Results 91 to 100 of about 5,294,575 (342)

Stochastic Feedback Control of Systems with Unknown Nonlinear Dynamics

open access: yes, 2017
This paper studies the stochastic optimal control problem for systems with unknown dynamics. First, an open-loop deterministic trajectory optimization problem is solved without knowing the explicit form of the dynamical system.
Chakravorty, Suman   +2 more
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Enhancing Resilience Level of Power Distribution Systems Using Proactive Operational Actions

open access: yesIEEE Access, 2019
Growing widespread outages in power systems caused by natural disasters have highlighted the necessity of applying defensive approaches with the goal of prompt service restoration.
Babak Taheri   +3 more
doaj   +1 more source

Optimizing solar cooling systems

open access: yesCase Studies in Thermal Engineering, 2020
This papers discusses solar powered absorption cycle performance by simulating different component temperatures. The main components that were investigated included a generator, condenser, absorber and evaporator. The COP was optimized against the generator temperature while varying the other temperatures one at a time.
openaire   +4 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Application-oriented analysis of nonlinear water waves via analytical and neural network approaches; Oceanography Advances

open access: yesAIMS Mathematics
The fifth-order nonlinear water wave equation was explored in this and its utility in oceanography and its continued establishment was highlighted. Lie symmetry theory was applied to the nonlinear model, and the corresponding infinitesimal generators ...
Hassan Almusawa   +2 more
doaj   +1 more source

Optimum Sizing of Photovoltaic and Energy Storage Systems for Powering Green Base Stations in Cellular Networks [PDF]

open access: gold, 2021
Mahshid Javidsharifi   +5 more
openalex   +1 more source

Analysis of dynamic system optimum and externalities with departure time choice [PDF]

open access: yes, 2006
This paper aims to analyse the dynamic system optimal assignment with departure time choice, which is an important, yet underdeveloped area. The main contribution of this paper is the necessary conditions and the sensitivity analysis for dynamic system
Chow, A.H.F.
core  

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

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