By Professor Hans Albert Riesen

Book Chapters

Riesen HA; Liu Z, 2012, 'Optical Storage Phosphors and Materials for Ionizing Radiation', in Nenoi M (ed.), Current Topics in Ionizing Radiation Research, Intech, Rijeka, Croatia, pp. 625 - 648, http://dx.doi.org/10.5772/33979

Krausz E; Riesen HA, 1999, 'Laser Spectroscopy', in Inorganic Electronic Structure and Spectroscopy, Vol. I. Methodology, edn. Original, John Wiley & Sons, New York, NY, pp. 307 - 352

Journal articles

Rozaila ZS; Riesen H, 2024, 'Photoinduced electron transfer in Eu²⁺ and Sm³⁺ co-doped CaF2 nanocrystals prepared by co-precipitation', Optical Materials, 150, http://dx.doi.org/10.1016/j.optmat.2024.115225

Riesen H; Rebane A, 2023, 'Slow light and photon echoes in the ⁷F0→⁵D0 transition of Sm²⁺ in single-crystal BaFCl', Optics Express, 31, pp. 30108 - 30117, http://dx.doi.org/10.1364/OE.499613

Wahib N; Riesen H, 2023, 'Persistent Photochemical Hole-Burning in the R-Lines of Tetravalent Manganese in Submicron α-Al2O3', Journal of Physical Chemistry C, 127, pp. 17425 - 17431, http://dx.doi.org/10.1021/acs.jpcc.3c03771

Rozaila ZS; Hutchison W; Riesen H, 2023, 'Persistent Spectral Hole-Burning and Zeeman Effect of X-ray-Induced Sm²⁺ in CaF2:Sm³⁺ Nanocrystals', Journal of Physical Chemistry C, 127, pp. 16950 - 16959, http://dx.doi.org/10.1021/acs.jpcc.3c02945

Riesen N; Priest C; Lancaster DG; Badek K; Riesen H, 2023, 'Ultra-high-resolution greyscale fluorescence images via UV-exposure of thin flexible phosphor films', Nanoscale, 15, pp. 4863 - 4869, http://dx.doi.org/10.1039/d2nr02931f

Riesen H, 2022, 'Ultra-slow electron spin-lattice relaxation in a low magnetic field enables massive optical spin polarization in the ⁴A2ground state of Cr^{3 +} in ruby', Journal of Physics Condensed Matter, 34, http://dx.doi.org/10.1088/1361-648X/ac4cea

Chowdhury N; Hutchison W; Riesen N; Krausz E; Riesen H, 2022, 'Spin-forbidden near-infrared luminescence from a F3⁺colour centre generated upon annealing in mechanochemically prepared nanocrystalline BaLiF3', Nanoscale, 14, pp. 3279 - 3288, http://dx.doi.org/10.1039/d1nr06866k

Wahib N; Riesen N; Riesen H, 2022, 'Reversible Mn valence state switching in submicron α-Al2O3:Mn by soft X-rays and blue light - a potential pathway towards multilevel optical data storage', Physical Chemistry Chemical Physics, 24, pp. 6155 - 6162, http://dx.doi.org/10.1039/d1cp05737e

Rozaila ZS; Riesen N; Riesen H, 2021, 'Luminescence and photoionization of X-ray generated Sm²⁺in coprecipitated CaF2nanocrystals', Dalton Transactions, 50, pp. 16205 - 16213, http://dx.doi.org/10.1039/d1dt03024h

Riesen N; Badek K; Riesen H, 2021, 'Data Storage in a Nanocrystalline Mixture Using Room Temperature Frequency-Selective and Multilevel Spectral Hole-Burning', ACS Photonics, 8, pp. 3078 - 3084, http://dx.doi.org/10.1021/acsphotonics.1c01115

Chowdhury N; Riesen N; Riesen H, 2021, 'Photoluminescence of X-ray-Induced Divalent Tm Ions in BaLiF3:Tm³⁺Nanocrystals', Journal of Physical Chemistry C, 125, pp. 21543 - 21549, http://dx.doi.org/10.1021/acs.jpcc.1c06519

Chowdhury N; Riesen N; Riesen H, 2021, 'Yb³⁺and Er³⁺Codoped BaLiF3Nanocrystals for X-ray Dosimetry and Imaging by Upconversion Luminescence', ACS Applied Nano Materials, 4, pp. 6659 - 6667, http://dx.doi.org/10.1021/acsanm.1c00600

Riesen H; Rebane AK; Hutchison W; Ganschow S, 2020, 'Optical spin polarization in ruby enhances slow light by high-contrast transient spectral hole-burning', Journal of the Optical Society of America B: Optical Physics, 37, pp. 3136 - 3145, http://dx.doi.org/10.1364/JOSAB.402214

Chowdhury N; Riesen N; Riesen H, 2019, 'Efficient Generation of Stable Sm²⁺ in Nanocrystalline BaLiF3:Sm³⁺ by UV- And X-Irradiation', Journal of Physical Chemistry C, 123, pp. 25477 - 25481, http://dx.doi.org/10.1021/acs.jpcc.9b07230

