Works by SOMBRA, A. S. B.

Results: 95

Optimization of Microwave Dielectric Properties of (100‐X)BaBi4Ti4O15 – (X)Nb2O5 Composites for Microwave.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2025, v. 222, n. 11, p. 1, doi. 10.1002/pssa.202400831

By:

M. O. Silva, Paulo;
F. Abreu, Roterdan;
E. A. Nogueira, Francisco;
P. C. do Nascimento, João;
B. Freitas, Daniel;
F. do Carmo, Francisco;
A. S. Silva, Marcelo;
A. Cruz, José;
R. Pezarini, Rogério;
Manuel R. S. Tavares, João;
S. B. Sombra, Antônio

Publication type:

Article

Graphene-based Mach–Zehnder nanophotonics interferometer working as a splitter/switch and as a multiplexer/demultiplexer.

Published in:

Optical & Quantum Electronics, 2017, v. 49, n. 11, p. 1, doi. 10.1007/s11082-017-1227-9

By:

Lima Jr., A. Wirth;
Sombra, A. S. B.

Publication type:

Article

FULL ANALYSIS OF AN ALL-OPTICAL PHOTONIC CRYSTAL SWITCH.

Published in:

International Journal of Nanoscience, 2010, v. 9, n. 1/2, p. 57, doi. 10.1142/S0219581X10006570

By:

LIMA Jr., A. WIRTH;
SOMBRA, A. S. B.

Publication type:

Article

Studies of the temperature coefficient of capacitance (TCC) of a new electroceramic composite: Pb(Fe0.5Nb0.5)O3 (PFN)–Cr0.75Fe1.25O3(CRFO).

Published in:

Journal of Materials Science: Materials in Electronics, 2009, v. 20, n. 2, p. 149, doi. 10.1007/s10854-008-9673-6

By:

Freire, F. N. A.;
Santos, M. R. P.;
Pereira, F. M. M.;
Sohn, R. S. T. M.;
Almeida, J. S.;
Medeiros, A. M. L.;
Sancho, E. O.;
Costa, M. M.;
Sombra, A. S. B.

Publication type:

Article

Structural and electrical study of CaCu3Ti4O12 (CCTO) obtained in a new ceramic procedure.

Published in:

Journal of Materials Science: Materials in Electronics, 2009, v. 20, n. 2, p. 163, doi. 10.1007/s10854-008-9675-4

By:

Almeida, A. F. L.;
Fechine, P. B. A.;
Graça, M. P.F.;
Valente, M. A.;
Sombra, A. S. B.

Publication type:

Article

Microstructural and electrical properties of PbTIO3 screen-printed thick films.

Published in:

Journal of Materials Science: Materials in Electronics, 2008, v. 19, n. 10, p. 973, doi. 10.1007/s10854-007-9429-8

By:

Fechine, P. B. A.;
Da Rocha, M. J. S.;
Santos, M. R. P.;
Pereira, F. M. M.;
De Menezes, A. S.;
Almeida, J. M. A.;
Góes, J. C.;
Ayala, A. P.;
Sombra, A. S. B.

Publication type:

Article

Electrical Properties of Sr3Mo1–xWxO6‐Based Solid Solution.

Published in:

Physica Status Solidi. A: Applications & Materials Science, 2022, v. 219, n. 23, p. 1, doi. 10.1002/pssa.202200343

By:

Magalhães, Ticiane A.;
Paiva, Denis V. M.;
Silva, Marcelo A. S.;
Mazzetto, Selma E.;
Sombra, Antonio S. B.;
Fechine, Pierre B. A.

Publication type:

Article

Study of the Performance of an All-Optical Half-Adder Based on Three-Core Non-Linear Directional Fiber Coupler Under Delayed and Instantaneous Non-Linear Kerr Responses.

Published in:

Fiber & Integrated Optics, 2011, v. 30, n. 3, p. 201, doi. 10.1080/01468030.2011.568669

By:

Menezes, J. W. M.;
Fraga, W. B.;
Lima, F. T.;
Guimaraes, G. F.;
Ferreira, A. C.;
Lyra, M. L.;
Sombra, A. S. B.

Publication type:

Article

Add-Drop Demultiplexer Operating in an Optical Michelson Interferometer Based in Fiber Bragg Gratings for Time Division Multiple Access Systems.

Published in:

Fiber & Integrated Optics, 2010, v. 29, n. 4, p. 239, doi. 10.1080/01468030.2010.485292

By:

Filho, A. F. G. F.;
De Sousa, J. R. R.;
Guimarães, G. F.;
Rocha, H. H. B.;
Ferreira, A. C.;
Lima, F. T.;
Sombra, A. S. B.

