Personal information

nanoparticles, green synthesis, colloidal silver, stability of nanoparticles, polymer composites with AgNPs, electrospinning, powder metallurgy, mechanical milling, metal matrix composites
Slovakia

Biography

Research areas:
1. Nanomaterials and nanotechnologies:
- synthesis of nanoparticles of precious metals (Au, Ag), analysis of their physical, corrosion, degradation, and antibacterial properties.
- study of the possibility of Ag nanoparticles incorporation into polymer matrix in order to create thin antibacterial coatings and polymer fibers containing silver nanoparticles.
2. Composite materials:
- light metal composites prepared by powder metallurgy, analysis of structure and mechanical properties.

Activities

Employment (1)

Faculty of Materials, Metallurgy and Recycling, Technical University of Košice: Košice, SK

Assoc. Prof. (Faculty of Materials, Metallurgy and Recycling)
Employment
Source: Self-asserted source
Oksana Velgosova

Funding (4)

Development of progressive dispersion-reinforced composites with a metal matrix prepared by sintering using a pulsed electric current

2020-01 to 2022-12 | Grant
VEGA (Bratislava, SK)
GRANT_NUMBER:

VEGA 2/0101/20

Source: Self-asserted source
Oksana Velgosova

Analysis of structural, corrosive and antimicrobial properties of biologically synthesized silver nanoparticles and preparation of nanocomposites based on polymers containing Ag nanoparticles

2019-01 to 2021-12 | Grant
vega (Bratislava, SK)
GRANT_NUMBER:

VEGA 1/0134/19

Source: Self-asserted source
Oksana Velgosova

Influence of secondary particles on microstructure and mechanical properties of magnesium nanocomposite structures

2017-01 to 2019-12 | Grant
Ministerstvo školstva, vedy, výskumu a športu Slovenskej republiky (Bratislava, SK)
GRANT_NUMBER:

VEGA 2/0080/17

Source: Self-asserted source
Oksana Velgosova

Study of the use of silver nanoparticles produced by biometallurgical processes in the prevention of biofilm formation

2015-01 to 2017-12 | Grant
Ministerstvo školstva, vedy, výskumu a športu Slovenskej republiky (Bratislava, SK)
GRANT_NUMBER:

VEGA 1/0197/15

Source: Self-asserted source
Oksana Velgosova

Works (50 of 71)

Items per page:
Page 1 of 2

Embedding of green synthesized silver nanoparticles into polymer matrix

Bulletin of Materials Science
2021-04 | Journal article
Contributors: O Velgosova; E Mudra; M Vojtko; L Veselovsky
Source: check_circle
Crossref

Preparing, Characterization and Anti-Biofilm Activity of Polymer Fibers Doped by Green Synthesized AgNPs

Polymers
2021-02-17 | Journal article
Contributors: Oksana Velgosova; Erika Mudra; Marek Vojtko
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Effect of P. kessleri extracts treatment on AgNPs synthesis

Inorganic and Nano-Metal Chemistry
2020 | Journal article
EID:

2-s2.0-85079730425

Part of ISBN:

24701564 24701556

Contributors: Velgosova, O.; Dolinská, S.; Mražíková, A.; Briančin, J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Microstructure and fracture mechanism of Cu-Y<inf>2</inf>O<inf>3</inf> composite

Kovove Materialy
2020 | Journal article
EID:

2-s2.0-85091404525

Part of ISBN:

13384252 0023432X

Contributors: Velgosova, O.; Nagy, S.; Besterci, M.; Puchy, V.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Possibilities of modification of green algae P. kessleri extracts composition and their influence on silver nanoparticles synthesis

Molecular Crystals and Liquid Crystals
2020-11-01 | Journal article
Contributors: Oksana Velgosova; Silvia Dolinská; Lukas Veselovský
Source: check_circle
Crossref

Influence of different plants extracts on silver nanoparticles green synthesis

Archives of Metallurgy and Materials
2019 | Journal article
EID:

2-s2.0-85066152276

Part of ISBN:

17333490

Contributors: Velgosova, O.; Mrazíková, A.; Veselovský, L.; Willner, J.; Fornalczyk, A.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Phases analysis and impact of phases on fracture mechanism of AZ61-SiC composite,Phasenanalyse und Phaseneinfluss auf die Bruchmechanik von AZ61-SiC-Verbundwerkstoff

Materialwissenschaft und Werkstofftechnik
2019 | Journal article
EID:

2-s2.0-85073241609

Part of ISBN:

15214052 09335137

Contributors: Besterci, M.; Sulleiova, K.; Ballokova, B.; Nagy, S.; Velgosova, O.; Huang, S.J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Synthesis of Ag nanoparticle using R. officinalis, U. dioica and V. vitis-idaea extracts

Materials Letters
2019-08 | Journal article
Contributors: Oksana Velgosova; Lukáš Veselovský
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Characteristics of silver nanoparticles in different pH values

Archives of Metallurgy and Materials
2018 | Journal article
EID:

2-s2.0-85049780549

Part of ISBN:

17333490

Contributors: Mražíková, A.; Velgosová, O.; Kavuličová, J.; Matvija, M.; Čižmárová, E.; Willner, J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Green synthesis of Ag nanoparticles: Effect of algae life cycle on Ag nanoparticle production and long-term stability

Transactions of Nonferrous Metals Society of China (English Edition)
2018 | Journal article
EID:

2-s2.0-85047857827

Part of ISBN:

22103384 10036326

Contributors: VELGOSOVA, O.; MRAŽÍKOVÁ, A.; ČIŽMÁROVÁ, E.; MÁLEK, J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of Al4C3 nanophase on structural stability and mechanical properties of Al-Al4C3 composites after thermal exposure

Metallurgical Research & Technology
2018 | Journal article
Contributors: Oksana Velgosová; Michal Besterci; Beata Balloková
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Stability of synthesized silver nanoparticles in citrate and mixed gelatin/citrate solution

Acta Polytechnica
2018 | Journal article
EID:

2-s2.0-85055002809

Part of ISBN:

18052363 12102709

Contributors: Kavuličová, J.; Mražíková, A.; Velgosová, O.; Ivánová, D.; Kubovčíková, M.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The influence of silver nanoparticles synthesis on their properties

Acta Polytechnica
2018 | Journal article
EID:

2-s2.0-85060383835

Part of ISBN:

18052363 12102709

Contributors: Mražíková, A.; Velgosová, O.; Kavuličová, J.; Krum, S.; Málek, J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Control over the biological synthesis of Ag nanoparticles by selection of the specific algal species

Archives of Metallurgy and Materials
2017 | Journal article
EID:

2-s2.0-85032341602

Part of ISBN:

17333490

Contributors: Sedlakova-Kadukova, J.; Velgosova, O.; Vosatka, M.; Lukavsky, J.; Dodd, J.; Willner, J.; Fornalczyk, A.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Effect of storage conditions on long-term stability of Ag nanoparticles formed via green synthesis

International Journal of Minerals, Metallurgy and Materials
2017 | Journal article
EID:

2-s2.0-85035134337

Part of ISBN:

1869103X 16744799

Contributors: Velgosova, O.; Čižmárová, E.; Málek, J.; Kavuličova, J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Fracture analysis of AZ6-F magnesium composite materials at quasi-superplastic state

Kovove Materialy
2017 | Journal article
EID:

2-s2.0-85019660004

Part of ISBN:

0023432X

Contributors: Besterci, M.; Huang, S.-J.; Sülleiová, K.; Balloková, B.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Limitations and possibilities of green synthesis and long-term stability of colloidal Ag nanoparticles

AIP Conference Proceedings
2017 | Conference paper
EID:

2-s2.0-85040248043

Part of ISBN:

15517616 0094243X

Contributors: Velgosová, O.; Mrazíková, A.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Superplastic behaviour of AZ61-F magnesium composite materials

High Temperature Materials and Processes
2017 | Journal article
EID:

2-s2.0-85014113375

Part of ISBN:

03346455

Contributors: Besterci, M.; Sülleiová, K.; Velgosová, O.; Balloková, B.; Huang, S.-J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Dissolution of metal supported spent auto catalysts in acids

Archives of Metallurgy and Materials
2016 | Journal article
EID:

2-s2.0-84960497273

Part of ISBN:

17333490

Contributors: Fornalczyk, A.; Kraszewski, M.; Willner, J.; Kaduková, J.; Mrážiková, A.; Marcinčáková, R.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Fracture description of AZ61 Mg-Al<inf>2</inf>O<inf>3</inf> materials studied by "in situ tensile test in SEM"

Key Engineering Materials
2016 | Book
EID:

2-s2.0-84958230817

Part of ISBN:

16629795 10139826

Contributors: Besterci, M.; Nagy, S.; Huang, S.-J.; Velgosová, O.; Sölleiová, K.; Kulu, P.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of Al<inf>2</inf>O<inf>3</inf> particles weight fraction on fracture mechanism of AZ61 Mg-Al<inf>2</inf>O<inf>3</inf> system studied by in situ tensile test in SEM

Acta Physica Polonica A
2016 | Journal article
EID:

2-s2.0-84957927252

Part of ISBN:

1898794X 05874246

Contributors: Besterci, M.; Nagyb, Š.; Huang, S.-J.; Velgosová, O.; Sülleiov, K.; Lin, P.-C.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of pH on green synthesis of Ag nanoparticles

Materials Letters
2016 | Journal article
EID:

2-s2.0-84973558186

Part of ISBN:

18734979 0167577X

Contributors: Velgosová, O.; Mražíková, A.; Marcinčáková, R.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Metal bioleaching from spent lithium-ion batteries using acidophilic bacterial strains

Inzynieria Mineralna
2016 | Journal article
EID:

2-s2.0-84997108077

Part of ISBN:

16404920

Contributors: Marcinčáková, R.; Kaduková, J.; Mražíková, A.; Velgosová, O.; Luptáková, A.; Ubaldini, S.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The effect of specific conditions on Cu, Ni, Zn and Al recovery from pcbs waste using acidophilic bacterial strains

Archives of Metallurgy and Materials
2016 | Journal article
EID:

2-s2.0-84960484544

Part of ISBN:

17333490

Contributors: Mrážiková, A.; Kaduková, J.; Marcinčáková, R.; Velgosová, O.; Willner, J.; Fornalczyk, A.; Saternus, M.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Assessment of Biologically Synthesized Ag Nanoparticles Toxicity Against E. coli, Staphylococcus aureus, Parachlorella kessleri and Sinapis alba

Nova Biotechnologica et Chimica
2015 | Journal article
EID:

2-s2.0-84938597541

Part of ISBN:

1339004X 13386905

Contributors: Kaduková, J.; Velgosová, O.; Mrazíková, A.; Marcinčáková, R.; Tkáčová, E.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of Used Bacterial Culture on Zinc and Aluminium Bioleaching from Printed Circuit Boards

Nova Biotechnologica et Chimica
2015 | Journal article
EID:

2-s2.0-84938588521

Part of ISBN:

1339004X 13386905

Contributors: Mrazikova, A.; Marcincakova, R.; Kadukova, J.; Velgosova, O.; Balintova, M.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Lithium bioleaching from lepidolite using the yeast rhodotorula rubra

Inzynieria Mineralna
2015 | Journal article
EID:

2-s2.0-84940025691

Part of ISBN:

16404920

Contributors: Marcinčáková, R.; Kaduková, J.; Mražíková, A.; Velgosová, O.; Vojtko, M.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Possibilities of metals extracton from spent metallic automotive catalytic converters by using biometallurgical method

Archives of Metallurgy and Materials
2015 | Journal article
EID:

2-s2.0-84949423762

Part of ISBN:

17333490

Contributors: Willner, J.; Kaduková, J.; Fornalczyk, A.; Mrážiková, A.; Marcinčáková, R.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The effect of aeration and stirring on metal recovery from printed circuit boards

Inzynieria Mineralna
2015 | Journal article
EID:

2-s2.0-85026662397

Part of ISBN:

16404920

Contributors: Mražíková, A.; Szücsová, J.; Oros, L.; Marcinčáková, R.; Kaduková, J.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

High temperature mechanical properties of AL-AL<inf>4</inf>C<inf>3</inf> composite produced by mechanical alloying

