Publications by Kyungjin Kim | EPFL Graph Search

Related publications (17)

Wireless closed-loop optogenetics across the entire dorsoventral spinal cord in mice

Stéphanie Lacour, Grégoire Courtine, Quentin Barraud, Ileana Ozana Jelescu, Léonie Asboth, Ivan Furfaro, Claudia Kathe, Kyungjin Kim, Frédéric Pierre Gérald Michoud, Valentina Marie Paggi, Thomas Haynes Hutson, Jimmy James Ravier, Jérôme Gandar, Andreas Rowald, Noaf Salah Ali Alwahab

Optoelectronic systems can exert precise control over targeted neurons and pathways throughout the brain in untethered animals, but similar technologies for the spinal cord are not well established. In the present study, we describe a system for ultrafast, ...

NATURE PORTFOLIO2022

The neurons that restore walking after paralysis

Ruijia Wang, Stéphanie Lacour, Grégoire Courtine, Jocelyne Bloch, Quentin Barraud, Jordan Squair, Léonie Asboth, Fabien Bertrand Paul Wagner, Robin Jonathan Demesmaeker, Claudia Kathe, Matthieu Pierre Gautier, Kyungjin Kim, Katia Galan, Newton Cho, Nicholas David James, Thomas Haynes Hutson, Salif Axel Komi, Laetitia Danielle Philippine Baud, Andreas Rowald, Steven Lee Ceto, Nicola Aldo Regazzi

A spinal cord injury interrupts pathways from the brain and brainstem that project to the lumbar spinal cord, leading to paralysis. Here we show that spatiotemporal epidural electrical stimulation (EES) of the lumbar spinal cord(1-3) applied during neurore ...

NATURE PORTFOLIO2022

DIII-D research towards establishing the scientific basis for future fusion reactors

Yi Wang, Olivier Sauter, Richard Pitts, Sun Hee Kim, Wilfred Anthony Cooper, Terunobu Akiyama, Federico David Halpern, Mario Ludovico Podesta, Francesca Maria Poli, Jeffrey Huang, Alessandro Bortolon, Alessandro Marinoni, Gabriele Merlo, Dongbin Zhao, Fang Liu, Zhixian Yan, Stefan Müller, Wei Wu, Kyungjin Kim, Tzu-Hsien Shen, Lorenzo Anton-Louis Talà, Xi Chen, Gang Yu, Xin Yang, Shouguo Wang, Luc Nicolas Xuan Zeng, Sung Chul Park, Fang Wang

DIII-D research is addressing critical challenges in preparation for ITER and the next generation of fusion devices through focusing on plasma physics fundamentals that underpin key fusion goals, understanding the interaction of disparate core and boundary ...

IOP Publishing Ltd2019

Preliminary Performance Test Results of First CICC From Korea Destined for an ITER TF Magnet

Pierluigi Bruzzone, Boris Stepanov, Kyungjin Kim

The Republic of Korea is participating in the ITER project to construct and operate the ITER tokamak for the purpose of demonstrating the feasibility of fusion power. ITER Korea, the implementing agency for the Republic of Korea that is procuring items for ...

IEEE Institute of Electrical and Electronics Engineers2013

Results of the TF conductor performance qualification samples for the ITER project

Pierluigi Bruzzone, Boris Stepanov, Kyungjin Kim

The performance of the toroidal field (TF) magnet conductors for the ITER machine are qualified by a short full-size sample (4 m) current sharing temperature (T-cs) test in the SULTAN facility at CRPP in Villigen, Switzerland, using the operating current o ...

Iop Publishing Ltd2012

Modeling of neoclassical tearing mode stabilization by electron cyclotron heating and current drive in tokamak plasmas

Olivier Sauter, Federico Alberto Alfredo Felici, Kyungjin Kim

An integrated numerical system is established to model time-dependent behavior of the neoclassical tearing mode (NTM) in a tokamak which solves the modified Rutherford equation (MRE) by coupling with plasma transport, equilibrium, heating and current drive ...

