THE ASTROPHYSICAL JOURNAL CONTENTS OF VOLUME 664, PART | 2007 JULY 20, NUMBER | Page HYDROGEN 2p—2s TRANSITION: SIGNALS FROM THE EPOCHS OF RECOMBINATION AND REIONIZATION Shiv K. Sethi, Ravi Subrahmanyan, & D. Anish Roshi DEPARTURE FROM GAUSSIANITY OF THE COSMIC MICROWAVE BACKGROUND TEMPERATURE ANISOTROPIES IN THE THREE-YEAR WMAP DATA Lung-Yih Chiang, Pavel D. Naselsky, & Peter Coles ACCRETION DISK ILLUMINATION IN SCHWARZSCHILD AND KERR GEOMETRIES: FITTING FORMULAE Keigo Fukumura & Demosthenes Kazanas STABILITY PROPERTIES OF STRONGLY MAGNETIZED SPINE-SHEATH RELATIVISTIC JETS Philip E. Hardee BIMODAL ACTIVE NUCLEI IN BIMODAL GALAXIES A. Cavaliere & N. Menci PHOTOMETRIC SELECTION OF QSO CANDIDATES FROM GALEX SOURCES © David W. Atlee & Andrew Gould SEOUL NATIONAL UNIVERSITY BRIGHT QUASAR SURVEY IN OPTICAL (SNUQSO). II. DISCOVERY OF 40 BRIGHT QUASARS NEAR THE GALACTIC PLANE Myungshin Im, Induk Lee, Yunseok Cho, Changsu Choi, Jongwan Ko, & Mimi Song MID-INFRARED FINE-STRUCTURE LINE RATIOS IN ACTIVE GALACTIC NUCLEI OBSERVED WITH THE SPITZER IRS: EVIDENCE FOR EXTINCTION BY THE TORUS R. P. Dudik, J. C. Weingartner, S. Satyapal, Jacqueline Fischer, C. C. Dudley, & B. O'Halloran THE NATURE OF A BROAD-LINE RADIO GALAXY: SIMULTANEOUS RXTE AND CHANDRA HETG OBSERVATIONS OF 3C 382. © M. Gliozzi, R. M. Sambruna, M. Eracleous, & T. Yagoob POSSIBLE X-RAY DIAGNOSTIC FOR JET/DISK DOMINANCE IN TYPE | AGNs Barbara J. Mattson, Kimberly A. Weaver, & Christopher S. Reynolds SIMULTANEOUS SWIFT AND REM MONITORING OF THE BLAZAR PKS 0537—441 IN 2005 © E. Pian, P. Romano, A. Treves, G. Ghisellini, S. Covino, A. Cucchiara, A. Dolcini, G. Tagliaferri, C. Markwardt, S. Campana, G. Chincarini, N. Gehrels, P. Giommi, L. Maraschi, S. D. Vergani, F: M. Zerbi, E. Molinari, V. Testa, G. Tosti, F. Vitali, L. A. Antonelli, P. Conconi, G. Malaspina, L. Nicastro, E. Palazzi, E. J. A. Meurs, & L. Norci SHAPE, SPIN, AND BARYON FRACTION OF CLUSTERS IN THE MARENOSTRUM UNIVERSE Stefan Gottléber & Gustavo Yepes THE X-RAY CONCENTRATION- VIRIAL MASS RELATION © David A. Buote, Fabio Gastaldello, Philip J. Humphrey, Luca Zappacosta, James S. Bullock, Fabrizio Brighenti, & William G. Mathews SATURATION OF THE MAGNETOTHERMAL INSTABILITY IN THREE DIMENSIONS © Tan J. Parrish & James M. Stone MICROWAVE SKY SIMULATIONS AND PROJECTIONS FOR GALAXY CLUSTER DETECTION WITH THE ATACAMA COSMOLOGY TELESCOPE Neelima Sehgal, Hy Trac, Kevin Huffenberger, & Paul Bode JOINT ANALYSIS OF CLUSTER OBSERVATIONS. I. MASS PROFILE OF ABELL 478 FROM COMBINED