%X We present a measurement of sigma(p (p) over bar -> W)xB(W -> e nu) at root s=1.96 TeV, using electrons identified in the forward region (1.2 <|eta|< 2.8) of the CDF II detector, in 223 pb(-1) of data. We measure sigma xB=2796 +/- 13(stat)(-90)(+95)(syst)+/- 162(lum) pb. Combining this result with a previous CDF measurement obtained using electrons in the central region (|eta|less than or similar to 1), we present the first measurement of the ratio of central-electron to forward-electron W partial cross sections R-exp=0.925 +/- 0.006(stat)+/- 0.032(syst), consistent with theoretical predictions using Coordinated Theoretical-Experimental Project on QCD (CTEQ) and Martin-Roberts-Stirling-Thorne (MRST) parton distribution functions. %D 2007 %O This version is the version of record. For information on re-use, please refer to the publisher’s terms and conditions. %I AMERICAN PHYSICAL SOC %V 98 %N 25 %J Physical Review Letters %T First measurement of the ratio of central-electron to forward-electron W partial cross sections in p(p)over-bar collisions at root s=1.96 TeV %L discovery131699 %A A Abulencia %A J Adelman %A T Affolder %A T Akimoto %A MG Albrow %A S Amerio %A D Amidei %A A Anastassov %A K Anikeev %A A Annovi %A J Antos %A M Aoki %A G Apollinari %A T Arisawa %A A Artikov %A W Ashmanskas %A A Attal %A A Aurisano %A F Azfar %A P Azzi-Bacchetta %A P Azzurri %A N Bacchetta %A W Badgett %A A Barbaro-Galtieri %A VE Barnes %A BA Barnett %A S Baroiant %A V Bartsch %A G Bauer %A PH Beauchemin %A F Bedeschi %A S Behari %A G Bellettini %A J Bellinger %A A Belloni %A D Benjamin %A A Beretvas %A J Beringer %A T Berry %A A Bhatti %A M Binkley %A D Bisello %A I Bizjak %A RE Blair %A C Blocker %A B Blumenfeld %A A Bocci %A A Bodek %A V Boisvert %A G Bolla %A A Bolshov %A D Bortoletto %A J Boudreau %A A Boveia %A B Brau %A L Brigliadori %A C Bromberg %A E Brubaker %A J Budagov %A HS Budd %A S Budd %A K Burkett %A G Busetto %A P Bussey %A A Buzatu %A KL Byrum %A S Cabrera %A M Campanelli %A M Campbell %A F Canelli %A A Canepa %A S Carillo %A D Carlsmith %A R Carosi %A S Carron %A B Casal %A M Casarsa %A A Castro %A P Catastini %A D Cauz %A M Cavalli-Sforza %A A Cerri %A L Cerrito %A SH Chang %A YC Chen %A M Chertok %A G Chiarelli %A G Chlachidze %A F Chlebana %A I Cho %A K Cho %A D Chokheli %A JP Chou %A G Choudalakis %A SH Chuang %A K Chung %A WH Chung %A YS Chung %A M Cilijak %A CI Ciobanu %A MA Ciocci %A A Clark %A D Clark %A M Coca %A G Compostella %A ME Convery %A J Conway %A B Cooper %A K Copic %A M Cordelli %A G Cortiana %A F Crescioli %A CC Almenar %A J Cuevas %A R Culbertson %A JC Cully %A S DaRonco %A M Datta %A S D'Auria %A T Davies %A D Dagenhart %A P de Barbaro %A S De Cecco %A A Deisher %A G De Lentdecker %A G De Lorenzo %A M Dell'Orso %A FD Paoli %A L Demortier %A J Deng %A M Deninno %A D De Pedis %A PF Derwent %A GP Di Giovanni %A C Dionisi %A B Di Ruzza %A JR Dittmann %A M D'Onofrio %A C Dorr %A S Donati %A P Dong %A J Donini %A T Dorigo %A S Dube %A J Efron %A R Erbacher %A D Errede %A S Errede %A R Eusebi %A HC Fang %A S Farrington %A I Fedorko %A WT Fedorko %A RG Feild %A M Feindt %A JP Fernandez %A R Field %A G Flanagan %A R Forrest %A S Forrester %A M Franklin %A JC Freeman %A I Furic %A M Gallinaro %A J Galyardt %A JE Garcia %A F Garberson %A AF Garfinkel %A C Gay %A H Gerberich %A D Gerdes %A S Giagu %A P Giannetti %A K Gibson %A JL Gimmell %A C Ginsburg %A N Giokaris %A M Giordani %A P Giromini %A M Giunta %A G Giurgiu %A V Glagolev %A D Glenzinski %A M Gold %A N Goldschmidt %A J Goldstein %A A Golossanov %A G Gomez %A G Gomez-Ceballos %A M Goncharov %A O Gonzalez %A I Gorelov %A AT Goshaw %A K Goulianos %A A Gresele %A S Grinstein %A C Grosso-Pilcher %A RC Group %A U Grundler %A JG da Costa %A Z Gunay-Unalan %A C Haber %A K Hahn %A SR Hahn %A E Halkiadakis %A A Hamilton %A BY Han %A JY Han %A R Handler %A F Happacher %A K Hara %A D Hare %A M Hare %A S Harper %A RF Harr %A RM Harris %A M Hartz %A K Hatakeyama %A J Hauser %A C Hays %A M Heck %A A Heijboer %A B Heinemann %A J Heinrich %A C Henderson %A M Herndon %A J Heuser %A D Hidas %A CS Hill %A D Hirschbuehl %A A Hocker %A A Holloway %A S Hou %A M Houlden %A SC Hsu %A BT Huffman %A RE Hughes %A U Husemann %A J Huston %A J Incandela %A G Introzzi %A M Iori %A A Ivanov %A B Iyutin %A E James %A D Jang %A B Jayatilaka %A D Jeans %A EJ Jeon %A S Jindariani %A W Johnson %A M Jones %A KK Joo %A SY Jun %A JE Jung %A TR Junk %A T Kamon %A PE Karchin %A Y Kato %A Y Kemp %A R Kephart %A U Kerzel %A V Khotilovich %A B Kilminster %A DH Kim %A HS Kim %A JE Kim %A MJ Kim %A SB Kim %A SH Kim %A YK Kim %A N Kimura %A L Kirsch %A S Klimenko %A M Klute %A B Knuteson %A BR Ko %A K Kondo %A DJ Kong %A J Konigsberg %A A Korytov %A AV Kotwal %A AC Kraan %A J Kraus %A M Kreps %A J Kroll %A N Krumnack %A M Kruse %A V Krutelyov %A T Kubo %A SE Kuhlmann %A T Kuhr %A NP Kulkarni %A Y Kusakabe %A S Kwang %A AT Laasanen %A S Lai %A S Lami %A S Lammel %A M Lancaster %A RL Lander %A K Lannon %A A Lath %A G Latino %A I Lazzizzera %A T LeCompte %A J Lee %A J Lee %A YJ Lee %A SW Lee %A R Lefevre %A N Leonardo %A S Leone %A S Levy %A JD Lewis %A C Lin %A CS Lin %A M Lindgren %A E Lipeles %A A Lister %A DO Litvintsev %A T Liu %A NS Lockyer %A A Loginov %A M Loreti %A RS Lu %A D Lucchesi %A P Lujan %A P Lukens %A G Lungu %A L Lyons %A J Lys %A R Lysak %A E Lytken %A P Mack %A D MacQueen %A R Madrak %A K Maeshima %A K Makhoul %A T Maki %A P Maksimovic %A S Malde %A S Malik %A G Manca %A A Manousakis %A F Margaroli %A R Marginean %A C Marino %A CP Marino %A A Martin %A M Martin %A V Martin %A M Martinez %A R Martinez-Ballarin %A T Maruyama %A P Mastrandrea %A T Masubuchi %A H Matsunaga %A ME Mattson %A R Mazini %A P Mazzanti %A KS McFarland %A P McIntyre %A R McNulty %A A Mehta %A P Mehtala %A S Menzemer %A A Menzione %A P Merkel %A C Mesropian %A A Messina %A T Miao %A N Miladinovic %A J Miles %A R Miller %A C Mills %A M Milnik %A A Mitra %A G Mitselmakher %A A Miyamoto %A S Moed %A N Moggi %A B Mohr %A CS Moon %A R Moore %A M Morello %A PM Fernandez %A J Mulmenstadt %A A Mukherjee %A T Muller %A R Mumford %A P Murat %A M Mussini %A J