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Items: 43

1.

Multilayer Thickness Measurements below the Rayleigh Limit Using FMCW Millimeter and Terahertz Waves.

Schreiner NS, Sauer-Greff W, Urbansky R, von Freymann G, Friederich F.

Sensors (Basel). 2019 Sep 11;19(18). pii: E3910. doi: 10.3390/s19183910.

2.

Terahertz cross-correlation spectroscopy driven by incoherent light from a superluminescent diode.

Molter D, Kolano M, von Freymann G.

Opt Express. 2019 Apr 29;27(9):12659-12665. doi: 10.1364/OE.27.012659.

PMID:
31052804
3.

Spontaneous parametric down-conversion of photons at 660 nm to the terahertz and sub-terahertz frequency range.

Haase B, Kutas M, Riexinger F, Bickert P, Keil A, Molter D, Bortz M, von Freymann G.

Opt Express. 2019 Mar 4;27(5):7458-7468. doi: 10.1364/OE.27.007458.

PMID:
30876309
4.

Single-laser, polarization-controlled optical sampling system.

Kolano M, Boidol O, Molter D, Von Freymann G.

Opt Express. 2018 Nov 12;26(23):30338-30346. doi: 10.1364/OE.26.030338.

PMID:
30469908
5.

Calibration sample for arbitrary metrological characteristics of optical topography measuring instruments.

Eifler M, Hering J, von Freymann G, Seewig J.

Opt Express. 2018 Jun 25;26(13):16609-16623. doi: 10.1364/OE.26.016609.

PMID:
30119488
6.

Control of Spin-Wave Propagation using Magnetisation Gradients.

Vogel M, Aßmann R, Pirro P, Chumak AV, Hillebrands B, von Freymann G.

Sci Rep. 2018 Jul 23;8(1):11099. doi: 10.1038/s41598-018-29191-2.

7.

Terahertz thickness determination with interferometric vibration correction for industrial applications.

Pfeiffer T, Weber S, Klier J, Bachtler S, Molter D, Jonuscheit J, Von Freymann G.

Opt Express. 2018 May 14;26(10):12558-12568. doi: 10.1364/OE.26.012558.

PMID:
29801294
8.

Single-laser polarization-controlled optical sampling system for THz-TDS.

Kolano M, Gräf B, Weber S, Molter D, von Freymann G.

Opt Lett. 2018 Mar 15;43(6):1351-1354. doi: 10.1364/OL.43.001351.

PMID:
29543233
9.

Time-stretched real-time measurement technique for ultrafast absorption variations with TS/s sampling-rate.

Weber S, Waller EH, Kaiser C, von Freymann G.

Opt Express. 2017 Jun 26;25(13):14125-14133. doi: 10.1364/OE.25.014125.

PMID:
28788998
10.

Interferometry-aided terahertz time-domain spectroscopy.

Molter D, Trierweiler M, Ellrich F, Jonuscheit J, Von Freymann G.

Opt Express. 2017 Apr 3;25(7):7547-7558. doi: 10.1364/OE.25.007547.

PMID:
28380876
11.

Automated aberration correction of arbitrary laser modes in high numerical aperture systems.

Hering J, Waller EH, Von Freymann G.

Opt Express. 2016 Dec 12;24(25):28500-28508. doi: 10.1364/OE.24.028500.

PMID:
27958493
12.

Spatio-Temporal Proximity Characteristics in 3D μ-Printing via Multi-Photon Absorption.

Waller EH, Von Freymann G.

Polymers (Basel). 2016 Aug 10;8(8). pii: E297. doi: 10.3390/polym8080297.

13.

Terahertz waveform generation for S<sub>21</sub>-parameter measurements using a fiber-coupled optical pulse shaper.

Rämer JM, von Freymann G.

Opt Express. 2015 Nov 30;23(24):30872-7. doi: 10.1364/OE.23.030872.

PMID:
26698720
14.

Spatial correlations and optical properties in three-dimensional deterministic aperiodic structures.

Renner M, von Freymann G.

Sci Rep. 2015 Aug 13;5:13129. doi: 10.1038/srep13129.

15.

Independent spatial intensity, phase and polarization distributions.

Waller EH, von Freymann G.

Opt Express. 2013 Nov 18;21(23):28167-74. doi: 10.1364/OE.21.028167.

PMID:
24514328
16.

Multi foci with diffraction limited resolution.

Waller EH, von Freymann G.

Opt Express. 2013 Sep 9;21(18):21708-13. doi: 10.1364/OE.21.021708.

PMID:
24104045
17.

Active aberration- and point-spread-function control in direct laser writing.

Waller EH, Renner M, von Freymann G.

Opt Express. 2012 Oct 22;20(22):24949-56. doi: 10.1364/OE.20.024949.

PMID:
23187261
18.

Bottom-up assembly of photonic crystals.

von Freymann G, Kitaev V, Lotsch BV, Ozin GA.

Chem Soc Rev. 2013 Apr 7;42(7):2528-54. doi: 10.1039/c2cs35309a.

PMID:
23120753
19.

Visible light Laue diffraction from woodpile photonic crystals.

Brüser B, Staude I, von Freymann G, Wegener M, Pietsch U.

Appl Opt. 2012 Oct 1;51(28):6732-7. doi: 10.1364/AO.51.006732.

PMID:
23033088
20.

Electrochromic Bragg mirror: ECBM.

Redel E, Mlynarski J, Moir J, Jelle A, Huai C, Petrov S, Helander MG, Peiris FC, von Freymann G, Ozin GA.

Adv Mater. 2012 Sep 11;24(35):OP265-9. doi: 10.1002/adma.201202484. Epub 2012 Aug 13. No abstract available.

PMID:
22886997
21.

Hierarchical nanoparticle bragg mirrors: tandem and gradient architectures.

Redel E, Huai C, Renner M, von Freymann G, Ozin GA.

Small. 2011 Dec 16;7(24):3465-71. doi: 10.1002/smll.201101906. Epub 2011 Oct 19.

PMID:
22009683
22.

Direct laser writing for active and passive high-Q polymer microdisks on silicon.

Grossmann T, Schleede S, Hauser M, Beck T, Thiel M, von Freymann G, Mappes T, Kalt H.

Opt Express. 2011 Jun 6;19(12):11451-6. doi: 10.1364/OE.19.011451.

PMID:
21716376
23.

Two-component polymer scaffolds for controlled three-dimensional cell culture.

Klein F, Richter B, Striebel T, Franz CM, von Freymann G, Wegener M, Bastmeyer M.

Adv Mater. 2011 Mar 18;23(11):1341-5. doi: 10.1002/adma.201004060. Epub 2011 Jan 14. No abstract available.

PMID:
21400593
24.

Waveguides in three-dimensional photonic-bandgap materials by direct laser writing and silicon double inversion.

Staude I, von Freymann G, Essig S, Busch K, Wegener M.

Opt Lett. 2011 Jan 1;36(1):67-9. doi: 10.1364/OL.36.000067.

PMID:
21209689
25.

The materials challenge in diffraction-unlimited direct-laser-writing optical lithography.

Fischer J, von Freymann G, Wegener M.

Adv Mater. 2010 Aug 24;22(32):3578-82. doi: 10.1002/adma.201000892. No abstract available.

PMID:
20593434
26.

Rhombicuboctahedral three-dimensional photonic quasicrystals.

Ledermann A, Wegener M, von Freymann G.

Adv Mater. 2010 Jun 4;22(21):2363-6. doi: 10.1002/adma.200903885. No abstract available.

PMID:
20376819
27.

Fabrication and characterization of silicon woodpile photonic crystals with a complete bandgap at telecom wavelengths.

Staude I, Thiel M, Essig S, Wolff C, Busch K, von Freymann G, Wegener M.

Opt Lett. 2010 Apr 1;35(7):1094-6. doi: 10.1364/OL.35.001094.

PMID:
20364228
28.

Elastic fully three-dimensional microstructure scaffolds for cell force measurements.

Klein F, Striebel T, Fischer J, Jiang Z, Franz CM, von Freymann G, Wegener M, Bastmeyer M.

Adv Mater. 2010 Feb 23;22(8):868-71. doi: 10.1002/adma.200902515. No abstract available.

PMID:
20217807
29.

Three-dimensional chiral photonic superlattices.

Thiel M, Fischer H, von Freymann G, Wegener M.

