Torrealba Suárez
doaj  

Infinite-dimensional Lie Algebras, Representations, Hermitian Duality and the Operators of Stochastic Calculus

open access: yesAxioms, 2016
We study densely defined unbounded operators acting between different Hilbert spaces. For these, we introduce a notion of symmetric (closable) pairs of operators.
Palle Jorgensen, Feng Tian
doaj   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Spectral Theory for Bounded Operators on Hilbert Space

open access: yes, 2013
This thesis is an exposition of spectral theory for bounded operators on Hilbert space. Detailed proofs are given for the functional calculus, the multiplication operator, and the projection-valued measure versions of the spectral theorem for self ...
Stephen, Matthew A.
core  

An introduction to the distorted Fourier transform

open access: yesAdvanced Nonlinear Studies
This article is intended as an introduction to the distorted Fourier transform associated with a Schrödinger operator on the line or the half-line. This versatile tool has seen numerous applications in nonlinear PDE in recent years.
Ko Haram, Schlag Wilhelm
doaj   +1 more source

On the Holographic Spectral Effects of Time-Interval Subdivisions

open access: yesQuantum Reports
Drawing on formal parallels between scalar diffraction theory and quantum mechanics, it is demonstrated that quantum wavefunction propagation requires a holographic model of time.
Sky Nelson-Isaacs
doaj   +1 more source

An Abstract Linking Theorem Applied to Indefinite Problems Via Spectral Properties

open access: yesAdvanced Nonlinear Studies, 2019
An abstract linking result for Cerami sequences is proved without the Cerami condition. It is applied directly in order to prove the existence of critical points for a class of indefinite problems in infinite-dimensional Hilbert Spaces.
Maia Liliane A., Soares Mayra
doaj   +1 more source

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