Measuring spatially-resolved potential drops at semiconductor hetero-interfaces using 4D-STEM

Authors: Chejarla, Varun Shankar, Ahmed, Shamail, Belz, Jürgen, Scheunert, Jonas, Beyer, Andreas, Volz, Kerstin

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/2301.11179

Impact of beam size and diffraction effects in the measurement of long-range electric fields in crystalline samples via 4DSTEM

Authors: Heimes, Damien, Chejarla, Varun Shankar, Ahmed, Shamail, Hüppe, Franziska, Beyer, Andreas, Volz, Kerstin

Source: In Ultramicroscopy November 2023 253

Influence of the sintering temperature on LLZO-NCM cathode composites for solid-state batteries studied by transmission electron microscopy

Authors: Demuth, Thomas, Fuchs, Till, Walther, Felix, Pokle, Anuj, Ahmed, Shamail, Malaki, Michael, Beyer, Andreas, Janek, Jürgen, Volz, Kerstin

Source: In Matter 5 July 2023 6(7):2324-2339

PFIB-preparation and STEM-characterization of electrochemically plated lithium at the interface to the solid electrolyte Li6PS5Cl

Authors: Hüppe Franziska, Becker Juri, Belz Jürgen, Ahmed Shamail, Fuchs Till, Aktekin Burak, Janek Jürgen, Volz Kerstin

Source: BIO Web of Conferences, Vol 129, p 25013 (2024)

Subject Terms: plasma-fib, battery, inert-gas-transfer, anode-free-cell, Microbiology, QR1-502, Physiology, QP1-981, Zoology, QL1-991

File Description: electronic resource

Relation: https://www.bio-conferences.org/articles/bioconf/pdf/2024/48/bioconf_emc2024_25013.pdf; https://doaj.org/toc/2117-4458

Access URL: https://doaj.org/article/dd4a30776749472dbd00e3c601199ebe

STEM, PED and EELS: A powerful combination for the investigation of cathode-active-materials for batteries

Authors: Demuth Thomas, Malaki Michael, Ahmed Shamail, Kurzhals Philipp, Beyer Andreas, Janek Jürgen, Volz Kerstin

Source: BIO Web of Conferences, Vol 129, p 25034 (2024)

Subject Terms: stem, ped, eels, cam, battery, Microbiology, QR1-502, Physiology, QP1-981, Zoology, QL1-991

File Description: electronic resource

Relation: https://www.bio-conferences.org/articles/bioconf/pdf/2024/48/bioconf_emc2024_25034.pdf; https://doaj.org/toc/2117-4458

Access URL: https://doaj.org/article/dc152380227048aba0e75ec6bb186208

Understanding the formation of antiphase boundaries in layered oxide cathode materials and their evolution upon electrochemical cycling

Authors: Ahmed, Shamail, Pokle, Anuj, Bianchini, Matteo, Schweidler, Simon, Beyer, Andreas, Brezesinski, Torsten, Janek, Jürgen, Volz, Kerstin

Source: In Matter 1 December 2021 4(12):3953-3966

Optimized atomic layer deposition of homogeneous, conductive Al2O3 coatings for high-nickel NCM containing ready-to-use electrodesElectronic supplementary information (ESI) available. See DOI: 10.1039/d0cp06422j

Authors: Negi, Rajendra S., Culver, Sean P., Wiche, Miguel, Ahmed, Shamail, Volz, Kerstin, Elm, Matthias T.

Source: Physical chemistry chemical physics. 23(11):6725-6737

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100117340478.0x000001&indx=1&recIds=ETOCvdc_100117340478.0x000001

Stabilizing the Cathode/Electrolyte Interface Using a Dry-Processed Lithium Titanate Coating for All-Solid-State Batteries

Authors: Negi, Rajendra S., Minnmann, Philip, Pan, Ruijun, Ahmed, Shamail, Herzog, Marcel J., Volz, Kerstin, Takata, Ryo, Schmidt, Franz, Janek, Jürgen, Elm, Matthias T.

Source: Chemistry of materials. 33(17):6713-6723

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN632522702&indx=1&recIds=ETOCRN632522702

Coating versus Doping: Understanding the Enhanced Performance of High‐Voltage Batteries by the Coating of Spinel LiNi0.5Mn1.5O4 with Li0.35La0.55TiO3

Authors: Mereacre, Valeriu, Stüble, Pirmin, Trouillet, Vanessa, Ahmed, Shamail, Volz, Kerstin, Binder, Joachim R.