Nachtman %A A Nagano %A J Naganoma %A K Nakamura %A I Nakano %A A Napier %A V Necula %A C Neu %A MS Neubauer %A J Nielsen %A L Nodulman %A O Norniella %A E Nurse %A SH Oh %A YD Oh %A I Oksuzian %A T Okusawa %A R Oldeman %A R Orava %A K Osterberg %A C Pagliarone %A E Palencia %A V Papadimitriou %A A Papaikonomou %A AA Paramonov %A B Parks %A S Pashapour %A J Patrick %A G Pauletta %A M Paulini %A C Paus %A DE Pellett %A A Penzo %A TJ Phillips %A G Piacentino %A J Piedra %A L Pinera %A K Pitts %A C Plager %A L Pondrom %A X Portell %A O Poukhov %A N Pounder %A F Prakoshyn %A A Pronko %A J Proudfoot %A F Ptohos %A G Punzi %A J Pursley %A J Rademacker %A A Rahaman %A V Ramakrishnan %A N Ranjan %A I Redondo %A B Reisert %A V Rekovic %A P Renton %A M Rescigno %A S Richter %A F Rimondi %A L Ristori %A A Robson %A T Rodrigo %A E Rogers %A S Rolli %A R Roser %A M Rossi %A R Rossin %A P Roy %A A Ruiz %A J Russ %A V Rusu %A H Saarikko %A A Safonov %A WK Sakumoto %A G Salamanna %A O Salto %A L Santi %A S Sarkar %A L Sartori %A K Sato %A P Savard %A A Savoy-Navarro %A T Scheidle %A P Schlabach %A EE Schmidt %A MP Schmidt %A M Schmitt %A T Schwarz %A L Scodellaro %A AL Scott %A A Scribano %A F Scuri %A A Sedov %A S Seidel %A Y Seiya %A A Semenov %A L Sexton-Kennedy %A A Sfyrla %A SZ Shalhout %A MD Shapiro %A T Shears %A PF Shepard %A D Sherman %A M Shimojima %A M Shochet %A Y Shon %A I Shreyber %A A Sidoti %A P Sinervo %A A Sisakyan %A AJ Slaughter %A J Slaunwhite %A K Sliwa %A JR Smith %A FD Snider %A R Snihur %A M Soderberg %A A Soha %A S Somalwar %A V Sorin %A J Spalding %A F Spinella %A T Spreitzer %A P Squillacioti %A M Stanitzki %A A Staveris-Polykalas %A R St Denis %A B Stelzer %A O Stelzer-Chilton %A D Stentz %A J Strologas %A D Stuart %A JS Suh %A A Sukhanov %A H Sun %A I Suslov %A T Suzuki %A A Taffard %A R Takashima %A Y Takeuchi %A R Tanaka %A M Tecchio %A PK Teng %A K Terashi %A J Thom %A AS Thompson %A E Thomson %A P Tipton %A V Tiwari %A S Tkaczyk %A D Toback %A S Tokar %A K Tollefson %A T Tomura %A D Tonelli %A S Torre %A D Torretta %A S Tourneur %A W Trischuk %A S Tsuno %A Y Tu %A N Turini %A F Ukegawa %A S Uozumi %A S Vallecorsa %A N Van Remortel %A A Varganov %A E Vataga %A F Vazquez %A G Velev %A C Vellidis %A G Veramendi %A V Veszpremi %A M Vidal %A R Vidal %A I Vila %A R Vilar %A T Vine %A I Vollrath %A I Volobouev %A G Volpi %A F Wuerthwein %A P Wagner %A RG Wagner %A RL Wagner %A J Wagner %A W Wagner %A R Wallny %A SM Wang %A A Warburton %A D Waters %A M Weinberger %A WC Wester %A B Whitehouse %A D Whiteson %A AB Wicklund %A E Wicklund %A G Williams %A HH Williams %A P Wilson %A BL Winer %A P Wittich %A S Wolbers %A C Wolfe %A T Wright %A X Wu %A SM Wynne %A A Yagil %A K Yamamoto %A J Yamaoka %A T Yamashita %A C Yang %A UK Yang %A YC Yang %A WM Yao %A GP Yeh %A J Yoh %A K Yorita %A T Yoshida %A GB Yu %A I Yu %A SS Yu %A JC Yun %A L Zanello %A A Zanetti %A I Zaw %A X Zhang %A J Zhou %A S Zucchelli %A CDF Collarboration %K DRELL-YAN PROCESSES, ELECTROMAGNETIC CALORIMETER, PERTURBATIVE QCD, CDF EXPERIMENT, DETECTOR, TRACKING, TRIGGER