Results 71 to 80 of about 14,780,830 (367)

Free-space-coupled wavelength-scale disk resonators

open access: yesNanophotonics, 2022
Optical microresonators with low quality factor (Q$Q$) can be efficiently excited by and scatter freely propagating optical waves, but those with high Q$Q$ typically cannot.
Mirzapourbeinekalaye Babak   +4 more
doaj   +1 more source

Scale relativity and fractal space-time: theory and applications

open access: yes, 2008
In the first part of this contribution, we review the development of the theory of scale relativity and its geometric framework constructed in terms of a fractal and nondifferentiable continuous space-time.
A. Carpinteri   +62 more
core   +2 more sources

No-Scale Solution to Little Hierarchy [PDF]

open access: yes, 2007
We show that the little hierarchy problem can be solved in the no-scale supergravity framework. In this model the supersymmetry breaking scale is generated when the electroweak symmetry breaking condition is satisfied and therefore, unlike usual ...
Accomando   +67 more
core   +4 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

Scale Development for Environmental Perception of Public Space

open access: yesFrontiers in Psychology, 2020
We developed a psychometric scale for measuring the subjective environmental perception of public spaces. In the scale development process, we started with an initial pool of 85 items identified from the literature that were related to environmental ...
Robbie Ho, Wing Tung Au
doaj   +1 more source

Conceptual Design and Demonstration of Space Scale for Measuring Mass in Microgravity Environment [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
In this study, a new idea for developing a space scale for measuring mass in a microgravity environment was proposed by using the inertial force properties of an object to measure its mass.
Youn-Kyu Kim   +3 more
doaj   +1 more source

Insights into pegRNA design from editing of the cardiomyopathy‐associated phospholamban R14del mutation

open access: yesFEBS Letters, EarlyView.
This study reveals how prime editing guide RNA (pegRNA) secondary structure and reverse transcriptase template length affect prime editing efficiency in correcting the phospholamban R14del cardiomyopathy‐associated mutation. Insights support the design of structurally optimized enhanced pegRNAs for precise gene therapy.
Bing Yao   +7 more
wiley   +1 more source

Research on Leak Detection of Low-Pressure Gas Pipelines in Buildings Based on Improved Variational Mode Decomposition and Robust Kalman Filtering

open access: yesSensors
Aiming at the complex characteristics of negative pressure waves in low-pressure pipelines inside of buildings, we proposed an estimation method of pressure fluctuation trends based on the robust Kalman filter and the improved VMD, which can be used for ...
Wenfeng Lin, Xinghao Tian
doaj   +1 more source

Modulated Scale-free Network in the Euclidean Space

open access: yes, 2002
A random network is grown by introducing at unit rate randomly selected nodes on the Euclidean space. A node is randomly connected to its $i$-th predecessor of degree $k_i$ with a directed link of length $\ell$ using a probability proportional to $k_i ...
A.-L. Barabási   +21 more
core   +1 more source

A Scale-Space Medialness Transform Based on Boundary Concordance Voting [PDF]

open access: yes, 1999
The Concordance-based Medial Axis Transform (CMAT) presented in this paper is a multiscale medial axis (MMA) algorithm that computes the medial response from grey-level boundary measures.
Pycock, David, Xu, Ming
core   +1 more source

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