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| 1 | Noniterative spatially partially coherent diffractive imaging using pinhole array mask显示文摘We propose and experimentally demonstrate a noniterative diffractive imaging method for reconstructing the complex-valued transmission function of an object illuminated by spatially partially coherent light from the far-field diffraction pattern.Our method is based on a pinhole array mask,which is specially designed such that the correlation function in the mask plane can be obtained directly by inverse Fourier transforming the diffraction pattern.Compared to the traditional iterative diffractive imaging methods using spatially partially coherent illumination,our method is noniterative and robust to the degradation of the spatial coherence of the illumination.In addition to diffractive imaging,the proposed method can also be applied to spatial coherence property characterization,e.g.,free-space optical communication and optical coherence singularity measurement. | Xingyuan Lu Yifeng Shao Chengliang Zhao Sander Konijnenberg Xinlei Zhu Ying Tang Yangjian Cai HPaul Urbach | 2019 | Advanced Photonics2019,1,1: | 2 |
| 2 | Optical vortices and vector beams显示文摘Amplitude, phase and polarization are essential parameters of an optical field. In the past decade, with the enhancement of techniques in manipulating phase and polarization states in complex optical fields, optical vortices and vector beams are investigated in a closely coupled fashion in terms of efficient beam generation and manipulation, stable transmission and novel detection aimed at various applications. In this special issue 6 invited papers demonstrate a number of typical topics in the field, with emphasis on the vectorial beam generation and optical communication systems utilising orbital angular momentum(OAM). | Xiaocong Yuan Siyuan Yu H.Paul Urbach | 2016 | Photonics Research2016,4,5: | 2 |
| 3 | Cohort study of surgical bypass to the gallbladder or bile duct for the palliation of jaundice due to pancreatic cancer显示文摘 | Urbach DR Bell CM Swanstrom LL | 2003 | Ann Surg2003,237,1: | 1 |
| 4 | Giant optical transmis- sion of a subwavelength slit optimized using the magnetic field phase显示文摘 | Janssen O T Urbach H P Hooft G W | 2007 | Physics Review Letter2007,99,04: | 1 |
| 5 | Cost-effective management of common bile duct stones显示文摘 | D. R. Urbach Y. S. Khajanchee B. A. Jobe B. A. Standage P. D. Hansen L. L. Swanstrom | 2001 | Surgical Endoscopy2001,,1: | 1 |
| 6 | Efficient mid-infrared single-photon detection using superconducting NbTiN nanowires with high time resolution in a Gifford-McMahon cryocooler显示文摘Shortly after their inception, superconducting nanowire single-photon detectors(SNSPDs) became the leading quantum light detection technology. With the capability of detecting single-photons with near-unity efficiency,high time resolution, low dark count rate, and fast recovery time, SNSPDs outperform conventional single-photon detection techniques. However, detecting lower energy single photons(<0.8 eV) with high efficiency and low timing jitter has remained a challenge. To achieve unity internal efficiency at mid-infrared wavelengths, previous works used amorphous superconducting materials with low energy gaps at the expense of reduced time resolution(close to a nanosecond), and by operating them in complex milli Kelvin(mK) dilution refrigerators. In this work,we provide an alternative approach with SNSPDs fabricated from 5 to 9.5 nm thick NbTiN superconducting films and devices operated in conventional Gifford-McMahon cryocoolers. By optimizing the superconducting film deposition process, film thickness, and nanowire design, our fiber-coupled devices achieved >70% system detection efficiency(SDE) at 2 μm and sub-15 ps timing jitter. Furthermore, detectors from the same batch demonstrated unity internal detection efficiency at 3 μm and 80% internal efficiency at 4 μm, paving the road for an efficient mid-infrared single-photon detection technology with unparalleled time resolution and without mK cooling requirements. We also systematically studied the dark count rates(DCRs) of our detectors coupled to different types of mid-infrared optical fibers and blackbody radiation filters. This offers insight into the trade-off between bandwidth and DCRs for mid-infrared SNSPDs. To conclude, this paper significantly extends the working wavelength range for SNSPDs made from polycrystalline NbTiN to 1.5–4 μm, and we expect quantum optics experiments and applications in the mid-infrared range to benefit from this far-reaching technology. | Jin Chang Johannes W.N.Los Ronan Gourgues Stephan Steinhauer S.N.Dorenbos Silvania F.Pereira HPaul Urbach Val Zwiller Iman Esmaeil Zadeh | 2022 | Photonics Research2022,10,4: | 1 |
| 7 | Out-comes of laparoscpie hemiorrhaphy without fixation of mesh to the abdominal wall 显示文摘 | KHAJANCHEE YS URBACH DR SWANSTROM LL | 2001 | Surg Endosc2001,15,10: | 1 |
| 8 | Outcomes of laparoscopic herniorrhaphy without fixation of mesh to the abdominal wall显示文摘 | Urbach DR Swanstrom LL | 2001 | Surg Endosc2001,15,10: | 1 |
| 9 | Effect of feed on flavor in dairy foods显示文摘 | Urbach G | 1990 | Journal of Dairy Science1990,73,12: | 1 |
| 10 | Costeffetive management of common bile duct stones:a decision analysis of the use of endoscopic retrograde cholangiopancreatography intraoperative cholangiography and laparoscopic bile duct exploration显示文摘 | Urbach D R Khajanchee Y S Jobe B A | 2001 | Surg Endose2001,15,: | 1 |
| 11 | Vertebral artery injury after cervical spine trauma:a prospective study显示文摘 | KRAL T SCHALLER C URBACH H | 2002 | Zentralbl Neurochir2002,63,4: | 1 |
| 12 | Improvement of voluntary quad- riceps muscle activation after total knee arthroplasty 显示文摘 | Berth A Urbach D Awiszus F | 2002 | Arch Phys Med Rehabil2002,83,10: | 1 |
| 13 | The State of Research on Information Systems Success-A Review of Existing Multidimensional Approaches显示文摘 | URBACH N SMOLNIK S RIEMPP G | 2009 | Business & Information Systems Engineering2009,1,4: | 1 |
| 14 | Generation of cell diversity and segmental pattern in the embryonic central nervous system of Dro- sophila显示文摘 | Technau G M Berger C Urbach R | 2009 | Dev Dyn2009,235,4: | 1 |
| 15 | Magnetic resonance imaging of intraspinal melanotic schwannoma 显示文摘 | Bendszus M Urbach H Wolf HK | 1998 | FurRadiol1998,8,7: | 1 |
| 16 | Discriminatory features of acute transverse myelitis : a retrospective analysis of 45 pations 显示文摘 | Harzheim M Schlegel U Urbach H | 2004 | J Neurol Sci2004,217,2: | 1 |
| 17 | A favorable diastereoselective synthesis of N-( 1 -S-ethoxycarbonyl-3-phenylpropy 1 )-S-alanine显示文摘 | Urbach H Henning R | 1984 | Tetrahedron Lett1984,25,11: | 1 |
| 18 | Automatic detection of sub-km craters in high resolution planetary images显示文摘 | Urbach E R Stepinski T F | | 0,,: | 1 |
| 19 | Colon and rectal anas- tomoses do not require routine drainage: a systematic review and meta analysis 显示文摘 | Urbach DR Kennedy ED Cohen MM | 1999 | Ann Surg1999,229,2: | 1 |
| 20 | FDG-PET in immunocompetent patients with primary central nervous system lymphoma: correlation with MRI and clinical follow up显示文摘 | Palmedo H Urbach H Bender H Schlegel U Schmidt-Wolf I G Matthies A | 2006 | Eur J Nucl Med Mol Imaging2006,33,: | 1 |