User profiles for E. N. Christensen

Erik Nicolai Christensen

Research Scientist at NKT photonics
Verified email at nktphotonics.com
Cited by 164

Outcomes for spine stereotactic body radiation therapy and an analysis of predictors of local recurrence

AJ Bishop, R Tao, NC Rebueno, EN Christensen… - International Journal of …, 2015 - Elsevier
Purpose To investigate local control, survival outcomes, and predictors of local relapse for
patients treated with spine stereotactic body radiation therapy. Methods and Materials We …

[HTML][HTML] Probing the interaction between the coiled coil leucine zipper of cGMP-dependent protein kinase Iα and the C terminus of the myosin binding subunit of the …

…, J Kupferman, HK Surks, EN Christensen… - Journal of biological …, 2008 - ASBMB
Nitric oxide and nitrovasodilators induce vascular smooth muscle cell relaxation in part by
cGMP-dependent protein kinase I (PKG-Iα)-mediated activation of myosin phosphatase (MLCP…

[HTML][HTML] Nonlinear four-wave mixing with enhanced diversity and selectivity via spin and orbital angular momentum conservation

X Liu, EN Christensen, K Rottwitt, S Ramachandran - APL photonics, 2020 - pubs.aip.org
Light that can carry orbital angular momentum (OAM) has found a variety of applications in
super-resolution microscopy, optical communications, and laser machining, bringing up the …

Creation of a prognostic index for spine metastasis to stratify survival in patients treated with spinal stereotactic radiosurgery: secondary analysis of mature prospective …

…, K Hess, AJ Bishop, HY Pan, EN Christensen… - International Journal of …, 2015 - Elsevier
Purpose There exists uncertainty in the prognosis of patients following spinal metastasis
treatment. We sought to create a scoring system that stratifies patients based on overall survival. …

High coincidence-to-accidental ratio continuous-wave photon-pair generation in a grating-coupled silicon strip waveguide

K Guo, EN Christensen, JB Christensen… - Applied Physics …, 2017 - iopscience.iop.org
We demonstrate a very high coincidence-to-accidental ratio of 673 using continuous-wave
photon-pair generation in a silicon strip waveguide through spontaneous four-wave mixing. …

[HTML][HTML] Photon-pair sources based on intermodal four-wave mixing in few-mode fibers

K Rottwitt, JG Koefoed, EN Christensen - Fibers, 2018 - mdpi.com
Four-wave mixing in optical fibers has been proven to have many applications within processing
of classical optical signals. In addition, recent developments in multimode fibers have …

Quantitative determination of ethanol in wine by gas chromatography

B Stackler, EN Christensen - American journal of enology …, 1974 - Am Soc Enol Viticulture
A method is described for specific quantitative analysis of ethanol in wine by gas chromatography.
This method, which uses an internal standard and flame ionization detector, is more …

Volatile constituents of grape leaves. I. Vitis vinifera variety'Chenin blanc'

HL Wildenradt, EN Christensen… - … Journal of Enology …, 1975 - Am Soc Enol Viticulture
'Chenin blanc' grape leaf volatile compounds were isolated by steam distillation. The distillate
collected was extracted with pentane, and the compounds present were identified by gas …

Improving prostate brachytherapy quality assurance with MRI–CT fusion–based sector analysis in a phase II prospective trial of men with intermediate-risk prostate …

…, RJ Kudchadker, TL Bruno, EN Christensen… - Brachytherapy, 2013 - Elsevier
Purpose We combined sector analysis with MRI–CT fusion to comprehensively assess
postimplant dosimetry after prostate brachytherapy. Methods and Materials Subjects were 50 …

Xanthones of the Gentianaceae—II: Frasera albicaulis Dougl. ex Griesb.

GH Stout, EN Christensen, WJ Balkenhol, KL Stevens - Tetrahedron, 1969 - Elsevier
The root of Frasera albicaulis Dougl. ex Griesb. has been shown to contain fifteen xanthones,
ten of which are previously unreported in nature. These compounds have been identified …