Publication type:

Article

All-Optical Half-Adder Using All-Optical XOR and AND Gates for Optical Generation of “Sum” and “Carry”.

Published in:

Fiber & Integrated Optics, 2010, v. 29, n. 4, p. 254, doi. 10.1080/01468030.2010.485290

By:

Menezes, J. W. M.;
Fraga, W. B.;
Ferreira, A. C.;
Guimarães, G. F.;
Filho, A. F. G. F.;
Sobrinho, C. S.;
Sombra, A. S. B.

Publication type:

Article

Enhanced Microwave Dielectric Properties of the Ba2TiSi2O8 Ceramic by the Addition of TiO2.

Published in:

Journal of Electronic Materials, 2023, v. 52, n. 12, p. 8050, doi. 10.1007/s11664-023-10718-x

By:

Abreu, R. F.;
Saturno, S. O.;
da M. Colares, D.;
Silva, F. R.;
Nobrega, F. A. C.;
Nogueira, F. E. A;
do Nascimento, J. P. C;
Vasconcelos, S. J. T.;
do Carmo, F. F.;
Abreu, T. O.;
Ghosh, A.;
Sales, J. C.;
Silva, R. S.;
Sales, A. J. M.;
Silva, M. A. S.;
Sombra, A. S. B.

Publication type:

Article

Microwave Dielectric Properties of Ba5Li2W3O15 Ceramic with Excess Lithium for Dielectric Resonator Antenna Application.

Published in:

Journal of Electronic Materials, 2022, v. 51, n. 2, p. 761, doi. 10.1007/s11664-021-09334-4

By:

Souza, N. D. G.;
Paiva, D. V. M.;
Mazzetto, S. E.;
Silva, M. A. S.;
Sombra, A. S. B.;
Fechine, P. B. A.

Publication type:

Article

Structural studies of a new electroceramic composite: Pb(Fe0.5Nb0.5)O3 (PFN)-Cr0.75Fe1.25O3(CRFO).

Published in:

Journal of Materials Science, 2008, v. 43, n. 1, p. 75, doi. 10.1007/s10853-007-2091-y

By:

Freire, F. N. A.;
Rocha, H. H. B.;
Santos, M. R. P.;
Fechine, P. B. A.;
Pereira, F. M. M.;
Sohn, R. S. T. M.;
Vasconcelos, I. F.;
Sombra, A. S. B.

Publication type:

Article

Crystallite size study of nanocrystalline hydroxyapatite and ceramic system with titanium oxide obtained by dry ball milling.

Published in:

Journal of Materials Science, 2007, v. 42, n. 11, p. 3851, doi. 10.1007/s10853-006-0474-0

By:

Silva, C. C.;
Graça, M. P. F.;
Valente, M. A.;
Sombra, A. S. B.

Publication type:

Article

Electric properties of Bi4Ti3O12(BIT)–CaCu3Ti4O12 (CCTO) composite substrates for high dielectric constant devices.

Published in:

Journal of Materials Science, 2007, v. 42, n. 6, p. 2112, doi. 10.1007/s10853-006-1190-5

By:

Pinheiro, A. G.;
Pereira, F. M. M.;
Santos, M. R. P.;
Rocha, H. H. B.;
Sombra, A. S. B.

Publication type:

Article

BaTiO3 (BTO)–CaCu3Ti4O12 (CCTO) substrates for microwave devices and antennas.

Published in:

Journal of Materials Science, 2006, v. 41, n. 14, p. 4623, doi. 10.1007/s10853-006-0052-5

By:

Almeida, A. F. L.;
Fechine, P. B. A.;
Kretly, L. C.;
Sombra, A. S. B.

Publication type:

Article

Analysis of the Performance of a PAM/PPM/OOK System Operating with OCDMA, under Nonlinear Optical Effects in Optical Fiber Propagation.

Published in:

Journal of Optical Communications, 2016, v. 37, n. 2, p. 233, doi. 10.1515/joc-2015-0053

By:

Correia, D. G.;
Sales, J. C.;
Pinto, P. V. F.;
Moura, L. P.;
Ferreira, A. C.;
Menezes, J. W. M.;
Guimarães, G. F.;
Sombra, A. S. B.

Publication type:

Article

High Contrast Optical 'OR' Logic Gates Using a Photonic Crystal Fiber Modulated by PAM-ASK.