2016

Recent Advances in Encapsulation of Flexible Bioelectronic Implants: Materials, Technologies, and Characterization Methods

Yves Leterrier, Stéphanie Lacour, Kyungjin Kim, Massimo Mariello, Kangling Wu

Bioelectronic implantable systems (BIS) targeting biomedical and clinical research should combine long-term performance and biointegration in vivo. Here, recent advances in novel encapsulations to protect flexible versions of such systems from the surround ...

Wiley-V C H Verlag Gmbh2022

Extended Barrier Lifetime of Partially Cracked Organic/Inorganic Multilayers for Compliant Implantable Electronics

Julien Emile Carron, Yves Leterrier, Stéphanie Lacour, Giuseppe Schiavone, Kyungjin Kim, Kangling Wu

Flexible and soft bioelectronics display conflicting demands on miniaturization, compliance, and reliability. Here, the authors investigate the design and performance of thin encapsulation multilayers against hermeticity and mechanical integrity. Partially ...

WILEY-V C H VERLAG GMBH2021

Epigenetic memory in induced pluripotent stem cells

Olaia Maria Naveiras Torres-Quiroga, Kyungjin Kim

Somatic cell nuclear transfer and transcription-factor-based reprogramming revert adult cells to an embryonic state, and yield pluripotent stem cells that can generate all tissues. Through different mechanisms and kinetics, these two reprogramming methods ...

2010

Fast Maximum Likelihood High-Density Low-SNR Super-Resolution Localization Microscopy

Michaël Unser, Kyungjin Kim

Localization microscopy such as STORM/PALM achieves the super-resolution by sparsely activating photo-switchable probes. However, to make the activation sparse enough to obtain reconstruction images using conventional algorithms, only small set of probes n ...

SampTA2013

Conductor Performance Qualification of TFKO3 Sample for ITER TF Magnet

Pierluigi Bruzzone, Boris Stepanov, Kyungjin Kim

Two identical conductor samples were fabricated from 110 m length cable prepared for qualification of the manufacturing process for Phase II procurement of ITER TF conductor. Superconducting strand characteristics, cabling specifications, and the stainless ...

IEEE-Inst Electrical Electronics Engineers Inc2012

Development and Sultan test result of ITER conductor samples of Korea

Pierluigi Bruzzone, Kyungjin Kim

2008

Deployment of an electrocorticography system with a soft robotic actuator

Stéphanie Lacour, Florian Dylan Fallegger, Kyungjin Kim, Alix Esther Anne Trouillet, Sukho Song

Electrocorticography (ECoG) is a minimally invasive approach frequently used clinically to map epileptogenic regions of the brain and facilitate lesion resection surgery and increasingly explored in brain-machine interface applications. Current devices dis ...

AMER ASSOC ADVANCEMENT SCIENCE2023

Predictive analysis of the ITER Poloidal Field Conductor Insert (PFCI) test program

Rainer Wesche, Kyungjin Kim

In this paper we discuss the predictive analysis performed in support of the test program of the International Thermonuclear Experimental Reactor (ITER) Poloidal Field Conductor Insert (PFCI). A subset of the test program items was considered, with particu ...

IEEE Institute of Electrical and Electronics Engineers2007

Performance test of TFK02 qualification sample for ITER TF conductor

Pierluigi Bruzzone, Kyungjin Kim

IEEE2010

Water-permeation sensor and method for making the same

Yves Leterrier, Stéphanie Lacour, Kyungjin Kim, Massimo Mariello

A water permeation sensor suitable for monitoring and quantitatively assessing ultra-low permeability of thin film encapsulations engineered for bioelectronic microdevices, its fabrication as well as device comprising the same are disclosed herein. ...

2024

Results of a new generation of ITER TF conductor samples in SULTAN

Pierluigi Bruzzone, Rainer Wesche, Boris Stepanov, Kyungjin Kim

IEEE Institute of Electrical and Electronics Engineers2008