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Join the roomORCA es un paquete de química cuántica de propósito general que cuenta con una variedad de métodos que incluyen métodos semiempíricos, teoría del funcional de la densidad, perturbación de muchos cuerpos, clúster acoplado y métodos multirreferencia. ORCA proporciona una estructura de entrada fácil de aprender y, por lo tanto, una alta accesibilidad a los enfoques y flujos de trabajo de química cuántica. El paquete de programas ORCA es desarrollado principalmente por Frank Neese, el departamento de teoría molecular y espectroscopia en el Max-Planck-Institut für Kohlenforschung, y la FACCTs GmbH, que también gestiona las licencias comerciales para la industria. ORCA está generalmente disponible de forma gratuita para uso académico.
“I really didn't dare to send it across the Atlantic — the whales are so inconsiderate. They'd have been sure to want to borrow it to show to the little whales, quite forgetting that the salt water would be sure to ruin it.”
“The bottle-nosed whale is a furlong long”
“If there aren't any whaling ships, then whales may survive. Anything short of that is so much hot air.”
“After hearing a steady stream of reports of yachts being damaged in this region, plus seeing evidence of yachts on the hardstanding with rudder damage in virtually every marina since leaving La Coruna [in Spain], we were of course very concerned”
“Why not? It’s mating season. And I’m feeling lucky!”
“The skeleton of the whale furnishes but little clue to the shape of his fully invested body.”
Quotes via Wikiquote (CC BY-SA), each with its original source.
Not who you're looking for? Others named ORCA: wetsuit and sports apparel company · Screenreader; accessibility software · 1977 film by Michael Anderson · facility that uses direct air capture to remove carbon dioxi