Published in:

Journal of Optical Communications, 2014, v. 35, n. 2, p. 85, doi. 10.1515/joc-2013-0158

By:

Costa, M. B. C.;
Bastos, A. M.;
Coelho, A. G.;
Sobrinho, C. S.;
Lyra, M. L.;
Sombra, A. S. B.

Publication type:

Article

Study of the structural and dielectric properties of ceramic obtained from residual electrocoagulation.

Published in:

Advances in Applied Ceramics: Structural, Functional & Bioceramics, 2018, v. 117, n. 7, p. 395, doi. 10.1080/17436753.2018.1462296

By:

Fernandes, T. S. M.;
Oliveira, R. G. M.;
Gouveiac, D. X.;
Silva, M. A. S.;
Sombra, A. S. B.;
Nascimento, R. F.

Publication type:

Article

Effect of (Pr-Yb) Co-doping on the Luminescence and Dielectric Behaviour of LaNbO4 Ceramic.

Published in:

Journal of Electronic Materials, 2020, v. 49, n. 10, p. 6016, doi. 10.1007/s11664-020-08339-9

By:

do Nascimento, J. P. C.;
Oliveira, R. G. M.;
do Carmo, F. F.;
de Morais, J. E. V.;
Sales, J. C.;
Silva, M. A. S.;
Gouveia, D. X.;
de Andrade, H. D.;
Queiroz Júnior, I. S.;
Sombra, A. S. B.

Publication type:

Article

Up-Conversion Luminescence of Er3+/Pr3+/Yb3+ Co-doped LaNbO4 Phosphors.

Published in:

Journal of Electronic Materials, 2020, v. 49, n. 10, p. 6009, doi. 10.1007/s11664-020-08329-x

By:

do Nascimento, João P. C.;
do Carmo, Felipe F.;
Façanha, Marcello X.;
Sales, Juscelino C.;
Gouveia, Daniel X.;
de Andrade, Humberto D.;
Queiroz Júnior, Idalmir S.;
Sombra, Antonio S. B.

Publication type:

Article

Effects of TiO2 Addition on the Radio-Frequency Properties of the Sr2CoNbO6 Matrix.

Published in:

Journal of Electronic Materials, 2020, v. 49, n. 3, p. 2211, doi. 10.1007/s11664-019-07918-9

By:

de Morais, J. E. V.;
Oliveira, R. G. M.;
Bessa, V. L.;
Freitas, D. B.;
Sales, J. C.;
do Carmo, F. F.;
Gouveia, D. X.;
Silva, M. A. S.;
Sombra, A. S. B.

Publication type:

Article

Dielectric Resonator Antennas with Frequency Stability Under Severe Temperature Variations Based on Li2MgTi3O8 Ceramic Matrix Added with Bi2O3.

Published in:

Journal of Electronic Materials, 2018, v. 47, n. 12, p. 7272, doi. 10.1007/s11664-018-6664-0

By:

Bezerra, J. W. O.;
Oliveira, R. G. M.;
Silva, M. A. S.;
Maciel, T. F.;
Goes, J. C.;
Sombra, A. S. B.

Publication type:

Article

RF and Microwave Electrical Properties Study of the Magneto-Dielectric Resonator Antenna of the Matrix Composite [SrFe12O19 (SFO)1−x-BiFeO3(BFO)x].

Published in:

Journal of Electronic Materials, 2018, v. 47, n. 10, p. 6144, doi. 10.1007/s11664-018-6507-z

By:

de Morais, J. E. V.;
Oliveira, R. G. M.;
Bessa, V. L.;
Silva, M. A. S.;
Costa, M. M.;
Gouveia, D. X.;
Goldsmith, J.;
Carroll, T. K.;
Sombra, A. S. B.

Publication type:

Article

Magneto Tuning of a Ferrite Dielectric Resonator Antenna Based on LiFe5O8 Matrix.

Published in:

Journal of Electronic Materials, 2018, v. 47, n. 7, p. 3829, doi. 10.1007/s11664-018-6255-0

By:

de Morais, J. E. V.;
de Castro, A. J. N.;
Oliveira, R. G. M.;
do Carmo, F. F.;
Sales, A. J. M.;
Sales, J. C.;
Silva, M. A. S.;
Gouveia, D. X.;
Costa, M. M.;
Rodrigues, A. R.;
Sombra, A. S. B.

Publication type:

Article

Microstrip Antenna on a High Dielectric Constant Substrate: BaTiO3 (BTO)-CaCu3Ti4O12(CCTO) Composite Screen-Printed Thick Films.

