Results 51 to 60 of about 256,970 (318)

A Mathematically Comprehensive Theory of the Physical Observer

open access: yes, 2021
The observer has so far avoided comprehensive integration into the formalism of physics, even if observer related effects were found to be indissociable from quantum mechanics almost a century ago. Here, we report a theory of the observer that we believe is comprehensive.
openaire   +1 more source

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

Deterministic Browser

open access: yes, 2017
Timing attacks have been a continuous threat to users' privacy in modern browsers. To mitigate such attacks, existing approaches, such as Tor Browser and Fermata, add jitters to the browser clock so that an attacker cannot accurately measure an event ...
Cao, Yinzhi   +3 more
core   +1 more source

The neutrino charge radius as a physical observable [PDF]

open access: yesNuclear Physics B, 2004
We present a method which allows, at least in principle, the direct extraction of the gauge-invariant and process-independent neutrino charge radius (NCR) from experiments. Under special kinematic conditions, the judicious combination of neutrino and anti-neutrino forward differential cross-sections allows the exclusion of all target-dependent ...
Bernabeu Alberola, José   +2 more
openaire   +4 more sources

Information-Theoretic Models for Physical Observables

open access: yesEntropy, 2023
This work addresses J.A. Wheeler’s critical idea that all things physical are information-theoretic in origin. In this paper, we introduce a novel mathematical framework based on information geometry, using the Fisher information metric as a particular Riemannian metric, defined in the parameter space of a smooth statistical manifold of normal ...
D. Bernal-Casas, J. M. Oller
openaire   +4 more sources

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

Cosmology and Hilbert's sixth problem [PDF]

open access: yesSerbian Astronomical Journal, 2020
There have been tantalizing indications from many quarters of physical cosmology that we are living in the multiverse - a huge set of cosmological domains ("universes").
Ćirković Milan M.
doaj   +1 more source

Radial fall of a test particle onto an evaporating black hole [PDF]

open access: yes, 2005
A test particle falling into a classical black hole crosses the event horizon and ends up in the singularity within finite eigentime. In the `more realistic' case of a `classical' evaporating black hole, an observer falling onto a black hole observes a ...
Andreas Aste   +4 more
core   +3 more sources

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

DERIVATION OF THE LORENTZ-EINSTEIN TRANSFORMATION VIA ONE OBSERVER

open access: yesJournal of Engineering, 2010
Lorentz-Einstein transformation derived by Einstein in his theory of special relativity. Physical laws and principles are invariant in all Galilean reference frames under this transformation.
O.M. AL-Kazalchi, Faiz T. Omara
doaj   +1 more source

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