By Associate Professor David Anthony Powell

Journal articles

Sukhorukov AA; Ha S; Shadrivov IV; Powell DA; Kivshar YS, 2009, 'Dispersion extraction with near-field measurements in periodic waveguides', Optics Express, 17, pp. 3716 - 3721, http://dx.doi.org/10.1364/OE.17.003716

Powell DA; Shadrivov IV; Kivshar YS, 2008, 'Cut-wire-pair structures as two-dimensional magnetic metamaterials', Optics Express, 16, pp. 15185 - 15190, http://dx.doi.org/10.1364/OE.16.015185

Powell DA; Shadrivov IV; Kivshar YS, 2008, 'Multistability in nonlinear left-handed transmission lines', Applied Physics Letters, 92, http://dx.doi.org/10.1063/1.2955531

Powell DA, 2008, 'The sub-wavelength imaging performance of disordered wire media', Physics Letters Section A General Atomic and Solid State Physics, 372, pp. 3919 - 3921, http://dx.doi.org/10.1016/j.physleta.2008.02.080

Powell DA; Shadrivov IV; Kivshar YS; Gorkunov MV, 2007, 'Self-tuning mechanisms of nonlinear split-ring resonators', Applied Physics Letters, 91, http://dx.doi.org/10.1063/1.2794733

Sadek AZ; Baker CO; Powell DA; Wlodarski W; Kaner RB; Kalantar-Zadeh K, 2007, 'Polyaniline nanofiber based surface acoustic wave gas sensors-effect of nanofiber diameter on H2 response', IEEE Sensors Journal, 7, pp. 213 - 218, http://dx.doi.org/10.1109/JSEN.2006.883769

Powell DA; Kalantar-zadeh K; Wlodarski W, 2007, 'Spatial sensitivity distribution of surface acoustic wave resonator sensors', IEEE Sensors Journal, 7, pp. 204 - 212, http://dx.doi.org/10.1109/JSEN.2006.882779

Shadriviv IV; Powell DA; Morrison SK; Kivshar YS; Milford G, 2007, 'Scattering of Electromagnetic waves in metamaterial superlattices', Applied Physics Letters, 90, pp. 201919-1 - 201919-3

Kalantar-Zadeh K; Powell DA; Sadek AZ; Wlodarski W; Yang QB; Li YX, 2006, 'Comparison of ZnO/64° LiNbO3 and ZnO/36° LiTaO 3 surface acoustic wave devices for sensing applications', Sensor Letters, 4, pp. 135 - 138, http://dx.doi.org/10.1166/sl.2006.015

Powell DA; Kalantar-Zadeh K; Ippolito S; Wlodarski W, 2005, 'Comparison of conductometric gas sensitivity of surface acoustic wave modes in layered structures', Sensor Letters, 3, pp. 66 - 70, http://dx.doi.org/10.1166/sl.2005.011

Li LL; Wlodarski W; Galatsis K; Powell DA, 2003, 'A study of CO sensors with oscillatory response', Sensors and Actuators B Chemical, 96, pp. 610 - 614, http://dx.doi.org/10.1016/j.snb.2003.07.003

Kalantar-Zadeh K; Powell DA; Wlodarski W; Ippolito S; Galatsis K, 2003, 'Comparison of layered based SAW sensors', Sensors and Actuators B Chemical, 91, pp. 303 - 308, http://dx.doi.org/10.1016/S0925-4005(03)00091-1

SCOTT TR; POWELL DA, 1963, 'MEASUREMENT OF A VISUAL MOTION AFTEREFFECT IN RHESUS MONKEY', SCIENCE, 140, pp. 57 - +, http://dx.doi.org/10.1126/science.140.3562.57

POWELL DA, 1962, 'CALCIUM SULPHATE HEMIHYDRATE PREPARED IN SODIUM CHLORIDE SOLUTION', AUSTRALIAN JOURNAL OF CHEMISTRY, 15, pp. 868 - &, http://dx.doi.org/10.1071/CH9620868

POWELL DA; WAY SJ, 1962, 'TRANSFORMATION OF CALCIUM SULPHATE HEMIHYDRATE TO INSOLUBLE ANHYDRITE', AUSTRALIAN JOURNAL OF CHEMISTRY, 15, pp. 386 - &, http://dx.doi.org/10.1071/CH9620386