X-RAY, SUNYAEV-ZEL’DOVICH, AND WEAK-LENSING DATA © Andisheh Mahdavi, Henk Hoekstra, Arif Babul, Jonathan Sievers, Steven T. Myers, & J. Patrick Henry IR OBSERVATIONS OF MS 1054—03: STAR FORMATION AND ITS EVOLUTION IN RICH GALAXY CLUSTERS © Lei Bai, Delphine Marcillac, George H. Rieke, Marcia J. Rieke, Kim-Vv H. Tran, Joannah L. Hinz, Gregory Rudnick, Douglas M. Kelly, & Myra Blaylock GALAXY BULGE FORMATION: INTERPLAY WITH DARK MATTER HALO AND CENTRAL SUPERMASSIVE BLACK HOLE © Bing-Xiao Xu, Xue-Bing Wu, & Hong-Sheng Zhao CONTENTS MODELING NONCIRCULAR MOTIONS IN DISK GALAXIES: APPLICATION TO NGC 2976 © Kristine Spekkens & J. A. Sellwood ON THE AGE AND METALLICITY ESTIMATION OF SPIRAL GALAXIES USING OPTICAL AND NEAR-INFRARED PHOTOMETRY © Hyun-chul Lee, Guy Worthey, Scott C. Trager, & S. M. Faber THE CENTERS OF EARLY-TYPE GALAXIES WITH HUBBLE SPACE TELESCOPE. VI. BIMODAL CENTRAL SURFACE BRIGHTNESS PROFILES © Tod R. Lauer, Karl Gebhardt, S. M. Faber, Douglas Richstone, Scott Tremaine, John Kormendy, M. C. Aller, Ralf Bender, Alan Dressler, Alexei V. Filippenko, Richard Green, & Luis C. Ho THE PN.S ELLIPTICAL GALAXY SURVEY: DATA REDUCTION, PLANETARY NEBULA CATALOG, AND BASIC DYNAMICS FOR NGC 3379 © N. G. Douglas, N. R. Napolitano, A. J. Romanowsky, L. Coccato, K. Kuijken, M. R. Merrifield, M. Arnaboldi, O. Gerhard, K. C. Freeman, H. R. Merrett, E. Noordermeer, & M. Capaccioli DISCOVERY OF A TRANSIENT X-RAY SOURCE IN THE COMPACT STELLAR NUCLEUS OF NGC 2403 © Mihoko Yukita, Douglas A. Swartz, Roberto Soria, & Allyn F; Tennant GEMINI SPECTROSCOPIC SURVEY OF YOUNG STAR CLUSTERS IN MERGING/INTERACTING GALAXIES. II. NGC 3256 CLUSTERS © Gelys Trancho, Nate Bastian, Bryan W. Miller, & Francois Schweizer THE MAGNETIC FIELD STRUCTURE OF THE LMC 2 SUPERSHELL: NGC 2100 John P. Wisniewski, Karen S. Bjorkman, Antonio M. Magalhdes, & Antonio Pereyra THE DETECTION OF FAR-ULTRAVIOLET LINE EMISSION FROM BALMER-DOMINATED SUPERNOVA REMNANTS IN THE LARGE MAGELLANIC CLOUD Parviz Ghavamian, William P. Blair, Ravi Sankrit, John C. Raymond, & John P. Hughes THE STAR-FORMING REGION NGC 346 IN THE SMALL MAGELLANIC CLOUD WITH HUBBLE SPACE TELESCOPE ACS OBSERVATIONS. I]. PHOTOMETRIC STUDY OF THE INTERMEDIATE-AGE STAR CLUSTER BS 90 Boyke Rochau, Dimitrios A. Gouliermis, Wolfgang Brandner, Andrew E. Dolphin, & Thomas Henning OBSERVATIONAL CONSEQUENCES OF THE HYPOTHESIZED HELIUM-RICH STELLAR POPULATION IN w CENTAURI G. Newsham & D. M. Terndrup WHERE ARE THE OLD-POPULATION HYPERVELOCITY STARS? Juna A. Kollmeier & Andrew Gould A NEW MODEL FOR THE LOOP I (NORTH POLAR SPUR) REGION © M. Wolleben THE INFRARED EXTINCTION LAW AT EXTREME DEPTH IN A DARK CLOUD CORE Carlos G. Roman-Zuniga, Charles J. Lada, August Muench, & Joao F. Alves DYNAMICAL FORMATION OF DARK MOLECULAR HYDROGEN CLOUDS AROUND DIFFUSE H 11 REGIONS Takashi Hosokawa & Shu-ichiro Inutsuka STAR FORMATION IN THE BOK GLOBULE CB54 David R. Ciardi & Cynthia Gomez Martin RAPID X-RAY DECLINES AND PLATEAUS IN SWIFT GRB LIGHT CURVES EXPLAINED BY A HIGHLY RADIATIVE BLAST WAVE Charles D. Dermer SEARCH FOR NEUTRINO-INDUCED CASCADES FROM GAMMA-RAY BURSTS WITH AMANDA © A. Achterberg, M. Ackermann, J. Adams, J. Ahrens, K. Andeen, J. Auffenberg, J. N. Bahcall, X. Bai, B. Baret, S. W. Barwick, R. Bay, K. Beattie, T. Becka, J. K. Becker, K.-H. Becker, P. Berghaus, D. Berley, E. Bernardini, D. Bertrand, D. Z. Besson, E. Blaufiss, D. J. Boersma, C. Bohm, J. Bolmont, S. Boser, O. Botner, A. Bouchta, J. Braun, C. Burgess, T. Burgess, T. Castermans, D. Chirkin, B. Christy, J. Clem, D. F. Cowen, M. V. D'Agostino, A. Davour, C. T. Day, C. De Clercq, L. Demirérs, F. Descamps, P. Desiati, T. DeYoung, J. C. Diaz-Velez, J. Dreyer, J. P. Dumm, M. R. Duvoort, W. R. Edwards, R. Ehrlich, J. Eisch, R. W. Ellsworth, P. A. Evenson, O. Fadiran, A. R. Fazely, K. Filimonov, M. M. Foerster, B. D. Fox, A. Franckowiak, T. K. Gaisser, J. Gallagher, R. Ganugapati, H. Geenen, L. Gerhardt, A. Goldschmidt, J. A. Goodman, R. Gozzini, T. Griesel, S. Grullon, A. Grof, R. M. Gunasingha, M. Gurtner, A. Hallgren, F. Halzen, K. Han, K. Hanson, D. Hardtke, R. Hardtke, J. E. Hart, Y. Hasegawa, T. Hauschildt, D. Hays, J. Heise, K. Helbing, M. Hellwig, P. Herquet, G. C. Hill, J. Hodges, K. D. Hoffman, B. Hommez, K. Hoshina, D. Hubert, B. Hughey, P. O. Hulth, K. Hultqvist, J.-P. Hiilb, S. Hundertmark, M. Inaba, A. Ishihara, J. Jacobsen, G. S. Japaridze, H. Johansson, A. Jones, J. M. Joseph, K.-H. Kampert, T. Karg, A. Karle, H. Kawai, J. L. Kelley, N. Kitamura, S. R. Klein, S. Klepser, G. Kohnen, H. Kolanoski, L. Képke, M. Kowalski, T. Kowarik, M. Krasberg, K. Kuehn, M. Labare, H. Landsman, H. Leich, D. Leier, I. Liubarsky, J. Lundberg, J. Liinemann, J. Madsen, K. Mase, H. S. Matis, T. McCauley, C. P. McParland, A. Meli, T. Messarius, P. Meszaros, H. Miyamoto, A. Mokhtarani, T. Montaruli, A. Morey, R. Morse, S. M. Movit, K. Miinich, R. Nahnhauer, J. W. Nam, P. NieBen, D. R. Nygren, H. Ogelman, A. Olivas, S. Patton, C. Pena-Garay, C. Pérez de los Heros, A. Piegsa, D. Pieloth, A. C. Pohl, R. Porrata, J. Pretz, P. B. Price, G. T. Przybylski, K. Rawlins, S. Razzaque, E. Resconi, W. Rhode, M. Ribordy, A. Rizzo, S. Robbins, P. Roth, C. Rott, D. Rutledge, D. Ryckbosch, H.