Recent publications

184: ''Quantum spin dynamics in Fock space following quenches: Caustics and Vortices "
J. Mumford, E. Turner, D.W.L. Sprung and D.H.J. O'Dell
to appear in Physical Review Letters (2019) .
183: ''Construction and FLoquet-Bloch analysis of analytically solvable Hill equations with smooth potentials"
Alex Ibrahim, D.W.L. Sprung and G.V. Morozov
J. Opt. Soc. Am. B 35 (2018) 1223-32.
182: ``Floquet-Bloch solutions in a Sawtooth Photonic Crystal",
S. Caffrey, G.V. Morozov, D.W.L. Sprung and J. Martorell,
Optical and Quantum Electronics, (March 2017) link http://link.springer.com/article/10.1007/s11082-017-0939-1
181: ``Floquet-Bloch Analysis of Analytically Solvable Hill Equations with Continuous Potentials",
S. Caffrey, G.V. Morozov, D. Macbeath and D.W.L. Sprung,
J. Opt. Soc. Am. B 33 (2016) 1190-96.
180: ``Band structure analysis of an analytically solvable Hill equation with a continuous potential"
G.V. Morozov and D.W.L. Sprung,
J. Optics 17 (2015) 035607 (8 pp)
179: ``One-dimensional photonic crystals with a sawtooth refractive index: another analytically solvable system",
G.V. Morozov, D.W.L. Sprung and J. Martorell,
New J. Phys. 15 (2013) 103009 (10 pp)
178: Disappearance of allowed bands in light scattering from a binary photonic crystal beyond the second critical angle
G.V. Morozov, F. Placido and D.W.L. Sprung,
J. Opt. Soc. Am. B 30 (2013) 788-94.
177: Finite Fourier transforms computed by a modified Filon-Euler-MacLaurin method
D. W. L. Sprung, M. Betti and W. van Dijk
Comp. Phys. Comm. 184 (2013) 607-616, doi: 10.1016/j.cpc.2012.10.014
176: TM-polarized Floquet-Bloch waves in one-dimensional photonic crystals
G.V. Morozov and D.W.L. Sprung,
J. Opt. Soc. Am. B 29 (2012) 3231-9.
175: "Comment on ``Exactly solvable models to illustrate supersymmetry and test
approximation methods in quantum mechanics", [Am. J. Phys. 79 (2011) 755-761],"
D.W.L. Sprung, Akbar Safari and N. Sator
Am. J. Phys. 80 (2012) 734-7; Erratum ibid. 80 (2012) 1010.
174: "Floquet-Bloch waves in 1D photonic crystals",
G. V. Morozov and D.W.L. Sprung,
Euro. Phys. Lett. 96 (2011) 54005 (6 pp.) doi:10.1209/0295-5075/96/54005
173: Absorptive photonic crystals in one-dimension
G.V. Morozov, F. Placido and D.W.L. Sprung,
J. Optics 13 (2011) 035102 (5 pp.) doi: 10.1088/2040-8978/13/3/035102
172: Semiclassical coupled wave theory for 1D absorptive photonic crystals
G. V. Morozov, D. W. L. Sprung, and J. Martorell,
Proc. SPIE, 7750 (2010) pp 77502H1-10; doi:10.1117/12.876313
171: Quantum decay at long times, (review article)
E. Torrontegui, J. G. Muga, J. Martorell and D.W.L. Sprung,
Ch. 9 in ``Advances in Quantum Chemistry'' 60 485-536 (2010)
Eds. Cleanthes A. Nicolaides and Erkki Brandas.
170: Classical picture of post-exponential decay
E. Torrontegui, J. G. Muga, J. Martorell and D.W.L. Sprung,
Phys. Rev. A 81 (2010) 042714 (5 pp)
Link to paper as published. Arxiv 1003.4659
169: Quantum post-exponential decay, (review article)
J. Martorell, J. G. Muga and D.W.L. Sprung, Chapter 9, pp 239-272 in
J. G. Muga, A. Ruschhaupt and A. del Campo, Eds., ``Time in Quantum Mechanics - 2",
Lecture Notes in Physics 789, Springer, Heidelberg (Dec. 2009) Link to web site
168: Enhanced observability of quantum post-exponential decay using distant detectors
E. Torrontegui, J. G. Muga, J. Martorell and D.W.L. Sprung,
Phys. Rev. A 80 (2009) 012703 (8 pp)
Link to paper as published. Arxiv 0903.4156
167: Asymptotic Approximations to Clebsch-Gordan Coefficients from a Tight-Binding Model
D. W. L. Sprung, W. van Dijk, J. Martorell and D. B. Criger,
Am. J. Phys. 77 (June, 2009) 552-61.