POWELL DA, 1960, 'ALPHA- AND BETA-FORMS OF CALCIUM SULPHATE HEMIHYDRATE', NATURE, 185, pp. 375 - 376, http://dx.doi.org/10.1038/185375a0

POWELL DA, 1958, 'TRANSFORMATION OF THE ALPHA-FORMS AND BETA-FORMS OF CALCIUM SULPHATE HEMIHYDRATE TO INSOLUBLE ANHYDRITE', NATURE, 182, pp. 792 - 792, http://dx.doi.org/10.1038/182792a0

Powell DA, 1957, 'An apparatus giving thermogravimetric and differential thermal curves simultaneously from one sample', Journal of Scientific Instruments, 34, pp. 225, http://dx.doi.org/10.1088/0950-7671/34/6/303

POWELL DA, 1956, 'SETTING OF GYPSUM PLASTER', NATURE, 178, pp. 428 - 429, http://dx.doi.org/10.1038/178428b0

Powell D, 'Braxton Bragg: The Most Hated Man of the Confederacy', REGISTER OF THE KENTUCKY HISTORICAL SOCIETY, 115, pp. 293 - 295, http://dx.doi.org/10.1353/khs.2017.0039

Conference Papers

Yang D; Chiang Y; Powell D, 2025, 'IMPLEMENTATION OF CLOSED-FORM SOLUTION IN METASURFACE UNIT-CELL DESIGN WITH COMBINATION OF HELMHOLTZ AND MEANDER-LINE RESONATOR', in Proceedings of the International Congress on Sound and Vibration

Calverley S; Powell D; Duggan S; Kayo A, 2024, 'Design of a lightweight magnetically geared machine for use in aerospace propulsion applications', in AIAA AVIATION FORUM AND ASCEND 2024, AMER INST AERONAUTICS & ASTRONAUTICS, NV, Las Vegas, presented at AIAA Aviation Forum, NV, Las Vegas, 29 July 2024 - 02 August 2024

Le DH; Kronowetter F; Chiang YK; Rao J; Maeder M; Marburg S; Powell DA, 2023, 'Bistable Origami-Inspired 1-bit Coding Acoustic Metasurfaces for Reconfigurable Beam Scanning', in 17th International Congress on Artificial Materials for Novel Wave Phenomena Metamaterials 2023, pp. 186 - 188, http://dx.doi.org/10.1109/Metamaterials58257.2023.10289302

Melnikov A; Köble S; Schweiger S; Chiang YK; Marburg S; Powell DA, 2023, 'Overcoming Thermoviscous Effects: Design and Fabrication of Microacoustic Metagratings for Anomalous Refraction at Ultra-High Frequencies', in Mikrosystemtechnik Kongress 2023 Mikroelektronik Mikrosystemtechnik Und Ihre Anwendungen Nachhaltigkeit Und Technologiesouveranitat Proceedings, pp. 676 - 680

Krasikova M; Lutovinov A; Chiang YK; Powell DA; Marburg S; Kapitanova P, 2023, 'TRANSMISSION METALENS FOR ULTRASOUND FOCUSING IN WATER', in Proceedings of the International Congress on Sound and Vibration

Hossain TM; Miroshnichenko AE; Powell DA, 2022, 'Diverse Beam-Generating Boundary Tunable Metasurface Antenna for Imaging', in 2022 International Symposium on Antennas and Propagation Isap 2022, pp. 229 - 230, http://dx.doi.org/10.1109/ISAP53582.2022.9998762

Hossain TM; Miroshnichenko AE; Powell DA, 2022, 'Semi-analytical Modelling of Boundary-tunable Metasurface Antenna for Compressive Sensing', in 2022 16th International Congress on Artificial Materials for Novel Wave Phenomena Metamaterials 2022, pp. X190 - X192, http://dx.doi.org/10.1109/Metamaterials54993.2022.9920810

Milton J; Halkon B; Oberst S; Chiang YK; Powell D, 2022, 'SONAR-BASED BURIED OBJECT DETECTION VIA STATISTICS OF RECURRENCE PLOT QUANTIFICATION MEASURES', in Proceedings of the International Congress on Sound and Vibration

