Jacob James Adams

Application of Energy Synchronous Direct Antenna Modulation for Wideband Spread Spectrum Transmissions at HF

2024 IEEE INC-USNC-URSI RADIO SCIENCE MEETING (JOINT WITH AP-S SYMPOSIUM), pp. 289–289.

Low Profile GRIN Lenses With Integrated Matching Using 3-D Printed Ceramic

IEEE OPEN JOURNAL OF ANTENNAS AND PROPAGATION, 4, 12–22.

Antenna Element Design Using Characteristic Mode Analysis: Insights and Research Directions.

Adams, J. J., Genovesi, S., Yang, B., & Antonino-Daviu, E. (2022, February 11). IEEE ANTENNAS AND PROPAGATION MAGAZINE, Vol. 2.

Fundamental Limits on Substructure Dielectric Resonator Antennas

IEEE OPEN JOURNAL OF ANTENNAS AND PROPAGATION, 3, 59–68.

Transient analysis of dynamically switched frequency shift keyed transmitters

Srivastava, S., & Adams, J. J. (2022, April 8). IET MICROWAVES ANTENNAS & PROPAGATION, Vol. 4.

An UHF Reconfigurable Liquid-Metal Monopole Antenna Based on a 2-D Surface

IEEE TRANSACTIONS ON COMPONENTS PACKAGING AND MANUFACTURING TECHNOLOGY, 11(11), 1980–1987.

DC-Assisted Stabilization of Internal Oscillations for Improved Symbol Transitions in a Direct Antenna Modulation Transmitter

Huang, D., Schab, K., Dusenbury, J. K., Sluss, B., & Adams, J. J. (2021, August 13). IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, Vol. 8.

Implementation of A Flat-Bottom Luneburg Lens Based on Conformal Transformation Optics

2021 IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM (IMS), pp. 556–558.

Metallophobic Coatings to Enable Shape Reconfigurable Liquid Metal Inside 3D Printed Plastics

ACS APPLIED MATERIALS & INTERFACES, 13(11), 12709–12718.

RESHAPE: A Liquid Metal-Based Reshapable Aperture for Compound Frequency, Pattern, and Polarization Reconfiguration

IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, 69(5), 2581–2594.

Unit cell estimation of volumetrically-varying permittivity in additively-manufactured ceramic lattices with X-ray computed tomography

MATERIALS & DESIGN, 210.

3D Printed Zirconia for UWB Stacked Conical Ring DRA

2020 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION AND NORTH AMERICAN RADIO SCIENCE MEETING, pp. 41–42.

A Circuit Model for Energy Synchronous Direct Antenna Modulation Using an Electrically Small Loop

2020 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION AND NORTH AMERICAN RADIO SCIENCE MEETING, pp. 459–460.

A Decoupling Network Based on Characteristic Port Modes

2020 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION AND NORTH AMERICAN RADIO SCIENCE MEETING, pp. 1667–1668.

An Energy-Synchronous Direct Antenna Modulation Method for Phase Shift Keying

IEEE OPEN JOURNAL OF ANTENNAS AND PROPAGATION, 1, 41–46.

Design of a 3D Printed Gradient Index Lens Using High Permittivity Ceramic

2020 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION AND NORTH AMERICAN RADIO SCIENCE MEETING, pp. 1431–1432.

Investigation of Ringing Effects on Phase Shift Keyed Direct Antenna Modulation Transmitters

2020 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION AND NORTH AMERICAN RADIO SCIENCE MEETING, pp. 1817–1818.

Investigation of biasing conditions and energy dissipation in electrochemically controlled capillarity liquid metal electronics

ELECTRONICS LETTERS, 56(7), 323–324.

Transmission of a broadband FSK signal from a dynamically tuned narrowband antenna

IET MICROWAVES ANTENNAS & PROPAGATION, 14(13), 1651–1654.

A Shape-First, Feed-Next Design Approach for Compact Planar MIMO Antennas

PROGRESS IN ELECTROMAGNETICS RESEARCH M, 77, 157–165.

Microwave dielectric properties of zirconia fabricated using NanoParticle Jetting (TM)

ADDITIVE MANUFACTURING, 27, 586–594.