166: Memory effects induced by initial switching conditions in a Fano-Anderson model
J. Martorell, D.W.L. Sprung, W. van Dijk and J.G. Muga,
Phys. Rev. A 79 (2009) 062104
Link to paper as published. Link to Arxiv 0905.3970
165: Resonant carrier dynamics in strongly biased superlattices.
Pavel Abumov and D.W.L. Sprung,
J. Phys. CM 21 (2009) 495302 (9pp)
Link to paper as published. Link to ArXiv: 0712.0436
164: Long time deviation from exponential decay for inverse-square potentials
J. Martorell, J.G. Muga and D.W.L. Sprung,
Phys. Rev. A 77 (2008) 042719 (9 pp)
Link to paper as published. Related manuscript: Arxiv 0709.2685
163: Electron transmission and phase time in semiconductor superlattices
D.W.L. Sprung, W. van Dijk, C. N. Veenstra and J. Martorell,
Can. J. Phys. 86 (2008) 515-522
Link to paper as published
Link to ArXiv: cond-mat 0411118
162: Biperiodic superlattices and the transparent state
D.W.L. Sprung, L.W.A. Vanderspek, W. van Dijk, J. Martorell and C. Pacher,
Phys. Rev. B 77 (2008) 035333 (9 pp)
Link to paper as published.
Link to ArXiv: extended preprint
161: Interminiband Rabi oscillations in biased semiconductor superlattices
Pavel Abumov and D.W.L. Sprung,
Phys. Rev. B 75 (2007) 165421 (12 pp)
(preprint in pdf format )
160: Ferromagnetic resonance and stress anisotropy in a ferromagnetic/antiferromagnetic bilayer
Jian Hong Rong, Guo Hong Yun, B. Narsu and D.W.L. Sprung,
J. Appl. Phys. 100 (2006) 083901 (6 pages)
159: Surface EM waves on 1D Photonic Crystals
G.V. Morozov, J. Martorell and D.W.L. Sprung,
SPIE Conf. Proc. 6343 (2006) 63431N (10 pp)
Link to ArXiv preprint: physics 0606236
158: Surface TE waves on 1D Photonic Crystals
J. Martorell, D.W.L. Sprung and G.V. Morozov,
J. Optics A (Pure and Applied Optics) 8 (2006) 630-8, reprint
Link to ArXiv preprint: physics 0512272
157: When is lowest order WKB quantisation exact?
Rajat K. Bhaduri, D.W.L. Sprung and Akira Suzuki,
Can. J. Phys. 84 (2006) 573-581; issue S2, published on-line July 1, 2006. ( preprint in pdf format )
156: Shape invariant potentials in SUSY QM and Periodic Orbit theory,
Rajat K. Bhaduri, Jamal Sakhr, D. W. L. Sprung, Ranabir Dutt and Akira Suzuki,
J. Phys. A, 38 (2005) L183-9. Link to journal: J Phys A; Link to ArXiv preprint: quant-ph 0410041
155: Semiclassical coupled wave theory for TM waves in 1D photonic crystals,
G.V. Morozov, D.W.L. Sprung, and J. Martorell,
Phys. Rev. E 70 (2004) 016606 (7 pp.) (preprint in pdf format )
154: Semiclassical coupled wave theory of 1D photonic crystals: TE waves,
G.V. Morozov, D.W.L. Sprung, and J. Martorell,
Phys. Rev. E, 69 (2004) 016612 (11 pp.) (preprint in pdf format )
153: Electron band-pass filters for biassed finite superlattices
J. Martorell, D.W.L. Sprung and G.V. Morozov
Phys. Rev. B, 69 (2004) 115309 (10 pp.) (preprint in pdf format )
152: Geometrical approach to scattering in one dimension
D.W.L. Sprung, G.V. Morozov and J. Martorell,
J. Phys. A, 37 (2004) 1861-80, Corrigendum: 40 (2007) 6001.
reprint ( preprint in pdf format ); Corrigendum
151: Anti-reflection coatings from the analogy between electron scattering and spin precession
D.W.L. Sprung, G.V. Morozov and J. Martorell,
J. App. Phys. 93 (2003) 4395-4406. (preprint in pdf format )
150: Design of electron band-pass filters for semiconductor superlattices
G.V. Morozov, D. W. L. Sprung, and J. Martorell
J. Phys. D (Appl. Phys.) 35 (2002) 3052-9. (preprint in pdf format )
149: Optimal band-pass filter for electrons in semiconductor superlattices
G.V. Morozov, D. W. L. Sprung, and J. Martorell
J. Phys. D (Appl. Phys.) 35 (August 2002) 2091-5. (preprint in pdf format )
148: Continuum Bound States as surface states of a finite periodic system
D. W. L. Sprung, J.D. Sigetich, P. Jagiello and J. Martorell
Phys. Rev. B 67 (2003) 085318 (11 pp.)
