C. Callahan. Electronic Psychrometer and/or Humidistat with Low Temperature and High Humidity Capability. United States Patent . June 27, 2017.
C. Callahan, S. Sawyer, E. Kahler. Final Report: The Vermont Bioenergy Initiative. A Decade of Local Production for Local Use. DOE Award #GO88182. September 2016. [NR]
Sawyer, S., Garza, E., DePillis, A., Vandette, J., and Callahan, C. . Vermont Sustainable Jobs Fund. 2016. [R]
V. Grubinger, C. Callahan, J. Faulkner, R. Achilles, and J. Buckley. . ̽̽ Extension with Vermont Agency of Agriculture, Food and Markets. May 16, 2016. [NR]
C. Callahan. Advanced Electronic Psychrometer for Improved Measurement and Control of Humidity in Real-Time. 2015 ASABE Annual Meeting. New Orleans, LA. July 2015. [NR]
C. Callahan. On-Farm Biodiesel in Vermont: A Decade of Learning. (A Techno-Economic Model). 2015 ASABE Annual Meeting. New Orleans, LA. July 2015. [NR]
C. Callahan. . ̽̽ Extension with Funding from The Vermont Bioenergy Initiative. April 18, 2016. [R]
C. Callahan. . ̽̽ Extension with Funding from The Vermont Bioenergy Initiative. April 9, 2016. [NR]
C. Callahan. - SARE ONE13-076. December 31, 2015. [NR]
C. Callahan. Final Report: Toward a Regional Postharvest Research and Extension Center for the Northeast [Project #2014-2]. December 18, 2015. [NR]
V. Grubinger and C. Callahan. . High Meadows Fund Gift Funding. (Additional project scope supported by Green Mountain Power CEED Funding.) September 4, 2015. [NR]
V. Grubinger and C. Callahan. . Working Lands Service Provider Grant. August 27, 2015. [NR]
H. Darby and C. Callahan. Chapter: “On-farm Oil-based Biodiesel Production” in Biomass to Biofuels. A. Dahiya, editor. Elsevier. 2015. [B]
C. Callahan and H. Darby. A Mobile Hops Harvester: User-based, Public Domain Design and Shared Infrastructure in an Emerging Agricultural Sector. 2014 ASABE Annual Meeting. Montreal, QC. July 2014. [NR]
C. Callahan and V. Grubinger. Remote Monitoring for Improved Winter Storage Crop Quality. 2014 ASABE Annual Meeting. Montreal, QC. July 2014. [NR]
C. Callahan. How and Why a Small Digester Works. 2008 USDA SARE National Meeting. Kansas City, MO. March 2008. [NR]