Recent Progress of In Situ Transmission Electron Microscopy for Energy Materials

  title={Recent Progress of In Situ Transmission Electron Microscopy for Energy Materials},
  author={Chao Zhang and Konstantin L. Firestein and Joseph F. S. Fernando and Dumindu P. Siriwardena and Joel E. von Treifeldt and Dmitri V. Golberg},
  journal={Advanced Materials},
In situ transmission electron microscopy (TEM) is one of the most powerful approaches for revealing physical and chemical process dynamics at atomic resolutions. The most recent developments for in situ TEM techniques are summarized; in particular, how they enable visualization of various events, measure properties, and solve problems in the field of energy by revealing detailed mechanisms at the nanoscale. Related applications include rechargeable batteries such as Li‐ion, Na‐ion, Li–O2, Na–O2… 

Applications of in situ electron microscopy in oxygen electrocatalysis

Oxygen electrocatalysis involving the oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) plays a vital role in cutting-edge energy conversion and storage technologies. In situ

Characterizing battery materials and electrodes via in situ/operando transmission electron microscopy

In situ transmission electron microscopy (TEM) research has enabled better understanding of various battery chemistries (Li-ion, Li–S, metal–O2, Li, and Na metal based, etc.), which fueled

Advanced Electron Energy Loss Spectroscopy for Battery Studies

As a powerful tool for chemical compositional analyses, electron energy loss spectroscopy (EELS) can reveal an abundance of information regarding the atomic‐level electron state in a variety of

Analyzing Energy Materials by Cryogenic Electron Microscopy

The development of cryo-EM and the applications in detecting energy materials are reviewed and analyzed from its overwhelming advantages in disclosing the underlying mystery of energy materials.

Direct Observation of Oxygen Evolution and Surface Restructuring on Mn2O3 Nanocatalysts Using In Situ and Ex Situ Transmission Electron Microscopy.

The first real-time nanoscale observation of chemical OER on Mn2O3 nanocatalyst surface using an in situ liquid holder in a transmission electron microscope (TEM) demonstrates a powerful strategy combining in situ and ex situ TEM for investigating various chemical reaction mechanisms in liquid.

Unraveling the reaction mechanisms of electrode materials for sodium‐ion and potassium‐ion batteries by in situ transmission electron microscopy

Sodium ion batteries (SIBs) and potassium ion batteries (PIBs) have caught numerous attention due to the low cost and abundant availability of sodium and potassium. However, their power density,

Recent Progress in Using Graphene as an Ultrathin Transparent Support for Transmission Electron Microscopy

Transmission electron microscopy (TEM) has long been used as the ultimate characterization technique for nanomaterials at the atomic level. Herein, the importance of the use of graphene in TEM is

Thermodynamic patterns during in-situ heating of InAs nanowires encapsulated in Al2O3 shells

During the simultaneous condensation and vaporization in closer areas in a single InAs nanowire, the front edge of the vaporization was flat, while that of the condensation actively changed with time and temperature.



In Situ Transmission Electron Microscopy for Energy Materials and Devices

In situ T EM studies of rechargeable ion batteries in a practical operation environment are explored, followed by applications of in situ TEM for direct observation of electrocatalyst formation, evolution, and degradation in proton-exchange membrane fuel cells, and fundamental investigations of new energy materials such as perovskites for solar cells are discussed.

Understanding materials challenges for rechargeable ion batteries with in situ transmission electron microscopy

An in-depth understanding of material behaviours under complex electrochemical environment is critical for the development of advanced materials for the next-generation rechargeable ion batteries.

Lithium Self-Discharge and Its Prevention: Direct Visualization through In Situ Electrochemical Scanning Transmission Electron Microscopy.

The data suggests that cell compression changed how the solid-electrolyte interphase formed, which is likely responsible for improved morphology and Coulombic efficiency with compression, and by combining the solvate electrolyte with a protective LiAl0.3S coating, shows that the Li nucleation density increased during deposition, leading to improved morphological uniformity.

In Situ TEM Experiments of Electrochemical Lithiation and Delithiation of Individual Nanostructures

Understanding the microscopic mechanisms of electrochemical reaction and material degradation is crucial for the rational design of high‐performance lithium ion batteries (LIBs). A novel nanobattery

Operando Monitoring of the Solution-Mediated Discharge and Charge Processes in a Na-O2 Battery Using Liquid-Electrochemical Transmission Electron Microscopy.

It is observed that the formation of NaO2 cubes during reduction occurs by a solution-mediated nucleation process, and it is suggested that this process is responsible for the poor cyclability of Na-O2 batteries.

Simultaneous atomic-level visualization and high precision photocurrent measurements on photoelectric devices by in situ TEM

Herein, a novel in situ transmission electron microscopy (TEM) method that allows high-resolution imaging and spectroscopy of nanomaterials under simultaneous application of different stimuli, such

In Situ Transmission Electron Microscopy Study of Molybdenum Oxide Contacts for Silicon Solar Cells

In this study, a molybdenum oxide (MoOx) and aluminum (Al) contact structure for crystalline silicon (c‐Si) solar cells is investigated using a combination of transmission line measurements (TLM) and

Dynamic Hosts for High-Performance Li–S Batteries Studied by Cryogenic Transmission Electron Microscopy and in Situ X-ray Diffraction

Developing a high-performance sulfur host is central to the commercialization and general development of lithium–sulfur batteries. Here, for the first time, we propose the concept of dynamic hosts

Dynamic microscopy of nanoscale cluster growth at the solid–liquid interface

This work follows in real time the evolution of individual clusters, and compares their development with simulations incorporating the basic physics of electrodeposition during the early stages of growth, to analyse dynamic observations—recorded in situ using a novel transmission electron microscopy technique—of the nucleation and growth of nanoscale copper clusters during electro Deposition.

In Situ Liquid Cell TEM Study of Morphological Evolution and Degradation of Pt–Fe Nanocatalysts During Potential Cycling

Nanocatalyst degradation is a serious limiting factor for the commercialization of proton exchange membrane fuel cells. Although the degradation has been extensively studied in the past through