Alginate-guided size and morphology-controlled synthesis of MnO2 nanoflakes (Record no. 52110)

MARC details
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fixed length control field 02179nam a2200253Ia 4500
003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625160220.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-17950
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245 10 - TITLE STATEMENT
Title Alginate-guided size and morphology-controlled synthesis of MnO2 nanoflakes
490 0# - SERIES STATEMENT
Volume/sequential designation Soft Materials, p.1-9, 2019
520 3# - SUMMARY, ETC.
Summary, etc. This work reports the morphology, crystal size, and shape variations of nanoparticles, including manganese dioxide- MnO2 during in situ synthesis in biopolymer. In this context, stable nanocomposite based on sodium alginate (Alg)- MnO2 were produced in different solutions by changing the reaction conditions. Then the host polymer, Alg was removed via calcination to obtain neat nanoflakes. The chemical, thermal, morphology, and structural properties as well as porosity of pure MnO2, Alg-MnO2, and calcinated products were investigated using scanning electron microscopy (SEM), Transmission electron microscopy (TEM), X?ray diffraction (XRD), thermogravimetric analysis (TGA), differential thermal analysis (DTA), Brunauer-Emmett-Teller (BET), and Fourier transform infrared spectroscopy (FT-IR). It was clearly demonstrated that the presence different solvents, polymer, and the pH variations affected noticeably on the crystal structures of the samples. Additionally, nanorods monodispersed particles with length and width around 200 and 7-10 nm were produced without Alg in isopropanol. Whereas, in the same condition, the morphology of MnO2 changed to nanoflakes structures in the existence of Alg and size diminished to quarter (50 nm)of the pristine material. A further decrease in the nanoflake size was observed in the neural pH, acidic and basic environmental conditions with Alg route.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element MANGANESE DIOXIDE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element SODIUM ALGINATE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element NANORODS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element NANOFLAKES
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Asiri, S. M. M.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Cevik, E.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Sabit, H.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Bozkurt, A.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/17PszwpSeYr3Jo49ZT6dDjuExCRmkVh4b/view?usp=drivesdk">https://drive.google.com/file/d/17PszwpSeYr3Jo49ZT6dDjuExCRmkVh4b/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-17950 25.06.2025 25.06.2025 Documentos solicitados