Results 111 to 120 of about 801,961 (270)

Hard X-ray/soft gamma-ray Characteristics of the Persistent Emission from Magnetars [PDF]

open access: yesarXiv, 2008
In this paper the current status of high-energy research on the hard X-ray characteristics of the persistent emission from magnetars is reviewed. Focus is put on recent intriguing results for 1RXS J1708-40, from phase resolved spectral analysis over a 2 decades wide energy band (~3-300 keV) combining contemporaneous RXTE, XMM and INTEGRAL data.
arxiv  

The Black Archives: Exploring the Politics of Black Dutch Radicals

open access: yesOpen Cultural Studies, 2019
In this article, the authors introduce “The Black Archives”—an alternative archive consisting of more than 8,000 books, official documents and artefacts.
Esajas Mitchell, de Abreu Jessica
doaj   +1 more source

Analysis of a compounding surge and precipitation event in the Netherlands

open access: yes, 2015
Hydrological extremes in coastal areas in the Netherlands often result from a combination of anomalous (but not necessarily extreme) conditions: storm surges preventing the ability to discharge water to the open sea, and local precipitation generating ...
B. van den Hurk   +4 more
semanticscholar   +1 more source

A comparative analysis of deep learning architectures with data augmentation and multichannel input for locoregional breast cancer radiotherapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Studies on deep learning dose prediction increasingly focus on 3D models with multiple input channels and data augmentation, which increases the training time and thus also the environmental burden and hampers the ease of re‐training. Here we compare 2D and 3D U‐Net models with clinical accepted plans to evaluate the appropriateness of
Rosalie Klarenberg   +2 more
wiley   +1 more source

Life Expectancy at Birth, Estimates and Forecasts in the Netherlands (Females) [PDF]

open access: yesarXiv, 2011
In this paper we explore the life expectancy at birth in the Netherlands by based on a recent theory and a new methodology but also a classical theory of fitting and forecasting. We use the data from 1850 to 2006 provided by the Human Mortality Database (HMD) for the annual deaths per year of age and the structure of the population per year of age.
arxiv  

Monte Carlo modeling of radiation dose from radiation therapy with superficial x‐rays

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Introduction Superficial x‐rays (50–100 kVp) are used for treating non‐melanoma skin cancer and intraoperative radiation therapy (IORT). At these energies, the photoelectric effect significantly increases absorbed dose to bone compared to soft tissue.
Reham Barghash   +3 more
wiley   +1 more source

Fear and Loathing on the Margins of Empire: Socio-religious perspectives connecting the Netherlands and South Africa before and into the South African War

open access: yesRevista de História da Sociedade e da Cultura
Focusing especially on writings by the theologian Abraham Kuyper and the impact of two Dutch born clergymen with substantial careers in South Africa’s Dutch Reformed Church in the late 19th century, this article develops a perspective on the intertwined
Retief Muller
doaj   +1 more source

Geometric and dosimetric evaluation of a commercial AI auto‐contouring tool on multiple anatomical sites in CT scans

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Current radiotherapy practices rely on manual contouring of CT scans, which is time‐consuming, prone to variability, and requires highly trained experts. There is a need for more efficient and consistent contouring methods. This study evaluated the performance of the Varian Ethos AI auto‐contouring tool to assess its potential integration into
Robert N. Finnegan   +6 more
wiley   +1 more source

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