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Online since: December 2023
Authors: Jothi Sudagar, M. Naga Sravanthi, A. Selva Kumar
The corresponding JCPDS card numbers for these composites can be seen in Table-3.
JCPDS Card number, main peak with [hkl] value, phase structures of Z0.85C0.10T0.05 -1, Z0.85C0.10T0.05 -2, Z0.85C0.10T0.05 -3, Z0.85C0.10T0.05 -4 and Z0.85C0.10T0.05-5 composite ceramics.
These flaws may serve as charge carrier trapping centers, increasing the rate of energy loss and, consequently, the number of dielectric losses.
The material may have undergone more extensive annealing and consolidation at higher sintering temperatures of 1200 and 1300 °C, which is reduced the number of flaws and decreased conductivity.
"Hydrothermal process assists undoped and Cr-doped semiconducting ZnO nanorods: frontier of dielectric property."
JCPDS Card number, main peak with [hkl] value, phase structures of Z0.85C0.10T0.05 -1, Z0.85C0.10T0.05 -2, Z0.85C0.10T0.05 -3, Z0.85C0.10T0.05 -4 and Z0.85C0.10T0.05-5 composite ceramics.
These flaws may serve as charge carrier trapping centers, increasing the rate of energy loss and, consequently, the number of dielectric losses.
The material may have undergone more extensive annealing and consolidation at higher sintering temperatures of 1200 and 1300 °C, which is reduced the number of flaws and decreased conductivity.
"Hydrothermal process assists undoped and Cr-doped semiconducting ZnO nanorods: frontier of dielectric property."
Online since: July 2021
Authors: Mushtaq Talib Al-Helaly, Bahaa T. Chiad, Nathera A. Al-Tememee
The obtained films were irradiated by continuous red laser (700 nm) with power (>1000mW) for different laser irradiation time using the different number of times a laser scan (0, 6, 9, 12, 15, and 18 times) with a total irradiation time (0,30,45,60,75,90 min) respectively at room temperature.
The spray pyrolysis method (SPT) is quite possibly the most encouraging procedure utilized to get the metal oxide thin films like CoO2, ZnO, CuO, and CeO2, and so forth [10,11].
Cell parameters are a= 7.60300 Å c= 5.35800 Å, These values were matched JCPDS 42-1467 Data Card [19].
"Role of substrate temperature on the properties of Na-doped ZnO thin film nanorods and performance of ammonia gas sensors using nebulizer spray pyrolysis technique."
"Computer Search of JCPDS Data."
The spray pyrolysis method (SPT) is quite possibly the most encouraging procedure utilized to get the metal oxide thin films like CoO2, ZnO, CuO, and CeO2, and so forth [10,11].
Cell parameters are a= 7.60300 Å c= 5.35800 Å, These values were matched JCPDS 42-1467 Data Card [19].
"Role of substrate temperature on the properties of Na-doped ZnO thin film nanorods and performance of ammonia gas sensors using nebulizer spray pyrolysis technique."
"Computer Search of JCPDS Data."
Online since: September 2011
Authors: C. Sanjeeviraja, B. Anuradha
An interesting phenomena observed in this spinel structure is that the number of cations occupying the 8a and 16d sites may vary.
Fig. 3: XRD patern of MgIn2O4 thin films at 1500C This result is in good agreement with the literature data (JCPDS data)]ientation. rred olycrystalline in nature and ()s [2,3] n - type f H.
Kawazoe, Appl Phys Lett ()igh optical (Card 40-1402).
The band gap of Zn1-xMgxO having the basic structure of ZnO increased from 3.24 eV at x=0 (ZnO) to 4.20 eV at x=0.46.
This may be due to the decrease of dislocation density and grain boundary density which reduces the number of carrier-scattering centers leading to enhancement of carrier concentration.
Fig. 3: XRD patern of MgIn2O4 thin films at 1500C This result is in good agreement with the literature data (JCPDS data)]ientation. rred olycrystalline in nature and ()s [2,3] n - type f H.
Kawazoe, Appl Phys Lett ()igh optical (Card 40-1402).
The band gap of Zn1-xMgxO having the basic structure of ZnO increased from 3.24 eV at x=0 (ZnO) to 4.20 eV at x=0.46.
This may be due to the decrease of dislocation density and grain boundary density which reduces the number of carrier-scattering centers leading to enhancement of carrier concentration.
