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17 Results Found

  • Article
  • Open Access
1 Citations
822 Views
10 Pages

Synchronizations in Complex Systems Dynamics Through a Multifractal Procedure

  • Vlad Ghizdovat,
  • Diana Carmen Mirila,
  • Florin Nedeff,
  • Dragos Ioan Rusu,
  • Oana Rusu,
  • Maricel Agop and
  • Decebal Vasincu

17 June 2025

The dynamics of complex systems often exhibit multifractal properties, where interactions across different scales influence their evolution. In this study, we apply the Multifractal Theory of Motion within the framework of scale relativity theory to...

  • Article
  • Open Access
777 Views
15 Pages

Correlative Dynamics of Complex Systems: A Multifractal Perspective of Motion Based on SL(2R) Symmetry

  • Vlad Ghizdovat,
  • Emanuel Nazaretian,
  • Catalin Gabriel Dumitras,
  • Maricel Agop,
  • Constantin Placinta,
  • Calin Buzea,
  • Cristina Marcela Rusu,
  • Decebal Vasincu and
  • Zoltan Borsos

27 December 2024

By assimilating any complex system into a multifractal, a new approach for describing the dynamics of such systems is proposed by means of the Multifractal Theory of Motion. In such context, the description of these dynamics is accomplished through c...

  • Article
  • Open Access
4 Citations
1,819 Views
18 Pages

Theoretical and Experimental Designs of the Planetary Boundary Layer Dynamics through a Multifractal Theory of Motion

  • Marius Mihai Cazacu,
  • Iulian-Alin Roșu,
  • Luminița Bibire,
  • Decebal Vasincu,
  • Ana Maria Rotundu and
  • Maricel Agop

The accurate determination of atmospheric temperature with telemetric platforms is an active issue, one that can also be tackled with the aid of multifractal theory to extract fundamental behaviors of the lower atmosphere, which can then be used to f...

  • Article
  • Open Access
984 Views
22 Pages

Order–Disorder-Type Transitions Through a Multifractal Procedure in Cu-Zn-Al Alloys—Experimental and Theoretical Design

  • Constantin Plăcintă,
  • Valentin Nedeff,
  • Mirela Panainte-Lehăduş,
  • Elena Puiu Costescu,
  • Tudor-Cristian Petrescu,
  • Sergiu Stanciu,
  • Maricel Agop,
  • Diana-Carmen Mirilă and
  • Florin Nedeff

30 May 2025

Experimental and theoretical design on thermal and structural properties of Cu-Zn-Al alloys are established. As such, from an experimental point of view, differential thermal analysis has been performed with the help of a DSC Netzsch STA 449 F1 Jupit...

  • Article
  • Open Access
3 Citations
2,818 Views
17 Pages

Toward Interactions through Information in a Multifractal Paradigm

  • Maricel Agop,
  • Alina Gavriluț,
  • Claudia Grigoraș-Ichim,
  • Ștefan Toma,
  • Tudor-Cristian Petrescu and
  • Ștefan Andrei Irimiciuc

4 September 2020

In a multifractal paradigm of motion, Shannon’s information functionality of a minimization principle induces multifractal–type Newtonian behaviors. The analysis of these behaviors through motion geodesics shows the fact that the center o...

  • Article
  • Open Access
2,174 Views
20 Pages

Multifractality through Non-Markovian Stochastic Processes in the Scale Relativity Theory. Acute Arterial Occlusions as Scale Transitions

  • Nicolae Dan Tesloianu,
  • Lucian Dobreci,
  • Vlad Ghizdovat,
  • Andrei Zala,
  • Adrian Valentin Cotirlet,
  • Alina Gavrilut,
  • Maricel Agop,
  • Decebal Vasincu,
  • Igor Nedelciuc and
  • Irina Iuliana Costache
  • + 1 author

9 April 2021

By assimilating biological systems, both structural and functional, into multifractal objects, their behavior can be described in the framework of the scale relativity theory, in any of its forms (standard form in Nottale’s sense and/or the form of t...

  • Article
  • Open Access
4 Citations
2,190 Views
15 Pages

Theoretical and Experimental Designs on Several Mechanical Properties of Cu–Al–Zn Shape Memory Alloys Used in the Processing Industry

  • Constantin Plăcintă,
  • Sergiu Stanciu,
  • Mirela Panainte-Lehadus,
  • Emilian Mosnegutu,
  • Florin Nedeff,
  • Valentin Nedeff,
  • Claudia Tomozei,
  • Tudor-Cristian Petrescu and
  • Maricel Agop

8 February 2023

By assimilating shape memory alloys with mathematical multifractal-type objects, a theoretical model based on Scale Relativity Theory in the form of The Multifractal Theory of Motion, in order to explain the mechanical behavior of such material, is p...

  • Article
  • Open Access
1 Citations
1,143 Views
20 Pages

The Programmable Nature of Drug-Polymer Systems and Its Implications

  • Vlad Ghizdovat,
  • Irina Nica,
  • Lacramioara Ochiuz,
  • Ovidiu Popa,
  • Decebal Vasincu,
  • Dragos Ioan Rusu,
  • Maricel Agop and
  • Ana-Maria Trofin

12 March 2025

In our work, we use the multifractal motion theory to apply a multifractal state density conservation law to the polymer-drug release process. This law is specific to the transition from multifractal to nonmultifractal curves corresponding to the pol...

  • Article
  • Open Access
1 Citations
884 Views
15 Pages

Double-Period Gravitational Dynamics from a Multifractal Perspective of Motion

  • Vlad Ghizdovat,
  • Maricel Agop,
  • Florin Nedeff,
  • Valentin Nedeff,
  • Dragos Ioan Rusu and
  • Decebal Vasincu

Assimilating complex systems to multifractal-type objects reveals continuous and non-differentiable curve dynamics, aligning with the Multifractal Theory of Motion. Two scenarios, a Schrödinger-type and a Madelung-type multifractal scenario, are...