Published in:

Journal of Electronic Materials, 2006, v. 35, n. 10, p. 1848, doi. 10.1007/s11664-006-0167-0

By:

Fechine, P. B. A.;
Távora, A.;
Kretly, L. C.;
Almeida, A. F. L.;
Santos, M. R. P.;
Freire, F. N. A.;
Sombra, A. S. B.

Publication type:

Article

Evaluation of the effect of the addition of TiO2 on the dielectric behaviour of YNbO4 ceramic using impedance spectroscopy.

Published in:

Journal of Materials Science: Materials in Electronics, 2024, v. 35, n. 8, p. 1, doi. 10.1007/s10854-024-12315-y

By:

Abreu, T. O.;
Gurgel, K. J. A.;
do Nascimento, J. P. C.;
Nogueira, F. E. A.;
Silva, M. A. S.;
do Carmo, F. F.;
Abreu, R. F.;
Ghosh, A.;
Sombra, A. S. B.

Publication type:

Article

Evaluation of the Sr2TiSi2O8 ceramic matrix for radiofrequency and microwave applications.

Published in:

Journal of Materials Science: Materials in Electronics, 2023, v. 34, n. 5, p. 1, doi. 10.1007/s10854-023-09925-3

By:

Abreu, R. F.;
Nobrega, F. A. C.;
da M. Colares, D.;
Saturno, S. O.;
do Nascimento, J. P. C.;
Abreu, T. O.;
Ghosh, A.;
do Carmo, F. F.;
Silva, M. A. S.;
Sales, A. J. M.;
Silva, R. S.;
Sombra, A. S. B.

Publication type:

Article

Correction to: Dielectric properties of bismuth layer-structured ferroelectric Bi3R2Ti3FeO15 (R = Bi, Gd, and Nd) at microwave and radiofrequency.

Published in:

2021

By:

Silva, P. H. T.;
Silva, M. A. S.;
Sombra, A. S. B.;
Fechine, P. B. A.

Publication type:

Correction Notice

Dielectric properties of bismuth layer structured ferroelectric Bi3R2Ti3FeO15 (R = Bi, Gd, and Nd) at microwave and radiofrequency.

Published in:

Journal of Materials Science: Materials in Electronics, 2021, v. 32, n. 14, p. 18628, doi. 10.1007/s10854-021-06332-4

By:

Silva, P. H. T.;
Silva, M. A. S.;
Sombra, A. S. B.;
Fechine, P. B. A.

Publication type:

Article

Impedance and Mössbauer spectroscopy study of BiCu3Ti3FeO12 dielectric matrix.

Published in:

Journal of Materials Science: Materials in Electronics, 2021, v. 32, n. 9, p. 11607, doi. 10.1007/s10854-021-05768-y

By:

Freitas, D. B.;
Bezerra Júnior, M. H.;
Oliveira, R. G. M.;
de Morais, J. E. V.;
Bessa, V. L.;
Carmo, F. F.;
Pereira, M. S.;
Vasconcelos, I. F.;
Silva, M. A. S.;
de Andrade, H. D.;
Queiroz Júnior, I. S.;
Silva, R. S.;
Sombra, A. S. B.

Publication type:

Article

Evaluation of dielectric properties of the barium titanium silicate (Ba2TiSi2O8) for microwave applications.

Published in:

Journal of Materials Science: Materials in Electronics, 2021, v. 32, n. 6, p. 7034, doi. 10.1007/s10854-021-05414-7

By:

Abreu, R. F.;
Abreu, T. O.;
da M. Colares, D.;
Saturno, S. O.;
do Nascimento, J. P. C.;
Nobrega, F. A. C.;
Ghosh, A.;
Vasconcelos, S. J. T.;
Sales, J. C.;
de Andrade, H. D.;
Júnior, I. S. Queiroz;
Sombra, A. S. B.

Publication type:

Article

Impedance spectroscopy analysis of an FeNbO4 matrix with different additions of TiO2 and the effects of temperature variation.

Published in:

Journal of Materials Science: Materials in Electronics, 2021, v. 32, n. 5, p. 5936, doi. 10.1007/s10854-021-05314-w

By:

Bezerra Junior, M. H.;
Abreu, T. O.;
do Carmo, F. F.;
de Morais, J. E. V.;
Oliveira, R. G. M.;
Silva, M. A. S.;
de Andrade, H. D.;
Queiroz Junior, I. S.;
Mota, J. C. M.;
Sombra, A. S. B.

