Rodica‐Mariana Ion
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View article: Three-Dimensional Digital Reconstruction and Archaeometric Approaches for Hydroxyapatite-Based Restoration of Sacidava Roman Fortress
Three-Dimensional Digital Reconstruction and Archaeometric Approaches for Hydroxyapatite-Based Restoration of Sacidava Roman Fortress Open
This study presents an integrated digital and archaeometric investigation of the Roman fortress of Sacidava, located in Dobrogea, Romania. Combining 3D digital reconstruction and advanced material analysis, the research explores both the o…
View article: Waste Brick as Partial Replacement of Gypsum in Mortars: Mechanical Performance and Environmental Benefits for Sustainable Construction
Waste Brick as Partial Replacement of Gypsum in Mortars: Mechanical Performance and Environmental Benefits for Sustainable Construction Open
Replacing virgin raw materials with recycled waste in construction products is a key strategy for advancing sustainable development. This study explores the partial substitution of commercial gypsum with powdered waste brick (WB) in gypsum…
View article: The Effect of Bio-Based Polyamide 10.10 and Treated Fly Ash on Glass-Fiber-Reinforced Polyamide 6 Properties
The Effect of Bio-Based Polyamide 10.10 and Treated Fly Ash on Glass-Fiber-Reinforced Polyamide 6 Properties Open
Increased concern for human health and the environment has pushed various industries to adopt new approaches towards satisfying modern regulations. Strategies to achieve these approaches include utilizing lightweight materials, repurposing…
View article: Architectural Heritage Conservation and Green Restoration with Hydroxyapatite Sustainable Eco-Materials
Architectural Heritage Conservation and Green Restoration with Hydroxyapatite Sustainable Eco-Materials Open
Sustainable architectural heritage conservation focuses on preserving historical buildings while promoting environmental sustainability. It involves using eco-friendly materials and methods to ensure that the cultural value of these struct…
View article: Tremolite-Asbestos Presence in Roman Archaeological Site of Micia, Romania
Tremolite-Asbestos Presence in Roman Archaeological Site of Micia, Romania Open
This paper reports the first evidence of the presence of the mineral tremolite asbestos in Roman building materials from the Micia archaeological site (Romania), thus contributing to the understanding of the implications of ancient buildin…
View article: Dyes for Dye-Sensitized Solar Cells (DSSCs): A Review
Dyes for Dye-Sensitized Solar Cells (DSSCs): A Review Open
Dye-Sensitized Solar Cells (DSSCs), also known as Grätzel cells, represent a promising technology in the field of solar energy. These cells convert solar energy directly into electrical energy in an efficient and environmentally friendly m…
View article: Thermoanalytical Analysis of Sacidava Ceramics
Thermoanalytical Analysis of Sacidava Ceramics Open
The present paper is a brief review of the techniques based on thermal analysis applied in the context of the characterization of art and archaeological objects, exemplified by various case studies. Thermal analysis methods as TGA correlat…
View article: Asbestos Evidence in Roman Buildings from Micia Archaeological Site (Romania)
Asbestos Evidence in Roman Buildings from Micia Archaeological Site (Romania) Open
The Micia site, is recognized as an archaeological civil settlement that was inhabited, and soldiers from several troops, were stationed in the Roman camp. From the end of the 2nd century AD, the civil settlement was rebuilt, with resident…
View article: Network for forest by-products charcoal, resin, tar, potash (COST Action EU-PoTaRCh)
Network for forest by-products charcoal, resin, tar, potash (COST Action EU-PoTaRCh) Open
The COST EU-PoTaRCh Action establishes a network focused on the past, present, and future significance, production, and use of major forest by-products in Europe and beyond. The Action centers around forest by-products—primarily potash, ta…
View article: Composition Study for Obtaining Medium-Light Mortars by Using Spent Mushroom Substrate
Composition Study for Obtaining Medium-Light Mortars by Using Spent Mushroom Substrate Open