Fathnan AA; Powell DA, 2021, 'Beyond the Limits of Single Resonance Huygens' Metasurfaces', in 2021 34th General Assembly and Scientific Symposium of the International Union of Radio Science Ursi Gass 2021, http://dx.doi.org/10.23919/URSIGASS51995.2021.9560500

Krasikova M; Melnikov A; Krasikov S; Baloshin Y; Slobozhanyuk A; Marburg S; Powell D; Bogdanov A, 2021, 'Broadband noise mitigation using coupled Helmholtz resonators: A numerical study', in Proceedings of Inter Noise 2021 2021 International Congress and Exposition of Noise Control Engineering, http://dx.doi.org/10.3397/IN-2021-2573

Milton J; Hall M; Chiang YK; Halkon B; Oberst S; Powell D, 2021, 'Exploring the effect of underwater burial on the resonant behaviour of simplified shell geometries', in Annual Conference of the Australian Acoustical Society 2021 Making Waves AAS 2021, pp. 15 - 22

Krasikova M; Baloshin Y; Slobozhanyuk A; Melnikov A; Powell D; Petrov M; Bogdanov A, 2020, 'Noise reduction using structures based on coupled Helmholtz resonators', in Aip Conference Proceedings, http://dx.doi.org/10.1063/5.0032103

Fathnan AA; Olk AE; Powell DA, 2020, 'Broadband Metasurfaces through First Order Approximation of Surface Impedances', in 2020 14th International Congress on Artificial Materials for Novel Wave Phenomena Metamaterials 2020, pp. 51 - 53, http://dx.doi.org/10.1109/Metamaterials49557.2020.9285153

Rashid MM; Hattori H; Powell DA, 2020, 'A wide aperture metasurface for the control of high order diffraction', in 2020 IEEE Photonics Conference IPC 2020 Proceedings, http://dx.doi.org/10.1109/IPC47351.2020.9252518

Fathnan AA; Powell DA, 2020, 'Broadband Achromatic Printed-Circuit Metasurfaces', in 2020 Conference on Lasers and Electro Optics Pacific Rim CLEO PR 2020 Proceedings, http://dx.doi.org/10.1364/CLEOPR.2020.C9E_2

Esmati Z; Powell DA; Tyo JS, 2020, 'Development of an equivalent circuit model approach to the design of dense arrays of electrically small antennas', in 2020 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting Ieeeconf 2020 Proceedings, pp. 493 - 494, http://dx.doi.org/10.1109/IEEECONF35879.2020.9330216

Melnikov A; Chiang YK; Quan L; Oberst S; Alu A; Marburg S; Powell D, 2019, 'Experimental validation of maximal Willis coupling in an acoustic meta-atom', Rome, presented at Metamaterials 2019, Rome, 16 September 2019 - 21 September 2019, http://congress2019.metamorphose-vi.org/index.php/component/svisor/?task=showScheduleSvisor&Itemid=156

Fathnan AA; Powell DA, 2019, 'Realization of achromatic microwave metasurface lenses', in 2019 13th International Congress on Artificial Materials for Novel Wave Phenomena Metamaterials 2019, pp. X122 - X124, http://dx.doi.org/10.1109/MetaMaterials.2019.8900942

Liu M; Powell DA; Zarate Y; Shadrivov IV, 2019, 'Time-Varying Huygens' Metadevices for Parametric Wave Control', in 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings, San Jose, California, presented at 2019 Conference on Lasers and Electro-Optics, CLEO 2019, San Jose, California, 05 May 2019, http://dx.doi.org/10.1364/CLEO_QELS.2019.FF1B.4

Manjunath S; Liu M; Raj V; Aoni RA; Powell DA; Shadrivov IV; Rahmani M, 2019, 'Deep-subwavelength metamaterial resonators operating at dual frequency regions', in Proceedings of SPIE the International Society for Optical Engineering, http://dx.doi.org/10.1117/12.2538398

Liu M; Susli M; Silva D; Putrino G; Kala H; Fan S; Cole M; Faraone L; Wallace VP; Padilla WJ; Powell DA; Shadrivov IV; Martyniuk M, 2019, 'Ultrathin tunable terahertz absorbers based on electrostatically actuated metamaterial', in Proceedings of SPIE the International Society for Optical Engineering, http://dx.doi.org/10.1117/12.2534282

