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A researcher readies an endoscope to capture diesel emissions images.

Diesel Emissions: Readying an endoscope to capture diesel emissions images.Photo courtesy of Argonne National Laboratory. Download high-resolution image.

A researcher readies an endoscope to capture diesel emissions images.

Diesel Particulates: Argonne's micro-imaging system for diesel particulates. Read story. Download high-resolution image.

Engines: Argonne mechanical engineer Thomas Wallner adjusts Argonne's "omnivorous engine," an automobile engine that Wallner and his colleagues have tailored to efficiently run on blends of gasoline, ethanol and butanol. Read story. Download high-resolution image.

Argonne physicist Jin Wang makes adjustments to a machine used for examining high speed jets.

Engines: Argonne physicist Jin Wang makes adjustments to a machine used for examining high speed jets. Read story. Download high-resolution image.

Refilling the fuel cart

Engines: Argonne lead fuels engineer Steve McConnell refills the fuel cart of the omnivorous engine--for this particular test, with 100% ethanol. Read story. Engine Web page. Download high-resolution image.

Ion sensing circuit adjustment

Engines: Argonne research engineer Thomas Wallner adjusts the delay on an ion-sensing circuit used to get real-time combusion feedback. Read story. Engine Web page. Download high-resolution image.

Collecting in-cylinder pressure and ion-sensing signals

Engines: Michigan Technological University Ph.D. candidate Chris Cooney collects in-cylinder pressure and ion-sensing signals. Read story. Engine Web page. Download high-resolution image.

Running a dynanometer test

Engines: Argonne engineer Steve McConnell (right) and Technological University Ph.D. candidate Chris Cooney (left) run a dynanometer to test the omnivorous engine. Read story. Engine Web page. Download high-resolution image.

Air Force Fellows Clint Abell (left) and Jeff Gillen work on Smarter Diesel Engine (SDE) 21. The project involves using ion sensors to help the engine run at maximum efficiency.

Engines: Air Force Fellows Clint Abell (left) and Jeff Gillen work on Smarter Diesel Engine (SDE) 21. The project involves using ion sensors to help the engine run at maximum efficiency. Read story. Download high resolution image.

Lieutenant Colonel Jeff Gillen and Argonne engineer Steve McConnell take a close look at the SDE 21.

Engines: Lieutenant Colonel Jeff Gillen and Argonne engineer Steve McConnell take a close look at the SDE 21. Read story. Download high-resolution image.

Steve McConnell, Clint Abell (front), Jeff Gillen, Thomas Wallner and Steve Ciatti have been working together on SDE 21. Abell and Gillen are stationed at Argonne as part of the Air Force’s National Technical Laboratory Fellowship program.

Engines: Steve McConnell, Clint Abell (front), Jeff Gillen, Thomas Wallner and Steve Ciatti have been working together on SDE 21. Abell and Gillen are stationed at Argonne as part of the Air Force’s National Technical Laboratory Fellowship program. Read story. Download high-resolution image.

Major Clint Abell holds an ion sensor that will allow a diesel engine to calibrate itself to burn available fuels as efficiently as possible.

Engines: Major Clint Abell holds an ion sensor that will allow a diesel engine to calibrate itself to burn available fuels as efficiently as possible. Read story. Download high-resolution image.

fuel spray image

The liquid breakup of a high-density stream from a fuel injector as imaged with ultrafast synchrotron x-ray full-field phase contrast imagingat the U.S. Department of Energy’s Advanced Photon Source (APS) at Argonne National Laboratory. Read more about fuel sprays. Download larger image.

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