-G. Sander, S. Sarkar, S. Schlenstedt, T. Schmidt, D. Schneider, D. Seckel, B. Semburg, S. H. Seo, S. Seunarine, A. Silvestri, A. J. Smith, M. Solarz, C. Song, J. E. Sopher, G. M. Spiczak, C. Spiering, M. Stamatikos, T. Stanev, P. Steffen, T. Stezelberger, R. G. Stokstad, M. C. Stoufer, S. Stoyanov, E. A. Strahler, T. Straszheim, K.-H. Sulanke, CONTENTS G. W. Sullivan, T. J. Sumner, I. Taboada, O. Tarasova, A. Tepe, L. Thollander, S. Tilav, M. Tluczykont, P. A. Toale, D. Turan, N. van Eijndhoven, J. Vandenbroucke, A. Van Overloop, V. Viscomi, B. Voigt, W. Wagner, C. Walck, H. Waldmann, M. Walter, Y.-R. Wang, C. Wendt, C. H. Wiebusch, G. Wikstrém, D. R. Williams, R. Wischnewski, H. Wissing, K. Woschnagg, X. W. Xu, G. Yodh, S. Yoshida, & J. D. Zornoza STIRRING THE EMBERS: HIGH-SENSITIVITY VLBI OBSERVATIONS OF GRB 030329 Y. M. Pihlstrém, G. B. Taylor, J. Granot, & S. Doeleman SIMULATIONS OF MAGNETICALLY DRIVEN SUPERNOVA AND HYPERNOVA EXPLOSIONS IN THE CONTEXT OF RAPID ROTATION A. Burrows, L. Dessart, E. Livne, C. D. Ott, & J. Murphy X-RAY, UV, AND OPTICAL OBSERVATIONS OF SUPERNOVA 2006bp WITH SWIFT: DETECTION OF EARLY X-RAY EMISSION © S. Immler, P. J. Brown, P. Milne, L. Dessart, P. A. Mazzali, W. Landsman, N. Gehrels, R. Petre, D. N. Burrows, J. A. Nousek, R. A. Chevalier, C. L. Williams, M. Koss, C. J. Stockdale, M. T. Kelley, K. W. Weiler, S. T. Holland, E. Pian, P. W. A. Roming, D. Pooley, K. Nomoto, J. Greiner, S. Campana, & A. M. Soderberg FURTHER EVIDENCE FOR ALIGNMENT OF THE ROTATION AND VELOCITY VECTORS IN PULSARS Joanna M. Rankin THE POST-BURST AWAKENING OF THE ANOMALOUS X-RAY PULSAR IN WESTERLUND | G. L. Israel, S. Campana, S. Dall’Osso, M. P. Muno, J. Cummings, R. Perna, & L. Stella THE DEPENDENCE OF THE ESTIMATED LUMINOSITIES OF ULTRALUMINOUS X-RAY SOURCES ON SPECTRAL MODELS A. Senorita Devi, R. Misra, V. K. Agrawal, & K. ¥. Singh XMM-NEWTON OBSERVATIONS OF NOVA SAGITTARII 1998 © M. Hernanz & G. Sala THE INCIDENCE OF DWARF NOVAE IN LARGE AREA TRANSIENT SEARCHES © A. Rau, R. Schwarz, S. R. Kulkarni, E. O. Ofek, M. M. Kasliwal, C. Brinkworth, S. B. Cenko, Y. Lipkin, & A. M. Soderberg SPITZER: ACCRETION IN LOW-MASS STARS AND BROWN DWARFS IN THE 4 ORIONIS CLUSTER © David Barrado y Navascués, John R. Stauffer, Maria Morales-Calderén, Amelia Bayo, Giovanni Fazzio, Tom Megeath, Lori Allen, