Coherent THz dipole radiation for THz spectroscopy & THz EPR



Pavlov, A.A.; Nehrkorn, J.; Zubkevich, S.V.; Fedin, M.V.; Holldack, K.; Schnegg, A.; Novikov, V.V.: A Synergy and Struggle of EPR, Magnetometry and NMR: A Case Study of Magnetic Interaction Parameters in a Six-Coordinate Cobalt(II) Complex. , Inorganic Chemistry 59 (2020), p. 10746-10755

Krzystek, J.; Schnegg, A.; Aliabadi, A.; Holldack, K.; Stoian, S.A.; Ozarowski, A.; Hicks, S.D.; Abu-Omar, M.M.; Thomas, K.E.; Ghosh, A.; Caulfield, P.K.; Tonzetich, Z.J.; Telser, J.: Advanced Paramagnetic Resonance Studies on Manganese and Iron Corroles with a Formal d4 Electron Count. , Inorganic Chemistry 59 (2020), p. 1075-1090

Massa, N.E.; del Campo, L.; Holldack, K.; Canizarès, A.; Ta Phuoc, V.; Kayser, P.; Alonso, J.A.: h-ErMnO3 absorbance, reflectivity, and emissivity in the terahertz to mid-infrared from 2 to 1700 K: Carrier screening, Fröhlich resonance, small polarons, and bipolarons. , Physical Review B 102 (2020), p. 134305-134321

Jochim, A.; Lohmiller, T.; Rams, M.; Böhme, M.; Ceglarska, M.; Schnegg, A.; Plass, W.; Näther, C.: Influence of the Coligand onto the Magnetic Anisotropy and the Magnetic Behavior of One-Dimensional Coordination Polymers. , Inorganic Chemistry 59 (2020), p. 8971–8982

Bragaglia, V.; Ramsteiner, M.; Schick, D.; Boschker, J.E.; Mitzner, R.; Calarco, R.; Holldack, K.: Phonon anharmonicities and ultrafast dynamics in epitaxial Sb2Te3. , Scientific Reports 10 (2020), p. 12962/1-9

Viciano-Chumillas, M.; Blondin, G.; Clémancey, M.; Krzystek, J.; Ozerov, M.; Armentano, D.; Schnegg, A.; Lohmiller, T.; Telser, J.; Lloret, F.; Cano, J.: Single-Ion Magnetic Behaviour in an Iron(III) Porphyrin Complex: A Dichotomy Between High Spin and 5/2-3/2 Spin Admixture. , Chemistry - A European Journal 26 (2020), p. 14242-14251

Böhme, M.; Jochim, A.; Rams, M.; Lohmiller, T.; Suckert, S.; Schnegg, A.; Plass, W.; Näther, C.: Variation of the Chain Geometry in Isomeric 1D Co(NCS)2 Coordination Polymers and Their Influence on the Magnetic Properties. , Inorganic Chemistry 59 (2020), p. 5325-5338


Cheng, J.; Liu, J.; Leng, X.; Lohmiller, T.; Schnegg, A.; Bill, E.; Ye, S.; Deng, L.: A Two-Coordinate Iron(II) Imido Complex with NHC Ligation: Synthesis, Characterization, and Its Diversified Reactivity of Nitrene Transfer and C-H Bond Activation. , Inorganic Chemistry 58 (2019), p. 7634-7644

Böhme, M.; Ziegenbalg, S.; Aliabadi, A.; Schnegg, A.; Görls, H.; Plass, W.: Correction : Magnetic relaxation in cobalt(ii)-based single-ion magnets influenced by distortion of the pseudotetrahedral [N2O2] coordination environment. , Dalton Transactions 48 (2019), p. 1142-1143

Nehrkorn, J.; Bonke, S.; Aliabadi, A.; Schwalbe, M.; Schnegg, A.: Examination of the Magneto-Structural Effects of Hangman Groups on Ferric Porphyrins by EPR. , Inorganic Chemistry 58 (2019), p. 14228-14237

Schoenlein, R.; Elsaesser, T.; Holldack, K.; Huang, Z.; Kapteyn, H.; Murnane, M.; Woerner, M.: Recent advances in ultrafast X-ray sources. , Philosophical Transactions of the Royal Society A 377 (2019), p. 2018038/1-37

Rams, M.; Jochim, A.; Böhme, M.; Lohmiller, T.; Ceglarska, M.; Rams, M.M.; Schnegg, A.; Plass, W.; Näther, C.: Single-Chain Magnet Based on Cobalt(II) Thiocyanate as XXZ Spin Chain. , Chemistry - A European Journal 26 (2019), p. 2837-2851


Nehrkorn, J.; Veber, S.; Zhukas, L.; Novikov, V.; Nelyubina, Y.; Voloshin, Y.; Holldack, K.; Stoll, S.; Schnegg, A.: Determination of Large Zero-Field Splitting in High-Spin Co(I) Clathrochelates. , Inorganic Chemistry 57 (2018), p. 15330-15340

