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DOI: 10.1039/D4TC90170C (Correction) J. Mater. Chem. C, 2024, 12, 17006-17006

Correction: Preparation of phase-pure MgTiO3 microwave dielectric ceramics for GPS antenna application

Dhananjay Mali , Naveenraj Rajaram , Ruchita Vehale , Manish Shinde , Govind Umarji and Sunit Rane *
Additive Manufacturing & Advanced Materials-Electronics and Energy (AM2E2), Centre for Materials for Electronics Technology, Off Dr Bhabha Road, Pune 411008, India. E-mail: manish.cmet@gmail.com; manish@cmet.gov.in; sunitrane@yahoo.com; sunit@cmet.gov.in

Received 7th October 2024 , Accepted 7th October 2024

First published on 15th October 2024

Abstract

Correction for ‘Preparation of phase-pure MgTiO3 microwave dielectric ceramics for GPS antenna application’ by Dhananjay Mali et al., J. Mater. Chem. C, 2024, 12, 15101–15111, https://doi.org/10.1039/D4TC02724H.

The authors regret an error in the column headings of Table 4 in the published article. The corrected Table 4 is shown here.
Table 1 Density and microwave dielectric properties of MgTiO3 pellets sintered at 1500 °C for 4 h and calcined at various temperatures
S. no Material Preparation method Optimized calcination temperature (°C) Optimized sintering temperature (°C) Relative density % Dielectric properties Ref.
ε r Q × f (GHz) τ f (ppm per °C)
1. MgTi0.98O2.96 Solid state 650 1120 95.2 16.45 48[thin space (1/6-em)]500 −48 17
2. MgO + TiO + CaO Solid state 1100/2.5 h 1310/4 h 96 21.1 86[thin space (1/6-em)]000 −3.8 21
3. 0.95MgTiO3–0.05CaTiO3 Solid state 1000 1450 96.4 20.1 68[thin space (1/6-em)]613 1.81 22
4. 0.935MgTiO3–0.065CaTiO3 + 5 wt% ZnNb2O6 Solid state 1100/3 h 1300/2h 97 22.5 93[thin space (1/6-em)]561 6.2 23
5. MgZrNb2O8 Solid state 1200/4 h 1340/4 h 98 26 120[thin space (1/6-em)]816 −50.2 26
6. 0.3MgTiO3–0.6Mg2TiO4–0.1(Ca0.7La0.3)(Ti0.7Al0.3)O3 Solid state — 1230 — 18 51[thin space (1/6-em)]700 −4.6 45
7. 0.96MgTiO3–0.04SrTiO3 Solid state 1100/3 h 1350/3 h — 18.74 26[thin space (1/6-em)]154 1.76 46
8. MgTiO3–15 wt% B2O3 Solid state — 200 96 14.5 39[thin space (1/6-em)]000 −54.39 47
9. 0.78Mg6Ti5O16–0.22Ca0.8Sr0.2TiO3 Solid state 1100/4 h 1400/4 h 96 20.25 74[thin space (1/6-em)]200 −1.28 48
10. MgTi0.99(Mn1/2W1/2)0.01O3 Solid state 1100/3 h 1325/4 h 99 18.74 160[thin space (1/6-em)]992 −58.2 49
11. MgZr0.9Ti0.1Nb2O8 Solid state 1100/3 h 1320/4 h — 25.72 130[thin space (1/6-em)]123 −46.60 50
12. MgTiO3 Solid state 1000/4 h 1500/4 h 97.18 18.2 103[thin space (1/6-em)]241 −45.23 Present work

The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.

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