Zobrazeno 1 - 10
of 88
pro vyhledávání: '"S. Manjura Hoque"'
Autor:
Md. Mahabur Rahman, Abdulla Al Mamun, Hideto Minami, Md. Mahbubor Rahman, S. Manjura Hoque, Hasan Ahmad
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 9, Pp 105938- (2024)
An attempt is made to use biochar (BC), a carbon rich low-cost green material, as a platform to house conducting polymer for fabricating stable graphite electrodes for application in next generation supercapacitor devices. Here, BC is first prepared
Externí odkaz:
https://doaj.org/article/b587e666435449209cc4c67adcacfc90
Publikováno v:
Heliyon, Vol 10, Iss 14, Pp e34413- (2024)
Nanoscaled magnetic cobalt ferrite (CoFe2O4) of approximately size 17 nm was synthesized via the co-precipitation method and then annealed at 600 °C. The resultant materials were taken for various magnetic characterizations. The X-ray diffraction pa
Externí odkaz:
https://doaj.org/article/9596a04aa2ac4dd29df0149cd498d20c
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
In this study, Mg1−xCoxFe2O4 (0≤x ≤ 1 with ∆x = 0.1) or MCFO nanoparticles were synthesized using a chemical co-precipitation method and annealed at 200, 400, 600, and 800°C respectively to investigate the structural properties of the materi
Externí odkaz:
https://doaj.org/article/4368b0e56a8d4680a5d9408c749dcc75
Publikováno v:
Royal Society Open Science, Vol 10, Iss 10 (2023)
We used a hydrothermal technique to develop nano-scale α-Fe2O3 particles and functionalized them with chitosan. An X-ray diffraction study revealed α-Fe2O3 nanoparticles were of single-phase, lattice constants were a = 5.07 Å and c = 13.68 Å, and
Externí odkaz:
https://doaj.org/article/4413cb63b385489894b9ec6cd224b4fd
Autor:
M. Firoz Uddin, M. Samir Ullah, S. Manjura Hoque, F. A. Khan, A. A. Momin, Sm. Rubayatul Islam, Faizus Salehin, M. A. Hakim
Publikováno v:
Journal of Advanced Dielectrics, Vol 11, Iss 06 (2021)
Frequency-dependent dielectric constant, dielectric loss, AC conductivity values and complex impedance spectra of V2O5-added Ni–Co–Zn ferrites ([Formula: see text][Formula: see text][Formula: see text]Fe2[Formula: see text] [Formula: see text]V2O
Externí odkaz:
https://doaj.org/article/3fa9460bd54c42849fe78617f6480bd7
Autor:
S. Manjura Hoque, M. Khairul Islam, Amitra Hoq, M. Manjurul Haque, Samuel Maritim, Daniel Coman, Fahmeed Hyder
Publikováno v:
Frontiers in Nanotechnology, Vol 3 (2021)
We synthesized spinel ferrite nanoensembles (MnFe2O4, CoFe2O4, and Fe3O4) using the chemical co-precipitation method and characterized their physical, chemical, and magnetic properties by X-ray diffraction (XRD), transmission electron microscopy (TEM
Externí odkaz:
https://doaj.org/article/85f7453fa7f549daa666a65be912952a
Publikováno v:
AIP Advances, Vol 10, Iss 12, Pp 125308-125308-7 (2020)
In the present work, we have studied the influence of the annealing temperature and concentration of Co0.5Zn0.5Fe2O4 nanoparticles as a heat generation material for hyperthermia therapy. Cobalt zinc ferrite (Co0.5Zn0.5Fe2O4) nanoparticles were synthe
Externí odkaz:
https://doaj.org/article/bb2e33f111e24ee589c14f0d9bb7d203
Publikováno v:
AIP Advances, Vol 10, Iss 6, Pp 065103-065103-9 (2020)
Nickel ferrite ultrafine nanoparticles were synthesized by the sonochemical method. The sample was sintered at temperatures ranging from 1273 K to 1673 K for 3 h. XRD peaks of as-synthesized NiFe2O4, their Transmission Electron Microscopy (TEM), high
Externí odkaz:
https://doaj.org/article/d95075538342486ebc278adec7b759bb
Publikováno v:
AIP Advances, Vol 8, Iss 10, Pp 105124-105124-10 (2018)
Cobalt ferrite (CoFe2O4) nanoparticles synthesized by chemical co-precipitation method were studied to see the effect of annealing temperatures on the structural parameters and magnetic properties of the sample. X-ray powder diffraction (XRD), transm
Externí odkaz:
https://doaj.org/article/329549b132374ad68af1b2edda708889
Publikováno v:
AIP Advances, Vol 7, Iss 10, Pp 105321-105321-6 (2017)
Zinc ferrite samples were prepared by two different routes which are chemical co-precipitation and standard solid state double sintering method. Structural properties of ZnFe2O4 were determined, and initial particle size was found as 5 nm in the samp
Externí odkaz:
https://doaj.org/article/8f712adc21bb4eeba7ff5593f9ec727b