Results 71 to 80 of about 1,192,885 (178)

Soft, Degradable, and Magnetic Microcarriers for Encapsulation and Guided Transport of Drugs and 3D Spheroids

open access: yesAdvanced Materials, Volume 38, Issue 41, 22 July 2026.
This work presents soft, degradable hydrogel microcarriers that combine magnetic responsiveness with the ability to host multiple therapeutic and cellular components. Produced by droplet microfluidics, the carriers maintain structural integrity during manipulation, permit controlled breakdown under physiological conditions, and enable guided motion for
Xuan Peng   +18 more
wiley   +1 more source

Modeling with enhanced prioritized petri nets [PDF]

open access: yes, 2002
Recently, many researchers have their attention focused on interactive temporal models, like the extended finite state machines or the extended Petri net models.
Guan, SU   +3 more
core   +1 more source

Design of an Improved Think Globally Act Locally Approach for the Computation of Petri Nets Based Liveness Enforcing Supervisors of FMSs

open access: yesIEEE Access
An improved think-globally-act-locally (ITGAL) method is proposed in this paper for the computation of a liveness enforcing/deadlock prevention supervisor containing of a set control places (CPs) for a Petri net (PN) model of a flexible manufacturing ...
Murat Uzam   +3 more
doaj   +1 more source

Control of Discrete Event Systems by Means of Discrete Optimization and Disjunctive Colored PNs: Application to Manufacturing Facilities

open access: yesAbstract and Applied Analysis, 2014
Artificial intelligence methodologies, as the core of discrete control and decision support systems, have been extensively applied in the industrial production sector.
Juan-Ignacio Latorre-Biel   +4 more
doaj   +1 more source

Deterministic Petri net languages as business process specification language. [PDF]

open access: yes
Today, a wide variety of techniques have been proposed to model the process aspects of business processes. The problem, however, is that many of these are focused on providing a clear graphical representation of the models and give almost no support for ...
De Backer, Manu, Snoeck, Monique
core  

Modeling interactive memex-like applications based on self-modifiable petri nets [PDF]

open access: yes, 2004
This paper introduces an interactive Memex-like application using a self-modifiable Petri Net model – Self-modifiable Color Petri Net (SCPN). The Memex (“memory extender”) device proposed by Vannevar Bush in 1945 focused on the problems of “locating ...
Guan, SU, Liu, W
core   +1 more source

Estimation of Least-Cost Transition Firing Sequences in Labeled Petri Nets by Using Basis Reachability Graph

open access: yesIEEE Access, 2019
This paper develops an approach for solving the problem of least-cost transition firing sequences estimation in labeled Petri nets with unobservable transitions.
Hao Yue   +5 more
doaj   +1 more source

The Impact of Petri Nets on System-of-Systems Engineering [PDF]

open access: yes, 2009
The successful engineering of a large-scale system-of-systems project towards deterministic behaviour depends on integrating autonomous components using international communications standards in accordance with dynamic requirements.
SINCLAIR, KIRSTEN,MHAIRI
core  

Petri net modeling and simulation of pipelined redistributions for a deadlock-free system

open access: yesCogent Engineering, 2015
The growing use of multiprocessing systems has given rise to the necessity for modeling, verifying, and evaluating their performance in order to fully exploit hardware.
Stavros I. Souravlas, Manos Roumeliotis
doaj   +1 more source

COMPUTATIONAL STUDIES OF TTR RELATED AMYLOIDOSIS: EXPLORATION OF CONFORMATIONAL SPACE THROUGH PETRI NET-BASED ALGORITHM

open access: yesTASK Quarterly, 2014
Amyloidosis, a serious and widespread disease with a genetic background, manifests itself through the formation of dangerous fibrils in various organs.
RAFAL JAKUBOWSKI   +4 more
doaj   +1 more source

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