Riesen N; Lockrey M; Badek K; Riesen H, 2019, 'On the origins of the green luminescence in the "zero-dimensional perovskite" Cs4PbBr6: Conclusive results from cathodoluminescence imaging', Nanoscale, 11, pp. 4001 - 4007, http://dx.doi.org/10.1039/c8nr09255a

Zhang J; Riesen H, 2019, 'Photostimulated and persistent luminescence of samarium ions in BaFCl', Journal of Luminescence, 207, pp. 188 - 194, http://dx.doi.org/10.1016/j.jlumin.2018.11.016

Zhang J; Riesen N; Kasim LT; Badek K; Riesen H, 2018, 'Mechanochemical preparation of nanocrystalline metal halide phosphors', Journal of Materials Science, 53, pp. 13643 - 13659, http://dx.doi.org/10.1007/s10853-018-2559-y

Riesen N; Pan X; Badek K; Ruan Y; Monro TM; Zhao J; Ebendorff-Heidepriem H; Riesen H, 2018, 'Towards rewritable multilevel optical data storage in single nanocrystals', Optics Express, 26, pp. 12266 - 12276, http://dx.doi.org/10.1364/OE.26.012266

Zhang J; Riesen N; Riesen H, 2017, 'Mechanochemically prepared SrFCl nanophosphor co-doped with Yb³⁺ and Er³⁺ for detecting ionizing radiation by upconversion luminescence', Nanoscale, 9, pp. 15958 - 15966, http://dx.doi.org/10.1039/c7nr05108e

Riesen H; Rebane A; Rajan RP; Hutchison W; Ganschow S; Szabo A, 2017, 'Ultra-slow light propagation by self-induced transparency in ruby in the superhyperfine limit', Optics Letters, 42, pp. 1871 - 1874, http://dx.doi.org/10.1364/OL.42.001871

Zhang J; Riesen H, 2017, 'Controlled Generation of Tm(2+) Ions in Nanocrystalline BaFCl:Tm(3+) by X-ray Irradiation.', J Phys Chem A, 121, pp. 803 - 809, http://dx.doi.org/10.1021/acs.jpca.6b12035

Riesen H; Badek K; Monro TM; Riesen N, 2016, 'Highly efficient valence state switching of samarium in BaFCl:Sm nanocrystals in the deep UV for multilevel optical data storage', Optical Materials Express, 6, pp. 3097 - 3108, http://dx.doi.org/10.1364/OME.6.003097

Zhang J; Riesen H, 2015, 'Mechanochemical preparation of nanocrystalline NaYF4:Gd3+/Yb3+/Tm3+: An efficient upconversion phosphor', Chemical Physics Letters, 641, pp. 1 - 4, http://dx.doi.org/10.1016/j.cplett.2015.10.040

Rajan RP; Rebane A; Riesen H, 2015, 'Rapid switching between slow and fast light by frequency-modulated transient spectral hole-burning', JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 32, pp. 2019 - 2024, http://dx.doi.org/10.1364/JOSAB.32.002019

Riesen N; François A; Badek K; Monro TM; Riesen H, 2015, 'Photoreduction of Sm 3+ in Nanocrystalline BaFCl', The Journal of Physical Chemistry A, 119, pp. 6252 - 6256, http://dx.doi.org/10.1021/acs.jpca.5b03404

Wang X; Riesen H, 2015, 'Mechanochemical synthesis of an efficient nanocrystalline BaFBr:Eu2+ X-ray storage phosphor', RSC Advances, 5, pp. 85506 - 85510, http://dx.doi.org/10.1039/c5ra16107j

Wang X; Riesen H, 2015, 'ChemInform Abstract: Mechanochemical Synthesis of an Efficient Nanocrystalline BaFBr:Eu²⁺ X‐Ray Storage Phosphor.', ChemInform, 46, http://dx.doi.org/10.1002/chin.201551188

Wang X; Liu Z; Stevens‐Kalceff MA; Riesen H, 2014, 'ChemInform Abstract: Mechanochemical Preparation of Nanocrystalline BaFCl Doped with Samarium in the 2+ Oxidation State.', ChemInform, 45, http://dx.doi.org/10.1002/chin.201442007

Wang X; Riesen H; Stevens-Kalceff MA; Rajan RP, 2014, 'Room Temperature Hole-Burning of X-ray Induced Sm in Nanocrystalline Ba Sr FCl Br :Sm Prepared by Mechanochemistry', The Journal of Physical Chemistry A, 118, pp. 140924065404004 - 140924065404004, http://dx.doi.org/10.1021/jp507401y

Wang X-L; Liu Z-Q; Stevens-Kalceff MA; Riesen H, 2014, 'Mechanochemical Preparation of Nanocrystalline BaFCl Doped with Samarium in the 2+ Oxidation State', Inorganic Chemistry, 53, pp. 8839 - 8841, http://dx.doi.org/10.1021/ic500712b