Publication type:

Article

Enhancing the electrical properties of Bi4Ti3O12 (BiT) matrix by special alloying and sintering.

Published in:

Journal of Materials Science: Materials in Electronics, 2020, v. 31, n. 24, p. 22265, doi. 10.1007/s10854-020-04727-3

By:

Bessa, V. L.;
De Morais, J. E. V.;
Oliveira, R. G. M.;
Freitas, D. B.;
Sales, J. C.;
Do Carmo, F. F.;
Silva, M. A. S.;
Gouveia, D. X.;
Sombra, A. S. B.

Publication type:

Article

High thermal stability of RF dielectric properties of BiVO4 matrix with added ZnO.

Published in:

Journal of Materials Science: Materials in Electronics, 2020, v. 31, n. 16, p. 13078, doi. 10.1007/s10854-020-03858-x

By:

Oliveira, R. G. M.;
Souza, D. C.;
de Morais, J. E. V.;
Batista, G. S.;
Silva, M. A. S.;
Gouveia, D. X.;
Trukhanov, S.;
Trukhanov, A.;
Panina, L.;
Singh, C.;
Zhou, D.;
Sombra, A. S. B.

Publication type:

Article

Microwave filter characteristics of ferrite and polyaniline composites from 8.2 to 12.4 GHz.

Published in:

Journal of Materials Science: Materials in Electronics, 2019, v. 30, n. 16, p. 14923, doi. 10.1007/s10854-019-01864-2

By:

Singh, Charanjeet;
Bai, Yang;
Narang, Sukhleen Bindra;
Sombra, A. S. B.;
Mishra, Sanjay R.;
Jotania, Rajshree;
Khanna, Rajesh;
Trukhanov, S. V.;
Trukhanov, A. V.;
Ghimire, Madhav

Publication type:

Article

Dielectrical and structural studies of composite matrix BiVO4-CaTiO3 and temperature effects by impedance spectroscopy.

Published in:

Journal of Materials Science: Materials in Electronics, 2018, v. 29, n. 19, p. 16248, doi. 10.1007/s10854-018-9714-8

By:

Oliveira, R. G. M.;
Freitas, D. B.;
Batista, G. S.;
de Morais, J. E. V.;
Martins, V. C.;
Costa, M. M.;
Silva, M. A. S.;
Gouvêa, D. X.;
Singh, C.;
Sombra, A. S. B.

Publication type:

Article

Elucidation of microwave absorption mechanisms in Co-Ga substituted Ba-Sr hexaferrites in X-band.

Published in:

Journal of Materials Science: Materials in Electronics, 2018, v. 29, n. 17, p. 14995, doi. 10.1007/s10854-018-9638-3

By:

Kaur, Harsimrat;
Singh, Charanjeet;
Marwaha, Anupma;
Narang, Sukhleen Bindra;
Jotania, Rajshree;
Mishra, Sanjay R.;
Bai, Yang;
Raju, K. C. James;
Singh, Dharmendra;
Ghimire, Madhav;
Dhruv, Preksha;
Sombra, A. S. B.

Publication type:

Article

Structural and dielectric behaviour analysis of TiO2 addition on the ceramic matrix BiVO4.

Published in:

Journal of Materials Science: Materials in Electronics, 2018, v. 29, n. 17, p. 14557, doi. 10.1007/s10854-018-9590-2

By:

Oliveira, R. G. M.;
Batista, G. S.;
de Morais, J. E. V.;
Costa, M. M.;
Silva, M. A. S.;
Bezerra, J. W. O.;
Sombra, A. S. B.

Publication type:

Article

Impedance spectroscopy study of TiO2 addition on the ceramic matrix Na2Nb4O11.

Published in:

Journal of Materials Science: Materials in Electronics, 2013, v. 24, n. 12, p. 4993, doi. 10.1007/s10854-013-1514-6

By:

Romeu, M. C.;
Oliveira, R. G. M.;
Sales, A. J. M.;
Silva, P. M. O.;
Filho, J. M. S.;
Costa, M. M.;
Sombra, A. S. B.

Publication type:

Article

Study of the structural and dielectric properties of BiO and PbO addition on BiNbO ceramic matrix for RF applications.

Published in:

Journal of Materials Science: Materials in Electronics, 2011, v. 22, n. 8, p. 978, doi. 10.1007/s10854-010-0247-z

By:

Almeida, J. S.;
Fernandes, T. S. M.;
Sales, A. J. M.;
Silva, M. A. S.;
Júnior, G. F. M. P.;
Rodrigues, H. O.;
Sombra, A. S. B.