Online since: December 2012
Authors: M. Sivabharathy, S. Pandian, R. Legadevi, A. Senthil Kumar, Chandra Prakash, Vasant Naidu, S.K.A. Ahamed Kandu Sahib
The average grain size was determined using the linear intercept method employing the relation [26]
Gavg=1.5L/MN (4)
where L is the total test line length, M the magnification and N the total number of intercepts.
The patterns also revealed the spinal ferrite phase, these XRD patterns match with the JCPDS card number 89-3084 for magnesium ferrite powder and peaks of Sm and Dy are marked in the XRD, which match with the JCPDS card number 26-593.
H, Schmidt, Spinel Ferrite Nanocrystals Embedded Inside ZnO: Magnetic, Electronic, and Magnetotransport Properties, Physical Review B, 80 (2009).
The patterns also revealed the spinal ferrite phase, these XRD patterns match with the JCPDS card number 89-3084 for magnesium ferrite powder and peaks of Sm and Dy are marked in the XRD, which match with the JCPDS card number 26-593.
H, Schmidt, Spinel Ferrite Nanocrystals Embedded Inside ZnO: Magnetic, Electronic, and Magnetotransport Properties, Physical Review B, 80 (2009).
Online since: August 2017
Authors: D. Prabhakaran, Caroline Ponraj, G. Vinitha, Joseph Daniel
The ability of BiFeO3 nanoparticles to absorb the solar energy and using it for the treatment of water gives it an upper hand over other photo catalysts like Titanium Oxide (TiO2) and Zinc Oxide (ZnO).
Results and Discussions: X-Ray Diffraction Studies: The XRD pattern of thesynthesizedBiFeO3 particlesafter annealing at 600°C is shown in figure(1).The majority of peaks of the XRD pattern fits the JCPDS card no: 71-2494.
This is because at lower pH the number of co-ions surrounding the surface will be lesser compared to the neutral pH in which is tightly packed and prevents the dye molecule to get adsorbed to the surface.
This is because when the concentration of the photocatalysts increses the number of active sites increases and hence the number of OH- radicals taking part in the degradation of the dye also increases [45].
The Photocatalytic property was studied on a model pollutant DB-14 and the optimum conditions was found to be at pH2 because the number of co-ions surrounding the nanoparticle at that pH is low as confirmed by the zeta potential measurements and thereby leading to a good adsorption of dye on to the catalyst.
Results and Discussions: X-Ray Diffraction Studies: The XRD pattern of thesynthesizedBiFeO3 particlesafter annealing at 600°C is shown in figure(1).The majority of peaks of the XRD pattern fits the JCPDS card no: 71-2494.
This is because at lower pH the number of co-ions surrounding the surface will be lesser compared to the neutral pH in which is tightly packed and prevents the dye molecule to get adsorbed to the surface.
This is because when the concentration of the photocatalysts increses the number of active sites increases and hence the number of OH- radicals taking part in the degradation of the dye also increases [45].
The Photocatalytic property was studied on a model pollutant DB-14 and the optimum conditions was found to be at pH2 because the number of co-ions surrounding the nanoparticle at that pH is low as confirmed by the zeta potential measurements and thereby leading to a good adsorption of dye on to the catalyst.
Online since: June 2024
Authors: Vivek Dalpatrao Kapse, Rajendra Babanrao Mankar
The XRD pattern reveals that the diffraction peaks are well indexed to standard JCPDS card number 39-1490.
By subsequent spill over, the number and the speed of electrons released to the host material increases.
Zhan, Au-deposited porous single –crystalline ZnO nanoplates for gas sensing detection of total volatile organic compounds, RSC Adv. 6 (2016) 37750–37756
Kapse, Low Temperature H2S Gas Sensor Based on Fe2O3 modified ZnO-TiO2 Thick Film, Int.
Hashim, Sol–gel synthesis of Pd doped ZnO nanorods for room temperature hydrogen sensing applications, Cer.
By subsequent spill over, the number and the speed of electrons released to the host material increases.
Zhan, Au-deposited porous single –crystalline ZnO nanoplates for gas sensing detection of total volatile organic compounds, RSC Adv. 6 (2016) 37750–37756
Kapse, Low Temperature H2S Gas Sensor Based on Fe2O3 modified ZnO-TiO2 Thick Film, Int.
Hashim, Sol–gel synthesis of Pd doped ZnO nanorods for room temperature hydrogen sensing applications, Cer.
Online since: November 2019
Authors: Raad Sh. Alnayli, Hanan Alkazaali
Ethanol is a solvent that can be also mixed with a number of other organic solvents, including acetic acid, acetone…).