Pulse Characteristics of a Direct Antenna Modulation Transmitter

IEEE Access, 7, 1–1.

Characterization of Intermodulation Distortion in Reconfigurable Liquid Metal Antennas

IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS, 17(2), 279–282.

Effect of bending and padding on the electromagnetic performance of a laser-cut fabric patch antenna

Textile Research Journal, 9(14), 004051751880120.

Liquid-Metal-Filled 3-D Antenna Array Structure With an Integrated Feeding Network

IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS, 17(5), 739–742.

Mechanochromic Stretchable Electronics

ACS APPLIED MATERIALS & INTERFACES, 10(35), 29918–29924.

Patterning and Reversible Actuation of Liquid Gallium Alloys by Preventing Adhesion on Rough Surfaces

ACS Applied Materials & Interfaces, 10(51), 44686–44695.

Porous textile antenna designs for improved wearability

Smart Materials and Structures, 27(4), 045008.

Reversibly Reconfigurable Liquid Metal Patch Antenna Using A Superhydrophobic Spray-Coating

2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, 287–288.

A Compound Frequency- and Polarization-Reconfigurable Crossed Dipole Using Multidirectional Spreading of Liquid Metal

IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS, 16, 79–82.

Analysis of a Direct Antenna Modulation Transmitter for Wideband OOK With a Narrowband Antenna

IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, 65(10), 4971–4979.

Antenna bounds for reduced basis problems

Proceedings of the 2017 International Conference on Electromagnetics in Advanced Applications (ICEAA), 855–857. Verona, Italy.

Calculation of radiation transients in direct antenna modulation systems

2017 ieee international symposium on antennas and propagation & usnc/ursi national radio science meeting, 521–522.

Quality factor calculations for the characteristic modes of dielectric resonator antennas

2017 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM). Presented at the 2017 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM).

Vacuum-filling of liquid metals for 3D printed RF antennas

ADDITIVE MANUFACTURING, 18, 221–227.

A modal approach to shape synthesis and feed placement for planar MIMO Antennas

2016 ieee antennas and propagation society international symposium, 15–16.

Computing and Visualizing the Input Parameters of Arbitrary Planar Antennas via Eigenfunctions

IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, 64(7), 2707–2718.

Mode-based analytical models for arbitrary wire and planar antennas

2016 10th european conference on antennas and propagation (eucap).

Systematic Shape Optimization of Symmetric MIMO Antennas Using Characteristic Modes

IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, 64(7), 2668–2678.

3D-printed spherical dipole antenna integrated on small RF node

Electronics Letters, 51(9), 661–662.

A reconfigurable liquid metal antenna driven by electrochemically controlled capillarity

JOURNAL OF APPLIED PHYSICS, 117(19).

Handwritten, Soft Circuit Boards and Antennas Using Liquid Metal Nanoparticles

SMALL, 11(48), 6397–6403.

Modal Q as a bounding metric for MIMO antenna optimization

2015 31st International Review of Progress in Applied Computational Electromagnetics (ACES) vol 31.

Multi-resonant AgNW/PDMS patch antenna for biaxial strain sensing

2015 ieee international symposium on antennas and propagation & usnc/ursi national radio science meeting, 1878–1879.

Physics-based circuit models for MIMO antennas using characteristic modes

2015 ieee international symposium on antennas and propagation & usnc/ursi national radio science meeting, 852–853.

Pump-free feedback control of a frequency reconfigurable liquid metal monopole

2015 ieee international symposium on antennas and propagation & usnc/ursi national radio science meeting, 2223–2224.

Accelerated frequency interpolation of antenna impedances using characteristic modes

2014 ieee antennas and propagation society international symposium (apsursi), 1413–1414.

Stretchable and Reversibly Deformable Radio Frequency Antennas Based on Silver Nanowires

ACS APPLIED MATERIALS & INTERFACES, 6(6), 4248–4253.

Broadband Equivalent Circuit Models for Antenna Impedances and Fields Using Characteristic Modes

IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, 61(8), 3985–3994.

Modeling of dense metallic grids for transparent transmission lines and antennas

2013 ieee antennas and propagation society international symposium (apsursi), 700–701.

