Unidym Closes Houston Operations

Unidym, a developer of carbon nanotubes and related products for the electronics industry, has closed its Houston, Texas operations and moved the remainder of its operations to Silicon Valley, according to the firm's parent, Arrowhead Research. Arrowhead said this morning that the move closes the operations of Carbon Naontechnologies, Inc., the Houston firm acquired by Unidym in 2007. Number of employees affected by the move was not disclose by the company.