Riesen H; Wiebeler C; Schumacher S, 2014, 'Optical spectroscopy of graphene quantum dots: The case of C132', Journal of Physical Chemistry A, 118, pp. 5189 - 5195, http://dx.doi.org/10.1021/jp502753a

Liu Z; Wang X; Riesen H; Stevens-Kalceff MA, 2013, 'Mechanochemical synthesis of nanocrystalline bafcl:sm storage phosphor by ball milling', Chemical Physics Letters, 588, pp. 193 - 197, http://dx.doi.org/10.1016/j.cplett.2013.10.024

Rajan RP; Riesen H; Rebane A, 2013, 'Controlling pulse delay by light and low magnetic fields: Slow light in emerald induced by transient spectral hole-burning', Optics Letters, 38, pp. 4546 - 4549, http://dx.doi.org/10.1364/OL.38.004546

Riesen HA; Liu Z; Stevens-Kalceff MA; Wang X, 2013, 'A facile method for the preparation of Eu2+-doped nanocrystalline BaFCl', Materials Research Bulletin, 48, pp. 3691 - 3694, http://dx.doi.org/10.1016/j.materresbull.2013.05.111

Liu Z; Stevens-Kalceff MA; Riesen HA, 2013, 'Effects of Postannealing on the Photoluminescence Properties of Coprecipitated Nanocrystalline BaFCl:Sm3+', Journal of Physical Chemistry A, 117, pp. 1930 - 1934, http://dx.doi.org/10.1021/jp3118105

Carceller I; Hutchison WD; Riesen HA, 2013, 'Temperature dependence of the chromium(III) R1 linewidth in emereld', Chemical Physics Letters, 564, pp. 33 - 36, http://dx.doi.org/10.1016/j.cplett.2013.02.009

Stevens-Kalceff MA; Liu Z; Riesen HA, 2012, 'Cathodoluminescence microanalysis of irradiated microcrystalline and nanocrystalline samarium doped BaFCl', Microscopy and Microanalysis, 18, pp. 1229 - 1238, http://dx.doi.org/10.1017/S1431927612001559

Liu Z; Stevens-Kalceff MA; Riesen H, 2012, 'Photoluminescence and Cathodoluminescence Properties of Nanocrystalline BaFCl:Sm3+ X-ray Storage Phosphor', Journal of Physical Chemistry C, 116, pp. 8322 - 8331, http://dx.doi.org/10.1021/jp301338b

Riesen H; Rebane A; Szabo A; Carceller I, 2012, 'Slowing light down by low magnetic fields: pulse delay by transient spectral hole-burning in ruby', Optics Express, 20, pp. 19039 - 19049

Riesen H, 2011, 'Photoinduced electron transfer and persistent spectral hole-burning in natural emerald', Journal of Physical Chemistry A, 115, pp. 5364 - 5370, http://dx.doi.org/10.1021/jp2021769

Riesen HA; Monks-Corrigan T; Manson NB, 2011, 'Temperature dependence of the R1 linewidth in Al 2O3:Mn4+: A spectral hole-burning and FLN study', Chemical Physics Letters, 515, pp. 241 - 244, http://dx.doi.org/10.1016/j.cplett.2011.09.039

Riesen H; Sellars M; Manson N, 2010, 'Physics Procedia: Preface', Physics Procedia, 3, pp. 1522 - 1523, http://dx.doi.org/10.1016/j.phpro.2010.01.215

Riesen HA; Badek K; Stevens-Kalceff MA; Badek K, 2010, 'Correlation between inhomogeneous width and crystallite size: 2E->4a2 luminescence of Co(II) in nanocrystalline ZnAl2O4/Co(II)', Chemical Physics Letters, 501, pp. 103 - 107, http://dx.doi.org/10.1016/j.cplett.2010.10.037

Riesen HA; Yildirim B, 2010, 'Persistent spectral hole-burning in diffuse reflection: application to nanocrystalline LiGa5O8:Co2+', Journal of Physical Chemistry Letters, 1, pp. 2380 - 2384, http://dx.doi.org/10.1021/jz100806d

Riesen HA; Sellers M; Manson NB, 2010, 'Preface', Physics Procedia, 3, pp. 1521 - 1523, http://dx.doi.org/10.1016/j.phpro.2010.01.215

Riesen HA; Szabo A, 2010, 'Probing hyperfine interactions in 53Cr(III) doped Al2O3 by spectral hole-burning in low magnetic fields.', Physics Procedia, 3, pp. 1577 - 1582, http://dx.doi.org/10.1016/j.phpro.2010.01.224

Riesen HA; Szabo A, 2010, 'Revisiting the temperature dependence of the homogeneous R1 linewidth in ruby', Chemical Physics Letters, 484, pp. 181 - 184, http://dx.doi.org/10.1016/j.cplett.2009.11.017

Yildirim B; Riesen HA, 2010, 'Spectral Hole-burning Properties of LiGa5O8:Co2+ Nanocrystallites', Physics Procedia, 3, pp. 1539 - 1545, http://dx.doi.org/10.1016/j.phpro.2010.01.219

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