Preprint: cond-mat 0110116)
147: Status and perspectives of nanoscale device modelling
M. Macucci, G. Iannoccone, J. Greer, J. Martorell, D.W.L. Sprung, A. Schenk,
I.I. Yakimenko, K-F. Berggren, K. Stokbro and N. Gippius
Nanotechnology 12 (2001) 136-142.
146: A Model for single electron decays from a strongly isolated quantum dot
J. Martorell, D.W.L. Sprung, P. A. Machado and C. G. Smith
Phys. Rev. B, 63 (2001) 045325 (8 pp.) (preprint in pdf format )
145: Bound states of a finite periodic potential
D.W.L. Sprung, J. D. Sigetich, Hua Wu and J. Martorell
Am. J. Phys. 68 (2000) 715-22. (preprint in ps format)
144: Electrostatic potential acting on a point charge inside a conducting cavity
Hua Wu, D.W.L. Sprung and J. Martorell
Euro. J. Phys. 21 (2000) 413-9. (preprint in pdf format)
143: Hadronic vacuum polarization and the Lamb Shift
J.L. Friar, J. Martorell and D.W.L. Sprung,
Phys. Rev. A. 59 (1999) 4061-3. (preprint nucl-th 9812053) BR>
142: Quantum chaos in terms of Bohm trajectories
Hua Wu and D. W. L. Sprung,
Phys. Lett. A 261 (1999) 150-7.
141: Addendum to `Periodic quantum wire and its quasi one-dimensional nature', [see No. 114]
D. W. L. Sprung, Hua Wu and J. Martorell,
J. Phys. D 32 (1999) 2136-9.
See ps online preprint
140: 3D simulation of quantum cellular automata and the zero-dimensional approximation
Hua Wu and D.W.L. Sprung,
J. Appl. Phys. 80 (1998) 4000-5.
139: Addendum to: `The symmetrised Fermi function and its transforms'
D.W.L. Sprung and J. Martorell,
J. Phys. A, 31 (1998) 8973-5.
138: Electron transport in one-dimensional magnetic superlattices
Zhen-Li Ji and D.W.L. Sprung,
VLSI Design 8(1998) 559-565.
137: Nuclear Sizes and the Isotope Shift
J.L. Friar, J. Martorell and D.W.L. Sprung
Phys. Rev. A 56 (1997) 4579-86. (See online version here nucl-th 9707016)
136: The symmetrised Fermi function and its transforms
D.W.L. Sprung and J. Martorell
J. Phys. A (Math. & General) 30 (1997) 6525-34.
135: Electronic transport through one-dimensional magnetic superlattices
Zhen-Li Ji and D.W. Sprung
Phys. Rev. B 56 (1997) 1045-8.
134: Transport properties of quantum wires in spacially periodic magnetic and electrostatic fields
Zhen-Li Ji and D.W.L. Sprung
Semi. Sci. Tech. 12 (1997) 529-34.
133: Electronic transport in quantum wires in non-uniform magnetic fields
Zhen-Li Ji and D.W.L. Sprung
Phys. Rev. B 54 (1996) 8044-8.
132: Semi-classical treatment of electrons in quantum wires
D.W.L. Sprung and J. Martorell
Solid State Communications, 99 (1996) 701-6
131: Systematics of self-consistent calculations of deep etched quantum wires
J. Martorell and D.W.L. Sprung
Phys. Rev. B 54 (1996) 11386-96.
130: Poles, Bound States and Resonances illustrated by the finite square well potential
D.W.L. Sprung, Hua Wu and J. Martorell
Am. J. Phys. 64 (1996) 136-144.
129: Reply to `Fractal potential from energy levels
Hua Wu and D.W.L. Sprung
Phys. Rev. E 51 (1995) 6327.
128: Deuteron Polarizability Shifts and the Deuteron Matter Radius
J. Martorell, D.W. L. Sprung, and D.C. Zheng
Phys. Rev. C 51(1995) 1127-35.
127: A Comment on `Classical Orbits in Power Law Potentials'
Hua Wu and D.W.L. Sprung,
Am. J. Phys. 63 (1995) 564-7.
126: Numerical investigation of iso-spectral cavities built from triangles
Hua Wu, D.W.L. Sprung, and J. Martorell
Phys. Rev. E 51 (1995) 701-8.
125: Systematic trends in self-consistent calculations of linear quantum wires
J. Martorell, Hua Wu and D.W.L. Sprung
Phys. Rev. B 50 (1994) 17,298-310.
124: Ballistic Transport: A view from the quantum theory of motion
Hua Wu and D.W.L. Sprung
Phys. Lett. A 196 (1994) 229-236.
