The Kirkendall effect was imaged and analyzed using the TEM and SEM. Results were correlated to garner understanding of dynamic processes.
Silver nanoparticles were analyzed to determine melting and vaporization temperatures and sintering characteristics as a function of size.
Two in situ experiments were preformed to determine the thermal properties of carbon nanotube/silver nanowires.
The Aduro provides the clear line of sight necessary for EDS compatibility. Elemental maps were collected from two samples.
Ion beam deposition of tungsten metal onto thin silicon nitride membranes. Four point probe use to measure resistance of deposited tungsten.
Using the Aduro platform PdZn was analyzed at the atomic scale to better understand the formation processes of these alloys.
Gold nanoparticles on iron oxide were heated up to 700 °C and dynamically observed through the water-gas shift and the CO oxidation reaction.
Lead Antimony Silver telluride was heated to observe how the elemental components evolved as a function of temperature.
Au nanoparticles were imaged at 600 °C with a resolution of .7 Angstroms in the TEAM .5 TEM.
The formation of the fcc to L10 phase transition was observed using the Aduro platform.
The Aduro system’s high thermal stability was key to preserving the resolution required for analyzing the defect structure of h-BN at high temperatures.
Researchers used the electrical biasing tools built into the Aduro system to apply a voltage to the ReRAM device while measuring the current in situ.
Scientists are strongly motivated to control the electronic properties of graphene to expand its potential in nanoelectronic applications.
Electron holography measure the phase shift of electrons after it passes through the sample due to electric and magnetic fields.
Prepare integrated circuits, solar cells, batteries and magnetic on Thermal and Electrical E-chips using FIB methods.
Three possible methods are detailed to transfer nanowires from their growth substrate to the thin membrane on an Aduro E-chip.
Detailed instructions for the wet and dry deposition of samples on Aduro E-chips.
Wet samples were imaged utilizing the CLEM imaging strategy eliminating the need for drying or freezing samples.
Gold nanoparticles were deposited on an E-chip. The solvent was allowed to evaporate and the presence of gold nanoparticles on the silicon nitride window was confirmed using scanning TEM.
Live Yeast cells were imaged with an STEM without freezing or plastic embedment.
The Poseidon Select™ GapSet™ E-chip™ design is ideal for imaging a continuous flow of liquid and for the injection of reagents into the system.
The GapSet™ E-chip™ channel design permits rapid exchange (~1 minute), of liquid within the sample chamber.
Gold nanorods encapsulated in a layer of polyvinyl pyridine (PVP) were imaged in a 150 nm layer of water with Transmission Electron Microscopy (TEM).
In this experiment, rotavirus particles were imaged in solution and the obtained images were used to calculate the first high resolution, 3D reconstructions of biological assemblies from single particles contained entirely within liquid.
The capabilities of EELS in liquid are examined, and core and low-loss areas of the EELS spectrum are evaluated as a function of liquid thickness.
Groups at both Sandia National Laboratory and Virginia Tech have demonstrated the ability to image functional liposome nanoparticles in situ within liquid using the Protochips’ Poseidon Select system for TEM.
The capabilities of EDS and EELS using the Poseidon Select liquid system are explored.
Glioblastoma is the most common and lethal form of malignant brain cancer and nanoparticle-based therapies represent a novel and promising approach in the treatment of this deadly disease. In order to better understand how nanoparticles interact with cancer cells, Dr. Deborah Kelly’s lab at Virginia Polytechnic University in Roanoke, VA used Protochips’ Poseidon Select system to study the real- time interactions between gold nanorods and glioblastoma stem cells using in situ liquid TEM.
Recently, researchers from the University of Paris, Diderot utilized Protochips’ Poseidon Select system in an effort to further understand the mechanism of carbon nanotube breakdown by living organisms. New insights provided by the Poseidon Select system enabled the group to bridge the structural changes observed using traditional microscopy techniques with known biochemical pathways. During the study they were able to identify two mechanisms of hydroxyl radical induced multi-wall carbon nanotube (MWCNT) biodegradation by macrophage cells.
The effects of Ostwald ripening and coalescence were studied to gain insights into the force of degradation within a fuel cell.
Researchers observed lithiation and delithiation of battery materials within the electron microscope, at the nanoscale.
Li anodes incorporation into secondary batteries has two problems, the formation of an unstable solid electrolyte interface (SEI) and the formation of dendrites, which can casue short-circuit.
Attempt to understand the liquid-phase nanocrystal growth mechanism.
Dendrite Deposition decreases batteries” performances, the Poseidon Select 510 enables simultaneous acquisition of correlative electrochemical results, allowing quantification of process reversibility and electrochemical cell capacity, key paraeters of a battery performance.
A comprehensive guide to using microwell E-chips with the Poseidon Select liquid in situ system.
Sample preparation is simplified in this step by step guide of best procedures with the Poseidon Select liquid in situ system.
Whole mount cells can be easily prepared using the streamlined process detailed in this note.
Binding species such as a virus, cell surface proteins, or isolate whole cells within the TEM.
Researchers at University of Michigan are exploring promising new automotive exhaust catalyst materials, and are using Atmosphere to simulate conditions that closely match the real-world catalyst reaction environment in the TEM. These results better describe the catalyst material behavior in real-time at the atomic scale with STEM.
Graphene, a two-dimensional material with unique chemical and electrical properties is extensively studied for applications in electronics, optics and catalysis. Researchers at DSI-IPCMS-CNRS/University of Strasbourg, France, used Atmosphere to visualize the FLG etching process under relevant reaction conditions.
Palladium metal can absorb hydrogen to form the palladium hydride phase under the right conditions. Researchers working at the University of Manchester track the transition of palladium to palladium hydride and back to palladium in situ by exposing the sample to hydrogen at relevant pressures and temperatures in the TEM using Atmosphere.
A group at the University of Pennsylvania developed a new nanoparticle catalyst system with exceptional activity for methane combustion. The authors show the core-shell structure was successfully synthesized via transmission electron microscopy (TEM), but a thorough analysis of the catalyst behavior over a wide temperature range was required to understand catalyst behavior under reaction conditions.