Zobrazeno 1 - 10
of 66
pro vyhledávání: '"B. Nelles"'
Autor:
Ch. Waberski, Thomas Zeschke, St. Lemke, Grzegorz Gwalt, I. Zizak, F. Frost, Tino Seliger, Rolf Follath, F. Senf, O. Kutz, I. Rudolph, B. Nelles, F. Eggenstein, Andrey Sokolov, Alexei Erko, Frank Siewert, Bernd Löchel, Thomas Arnold, J. Wolf, Franz Schäfers, Alexander Firsov, F. Pietag, Jana Buchheim
Publikováno v:
Journal of Synchrotron Radiation
Establishing a facility for the production of gratings for synchrotron and free-electron laser applications is reported.
Blazed gratings are of dedicated interest for the monochromatization of synchrotron radiation when a high photon flux is req
Blazed gratings are of dedicated interest for the monochromatization of synchrotron radiation when a high photon flux is req
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bda1e202bafd926fd9aae3ebbee6022f
http://www.helmholtz-berlin.de/pubbin/oai_publication?VT=1&ID=98021
http://www.helmholtz-berlin.de/pubbin/oai_publication?VT=1&ID=98021
Autor:
Tino Seliger, O. Kutz, B. Nelles, F. Senf, Stephanie Lemke, Bernd Loechel, Ph. Goettert, I. Rudolph
Publikováno v:
Microsystem Technologies. 20:2061-2064
In 2009 Carl Zeiss stopped the manufacture of precision gratings. All users of precision gratings were very concerned about this decision, since they all need such gratings for their experiments. One of the institutes of the HZB, the Institute for Na
Autor:
Michael J. Prayson, Dave B. Nelles, Tarun Goswami, Ronald J. Markert, Vinit Patel, Dave J. Dalstrom
Publikováno v:
Journal of Orthopaedic Trauma. 26:523-527
OBJECTIVE To examine the impact of number and position of locking screws in the diaphyseal portion of an osteoporotic distal femoral fracture model with hybrid fixation. METHODS Four groups containing 5 osteoporotic bone models were used with varying
Autor:
Kyle L. Randall, Paul G. Peters, Michael J. Prayson, David B Nelles, Ronald J. Markert, Richard T. Laughlin
Publikováno v:
Surgical infections. 13(2)
Surgical site infection remains a concern in orthopedic surgery, and contamination of C-arm covers is a potentially modifiable risk factor.A single-cohort study was conducted using 30 consecutive patients undergoing operative fracture fixation. Cultu
Autor:
B. Nelles, E. H. Geyer
Publikováno v:
Applied optics. 20(4)
The basic theory of off-axis distortion and dispersion errors of grating-prisms is given. it is used to determine steller radial velocities according to the reversion method with slitless grating-prism field spectrographs.
Publikováno v:
Applied Cognitive Psychology. 6:161-172
Elderly people frequently complain spontaneously about their inability to remember people and their names. Naturalistic methods such as diaries, checklists, etc. provide useful means to study and make more explicit the nature of such memory difficult
Publikováno v:
Clinical Neuropsychologist. 6:32-42
The magnitude of the practice effects associated with repeated administration of the same neuropsychological assessment instruments was examined. In two separate research protocols, subjects were administered their respective battery of neuropsycholo
Autor:
B. Nelles, Yi-De Chuang, Rolf Follath, Oliver Fuchs, Monika Blum, Markus Weigand, Lothar Weinhardt, Wayne R. McKinney, E. Umbach, Clemens Heske, Marcus Bär, Phil Batson, Zahid Hussain, Jonathan D. Denlinger, Eric M. Gullikson, Marcus Jones
Publikováno v:
The Review of scientific instruments. 80(6)
We present a variable line-space grating spectrometer for soft s-rays that coverst the photon energy range between 130 and 650 eV. The optical design is based on the Hettrick-Underwood principle and tailored to synchrotron-based studies of radiation-
Publikováno v:
Journal of Psychosocial Oncology. 9:21-34
Eleven studies were reviewed to examine the role of social supports for breast cancer patients and their families. Variables examined across the studies included demographic factors, stage of disease and treatment, the types of social support patient
Publikováno v:
Applied Physics B. 52:163-167
CW single-line laser oscillation on theP(7) toP(15) transitions in the fundamental band of CO is reported. Laser operation was obtained with a liquid-nitrogen-cooled dc electrical discharge flow system using a mixture of He, N2, air, and CO. The para