A class of RC active filters in which the DC offset of the operational amplifier (op-amp) is completely absent from the filter output [1]. Individual filter configurations (Low Pass, High Pass, Band Pass, Band Stop, All Pass) are discussed and...
Buildings; Building construction; Kosair Temple (Louisville, Ky.)
Address: 224 E. Broadway. This scene captures the beginning work of constructing Kosair Temple. The lot had been cleared and flattened. A man works a steam shovel as others work around a cart with the wording "Highland Motor Transfer Co."...
Barges; Boat & ship industry; Howard Ship Yards and Dock Company
ANNA DALE under construction at Howard Shipyard at the bank of the Ohio River. CARRIE HOPE and other boats are also tied to the bank. ANNA DALE, a railroad transfer barge with a wood hull (225 ft. x 36 ft. x 6.7) was built in 1895.
Aquatic ecosystems face major transformations as humans increasingly alter their environment by introducing exotic species and changing the temperature regime and nutrient availability of freshwater systems. The impacts of such alterations of...
Snow; Ice; Barges; Tugboats; Stern wheelers; Steamboats; Boat & ship industry; Howard Ship Yards and Dock Company
Boats lined up along the snow-covered bank of the Ohio River at Howard Shipyard in Port Fulton (now Jeffersonville), Indiana. From left to right: an unidentified tugboat, unidentified derrick, unidentified pump boat, towboat WM. DUFFY, towboat...
Waterways; Canals; Louisville and Portland Canal (Ky.); Shipping
Bridge crane of Ohio River Sand Company on the right bank of the Portland Canal, Louisville, Kentucky. The bridge crane is trapezoidal with four thin triangular supports, and there is the impression that it has just walked across the water. On the...
Characterization of the optical and electrical properties of organic solar cell materials is of prime importance to organic solar cell design. This thesis describes the use of capacitive photocurrent measurements to study the exciton generation and...
Copy photograph showing a comparison between a train and a freight truck. On the left is a locomotive on train tracks; on the right is a freight truck with "Whitney Transfer Co." on the top.
Side wheelers; Steamboats; Launchings; Boat & ship industry; Howard Ship Yards and Dock Company
DeKOVEN, a side-wheel railroad transfer with wood hull (232.3 ft. x 37 ft. x 6.1 ft.), was built by Howard in 1894. Owned by Ohio Valley Railroad, DeKOVEN operated in the Paducah-Brookport area until 1912 when she was sent to Helena, Arkansas....
Delivery trucks in front of a three-story brick industrial building with a freight train stopped behind the trucks. The building is for Byron Sash & Door Company. Some of the trucks are from Cummins-Collins Distilleries and Horn Transfer Line....
Buildings; Industrial facilities; Distilling industry
Distillery Transfer Service. Two views down a street with one view showing a few houses and the other view showing a larger brick building with a smokestack and houses behind it. Address: Distillery Transfer Service, 116 Water Street, Louisville,...
Waterways; Canals; Louisville and Portland Canal (Ky.); Shipping
Dry dock at Dam 41, Portland Canal and Locks, Louisville, Kentucky. To the left are telephone lines and in the water at the right is a barge with a crane. Beyond, the canal curves to the right. Caption on back of image: "Transfer back mix and...
Enzymatic hydrolysis is an important, but time limiting step in the process of converting biomass into ethanol. High solids concentrations are desired in order to minimize reactor size and achieve a higher concentration of glucose in the end...
Flooded intersection of 8th Street and Cawthon Street. A brick building with a For Sale sign is at one corner. A Ratcliffe Transfer Line delivery truck is parked in the street with water at the base of its tires. A painted sign for a theater is on...
For persons with disabilities, access to transportation is necessary for integration into society. The Americans with Disabilities Act (ADA) has been instrumental in assuring transportation access to individuals with disabilities for purposes of...
College attendance--Kentucky; College dropouts--Kentucky; Academic achievement--Kentucky; Mathematics--Study and teaching (Higher)--Kentucky
From 1988 to 2006, between 40% and 60% of all first-time community college students are referred to and enroll in at least one developmental education course; some colleges reported as high as 80 percent (e.g. Attewell, Lavin, Domina, & Levey,...
Stern wheelers; Tugboats; Steamboats; Howard Ship Yards and Dock Company
GUNTERSVILLE, a stern-wheel towboat with wood hull (140 ft. x 28 ft. x 4 ft.), was built at Howard in 1903. Owned by Nashville, Chattanooga, and St. Louis Railway, GUNTERSVILLE operated in the Guntersville, Alabama area. Its main use was towing...
High solids processing of biomass slurries provides the following benefits: maximized product concentration in the fermentable sugar stream, reduced water usage, and reduced reactor size. However, high solids processing poses mixing and heat...
Conducting polymers; Polymers in medicine; Myocardium
Hydrophilic and conductive characteristics in polymers are mutually exclusive of each other. Hydrophilic polymer properties allow absorption of water up to several magnitudes above their dry weight. However, due to their molecular structure, they...
