Results 51 to 60 of about 603,566 (315)

Les évidences défaites de Steven Millhauser

open access: yesMiranda: Revue Pluridisciplinaire du Monde Anglophone, 2014
From his first novel, Edwin Mullhouse (1972), to his latest collection of short stories, We Others (2011), the American writer Steven Millhauser recurrently ponders the complex relations that can be established between language, fiction and reality ...
Etienne Février
doaj   +1 more source

Coincidence invariants and higher Reidemeister traces [PDF]

open access: yes, 2015
The Lefschetz number and fixed point index can be thought of as two different descriptions of the same invariant. The Lefschetz number is algebraic and defined using homology.
Ponto, Kate
core   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

The issue of personal safety on dolomite: a probability-based evaluation with respect to single-storey residential houses

open access: yesJournal of the South African Institution of Civil Engineers, 2009
In refining the principles supporting the safe and judicious use of land, the Council for Geoscience (CGS) is researching the use of a risk-based evaluation of the influence of development density on personal safety.
H A D Kirsten   +4 more
doaj  

The Rationale of Crisis Management – On the Handling of Coincidence in Economic Situation [PDF]

open access: yesJournal of Social Science Education, 2010
The subject of this essay is too complex a problem as to cover all details in depth and, thus, draws its attention only to core aspects of the handling of coincidence leaving out sophisticated studies and analytic findings as well as detailed reference ...
Peter Bendixen
doaj  

Post-Measurement Adjustment of the Coincidence Window in Quantum Optics Experiments

open access: yesIEEE Access, 2021
We report on an electronic coincidence detection circuit for quantum photonic applications implemented on a field-programmable gate array (FPGA), which records each the time separation between detection events coming from single-photon detectors.
Jaime Carine   +6 more
doaj   +1 more source

Geometric and homotopy theoretic methods in Nielsen coincidence theory

open access: yes, 2006
In classical fixed point and coincidence theory the notion of Nielsen numbers has proved to be extremely fruitful. Here we extend it to pairs (f_1, f_2) of maps between manifolds of arbitrary dimensions. This leads to estimates of the minimum numbers MCC(
Koschorke, Ulrich
core   +4 more sources

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Dissociative photoionization of the NO molecule studied by photoelectron-photon coincidence technique

open access: yes, 2010
Low-energy photoelectron–vacuum ultraviolet (VUV) photon coincidences have been measured using synchrotron radiation excitation in the inner-valence region of the nitric oxide molecule.
A. Kivimäki   +42 more
core   +2 more sources

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