Liu M; Zarate Y; Shadrivov IV; Powell DA, 2018, 'Time-varying metasurfaces for arbitrary parametric wave control', in Proceedings of the 2018 IEEE 7th Asia-Pacific Conference on Antennas and Propagation, APCAP 2018, IEEE, Auckland, New Zealand, pp. 512 - 513, presented at 2018 IEEE 7th Asia-Pacific Conference on Antennas and Propagation (APCAP), Auckland, New Zealand, 05 August 2018 - 08 August 2018, http://dx.doi.org/10.1109/APCAP.2018.8537917

Esmati Z; Powell DA; Tyo JS, 2018, 'Using electrically-small HPEM antenna array elements to divide power and shape aperture fields', in 2018 IEEE Antennas and Propagation Society International Symposium and Usnc Ursi National Radio Science Meeting Apsursi 2018 Proceedings, Institute of Electrical and Electronics Engineers (IEEE), MA, Boston, pp. 313 - 314, presented at 2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, MA, Boston, 08 July 2018 - 13 July 2018, http://dx.doi.org/10.1109/APUSNCURSINRSM.2018.8609458

Fathnan AA; Powell DA, 2018, 'Efficiency calculation of non-periodic metasurface based on modified near field to far field transformation', in Asia Pacific Microwave Conference Proceedings APMC, pp. 1312 - 1314, http://dx.doi.org/10.23919/APMC.2018.8617186

Fathnan AA; Powell D, 2018, 'Design of Transmissive huygens metasurface using modified cross and patch structure', in 2018 International Conference on Information and Communications Technology Icoiact 2018, pp. 798 - 801, http://dx.doi.org/10.1109/ICOIACT.2018.8350794

Liu M; Susli M; Silva D; Putrino G; Kala H; Fan S; Cole M; Faraone L; Wallace VP; Padilla WJ; Powell DA; Martyniuk M; Shadrivov IV, 2017, 'Fast tunable terahertz absorber based on a MEMS-driven metamaterial', in 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings, San Jose, California United States, pp. 1 - 2, presented at CLEO: QELS_Fundamental Science 2017, San Jose, California United States, 14 May 2017 - 19 May 2017, https://www.osapublishing.org/abstract.cfm?URI=CLEO_QELS-2017-FM1G.5

Cole MA; Chen W-C; Padilla WJ; Kruk SS; Powell DA; Shadrivov IV, 2017, 'Terahertz chiral structures with large optical activity (Conference Presentation)', in Sadwick LP; Yang T (ed.), TERAHERTZ, RF, MILLIMETER, AND SUBMILLIMETER-WAVE TECHNOLOGY AND APPLICATIONS X, SPIE-INT SOC OPTICAL ENGINEERING, CA, San Francisco, presented at Conference on Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications X, CA, San Francisco, 30 January 2017 - 02 February 2017, http://dx.doi.org/10.1117/12.2251777

Zarate YD; Shadrivov IV; Powell DA, 2017, 'Tunable flexible metasurfaces (Conference Presentation)', in Sadwick LP; Yang T (ed.), TERAHERTZ, RF, MILLIMETER, AND SUBMILLIMETER-WAVE TECHNOLOGY AND APPLICATIONS X, SPIE-INT SOC OPTICAL ENGINEERING, CA, San Francisco, presented at Conference on Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications X, CA, San Francisco, 30 January 2017 - 02 February 2017, http://dx.doi.org/10.1117/12.2252042

Liu L; Zarate Y; Hattori HT; Neshev DN; Shadrivov IV; Powell DA, 2017, 'Graphene metasurfaces for arbitrary wavefront control', in 2016 IEEE Photonics Conference IPC 2016, pp. 386 - 387, http://dx.doi.org/10.1109/IPCon.2016.7831150

Liu M; Fan K; Padilla W; Powell DA; Zhang X; Shadrivov IV, 2016, 'Mimicking liquid crystals with metamaterials', in 2016 Conference on Lasers and Electro Optics CLEO 2016, http://dx.doi.org/10.1364/cleo_qels.2016.fth3d.7

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