User profiles for Nathan Greiner
Nathan J. GreinerAir Force Institute of Technology Verified email at us.af.mil Cited by 111 |
[HTML][HTML] Recruitment of upper-limb motoneurons with epidural electrical stimulation of the cervical spinal cord
Epidural electrical stimulation (EES) of lumbosacral sensorimotor circuits improves leg
motor control in animals and humans with spinal cord injury (SCI). Upper-limb motor control …
motor control in animals and humans with spinal cord injury (SCI). Upper-limb motor control …
Activity-dependent spinal cord neuromodulation rapidly restores trunk and leg motor functions after complete paralysis
…, B Nazarian, S Benkler, S Callegari, N Greiner… - Nature medicine, 2022 - nature.com
Epidural electrical stimulation (EES) targeting the dorsal roots of lumbosacral segments
restores walking in people with spinal cord injury (SCI). However, EES is delivered with …
restores walking in people with spinal cord injury (SCI). However, EES is delivered with …
Advantages of soft subdural implants for the delivery of electrochemical neuromodulation therapies to the spinal cord
M Capogrosso, J Gandar, N Greiner… - Journal of neural …, 2018 - iopscience.iop.org
Objective. We recently developed soft neural interfaces enabling the delivery of electrical
and chemical stimulation to the spinal cord. These stimulations restored locomotion in animal …
and chemical stimulation to the spinal cord. These stimulations restored locomotion in animal …
Scaling of film cooling performance from ambient to engine temperatures
NJ Greiner, MD Polanka… - Journal of …, 2015 - asmedigitalcollection.asme.org
The present study employs computational fluid dynamics (CFD) to explore the complexities
of scaling film cooling performance measurements from ambient laboratory conditions to …
of scaling film cooling performance measurements from ambient laboratory conditions to …
Effect of variable properties within a boundary layer with large freestream-to-wall temperature differences
NJ Greiner, MD Polanka… - … for gas turbines …, 2014 - asmedigitalcollection.asme.org
Modern gas-turbine engines are characterized by high core-flow temperatures and significantly
lower turbine-surface temperatures. This can lead to large property variations within the …
lower turbine-surface temperatures. This can lead to large property variations within the …
Computational Fluid Dynamics Evaluations of Film Cooling Flow Scaling Between Engine and Experimental Conditions
…, MD Polanka, NJ Greiner - Journal of …, 2017 - asmedigitalcollection.asme.org
The hostile turbine environment requires testing film cooling designs in wind tunnels that
allow for appropriate instrumentation and optical access, but at temperatures much lower than …
allow for appropriate instrumentation and optical access, but at temperatures much lower than …
Spatiotemporal maps of proprioceptive inputs to the cervical spinal cord during three-dimensional reaching and grasping
P Kibleur, SR Tata, N Greiner, S Conti… - … on Neural Systems …, 2020 - ieeexplore.ieee.org
… Tata and Nathan Greiner contributed equally to this work.) (Corresponding author: Marco
Capogrosso.) Pierre Kibleur was with the Department of Neuroscience and Movement Science…
Capogrosso.) Pierre Kibleur was with the Department of Neuroscience and Movement Science…
A New Calculation Strategy for Molten Salt Reactor Neutronic–Thermal-Hydraulic Analysis Implemented with APOLLO3® and TRUST/TrioCFD
Molten salt nuclear reactors (MSRs) constitute a promising technology to produce safe,
reliable, abundant low-carbon energy. To design MSR systems and perform safety analyses on …
reliable, abundant low-carbon energy. To design MSR systems and perform safety analyses on …
Effect of variable properties and radiation on convective heat transfer measurements at engine conditions
NJ Greiner, MD Polanka… - Journal of Heat …, 2016 - asmedigitalcollection.asme.org
Convective heat transfer from a fluid to a surface is an approximately linear function of
driving temperature if the properties within the boundary layer are approximately constant. …
driving temperature if the properties within the boundary layer are approximately constant. …
Representing Data Collections in an SSA Form
T McMichen, N Greiner, P Zhong… - 2024 IEEE/ACM …, 2024 - ieeexplore.ieee.org
Compiler research and development has treated computation as the primary driver of
performance improvements in C/C++ programs, leaving memory optimizations as a secondary …
performance improvements in C/C++ programs, leaving memory optimizations as a secondary …