Besides other lignocellulose waste resulting from agriculture, spent mushroom substrate is a major concern due to the high amount of waste, usually improper disposed. Also, sand-based mortars require the use of this non-renewable and exhau…
View article: CIRCULARITY OF CONSTRUCTION MATERIALS IN ARCHITECTURAL HERITAGE PRESERVATION
CIRCULARITY OF CONSTRUCTION MATERIALS IN ARCHITECTURAL HERITAGE PRESERVATION Open
Historic buildings represent an ensemble of related to architecture, materials and technology of the era in which they were built and contribute to the knowledge of contemporary ones. Materials resulting from the demolition of old building…
View article: Network for forest by-products charcoal, resin, tar, potash (COST Action EU-PoTaRCh)
Network for forest by-products charcoal, resin, tar, potash (COST Action EU-PoTaRCh) Open
COST Action EU-PoTaRCh establishes a network focused on the past, present and future use of the major forest by-products in Europe. The Action emphasizes forest by-products, mainly potash, tar, resin, and charcoal (PoTaRCh), as representat…
View article: Compositional and Microstructural Investigations of Prehistoric Ceramics from Southern Romania (Middle Neolithic Pottery)
Compositional and Microstructural Investigations of Prehistoric Ceramics from Southern Romania (Middle Neolithic Pottery) Open
In this paper, based on our previous expertise on ceramic artifacts, several archaeometric methods applied to some samples collected from the Dudești archaeological site (Oltenia region, Romania) are reported for the first time in the lite…
View article: Compositional and Microstructural Investigations of Prehistoric Ceramics from Southern Romania (Middle Neolithic Pottery)
Compositional and Microstructural Investigations of Prehistoric Ceramics from Southern Romania (Middle Neolithic Pottery) Open
In this paper, based on our previous expertise on ceramic artifacts, several archaeometric methods applied to some samples collected from the Dudești archaeological site (Oltenia region, Romania) are reported for the first time in the lite…
View article: The Effect of Thermoplastic Elastomer and Fly Ash on the Properties of Polypropylene Composites with Long Glass Fibers
The Effect of Thermoplastic Elastomer and Fly Ash on the Properties of Polypropylene Composites with Long Glass Fibers Open
A cost-effective solution to the problems that the automotive industry is facing nowadays regarding regulations on emissions and fuel efficiency is to achieve weight reduction of automobile parts. Glass fiber-reinforced polymers are regula…
View article: Solar-Driven Photobleaching of Lignocellulosic Biomass
Solar-Driven Photobleaching of Lignocellulosic Biomass Open
Lignocellulose material is the main natural resource for the pulp and paper industry, and for its application the material should have a degree of whiteness as high as possible. For this reason, different bleaching treatments were applied …
View article: 3D Reconstruction and Nuclear Analytical Investigations of Tropaeum Traiani Monument, Adamclisi
3D Reconstruction and Nuclear Analytical Investigations of Tropaeum Traiani Monument, Adamclisi Open
The paper aims to conduct a novel investigation of ceramic samples from the Trophaeum Traiani Monument in Romania using various nuclear analytical techniques such as WDXRF, XRD, neutron diffraction, and neutron tomography, which will be co…
View article: New recipes of mortars for Romanian architectural heritage consolidation
New recipes of mortars for Romanian architectural heritage consolidation Open
For centuries, the architecture monuments consisting of masonry buildings has been built using bricks, wood, roof tiles and various mortars. The characterization of the construction materials has become of primary importance, to obtain inf…
View article: Principles and technologies of historical structures consolidation, case study of Banloc castle complex
Principles and technologies of historical structures consolidation, case study of Banloc castle complex Open
Historical monuments (palaces, churches, protected urban areas, so on) are integral part of the national cultural heritage which need activities and measures to protect them. The Banloc complex, located in the west of Romania, encompasses …
View article: PHOTODEGRADATION OF MODERN PAINTINGS via TiO2-INDUCED PHOTOCATALYTIC PROCESS