Publication type:

Article

Experimental and numerical investigation of a magnetic resonator antenna based on the M-type hexaferrite (BaxSr1-xFe12O19).

Published in:

Microwave & Optical Technology Letters, 2010, v. 52, n. 2, p. 452, doi. 10.1002/mop.24931

By:

Pereira, F. M. M.;
Sohn, R. S. T. M.;
Rodrigues, H. O.;
Júnior, G. F. M. P.;
Theophilo, K. R. B.;
Rocha, M. J. S.;
Silva, M. A. S.;
Sombra, A. S. B.

Publication type:

Article

Bulk and patch ferrite resonator antennas based on the ceramic matrix composite: GdIGx YIG1-x.

Published in:

Microwave & Optical Technology Letters, 2009, v. 51, n. 6, p. 1595, doi. 10.1002/mop.24395

By:

Fechine, P. B. A.;
Almeida, A. F. L.;
de Oliveira, R. S.;
Moretzsohn, R. S. T.;
Silva, R. R.;
Sombra, A. S. B.

Publication type:

Article

Magneto-dielectric properties of the Y3Fe5O12 and Gd3Fe5O12 dielectric ferrite resonator antennas.

Published in:

Microwave & Optical Technology Letters, 2008, v. 50, n. 11, p. 2852, doi. 10.1002/mop.23824

By:

Fechine, P. B. A.;
Moretzsohn, R. S. T.;
Costa, R. C. S.;
Derov, J.;
Stewart, J. W.;
Drehman, A. J.;
Junqueira, C.;
Sombra, A. S. B.

Publication type:

Article

Dielectric resonator antenna: Operation of the magnetodielectric composites Cr0.75Fe1.25O3 (CRFO)/Fe0.5Cu0.75Ti0.75O3 (FCTO).

Published in:

Microwave & Optical Technology Letters, 2007, v. 49, n. 2, p. 409, doi. 10.1002/mop.22160

By:

Rocha, H. H. B.;
Freire, F. N. A.;
Costa, R. C. S.;
Sohn, R. S. T. M.;
Orjubin, G.;
Junqueira, C.;
Cordaro, T.;
Sombra, A. S. B.

Publication type:

Article

Electrical and optical properties of CaCu3Ti4O12 (CCTO) substrates for microwave devices and antennas.

Published in:

Microwave & Optical Technology Letters, 2003, v. 39, n. 2, p. 145, doi. 10.1002/mop.11152

By:

Kretly, L. C.;
Almeida, A. F. L.;
De Oliveira, R. S.;
Sasaki, J. M.;
Sombra, A. S. B.

Publication type:

Article

Interchannel crosstalk on the acousto-optic tunable filter (AOTF) for network applications.

Published in:

Microwave & Optical Technology Letters, 2002, v. 35, n. 3, p. 230, doi. 10.1002/mop.10565

By:

Sobrinho, C. S.;
Lima, J. L. S.;
Sombra, A. S. B.

Publication type:

Article

Ultra-short pulse propagation in a lossy acousto-optic tunable filter (AOTF).

Published in:

Microwave & Optical Technology Letters, 2001, v. 28, n. 5, p. 346, doi. 10.1002/1098-2760(20010305)28:5<346::AID-MOP1037>3.0.CO;2-O

By:

Da Silva, M. G.;
De Oliveira, R. S.;
Sombra, S. B.

Publication type:

Article

Structure and optical properties of lithium niobium-phosphate glasses and glass ceramics.

Published in:

Physica Status Solidi (B), 1996, v. 197, n. 1, p. 231, doi. 10.1002/pssb.2221970130

By:

De Araujo, E. B.;
De Paiva, J. A. C.;
De Araujo, M. A. B.;
Sombra, A. S. B.

Publication type:

Article

Application of the ultrashort pulse position modulation method in the frequency domain and dual optical sideband modulation, based on the acoustic-optical filter of photonic crystal fibers to obtain optical logic gates.

Published in:

Optical Engineering, 2022, v. 61, n. 6, p. 67101, doi. 10.1117/1.OE.61.6.067101

By:

Oliveira, Marcos V. N.;
Filho, Antonio F. G. F.;
Lima, Sandro V.;
Sousa, Jose R. R.;
Ferreira, Alisson C.;
Sobrinho, Cicero S.;
Sombra, Antonio S. B.

Publication type:

Article