Opt Lett. 2010 Jan 15;35(2):166-8. doi: 10.1364/OL.35.000166.

PMID:
20081956
30.

Gold helix photonic metamaterial as broadband circular polarizer.

Gansel JK, Thiel M, Rill MS, Decker M, Bade K, Saile V, von Freymann G, Linden S, Wegener M.

Science. 2009 Sep 18;325(5947):1513-5. doi: 10.1126/science.1177031. Epub 2009 Aug 20.

31.

Multiple scattering of light in three-dimensional photonic quasicrystals.

Ledermann A, Wiersma DS, Wegener M, von Freymann G.

Opt Express. 2009 Feb 2;17(3):1844-53.

PMID:
19189014
32.

Negative-index bianisotropic photonic metamaterial fabricated by direct laser writing and silver shadow evaporation.

Rill MS, Kriegler CE, Thiel M, von Freymann G, Linden S, Wegener M.

Opt Lett. 2009 Jan 1;34(1):19-21.

PMID:
19109626
33.

Photonic metamaterials by direct laser writing and silver chemical vapour deposition.

Rill MS, Plet C, Thiel M, Staude I, von Freymann G, Linden S, Wegener M.

Nat Mater. 2008 Jul;7(7):543-6. doi: 10.1038/nmat2197. Epub 2008 May 11.

PMID:
18469820
34.

Layer-by-layer three-dimensional chiral photonic crystals.

Thiel M, von Freymann G, Wegener M.

Opt Lett. 2007 Sep 1;32(17):2547-9.

PMID:
17767300
35.

Nanocrystals as precursors for flexible functional films.

Cademartiri L, von Freymann G, Arsenault AC, Bertolotti J, Wiersma DS, Kitaev V, Ozin GA.

Small. 2005 Dec;1(12):1184-7. No abstract available.

PMID:
17193415
36.

Three-dimensional silicon inverse photonic quasicrystals for infrared wavelengths.

Ledermann A, Cademartiri L, Hermatschweiler M, Toninelli C, Ozin GA, Wiersma DS, Wegener M, von Freymann G.

Nat Mater. 2006 Dec;5(12):942-5. Epub 2006 Nov 26.

PMID:
17128257
37.

Mesoporous bragg stack color tunable sensors.

Choi SY, Mamak M, von Freymann G, Chopra N, Ozin GA.

Nano Lett. 2006 Nov;6(11):2456-61.

PMID:
17090073
38.

3D-2D-3D photonic crystal heterostructures fabricated by direct laser writing.

Deubel M, Wegener M, Linden S, von Freymann G, John S.

Opt Lett. 2006 Mar 15;31(6):805-7.

PMID:
16544630
39.

Multigram scale, solventless, and diffusion-controlled route to highly monodisperse PbS nanocrystals.

Cademartiri L, Bertolotti J, Sapienza R, Wiersma DS, von Freymann G, Ozin GA.

J Phys Chem B. 2006 Jan 19;110(2):671-3.

PMID:
16471585
40.

Photochemically and thermally tunable planar defects in colloidal photonic crystals.

Fleischhaker F, Arsenault AC, Kitaev V, Peiris FC, von Freymann G, Manners I, Zentel R, Ozin GA.

J Am Chem Soc. 2005 Jul 6;127(26):9318-9.

PMID:
15984829
41.

Direct laser writing of three-dimensional photonic-crystal templates for telecommunications.

Deubel M, von Freymann G, Wegener M, Pereira S, Busch K, Soukoulis CM.

Nat Mater. 2004 Jul;3(7):444-7. Epub 2004 Jun 13.

PMID:
15195083
42.

The depolarization near-field scanning optical microscope: comparison of experiment and theory.

von Freymann G, Adelmann C, Scheiber G, Schimmel T, Wegener M.

J Microsc. 1999 May-Jun;194(Pt 2-3):491-4.

43.

Autocorrelation spectroscopy on single ultrathin layers of CdSe/ZnSe: hints for a non-thermal distribution of excitons in quantum islands.

Von Freymann G, Kurtz E, Klingshirn C, Litvinov D, Gerthsen D, Schimmel TH, Wegener M.

J Microsc. 2001 Apr;202(Pt 1):218-22.

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