Source: Advanced materials interfaces. 10(2)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100193793178.0x000001&indx=1&recIds=ETOCvdc_100193793178.0x000001

Kinking of GaP Nanowires Grown in an In Situ (S)TEM Gas Cell Holder

Authors: Krug, David, Widemann, Maximilian, Gruber, Felix, Ahmed, Shamail, Demuth, Thomas, Beyer, Andreas, Volz, Kerstin

Source: Advanced materials interfaces. 10(17)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100193792200.0x000001&indx=1&recIds=ETOCvdc_100193792200.0x000001

The Role of Intragranular Nanopores in Capacity Fade of Nickel-Rich Layered Li(Ni~1~−~x~−~yCo~xMny)O~2 Cathode Materials

Authors: Ahmed, Shamail, Pokle, Anuj, Schweidler, Simon, Beyer, Andreas, Bianchini, Matteo, Walther, Felix, Mazilkin, Andrey, Hartmann, Pascal, Brezesinski, Torsten, Janek, Jürgen

Source: ACS nano. 13(9):10694-10704

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN621817642&indx=1&recIds=ETOCRN621817642

A Dry‐Processed Al2O3/LiAlO2 Coating for Stabilizing the Cathode/Electrolyte Interface in High‐Ni NCM‐Based All‐Solid‐State Batteries

Authors: Negi, Rajendra S., Yusim, Yuriy, Pan, Ruijun, Ahmed, Shamail, Volz, Kerstin, Takata, Ryo, Schmidt, Franz, Henss, Anja, Elm, Matthias T.

Source: Advanced materials interfaces. 9(8)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100143381279.0x000001&indx=1&recIds=ETOCvdc_100143381279.0x000001

Chemo-mechanical failure mechanisms of the silicon anode in solid-state batteries

Authors: Huo, Hanyu, Jiang, Ming, Bai, Yang, Ahmed, Shamail, Volz, Kerstin, Hartmann, Hannah, Henss, Anja, Singh, Chandra Veer, Raabe, Dierk, Janek, Jürgen

Source: Nature Materials; 20240101, Issue: Preprints p1-9, 9p

Visualization of Light Elements using 4D STEM: The Layered‐to‐Rock Salt Phase Transition in LiNiO2 Cathode Material

Authors: Ahmed, Shamail, Bianchini, Matteo, Pokle, Anuj, Munde, Manveer Singh, Hartmann, Pascal, Brezesinski, Torsten, Beyer, Andreas, Janek, Jürgen, Volz, Kerstin

Source: Advanced energy materials. 10(25)

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100108652102.0x000001&indx=1&recIds=ETOCvdc_100108652102.0x000001

Formation of an Artificial Cathode–Electrolyte Interphase to Suppress Interfacial Degradation of Ni-Rich Cathode Active Material with Sulfide Electrolytes for Solid-State Batteries.

Authors: Zuo, Tong-Tong, Walther, Felix, Ahmed, Shamail, Rueß, Raffael, Hertle, Jonas, Mogwitz, Boris, Volz, Kerstin, Janek, Jürgen

Source: ACS Energy Letters; 3/10/2023, Vol. 8 Issue 3, p1322-1329, 8p

Coating versus Doping: Understanding the Enhanced Performance of High‐Voltage Batteries by the Coating of Spinel LiNi0.5Mn1.5O4 with Li0.35La0.55TiO3.

Authors: Mereacre, Valeriu, Stüble, Pirmin, Trouillet, Vanessa, Ahmed, Shamail, Volz, Kerstin, Binder, Joachim R.

Source: Advanced Materials Interfaces; Jan2023, Vol. 10 Issue 2, p1-14, 14p

Subject Terms: X-ray photoelectron spectroscopy, SPINEL, SURFACE coatings, SURFACES (Technology), TRANSMISSION electron microscopy, ALKALINE batteries, DIFFUSION, SUPERIONIC conductors

Stressed during cycling: Electrochemically induced mechanical deformation in Ni-rich cathode materials

Authors: Ahmed, Shamail, Volz, Kerstin

Source: In Matter 7 June 2023 6(6):1682-1684

A Dry‐Processed Al2O3/LiAlO2 Coating for Stabilizing the Cathode/Electrolyte Interface in High‐Ni NCM‐Based All‐Solid‐State Batteries.

Authors: Negi, Rajendra S., Yusim, Yuriy, Pan, Ruijun, Ahmed, Shamail, Volz, Kerstin, Takata, Ryo, Schmidt, Franz, Henss, Anja, Elm, Matthias T.

Source: Advanced Materials Interfaces; Mar2022, Vol. 9 Issue 8, p1-10, 10p

Subject Terms: SOLID electrolytes, CATHODES, COATING processes, SURFACE coatings, ELECTROLYTES, HEAT treatment, ELECTRIC vehicle batteries, SOLID state batteries

A robust technique to image all elements in LiNiO2 cathode active material by 4D-STEM.

Authors: Ahmed, Shamail, Pokle, Anuj, Belz, Jürgen, Bianchini, Matteo, Beyer, Andreas, Janek, Jürgen, Volz, Kerstin

Source: Microscopy & Microanalysis; 2021 Supplement 1, Vol. 27, p1446-1449, 4p

A robust technique to image all elements in LiNiO2 cathode active material by 4D-STEM.

Authors: Ahmed, Shamail, Pokle, Anuj, Belz, Jürgen, Bianchini, Matteo, Beyer, Andreas, Janek, Jürgen, Volz, Kerstin

Source: Microscopy & Microanalysis; 2021 Supplement, Vol. 27, p1446-1449, 4p