The liquid depth was 2mm, the number of laser shots applied for the metal target at (50,100,150) pulses.
Ag nanoparticle with polycrystalline structure was established by (JCPDS card No. 04-0783).
Show Figure (5-d) the extinction coefficient increases by increasing the number of laser pulses high values appear in the visible region.
Formation of ZnO Nanoparticles by Laser Ablation in Neat Water, Chemical Physics Letters, Vol. 511, pp. 116–120, (2011) [3] Bassam C.
The liquid depth was 2mm, the number of laser shots applied for the metal target at (50,100,150) pulses.
Ag nanoparticle with polycrystalline structure was established by (JCPDS card No. 04-0783).
Show Figure (5-d) the extinction coefficient increases by increasing the number of laser pulses high values appear in the visible region.
Formation of ZnO Nanoparticles by Laser Ablation in Neat Water, Chemical Physics Letters, Vol. 511, pp. 116–120, (2011) [3] Bassam C.
Online since: March 2020
Authors: Iorkyaa Ahemen, Fong Kwong Yam, Peverga Rex Jubu
The number of mole of Ga2O3 that decompose per time is equal to the number of H2 atoms (H2 concentration) in the reactor.
X-ray diffraction pattern of the prepared β-Ga2O3 NSs show three distinct reflections at (401), (111) and (310) which are indexed to a single phase monoclinic Ga2O3 according to JCPDS card no. 041-1103 as shown in Fig. 1(a).
Thomas, Estimation of lattice strain in ZnO nanoparticles: X-ray peak profile analysis, J.
Kong, Effect of zinc acetate concentration on the structural and optical properties of ZnO thin films deposited by sol-gel method, Intl.
Arif, Correlation between crystallite size–optical gap energy and precursor molarities of ZnO thin films, J.
X-ray diffraction pattern of the prepared β-Ga2O3 NSs show three distinct reflections at (401), (111) and (310) which are indexed to a single phase monoclinic Ga2O3 according to JCPDS card no. 041-1103 as shown in Fig. 1(a).
Thomas, Estimation of lattice strain in ZnO nanoparticles: X-ray peak profile analysis, J.
Kong, Effect of zinc acetate concentration on the structural and optical properties of ZnO thin films deposited by sol-gel method, Intl.
Arif, Correlation between crystallite size–optical gap energy and precursor molarities of ZnO thin films, J.
Online since: July 2025
Authors: Piyush Thakur, Sushama Sahu, Suresh Kumar Subbiah, Ashish Saraf
The size of the interaction volume depends on the electron's landing energy, the atomic number of the specimen and the specimen's density.
The peaks are all allocated and indexed according to the J.C.P.D.S. file #41-1449.
All reflection peaks may be well indexed with a pure tetragonal phase of crystalline Bi2O3, which agrees well with the tetragonal phase fiber structure (JCPDS card No: 65-4028).
These particles can be used as a high contrast medium for high-resolution imaging in a number of biological applications.
Jang, Effect of ZnO nanoparticles morphology on UV blocking of poly (vinyl alcohol)/ZnO composite nanofibers, Mater.
The peaks are all allocated and indexed according to the J.C.P.D.S. file #41-1449.
All reflection peaks may be well indexed with a pure tetragonal phase of crystalline Bi2O3, which agrees well with the tetragonal phase fiber structure (JCPDS card No: 65-4028).
These particles can be used as a high contrast medium for high-resolution imaging in a number of biological applications.
Jang, Effect of ZnO nanoparticles morphology on UV blocking of poly (vinyl alcohol)/ZnO composite nanofibers, Mater.
Online since: October 2023
Authors: G. Satheesh Babu, Raghvendra S. Dubey, Sekhar Didde, Sampad Kumar Panda
The crystallinity of ZnAl2O4Ca is evidenced by the recorded diffraction peaks at Bragg angles 32.0, 36.34, 45.0, 48.2, 56.0, 57.0, and 59.2, which correspond to planes (220), (311), (400), (331), (422), (422) and (511), as well as JCPDS card no. 05-0669.
Additionally, we observed the ZnO peak at the Bragg angle 34.55 of the plane (101), which is found well matched with JCPDS card 1-1146.
Fig. 3 shows the FTIR spectrum of the sample plotted in the wave number ranges from 400 to 4000 cm-1.
Additionally, we observed the ZnO peak at the Bragg angle 34.55 of the plane (101), which is found well matched with JCPDS card 1-1146.
Fig. 3 shows the FTIR spectrum of the sample plotted in the wave number ranges from 400 to 4000 cm-1.