Publications of Juan Velasco Vélez

Journal Article (49)

2017
Journal Article
Schön, Daniela, Jie Xiao, Ronny Golnak, Marc F. Tesch, Bernd Winter, Juan Velasco Vélez and Emad F. Aziz: Introducing Ionic-Current Detection for X-ray Absorption Spectroscopy in Liquid Cells.
Journal Article
Velasco Vélez, Juan, Michael Hävecker, Axel Knop-Gericke, Christoph Schwanke, Lifei Xi, Lathrin M. Lange, Jie Xiao, Marc F. Tesch, Ronny Golnak, Tristan Petit, Ljiljana Puskar, Ulrich Schade, Mario Borgwardt, Igor Kiyan, Robert Seidel and Emad F. Aziz: Multiscale Photo-Based In-Situ and Operando Spectroscopies in Time and Energy Landscapes.
Journal Article
Velasco Vélez, Juan, Travis Jones, Verena Pfeifer, Chung-Li Dong, Yu-Xun Chen, Chieh-Ming Chen, Hsin-Yu Chen, Ying-Rui Lu, Jin-Ming Chen and Robert Schlögl: Trends in reactivity of electrodeposited 3d transition metals on gold revealed by operando soft x-ray absorption spectroscopy during water splitting.
2016
Journal Article
Kozmenkova, Anna Ya., Elmar Yu. Kataev, Alina I. Belova, Matteo Amati, Luca Gregoratti, Juan Velasco Vélez, Axel Knop-Gericke, Boris Senkovsky, Denis V. Vyalikh, Daniil M. Itkis, Yang Shao-Horn and Lada V. Yashina: Tuning surface chemistry of TiC electrodes for lithium-air batteries.
Journal Article
Pfeifer, Verena, Travis Jones, Juan Velasco Vélez, Cyriac Massué, Mark Greiner, Rosa Arrigo, Detre Teschner, Frank Girgsdies, Michael Scherzer, Jasmin Allan, Maike Hashagen, Gisela Weinberg, Simone Piccinin, Michael Hävecker, Axel Knop-Gericke and Robert Schlögl: The Electronic Structure of Iridium Oxide Electrodes Active in Water Splitting.
Journal Article
Pfeifer, Verena, Travis Jones, Sabine Wrabetz, Cyriac Massué, Juan Velasco Vélez, Rosa Arrigo, Michael Scherzer, Simone Piccinin, Michael Hävecker, Axel Knop-Gericke and Robert Schlögl: Reactive oxygen species in iridium-based OER catalysts.
Journal Article
Velasco Vélez, Juan, Verena Pfeifer, Michael Hävecker, Ruizhi Wang, Alba Centeno, Amaia Zurutuza, Gerardo Algara-Siller, Eugen Stotz, Katarzyna Skorupska, Detre Teschner, Pierre Kube, Philipp Braeuninger-Weimer, Stephan Hofmann, Robert Schlögl and Axel Knop-Gericke: Atmospheric pressure X-ray photoelectron spectroscopy apparatus: Bridging the pressure gap.
2015
Journal Article
Velasco Vélez, Juan, Verena Pfeifer, Michael Hävecker, Robert S. Weatherup, Rosa Arrigo, Cheng-Hao Chuang, Eugen Stotz, Gisela Weinberg, Miquel Salmeron, Robert Schlögl and Axel Knop-Gericke: Photoelectron Spectroscopy at the Graphene–Liquid Interface Reveals the Electronic Structure of an Electrodeposited Cobalt/Graphene Electrocatalyst.

Book Chapter (1)

2021
Book Chapter
Velasco Vélez, Juan: Soft X-ray Absorption Spectroscopy at the Solid-Gas Interface.

Conference Paper (1)

2021
Conference Paper
Doll, Theodor, Jonas Oberröhrmann, Stefan Baum, Robert Köhler, Helmut Schütte, Stefan Gassmann, Simon Thies, Hans Baum, Juan Velasco-Velez, Victor Manuel Fuenzalida and Achim Walter Hassel: Probing Ionization Energies for Trace Gas Identification: The Micro Photo Electron Ionization Detector (PEID).
(CSAC2021: 1st International Electronic Conference on Chemical Sensors and Analytical Chemistry, Online, Jul 2021).

Talk (25)

2022
Talk
Velasco Vélez, Juan: Controlling Thermo- and Electro-Catalytic Selective Hydrogenation Reactions With Pd Based Catalysts.
(FHI-Workshop on Current Research at the Interface of Physics and Chemistry, Potsdam, Germany, May 2022).
Talk
Velasco Vélez, Juan: Introduction to NEXAFS-Principle and Applications.
(HZB Photon School 2022, Online Event, Apr 2022).
Talk
Velasco Vélez, Juan: Operando Spectroscopy Characterization of the Oxygen Evolution Reaction on IrOx Electrodes.
(Seminar, Karlsruhe Institute of Technology (KIT), Online Event, Feb 2022).
Talk
Velasco Vélez, Juan: Rising the Pressure Up From UHV to 1 Bar in Gas Phase and Bulk Liquid in Operando PES.
(Seminar, ALBA , Barcelona, Spain, Apr 2022).
2021
Talk
Velasco Vélez, Juan: Revealing the Electronic Structure of the Electrified Copper-Electrolyte Interface During the CO2RR by In Situ Photo-Electron Spectroscopy and In Situ Electron Microscopy.
(Seminar, BESSY , Online Event, Jul 2021).
Talk
Velasco Vélez, Juan: Introducción a la espectroscopía de rayos X.
(Master seminar, Universidad de Granada, Spain, Online Event, Apr 2021).
Talk
Velasco Vélez, Juan: In situ/operando Characterization of Electrocatalytic Materials by Bulk and Surface Sensitive X-ray Spectroscopies.
(6th International School-Conference on Catalysis for Young Scientists, Online Event, May 2021).
Talk
Velasco Vélez, Juan: Bulk and Surface Sensitive In Situ/Operando X-Ray Spectroscopies Characterization of Electrocatalytic Materials.
(Seminar, BESSY , Online Event, Jul 2021).
Talk
Velasco Vélez, Juan: Combinando espectroscopía in situ de fotoelectrón y absorción de rayos X con microscopía in situ de electrón de barrido, un ejemplo: la reducción electrocatalítica del CO2 en cátodos de cobre.
(Seminar, Universidad de Granada, Granada, Spain, Nov 2021).
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