Acta Metallurgica Slovaca
2014 | Journal article
EID:

2-s2.0-84921934134

Part of ISBN:

13381156 13351532

Contributors: Besterci, M.; Dobeš, F.; Kvačkaj, T.; Sülleiová, K.; Ballóková, B.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of technological factors on dispersion strengthened materials deformation mechanism studied by 'in-situ tensile test in SEM'

International Journal of Materials and Product Technology
2014 | Journal article
EID:

2-s2.0-84905500607

Part of ISBN:

02681900

Contributors: Velgosová, O.; Besterci, M.; Ivan, J.; Sülleiová, K.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Nickel recovery from printed circuit boards using acidophilic bacteria

Inzynieria Mineralna
2014 | Journal article
EID:

2-s2.0-84939217466

Part of ISBN:

16404920

Contributors: Mražíková, A.; Marcinčáková, R.; Kaduková, J.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The effect of culture age and initial silver concentration on biosynthesis of Ag nanoparticles

Nova Biotechnologica et Chimica
2014 | Journal article
EID:

2-s2.0-84924525360

Part of ISBN:

1339004X 13386905

Contributors: Kaduková, J.; Velgosová, O.; Mražíková, A.; Marcinčáková, R.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The influence of spore age of aspergillus Niger on lithium dissolution from lepidolite

Inzynieria Mineralna
2014 | Journal article
EID:

2-s2.0-84939237218

Part of ISBN:

16404920

Contributors: Marcinčáková, R.; Mražíková, A.; Velgosová, O.; Kaduková, J.; Vojtko, M.; Holub, M.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The Role of Main Leaching Agents Responsible for Ni Bioleaching from spent Ni-Cd Batteries

Separation Science and Technology (Philadelphia)
2014 | Journal article
EID:

2-s2.0-84892512824

Part of ISBN:

15205754 01496395

Contributors: Velgosová, O.; Kaduková, J.; Marcinčáková, R.; Mrážiková, A.; Fröhlich, L.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Fracture mechanisms of Glidcop Cu-Al<inf>2</inf>O<inf>3</inf> composite before and after ECAP observed by "in-situ tensile test in SEM"

Kovove Materialy
2013 | Journal article
EID:

2-s2.0-84891052429

Part of ISBN:

0023432X

Contributors: Besterci, M.; Velgosová, O.; Ivan, J.; Hájovská, Z.; Sülleiová, K.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of bacterial culture to copper bioleaching from printed circuit boards

Inzynieria Mineralna
2013 | Journal article
EID:

2-s2.0-84893384634

Part of ISBN:

16404920

Contributors: Mražíková, A.; Marcinčáková, R.; Kaduková, J.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of H<inf>2</inf>SO<inf>4</inf> and ferric iron on Cd bioleaching from spent Ni-Cd batteries

Waste Management
2013 | Journal article
EID:

2-s2.0-84874298869

Part of ISBN:

0956053X 18792456

Contributors: Velgosová, O.; Kaduková, J.; Marcinčáková, R.; Palfy, P.; Trpčevská, J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Contribution to kinetics of superplastic deformation of dispersion strengthened Al-Al<inf>4</inf>C<inf>3</inf> system

High Temperature Materials and Processes
2012 | Journal article
EID:

2-s2.0-84860192156

Part of ISBN:

03346455

Contributors: Besterci, M.; Varchola, M.; Kováč, L.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Fracture mechanism of dispersion-strengthened Cu-Al<inf>2</inf>O<inf>3</inf> nanosystem

Acta Metallurgica Slovaca
2012 | Journal article
EID:

2-s2.0-84872718683

Part of ISBN:

13381156 13351532

Contributors: Besterci, M.; Velgosová, O.; Ivan, J.; Kvačkaj, T.; Kulu, P.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Kinetics of mechanical alloying, mechanical properties of micro and nanostructural Al-C systems

High Temperature Materials and Processes
2012 | Journal article
EID:

2-s2.0-84870481657

Part of ISBN:

03346455

Contributors: Besterci, M.; Sülleiová, K.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Study of Ni And Cd Bioleaching from Spent Ni-Cd Batteries

Nova Biotechnologica et Chimica
2012 | Journal article
EID:

