دنبال کردن
Petru Negrea
Petru Negrea
ایمیل تأیید شده در upt.ro
عنوان
نقل شده توسط
نقل شده توسط
سال
Factors influencing the antibacterial activity of chitosan and chitosan modified by functionalization
C Ardean, CM Davidescu, NS Nemeş, A Negrea, M Ciopec, N Duteanu, ...
International Journal of Molecular Sciences 22 (14), 7449, 2021
3552021
The study of infrared spectrum of chitin and chitosan extract as potential sources of biomass.
P Negrea, A Caunii, I Sarac, M Butnariu
Digest Journal of Nanomaterials & Biostructures (DJNB) 10 (4), 2015
1422015
Rare earth elements removal from water using natural polymers
A Negrea, A Gabor, CM Davidescu, M Ciopec, P Negrea, N Duteanu, ...
Scientific reports 8 (1), 316, 2018
942018
Remediation of rare earth element pollutants by sorption process using organic natural sorbents
M Butnariu, P Negrea, L Lupa, M Ciopec, A Negrea, M Pentea, I Sarac, ...
International journal of environmental research and public health 12 (9 …, 2015
932015
Adsorption studies of Cr (III) ions from aqueous solutions by DEHPA impregnated onto Amberlite XAD7–Factorial design analysis
M Ciopec, CM Davidescu, A Negrea, I Grozav, L Lupa, P Negrea, A Popa
Chemical engineering research and design 90 (10), 1660-1670, 2012
902012
Synthesis and characterization of phosphonate ester/phosphonic acid grafted styrene− divinylbenzene copolymer microbeads and their utility in adsorption of divalent metal ions …
A Popa, CM Davidescu, P Negrea, G Ilia, A Katsaros, KD Demadis
Industrial & engineering chemistry research 47 (6), 2010-2017, 2008
862008
The monitoring of mineral elements content in fruit purchased in supermarkets and food markets in Timisoara, Romania
RC Heghedus-Mindru, G Heghedus-Mindru, P Negrea, R Sumalan, ...
Annals of Agricultural and Environmental Medicine 21 (1), 2014
612014
Effect of Ti addition on microstructure and corrosion properties of laser cladded WC-Co/NiCrBSi (Ti) coatings
I Hulka, D Utu, VA Serban, P Negrea, F Lukáč, T Chráska
Applied Surface Science 504, 144349, 2020
572020
Allelopathic effects of Pteridium aquilinum alcoholic extract on seed germination and seedling growth of Poa pratensis.
M BUTNARIU, I Samfira, I Sarac, A Negrea, P Negrea
Allelopathy journal 35 (2), 2015
542015
Gold (III) adsorption from dilute waste solutions onto Amberlite XAD7 resin modified with L-glutamic acid
M Mihăilescu, A Negrea, M Ciopec, CM Davidescu, P Negrea, N Duţeanu, ...
Scientific Reports 9 (1), 8757, 2019
532019
Estimation on fixed-bed column parameters of breakthrough behaviors for gold recovery by adsorption onto modified/functionalized amberlite XAD7
A Negrea, M Mihailescu, G Mosoarca, M Ciopec, N Duteanu, P Negrea, ...
International Journal of Environmental Research and Public Health 17 (18), 6868, 2020
462020
Precious metals recovery from aqueous solutions using a new adsorbent material
O Grad, M Ciopec, A Negrea, N Duțeanu, G Vlase, P Negrea, ...
Scientific reports 11 (1), 2016, 2021
422021
Ionic liquids impregnated onto inorganic support used for thallium adsorption from aqueous solutions
L Lupa, A Negrea, M Ciopec, P Negrea, R Vodă
Separation and purification technology 155, 75-82, 2015
392015
Phosphonium grafted styrene–divinylbenzene resins impregnated with iron (III) and crown ethers for arsenic removal
A Negrea, A Popa, M Ciopec, L Lupa, P Negrea, CM Davidescu, M Motoc, ...
Pure and Applied Chemistry 86 (11), 1729-1740, 2014
392014
Testing of chemically activated cellulose fibers as adsorbents for treatment of arsenic contaminated water
M Ciopec, G Biliuta, A Negrea, N Duțeanu, S Coseri, P Negrea, ...
Materials 14 (13), 3731, 2021
382021
Studies regarding As (V) adsorption from underground water by Fe-XAD8-DEHPA impregnated resin. Equilibrium sorption and fixed-bed column tests
M Ciopec, A Negrea, L Lupa, CM Davidesc, P Negrea
Molecules 19 (10), 16082-16101, 2014
382014
Silica-iron oxide nanocomposite enhanced with porogen agent used for arsenic removal
G Mladin, M Ciopec, A Negrea, N Duteanu, P Negrea, P Ianasi, C Ianași
Materials 15 (15), 5366, 2022
372022
Simultaneous removal of ammonium and phosphate ions from wastewaters and characterization of the resulting product
A Negrea, L Lupa, P Negrea, M Ciopec, C Muntean
Chem Bull Politechnica Univ (Timisoara), Ser Chem Environ Eng 55 (69), 136-142, 2010
362010
Antimicrobial activity of cellulose based materials
NS Nemeş, C Ardean, CM Davidescu, A Negrea, M Ciopec, N Duţeanu, ...
Polymers 14 (4), 735, 2022
352022
Optimizing the lanthanum adsorption process onto chemically modified biomaterials using factorial and response surface design
A Gabor, CM Davidescu, A Negrea, M Ciopec, I Grozav, P Negrea, ...
Journal of environmental management 204, 839-844, 2017
352017
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مقاله‌ها 1–20