  • Article
  • Open Access
2 Citations
2,305 Views
21 Pages

Toward Complex Systems Dynamics through Flow Regimes of Multifractal Fluids

  • Maricel Agop,
  • Tudor-Cristian Petrescu,
  • Dumitru Filipeanu,
  • Claudia Elena Grigoraș-Ichim,
  • Ana Iolanda Voda,
  • Andrei Zala,
  • Lucian Dobreci,
  • Constantin Baciu and
  • Decebal Vasincu

27 April 2021

In the framework of the Multifractal Theory of Motion, which is expressed by means of the multifractal hydrodynamic model, complex system dynamics are explained through uniform and non-uniform flow regimes of multifractal fluids. Thus, in the case of...

  • Article
  • Open Access
2 Citations
2,325 Views
21 Pages

Boundary Layer via Multifractal Mass Conductivity through Remote Sensing Data in Atmospheric Dynamics

  • Dragos-Constantin Nica,
  • Marius-Mihai Cazacu,
  • Daniel-Eduard Constantin,
  • Valentin Nedeff,
  • Florin Nedeff,
  • Decebal Vasincu,
  • Iulian-Alin Roșu and
  • Maricel Agop

In this manuscript, multifractal theories of motion based on scale relativity theory are considered in the description of atmospheric dynamics. It is shown that these theories have the potential to highlight nondimensional mass conduction laws that d...

  • Article
  • Open Access
5 Citations
1,928 Views
22 Pages

Towards Possible Laminar Channels through Turbulent Atmospheres in a Multifractal Paradigm

  • Iulian-Alin Roșu,
  • Dragos-Constantin Nica,
  • Marius Mihai Cazacu and
  • Maricel Agop

13 August 2021

In this paper, developments are made towards simulating complex atmospheric behavior using turbulent energy cascade staging models developed through scale relativity theories. Such theoretical considerations imply gauges that describe atmospheric par...

  • Article
  • Open Access
2 Citations
2,481 Views
15 Pages

Assessment of Complex System Dynamics via Harmonic Mapping in a Multifractal Paradigm

  • Gabriel Gavriluț,
  • Liliana Topliceanu,
  • Manuela Gîrțu,
  • Ana Maria Rotundu,
  • Stefan Andrei Irimiciuc and
  • Maricel Agop

18 December 2021

In the present paper, nonlinear behaviors of complex system dynamics from a multifractal perspective of motion are analyzed. In the framework of scale relativity theory, by analyzing the dynamics of complex system entities based on continuous but non...

  • Feature Paper
  • Article
  • Open Access
7 Citations
2,971 Views
15 Pages

Novel Approach for EEG Signal Analysis in a Multifractal Paradigm of Motions. Epileptic and Eclamptic Seizures as Scale Transitions

  • Stefan Andrei Irimiciuc,
  • Andrei Zala,
  • Dan Dimitriu,
  • Loredana Maria Himiniuc,
  • Maricel Agop,
  • Bogdan Florin Toma,
  • Laura Gabriela Gavril,
  • Decebal Vasincu and
  • Lucian Eva

7 June 2021

Two different operational procedures are proposed for evaluating and predicting the onset of epileptic and eclamptic seizures. The first procedure analyzes the electrical activity of the brain (EEG signals) using nonlinear dynamic methods (the time v...

  • Article
  • Open Access
5 Citations
3,103 Views
23 Pages

Theoretical and Experimental Aspects of Sodium Diclofenac Salt Release from Chitosan-Based Hydrogels and Possible Applications

  • Loredana Maria Himiniuc,
  • Razvan Socolov,
  • Irina Nica,
  • Maricel Agop,
  • Constantin Volovat,
  • Lacramioara Ochiuz,
  • Decebal Vasincu,
  • Ana Maria Rotundu,
  • Iulian Alin Rosu and
  • Simona Ruxandra Volovat
  • + 1 author

17 May 2023

Two formulations based on diclofenac sodium salt encapsulated into a chitosan hydrogel were designed and prepared, and their drug release was investigated by combining in vitro results with mathematical modeling. To understand how the pattern of drug...

  • Article
  • Open Access
2 Citations
2,371 Views
14 Pages

Impact of the Liquid Crystal Order of Poly(azomethine-sulfone)s on the Semiconducting Properties

  • Oana Dumbravă,
  • Dumitru Popovici,
  • Decebal Vasincu,
  • Ovidiu Popa,
  • Lăcrămioara Ochiuz,
  • Ștefan-Andrei Irimiciuc,
  • Maricel Agop and
  • Anca Negură

6 April 2022

Organic semiconductors are an attractive class of materials with large application in various fields, from optoelectronics to biomedicine. Usually, organic semiconductors have low electrical conductivity, and different routes towards improving said c...

  • Article
  • Open Access
4 Citations
2,645 Views
26 Pages

Drug-Loaded Polymeric Particulated Systems for Ophthalmic Drugs Release

  • Ruxandra Mihailovici,
  • Alexandra Croitoriu,
  • Florin Nedeff,
  • Valentin Nedeff,
  • Lacramioara Ochiuz,
  • Decebal Vasincu,
  • Ovidiu Popa,
  • Maricel Agop,
  • Andreea Moraru and
  • Liliana Verestiuc
  • + 2 authors

14 July 2022

Drug delivery to the anterior or posterior segments of the eye is a major challenge due to the protection barriers and removal mechanisms associated with the unique anatomical and physiological nature of the ocular system. The paper presents the prep...