2-s2.0-84902680013

Part of ISBN:

1339004X 13386905

Contributors: Velgosová, O.; Kaduková, J.; Marcinďáková, R.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Damage mechanism of AZ61-F Mg alloy with nano-Al <inf>2</inf>O <inf>3</inf> particles

Kovove Materialy
2011 | Journal article
EID:

2-s2.0-84862802114

Part of ISBN:

0023432X

Contributors: Besterci, M.; Ivan, J.; Huang, S.-J.; Velgosová, O.; Lin, B.Z.; Hvizdoš, P.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Effect of strain rate, volume fraction of particles and temperature on fracture mechanism in Al-Al4C3 systems

Kovove Materialy
2011 | Journal article
EID:

2-s2.0-82155177396

Part of ISBN:

0023432X

Contributors: Velgosova, O.; Besterci, M.; Kovač, L.; Kulu, P.; Huang, S.-J.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Mechanical alloying of Al-C system

Frontiers in Mechanochemistry and Mechanical Alloying
2011 | Conference paper
EID:

2-s2.0-84878062321

Contributors: Besterci, M.; Sülleiová, K.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The mechanism of the failure of the dispersion-strengthened Cu-Al <inf>2</inf>O<inf>3</inf> nanosystem

Journal of Materials Science
2010 | Journal article
EID:

2-s2.0-77954861123

Part of ISBN:

00222461 15734803

Contributors: Besterci, M.; Velgosová, O.; Ivan, J.; Kvačkaj, T.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

In situ tensile testing in SEM of Al-Al<inf>4</inf>C<inf>3</inf> nanomaterials,Al-Al<inf>4</inf>C<inf>3</inf> nanomaterjalide in situ SEM-tõmbeteim

Estonian Journal of Engineering
2009 | Journal article
EID:

2-s2.0-79955147769

Part of ISBN:

17366038 17367522

Contributors: Besterci, M.; Velgosová, O.; Ivan, J.; Hvizdoš, P.; Kvačkaj, T.; Kulu, P.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

The influence of the ball on the brinell hardness test quality,VPLYV gul'ôčky na kvalitu brinellovej skúšky tvrdosti

Acta Metallurgica Slovaca
2009 | Journal article
EID:

2-s2.0-73549121902

Part of ISBN:

13351532

Contributors: Petrík, J.; Špet'uch, V.; Trpčevská, J.; Velgosová, O.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Influence of volume fraction on fracture mechanism of A1-A1 <inf>4</inf>C<inf>3</inf> system studied by "in-situ tensile test in SEM"

Kovove Materialy
2008 | Journal article
EID:

2-s2.0-54249100955

Part of ISBN:

0023432X

Contributors: Besterci, M.; Velgosová, O.; Ivan, J.; Hvizdoš, P.; Kohútek, I.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier

Mechanical properties of Cu-Al<inf>2</inf>O<inf>3</inf> system at elevated temperatures

High Temperature Materials and Processes
2008 | Journal article
EID:

2-s2.0-47649129603

Part of ISBN:

03346455

Contributors: Besterci, M.; Velgosová, O.; Kohútek, I.
Source: Self-asserted source
Oksana Velgosova via Scopus - Elsevier
Items per page:
Page 1 of 2

Peer review (26 reviews for 17 publications/grants)

Review activity for Arabian journal of chemistry. (1)
Review activity for Biomolecules. (1)
Review activity for Current research in green and sustainable chemistry. (1)
Review activity for International journal of molecular sciences. (1)
Review activity for Journal of cluster science. (1)
Review activity for Journal of materials research and technology. (1)
Review activity for Journal of pharmaceutical and biomedical analysis. (1)
Review activity for Journal of pure and applied microbiology. (1)
Review activity for Journal of the science of food and agriculture. (2)
Review activity for Materials chemistry and physics. (1)
Review activity for Materials research express. (3)
Review activity for Materials today communications. (1)
Review activity for Materials. (2)
Review activity for Molecules. (5)
Review activity for Nano-structures & nano-objects. (1)
Review activity for Preparative biochemistry & biotechnology. (2)
Review activity for Surfaces and interfaces. (1)