SLDPW vs TBB Comparison

Solid Power Inc develops solid-state battery technology and manufacturing processes. Its sulfide-based solid electrolyte material replaces the liquid or gel electrolyte used in traditional lithium-ion battery cells and enables improvement in energy density, battery life and safety performance. The company produces electrolytes on two pilot manufacturing lines using a batch manufacturing process for customer sampling and internal cell development, and manufactures solid-state cells on pre-pilot and pilot cell manufacturing lines. Its cell manufacturing processes are developed around industry-standard lithium-ion battery manufacturing processes and equipment, and it manufactures all cell designs, including cathodes and anodes, using materials sourced from external suppliers.

The wireless business contributes nearly 70% of AT&T's revenue. The company is the third-largest US wireless carrier, connecting 74 million postpaid and 17 million prepaid phone customers. Fixed-line enterprise services, which account for about 14% of revenue, include internet access, private networking, security, voice, and wholesale network capacity. Residential services, about 11% of revenue, primarily consist of in-home broadband internet access, serving 15 million customers. AT&T also has a sizable presence in Mexico, with 25 million wireless customers, but this business only accounts for 3% of revenue. The company recently sold its 70% equity stake in satellite television provider DirecTV to its partner, private equity firm TPG.