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System Technologies & Diagnostics
System Technologies & Diagnostics

The System Technologies & Diagnostics Department conducts research and development related to instruments and non-destructive evaluation (NDE) techniques for characterization of materials and determination of system parameters related to different energy systems (including fossil, transportation, and nuclear). The Department also develops sensors and technologies for non-energy-producing applications such as homeland security and biomedical engineering.

Sensors & Instrumentation and NDE Applications

Tech Initiatives Applications

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Programs
  • Nuclear Regulatory Research
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Other Resources / News Items

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  • Argonne innovations in nondestructive evaluation technologies aid many industries - Fact Sheet
    [page in pdf format  PDF (103KB)];
  • Millimeter-Wave Radar Detection of Chemicals, Gases, and Radiation - Fact Sheet
    [page in pdf format  PDF (234KB)]; also available at Argonne Technology Transfer Office
  • Gallium Arsenide Semiconductor-based  Neutron Detector - Fact Sheet
    [page in pdf format  PDF (174KB)]; also available at Argonne Technology Transfer Office
  • Terahertz- and Millimeter-Wave Test Facility —  Detect Terrorist-Related Contraband with Terahertz Technology - Fact Sheet
    [page in pdf format  PDF (176KB)]; also available at Argonne Technology Transfer Office
  • Joining Advanced Materials By Plastic Flow Provides Solution For Oxygen Sensor Applications - Fact Sheet
    [page in pdf format  PDF (191KB)]; also available at Argonne Technology Transfer Office

Emission of Coherent THz Radiation from Superconductors by L. Ozyuzer, A. E. Koshelev, C. Kurter, N. Gopalsami, Q. Li, M. Tachiki, K. Kadowaki, T. Yamamoto, H. Minami, H. Yamaguchi, T. Tachiki, K. E. Gray, W.-K. Kwok, U. Welp
Compact solid-state sources of terahertz (THz) radiation are being sought for sensing, imaging, and spectroscopy applications across the physical and biological sciences. We demonstrate that coherent continuous-wave THz radiation of sizable power can be extracted from intrinsic Josephson junctions in the layered high-temperature superconductor Bi2Sr2CaCu2O8. In analogy to a laser cavity, the excitation of an electromagnetic cavity resonance inside the sample generates a macroscopic coherent state in which a large number of junctions are synchronized to oscillate in phase. The emission power is found to increase as the square of the number of junctions reaching values of 0.5 microwatt at frequencies up to 0.85 THz, and persists up to ~50 kelvin. These results should stimulate the development of superconducting compact sources of THz radiation.
~~ Excerpt from Science Magazine, Vol. 318, 23 Nov. 2007

Contact:
Systems Technologies and Diagnostics Department
Dept. Manager: A.C. (Paul) Raptis
Fax: +1 630-252-3250

A.C. Raptis' Executive Bio

YES, we are at the Argonne Open House!

In the spotlight...

Laser Applications Laboratory

Laser Applications Laboratory
The Laser Applications Laboratory houses two high-power laser systems, complete with diagnostics for materials-processing functions – a 6 kW CO2 laser and a 1.6 kW pulsed Nd:YAG laser.
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2007 R&D 100 Awards

Jacqueline Johnson and Sami Gopalsami

Two projects by scientists from the System Technologies & Diagnostics Department made into the list of the world's 100 most technologically significant products introduced into the marketplace during 2006, as judged by R&D Magazine.

Argonne Experts

Dr. Sami Gopalsami is one of the Experts featured in the Argonne Experts Guide.

Contact

System Technologies & Diagnostics Dept.
Dept. Manager: A.C. Raptis
Fax: +1 630-252-3250
E-mail:

Meet...

Dr. Paul Raptis

Dr. A. C. (Paul) Raptis
A senior electrical engineer and manager of the System Technologies & Diagnostics Department.

 Postdoc Jobs @ STD

Available Postdoc Appointments are listed at Postdoctoral Opportunities web site


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Last modified on September 17, 2009 15:38 +0200