Massa, N.E.; Campo, L. del; Holldack, Karsten; Ta Phuoc, Vinh; Echegut, Patrick; Kayser, Paula; José, A.A.: Far- and mid-infrared emission and reflectivity of orthorhombic and cubic ErMnO3:Polarons and bipolarons. , Physical Review B 98 (2018), p. 184302-184315

Massa, N.E.; Holldack, K.; Sopracase, R.; Ta Phuoc, Vinh; del Campo, Leire; Echegut, Patrick; Antonio, José: Identification of spin wave resonances and crystal eld fi fi levels in simple chromites RCrO3 (R = Pr, Sm, Er) at low temperatures in the THz spectralregion. , Journal of Magnetism and Magnetic Materials 468 (2018), p. 294-303


Born, P.; Holldack, K.: Analysis of granular packing structure by scattering of THz radiation. , Review of Scientific Instruments 88 (2017), p. 051802/1-12

Palacios, M.A.; Nehrkorn, J.; Suturina, E.A.; Ruiz, E.; Gómez-Coca, S.; Holldack, K.; Schnegg, A.; Krzystek, J.; Moreno, J.M.; Colacio, E.: Analysis of magnetic anisotropy and the role of magnetic dilution in triggering SMM behaviour in a family of CoII-YIII dinuclear complexes with easy-plane anisotropy. , Chemistry - A European Journal 23 (2017), p. 11649-11661

Suturina, E.A.; Nehrkorn, J.; Zadrozny, J.; Liu, J.; Atanasov, M.; Weyhermueller, T.; Maganas, D.; Hill, S.; Schnegg, A.; Bill, E.; Long, J.R.; Neese, F.: Magneto-Structural Correlations in Pseudotetrahedral Forms of the [Co(SPh)4]2- Complex Probed by Magnetometry, MCD Spectroscopy, Advanced EPR Techniques, and ab Initio Electronic Structure Calculations. , Inorganic Chemistry 56 (2017), p. 3102-3118

Nehrkorn, J.; Holldack, K.; Bittl, R.; Schnegg, A.: Recent progress in synchrotron-based frequency-domain Fourier-transform THz-EPR. , Journal of Magnetic Resonance 280 (2017), p. 10-19

Bucinsky, L.; Breza, M.; Lee, W.-T.; Hickey, A.K.; Dickie, D.A.; Nieto, I.; DeGayner, J.A.; Harris, T.D.; Meyer, K.; Krzystek, J.; Ozarowski, A.; Nehrkorn, J.; Schnegg, A.; Holldack, K.; Herber, R.H.; Telser, J.; Smith, J.M.: Spectroscopic and Computational Studies of Spin States of Iron(IV) Nitrido and Imido Complexes. , Inorganic Chemistry 56 (2017), p. 4752–4769

Schnegg, A.: Very-high-frequency EPR. , In: Daniella Goldfarb, Stefan Stoll [Ed.] : eMagRes, volume 6, issue 1. John Wiley & Sons,, 2017. - ISBN 978-0-470-03459-0, p. 115-131


Müller, R.; Birke, T.; Falkenstern, F.; Glass, H.; Kuske, P.; Ovsyannikov, R.; Schälicke, A.; Schüler, D.; Holldack, K.: BESSY II supports an extensive suite of timing experiments. , In: Christine Petit-Jean-Genaz ... [Ed.] : IPAC2016, Proceedings of the 7th International Particle Accelerator Conference, Busan, China. JACoW, 2016. - ISBN 978-3-95450-147-2, p. WEPOW011/2840-2843

Bragaglia, V.; Schnegg, A.; Calarco, R.; Holldack, K.: Epitaxial Ge2Sb2Te5 probed by single cycle THz pulses of coherent synchrotron radiation. , Applied Physics Letters 109 (2016), p. 141903/1-4

Bragaglia, V.; Holldack, K.; Boschker, J.E.; Arciprete, F.; Zallo, E.; Flissikowski, T.; Calarco, R.: Far-Infrared and Raman Spectroscopy Investigation of Phonon Modes in Amorphous and Crystalline Epitaxial GeTe-Sb2Te3 Alloys. , Scientific Reports 6 (2016), p. 28560/1-7

Feng, X.; Liu, J.-L.; Pedersen, K.S.; Nehrkorn, J.; Schnegg, A.; Holldack, K.; Bendix, J.; Sigrist, M.; Mutka, H.; Samohvalov, D.; Aguila, D.; Tong, M.-L.; Long, J.R.; Clerac, R.: Multifaceted magnetization dynamics in the mononuclear complex [ReIVCl4(CN)2]2-. , Chemical Communications 52 (2016), p. 12905-12908

Baumgärtel, P.; Witt, M.; Baensch, J.; Fabarius, M.; Erko, A.; Schäfers, F.; Schirmacher, H.: RAY-UI: A Powerful and Extensible User Interface for RAY. , AIP Conference Proceedings 1741 (2016), p. 040016/1-4

