Here are the Nominees, and the respective Winners.

http://www.grammy.com/nominees

Best New Artist

Esperanza Spalding

Best Electronic/Dance Album

La Roux

La Roux

[Cherrytree/Interscope/Polydor/Biglife]

Best R&B Performance By A Duo Or Group With Vocals

Soldier Of Love

Sade

Track from: Soldier Of Love

[Epic/Sony Music]

Best Traditional R&B Vocal Performance

Hang On In There

John Legend & The Roots

Track from: Wake Up!

[G.O.O.D. Music/Columbia Records/Home School Records]

Best Rap Performance By A Duo Or Group

On To The Next One

Jay-Z & Swizz Beatz

Track from: The Blueprint 3

[Roc Nation]