123: Deuteron Properties using a Truncated OPEP
By: D.W.L. Sprung, W. Van Dijk, E. Wang, D.C. Zheng, P. Sarriguren and J. Martorell
Phys. Rev. C 49 (1994) 2942-9.
122: Determination of the electron density in GaAs/Al_xGa_(1-x)As heterostructures
Joan Martorell and D. W. L. Sprung
Phys. Rev. B 49 (1994) 13750-9.
121: The inverse square potential and the quantum vortex
Hua Wu and D.W.L. Sprung
Phys. Rev. A 49 (1994) 4305-11.
120: Quantum probability flow patterns
Hua Wu and D.W.L. Sprung
Phys. Lett. A 183 (1993) 413-7.
119: Validity of the Transfer Matrix Method for Two-dimensional Quantum Wires
Hua Wu and D.W.L. Sprung
Appl. Phys. A 58 (1994) 581-7.
118: Scattering by a Finite Periodic Potential
D.W.L. Sprung, Hua Wu and J. Martorell
Am. J. Phys. 61(1993) 1118-24.
reprint
117: Riemann Zeroes and a Fractal Potential
D.W.L. Sprung and Hua Wu,
Phys. Rev. E 48 (1993) 2595-9.
116: Deuteron Mean Square Radius and the Saclay Experiment
D.W.L. Sprung and Hua Wu,
Acta Physica Polonica B 24 (1993) 503-11.
115: Modelling Chaotic Quantum Systems by Tri-diagonal Random Matrices
Hua Wu, D.W.L. Sprung, Michel Vallieres and Da Hsuan Feng
Phys. Rev. E 47 (1993) 4063-6.
114: Periodic Quantum Wire and its Quasi One-dimensional Nature
Hua Wu, D.W.L. Sprung and J. Martorell
J. Phys. D: Applied Physics, 26(1993) 798-803.
113: Suppression of Energy Fluctuations in the Classical Counterpart of Quantum Models
Hua Wu, D.W.L. Sprung, Michel Vallieres and Da Hsuan Feng
Phys. Rev. E 47 (1993) 2444-7.
112: Linear Chain States with Zero-range and other Skyrme Interactions
L. Zamick, D.C. Zheng, and D.W.L. Sprung
Phys. Lett. B 293 (1992) 1-6.
111: Comparison of Confining Potentials in the Quantum Wire Problem
Hua Wu, D.W.L. Sprung and J. Martorell
Applied Phys. A 56 (1993) 127-131.
110: Theoretical study of Multi-bend Quantum Wires
Hua Wu, and D.W.L. Sprung
Phys. Rev. B 47 (1993) 1500-5.
109: Pairing Correlations Studied in the Two-level Model
D.C. Zheng, D.W.L. Sprung and H. Flocard,
Phys. Rev. C 46 (1992) 1355-63.
108: A Generalized Helm Model for Nuclear Charge Densities
D.C. Zheng, N. Yamanishi and D.W.L. Sprung
Nucl. Phys. A 550 (1992) 89-111.
107: Electronic Properties of a Quantum Wire with Arbitrary Bending Angle
Hua Wu, D.W.L. Sprung and J. Martorell,
J. Appl. Phys. 72 (1992) 151-4.
106: The Magnetic Moments and Form Factors of Oxygen 17 and Calcium 41
D.C. Zheng, D.W.L. Sprung and L. Zamick,
Nucl. Phys. A 540 (1992) 57-65.
105: Understanding Quantum Wires with Circular Bends
D.W.L. Sprung, Hua Wu and J. Martorell
J. Appl. Phys. 71 (1992) 515-7.
104: A New Look at the Square Well Potential
D.W.L. Sprung, Hua Wu and J. Martorell
European J. Phys. 13 (1992) 21-25.
103: Effective One-dimensional Square Well for Two-dimensional Quantum Wires
Hua Wu, D.W.L Sprung, and J. Martorell
Phys. Rev. B 45 (1992) 11960-7.
102: Quantum Wire with Periodic Serial Structure
Hua Wu, D.W.L. Sprung, J. Martorell and S. Klarsfeld
Phys. Rev. B 44 (1991) 6351-60.
101: Momentum Distributions from Deformed Hartree-Fock Calculations
E. Moya de Guerra, P. Sarriguren, J.A. Caballero, M. Casas and D.W.L.Sprung
Nucl. Phys. A 529 (1991) 68-94.
100: Analytical Treatment of Electron Wave Propagation in Two-Dimensional Systems
S. Klarsfeld, J. Martorell, Hua Wu and D.W.L. Sprung
Solid State Communications, 78 (1991) 13-18.
99: Structure Effects in the Deuteron Wave Function
M.W. Kermode, W. van Dijk, D.W.L. Sprung, M.M. Mustafa and S.A. Moszkowski
J. Phys. G (Nucl. & Part. Phys.) 17 (1991) 105-111.

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