A Modal Approach to Tuning and Bandwidth Enhancement of an Electrically Small Antenna

IEEE Transactions on Antennas and Propagation, 59(4), 1085–1092.

Comparison of Spherical Antennas Fabricated via Conformal Printing: Helix, Meanderline, and Hybrid Designs

IEEE Antennas and Wireless Propagation Letters, 10, 1425–1428.

Conformal Printing of Electrically Small Antennas on Three-Dimensional Surfaces

Advanced Materials, 23(11), 1335–1340.

Microfabrication: Conformal Printing of Electrically Small Antennas on Three-Dimensional Surfaces (Adv. Mater. 11/2011)

Advanced Materials, 23(11), 1304–1304.

Pen-on-Paper Flexible Electronics

Advanced Materials, 23(30), 3426–3430.

Measuring electrically small antennas: Details and implications

2009 IEEE International Workshop on Antenna Technology. Presented at the 2009 IEEE International Workshop on Antenna Technology "Small Antennas and Novel Metamaterials" (iWAT).

Tuning Method for a New Electrically Small Antenna With Low $Q$

IEEE Antennas and Wireless Propagation Letters, 8, 303–306.

A low Q electrically small spherical antenna

2008 IEEE Antennas and Propagation Society International Symposium. Presented at the 2008 IEEE Antennas and Propagation Society International Symposium and USNC/URSI National Radio Science Meeting.

Physics-Based Subsurface Visualization of Human Tissue

IEEE Transactions on Visualization and Computer Graphics, 13(3), 620–629.

Simulating Transillumination in Organic Material with Near Infrared Light

2006 IEEE/NLM Life Science Systems and Applications Workshop. Presented at the 2006 IEEE/NLM Life Science Systems and Applications Workshop.

A class of electrically small spherical antennas with near-minimum Q

Proceedings of the 2008 Antenna Applications Symposium, 165–175. Monticello, IL.

Bandwidth enhancement of a small antenna by modal superposition

Proceedings of the 2009 Antenna Applications Symposium, 1–15. Monticello, IL.

Bandwidth limitations, matching, and fabrication of multimode electrically small antennas

Proceedings of the 2011 Antenna Applications Symposium, 162–179. Monticello, IL.

Design of spherical meanderline antennas

Proceedings of the 2011 IEEE International Symposium on Antennas and Propagation, 765–768. Spokane, WA.

EFIE singularity treatments and their effects on characteristic mode dynamic range

Proceedings of the 2017 European Conference on Antennas and Propagation (EuCAP), 2673–2675. Paris, France.

Eigenmode-based circuit models for antennas

Proceedings of the 2012 Antenna Applications Symposium, 25–37. Monticello, IL.

Exploiting patterns in characteristic modes for efficient analytical and numerical modeling

Proceedings of the 2013 Antenna Applications Symposium, 145–157. Monticello, IL.

Liquid metal-filled 3D antenna array structure with an integrated feeding net-work

IEEE Antennas and Wireless Propagation Letters, 17(5), 739–742.

Lower bounds on sub-structure antenna Q-factor

IEEE Transactions on Antennas and Propagation, 66(7).

Measuring direct antenna modulation transmitters

Proceedings of the 2018 Allerton Antenna Applications Symposium, 236–247. Monticello, IL.

Modal Q and efficiency limits on the characteristic modes of multiport apertures

Proceedings of the 2015 Antenna Applications Symposium, 131–141. Monticello, IL.

Modal decomposition of transients in direct antenna modulation systems

Proceedings of the 2018 European Conference on Antennas and Propagation (EuCAP). London, UK.

Three-dimensional package-integrated antennas for electrically small sensor nodes

Proceedings of the Government Microwave Applications and Critical Technology Conference (GOMAC). Las Vegas, NV.

Transmission of broadband signals using narrowband antennas: theory, measurement and limitations

Proceedings of the 2017 Antenna Applications Symposium, 212–225. Monticello, IL.

Tuning small monopole antennas: modes, stubs, and Q

Proceedings of the 2010 Antenna Applications Symposium, 256–269. Monticello, IL.