Search Results - "Runge, Keith"
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A Comparative Study of Geometric Phase Change- and Sideband Peak Count-Based Techniques for Monitoring Damage Growth and Material Nonlinearity
Published in Sensors (Basel, Switzerland) (11-10-2024)“…This work presents numerical modeling-based investigations for detecting and monitoring damage growth and material nonlinearity in plate structures using…”
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2
Experimental classical entanglement in a 16 acoustic qubit-analogue
Published in Scientific reports (20-12-2021)“…The possibility of achieving and controlling scalable classically entangled, i.e., inseparable, multipartite states, would fundamentally challenge the…”
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3
Observation of Discrete Floquet Time Crystals in Periodically Driven Acoustic Bubbles
Published in Crystals (Basel) (01-03-2022)“…We show experimentally and theoretically that the translation dynamics of acoustic bubbles in an acoustic standing wave field exhibit all the attributes of a…”
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4
Information encoding and encryption in acoustic analogues of qubits
Published in Scientific reports (28-06-2024)“…Cryptography is crucial in protecting sensitive information and ensuring secure transactions in a time when data security and privacy are major concerns…”
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Demonstration of a two-bit controlled-NOT quantum-like gate using classical acoustic qubit-analogues
Published in Scientific reports (18-08-2022)“…The Controlled-NOT (CNOT) gate is the key to unlock the power of quantum computing as it is a fundamental component of a universal set of gates. We demonstrate…”
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Pseudo-Spin Polarized One-Way Elastic Wave Eigenstates in One-Dimensional Phononic Superlattices
Published in Crystals (Basel) (01-01-2024)“…We investigate a one-dimensional discrete binary elastic superlattice bridging continuous models of superlattices that showcase a one-way propagation…”
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7
Size-dependent permittivity and intrinsic optical anisotropy of nanometric gold thin films: a density functional theory study
Published in Optics express (20-05-2013)“…Physical properties of materials are known to be different from the bulk at the nanometer scale. In this context, the dependence of optical properties of…”
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8
Two-temperature warm dense hydrogen as a test of quantum protons driven by orbital-free density functional theory electronic forces
Published in Matter and radiation at extremes (01-11-2020)“…We consider a steady-state (but transient) situation in which a warm dense aggregate is a two-temperature system with equilibrium electrons at temperature Te,…”
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Spacetime representation of topological phononics
Published in New journal of physics (02-05-2018)“…Non-conventional topology of elastic waves arises from breaking symmetry of phononic structures either intrinsically through internal resonances or…”
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Topological Acoustic Sensing Using Nonseparable Superpositions of Acoustic Waves
Published in Vibration (01-09-2022)“…We introduce a method, topological acoustic sensing, which exploits changes in the geometric phase of nonseparable coherent superpositions of acoustic waves to…”
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Directional Acoustic Bulk Waves in a 2D Phononic Crystal
Published in Crystals (Basel) (01-08-2024)“…We used the transfer matrix method to investigate the conditions supporting the existence of directional bulk waves in a two-dimensional (2D) phononic crystal…”
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12
Tuning Logical Phi-Bit State Vectors in an Externally Driven Nonlinear Array of Acoustic Waveguides via Drivers’ Phase
Published in Quantum reports (01-04-2023)“…We experimentally navigate the Hilbert space of two logical phi-bits supported by an externally driven nonlinear array of coupled acoustic waveguides by…”
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13
Directional Elastic Pseudospin and Nonseparability of Directional and Spatial Degrees of Freedom in Parallel Arrays of Coupled Waveguides
Published in Applied sciences (01-05-2020)“…We experimentally and numerically investigated elastic waves in parallel arrays of elastically coupled one-dimensional acoustic waveguides composed of aluminum…”
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14
Topological acoustic sensing using the geometric phase
Published in The Journal of the Acoustical Society of America (01-03-2024)“…We introduce a method, topological acoustic sensing, which exploits changes in the geometric phase of acoustic waves to sense defects in some structure or…”
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15
Structure and properties of disiloxane: An ab initio and post-Hartree-Fock study
Published in International journal of quantum chemistry (2008)“…As a prototype of the SiOSi bonding region for silica modeling, especially the highly flexible SiOSi angle deformation, we studied the structure of…”
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16
Pseudo-spin polarized one-way elastic wave eigenstates in one-dimensional phononic superlattices
Published in The Journal of the Acoustical Society of America (01-03-2024)“…We use a one-dimensional discrete binary elastic superlattice bridging continuous models of superlattices that showcase one-way propagation character and the…”
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17
One-way propagation of topologically non-conventional bulk transverse elastic waves in infinite and finite superlattices: Application to low-loss acoustic wave devices
Published in Applied physics letters (03-07-2023)“…Static superlattices that do not break time-reversal symmetry can support robust topologically protected elastic waves with non-zero amplitude in the forward…”
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18
Quantum analogue information processing using “classical entanglement” of acoustic waves
Published in The Journal of the Acoustical Society of America (01-03-2023)“…Various quantum analogues have emerged due to recent advances in the design and fabrication of acoustic structures. Acoustic analogous to “entangled” states of…”
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19
One-Dimensional Mass-Spring Chains Supporting Elastic Waves with Non-Conventional Topology
Published in Crystals (Basel) (01-04-2016)“…There are two classes of phononic structures that can support elastic waves with non-conventional topology, namely intrinsic and extrinsic systems. The…”
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20
Effect of Ligand Adsorption on the Electronic Properties of the PbS(100) Surface
Published in Langmuir (10-11-2020)“…A first-principles density functional theory calculation was carried out to study the adsorption of acetic acid, methyl amine, methanethiol, and hydrogen…”
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