PHOTODEGRADATION OF MODERN PAINTINGS via TiO2-INDUCED PHOTOCATALYTIC PROCESS Open
This paper explores the potential of titanium dioxide (TiO₂) nanoparticles in the conservation and/or restoration process of some artifacts, highlighting their photocatalytic nature, which often contributes to the degradation of painted su…
View article: Potential of Reducing the Raw Material with Wb in Gypsum Mortar
Potential of Reducing the Raw Material with Wb in Gypsum Mortar Open
View article: Durability Assessment for Mortar Containing LDH Additives
Durability Assessment for Mortar Containing LDH Additives Open
This study investigates the potential of Layered Double Hydroxides (LDH) as additives to improve the durability and physical properties of cement-based mortars, with a focus on freeze-thaw resistance. Three LDH types—MgAl-LDH, CaAl-LDH, an…
View article: Obtaining and Characterizing the Dielectric and Ferroelectric Properties of the PZT-Pms Complex System Through Solid State Reactions and Spark Plasma Sintering
Obtaining and Characterizing the Dielectric and Ferroelectric Properties of the PZT-Pms Complex System Through Solid State Reactions and Spark Plasma Sintering Open
In this paper B-oxide sintering process and Spark plasma Sintering (SPS) method is used to synthesize 0.88Pb(Zr 0.52 Ti 0.48 )O 3 – 0.12Pb(Mn 1/3 Sb 2/3 )O 3 – x at%Pr complex system where x = 0 and 0.02. The sintering temperature used in …
View article: Diagnosis, Photogrammetry and Conservation Treatment with Nanomaterials of Sacidava Fortress
Diagnosis, Photogrammetry and Conservation Treatment with Nanomaterials of Sacidava Fortress Open
The diagnosis, thermography, aerial photogrammetry, and conservation treatment with nanomaterials (CHAp) for some samples from Sacidava Fortress, Romania, are analyzed and the results are discussed accordingly in this paper.
View article: The Influence of the Dopants on the Properties of Lead Zirconate Titanate System
The Influence of the Dopants on the Properties of Lead Zirconate Titanate System Open
The doped Pb(Zr 0.52 Ti 0.48 )O 3 system with Nb 5+ and Sr 2+ were obtained by solid state reactions. The influence of nature of dopants on structural and microstructural properties were analyzed by XRD and SEM techniques and were also inv…
View article: B72 vs. Paraloid B67 Materials for Conservation of Wood Artifacts
B72 vs. Paraloid B67 Materials for Conservation of Wood Artifacts Open
The aim of the paper is a comparative testing of two Paraloid resins (B-72 and B-67), in order to determine which is the most efficient for the protection of wood artifacts. Healthy Spruce wood samples were cut (3cm ×3cm ×0.7cm) and covere…
View article: Synthesis of Silver Nanoparticles Using Hydroalcoholic Extract of Sambucus Nigra and Lavandula Angustifolia
Synthesis of Silver Nanoparticles Using Hydroalcoholic Extract of Sambucus Nigra and Lavandula Angustifolia Open
Technique development for getting environmentally friendly nanomaterials was the paper's main goal. Spectroscopic techniques were utilized to characterize the plant extracts used in this work (UV-Vis, FTIR and Raman). In this case, plants …
View article: Ceramic Artifacts Investigations By Nuclear Techniques
Ceramic Artifacts Investigations By Nuclear Techniques Open
The paper aims to conduct a novel investigation of some ceramic samples that were taken from Hunedoara's Corvins' Castle (Romania). Some nuclear analytical techniques, such as WDXRF, XRD, neutron diffraction, and neutron tomography, will b…
View article: New Triple Metallic Carbonated Hydroxyapatite for Stone Surface Preservation
New Triple Metallic Carbonated Hydroxyapatite for Stone Surface Preservation Open
This paper presents the synthesis of the triple substituted carbonated hydroxyapatite with magnesium, strontium and zinc (Mg-Sr-Zn-CHAp), as well as its structural, morphological and compositional characterization. The analytical technique…
View article: Spectral Study of the Mural Painting Degradation in Wooden Churches
Spectral Study of the Mural Painting Degradation in Wooden Churches Open
The aim of the paper is a spectral study of a mural fresco from Serbesti wooden church, Dambovita county, partially painted, a historical monument from 1828 (or 1804 after some other documents). Spectral techniques as X-ray Fluorescence wa…