Holldack, K.; Schnegg, A.: THz Electron Paramagnetic Resonance / THz Spectroscopy. , Journal of Large Scale Research Facilities JLSRF 2 (2016), p. A-51


Pinkowicz, D.; Southerland, H.I.; Avendano, C.; Prosvirin, A.; Sanders, C.; Wernsdorfer, W.; Pedersen, K.S.; Dreiser, J.; Clerac, R.; Nehrkorn, J.; Simeoni, G.; Schnegg, A.; Holldack, K.; Dunbar, K.R.: Cyanide Single-Molecule Magnets Exhibiting Solvent Dependent Reversible "On" and "Off" Exchange Bias Behavior. , Journal of the American Chemical Society 137 (2015), p. 14406-14422

Nehrkorn, J.; Schnegg, A.; Holldack, K.; Stoll, S.: General Magnetic Transition Dipole Moments for Electron Paramagnetic Resonance. , Physical Review Letters 114 (2015), p. 010801/1-5

Born, Philip; Holldack, Karsten; Sperl, Matthias: Particle characterization using THz spectroscopy. , Granular Matter 17 (2015), p. 531-536

Förster, D.; Lindenau, B.; Leyendecker, M.; Janssen, F.; Winkler, C.; Schumann, F.O.; Kirschner, J.; Holldack, K.; Föhlisch, A.: Phase-locked MHz pulse selector for x-ray sources. , Optics Letters 40 (2015), p. 2265-2268

Nehrkorn, J.; Telser, J.; Holldack, K.; Stoll, S.; Schnegg, A.: Simulating Frequency-Domain Electron Paramagnetic Resonance: Bridging the Gap between Experiment and Magnetic Parameters for High-Spin Transition-Metal Ion Complexes. , The Journal of Physical Chemistry B 119 (2015), p. 13816 - 13824

Vogel, C.; Stemann, J.; Holldack, K.; Sekine, R.; Lipiec, E.; Adam, C.: Thermal treatment of chromium(III) oxide with carbonates analyzed by far-infrared spectroscopy. , Applied Spectroscopy 69 (2015), p. 1210-1214

Liebhaber, M.; Mews, M.; Schulze, T.F.; Korte, L.; Rech, B.; Lips, K.: Valence band offset in heterojunctions between crystalline silicon and amorphous silicon (sub)oxides (a-SiOx:H, 0<x<2). , Applied Physics Letters 106 (2015), p. 031601/1-5


Dreiser, J.; Pedersen, K.S.; Schnegg, A.; Holldack, K.; Nehrkorn, J.; Sigrist, M.; Tregenna-Piggott, P.; Mutka, H.; Weihe, H.; Mironov, V.S.; Bendix, J.; Waldmann, O.: Anisotropic Exchange Coupling in the Single-Molecule Magnets (NEt4)[MnIII2(5-Brsalen)2(MeOH)2MIII(CN)6] (M = Ru,Os). , Chemistry - A European Journal 19 (2013), p. 3693-3701

Forshaw, A.P.; Smith, J.M.; Ozarowski, A.; Krzystek, J.; Smirnov, D.; Zvyagin, S.A.; Harris, T.D.; Karunadasa, H.I.; Zadrozny, J.M.; Schnegg, A.; Holldack, K.; Jackson, T.A.; Alamiri, A.; Barnes, D.M.; Telser, J.: Low-Spin Hexa-Coordinate Mn(III): Synthesis and Spectroscopic Investigation of Homoleptic Tris(pyrazolyl)borate and Tris(carbene)borate Complexes. , Inorganic Chemistry 52 (2013), p. 144-159

Nehrkorn, J.; Martins, B.M.; Holldack, K.; Stoll, S.; Dobbek, H.; Bittl, R.; Schnegg, A.: Zero-field splittings in metHb and metMb with aquo and fluoro ligands: a FD-FT THz-EPR study. , Molecular Physics 111 (2013), p. 2696-2707


Pedersen, K.S.; Dreiser, J.; Nehrkorn, J.; Gysler, M.; Schau-Magnussen, M.; Schnegg, A.; Holldack, K.; Bittl, R.; Piligkos, S.; Weihe, H.; Tregenna-Piggott, P.; Waldmann, O.; Bendix, J.: A linear single-molecule magnet based on [Ru-III(CN)6]3-. , Chemical Communications 47 (2011), p. 6918-6920

Dreiser, J.; Schnegg, A.; Holldack, K.; Pedersen, K.S.; Schau-Magnussen, M.; Nehrkorn, J.; Tregenna-Piggott, P.; Mutka, H.; Weihe, H.; Bendix, J.; Waldmann, O.: Frequency-Domain Fourier-Transform Terahertz Spectroscopy of the Single-Molecule Magnet (NEt4)[Mn2(5-Brsalen)2(MeOH)2Cr(CN)6]. , Chemistry - A European Journal 17 (2011), p. 7492-7498