Search Results - "Andersen, T V"
-
1
Mobile Phone Use and Brain Tumors in Children and Adolescents: A Multicenter Case-Control Study
Published in JNCI : Journal of the National Cancer Institute (17-08-2011)“…Background It has been hypothesized that children and adolescents might be more vulnerable to possible health effects from mobile phone exposure than adults…”
Get full text
Journal Article -
2
Atopic conditions and brain tumor risk in children and adolescents—an international case–control study (CEFALO)
Published in Annals of oncology (01-04-2014)“…A number of epidemiological studies indicate an inverse association between atopy and brain tumors in adults, particularly gliomas. We investigated the…”
Get full text
Journal Article -
3
Patterns of exposure to infectious diseases and social contacts in early life and risk of brain tumours in children and adolescents: an International Case–Control Study (CEFALO)
Published in British journal of cancer (11-06-2013)“…Background: Infectious diseases and social contacts in early life have been proposed to modulate brain tumour risk during late childhood and adolescence…”
Get full text
Journal Article -
4
All-fiber actively Q-switched Yb-doped laser
Published in Optics communications (01-04-2006)“…An all-fiber actively Q-switched Yb-doped laser is presented. Q-switching is performed by modulating a fiber Bragg grating via a magnetostrictive rod which is…”
Get full text
Journal Article -
5
Deep-blue supercontinnum sources with optimum taper profiles--verification of GAM
Published in Optics express (07-05-2012)“…We use an asymmetric 2 m draw-tower photonic crystal fiber taper to demonstrate that the taper profile needs careful optimisation if you want to develop a…”
Get full text
Journal Article -
6
Stability analysis of an all-fiber coupled cavity Fabry-Perot additive pulse mode-locked laser
Published in IEEE journal of quantum electronics (01-02-2005)“…The coupled cavity Fabry-Perot additive pulse mode-locked (APM) design of an all-fiber mode-locked fiber laser is investigated theoretically. Experimental…”
Get full text
Journal Article -
7
High peak-power monolithic femtosecond ytterbium fiber chirped pulse amplifier with a spliced-on hollow core fiber compressor
Published in Optics express (14-07-2014)“…We demonstrate a monolithic Yb-fiber chirped pulse amplifier that uses a dispersion matched fiber stretcher and a spliced-on hollow core photonic bandgap fiber…”
Get full text
Journal Article -
8
High-power intracavity frequency doubling of a Ti:sapphire femtosecond oscillator
Published in Applied physics. B, Lasers and optics (01-06-2003)“…We demonstrate intracavity frequency doubling of a standard femtosecond Ti:sapphire oscillator. The cavity is extended with a pair of focusing mirrors and a…”
Get full text
Journal Article -
9
Supercontinuum generation by femtosecond single and dual wavelength pumping in photonic crystal fibers with two zero dispersion wavelengths
Published in Optics express (14-11-2005)“…We investigate supercontinuum generation in photonic crystal fibers under femtosecond single and dual wavelength pumping experimentally and by numerical…”
Get full text
Journal Article -
10
High repetition rate tunable femtosecond pulses and broadband amplification from fiber laser pumped parametric amplifier
Published in Optics express (29-05-2006)“…We report on the generation of high energy femtosecond pulses at 1 MHz repetition rate from a fiber laser pumped optical parametric amplifier (OPA). Nonlinear…”
Get full text
Journal Article -
11
Parametric amplification and compression to ultrashort pulse duration of resonant linear waves
Published in Optics express (30-04-2007)“…We report on an optical parametric amplification system which is pumped and seeded by fiber generated laser radiation. Due to its low broadening threshold,…”
Get full text
Journal Article -
12
Brain tumors in children and adolescents and exposure to animals and farm life: a multicenter case—control study (CEFALO)
Published in Cancer causes & control (01-09-2012)“…Objectives: The etiology of brain tumors in children and adolescents is largely unknown, and very few environmental risk factors have been identified. The aim…”
Get full text
Journal Article -
13
Germline Elongator mutations in Sonic Hedgehog medulloblastoma
Published in Nature (London) (01-04-2020)“…Cancer genomics has revealed many genes and core molecular processes that contribute to human malignancies, but the genetic and molecular bases of many rare…”
Get full text
Journal Article -
14
Fiber based ultrashort pulse system with kilowatt level average power
Published in 2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated National Fiber Optic Engineers Conference (01-03-2010)“…We report on the generation of 830 W of compressed average power at 78 MHz pulse repetition frequency and 640 fs pulse duration. We discuss further power…”
Get full text
Conference Proceeding -
15
Cancer Incidence among Patients with Alcohol Use Disorders—Long-Term Follow-Up
Published in Alcohol and alcoholism (Oxford) (01-07-2009)“…Aims: The aim of this study was to compare the cancer morbidity in a large cohort of patients with alcohol use disorders in the general Danish population…”
Get full text
Journal Article -
16
Incoherent Beam Combining of Continuous-Wave and Pulsed Yb-Doped Fiber Amplifiers
Published in IEEE journal of selected topics in quantum electronics (01-03-2009)“…We review the technique of incoherent beam combining and show experimentally the combination of four continuous wave fiber amplifiers to an average power of 2…”
Get full text
Journal Article -
17
High Power Polarization Maintaining Supercontinuum Source
Published in 2007 European Conference on Lasers and Electro-Optics and the International Quantum Electronics Conference (01-06-2007)“…In this paper, we present, to the best of our knowledge, the first high-power polarization-maintaining supercontinuum source which covers the wavelength range…”
Get full text
Conference Proceeding -
18
Supercontinuum generation in a photonic crystal fiber with two zero dispersion wavelengths
Published in Optics express (22-03-2004)“…We demonstrate supercontinuum generation in a highly nonlinear photonic crystal fiber with two closely lying zero dispersion wavelengths. The special…”
Get full text
Journal Article -
19
Completely monolithic Ytterbium fiber chirped pulse amplifier
Published in CLEO: 2013 (01-06-2013)“…We present a completely monolithic Yb-fiber chirped pulse amplifier that uses a dispersion matched fiber stretcher and hollow core photonic bandgap compressor…”
Get full text
Conference Proceeding -
20
Atopic conditions and brain tumor risk in children and adolescents-an international case-control study (CEFALO)
Published in Annals of oncology (01-04-2014)“…A number of epidemiological studies indicate an inverse association between atopy and brain tumors in adults, particularly gliomas. We investigated the…”
Get full text
Journal Article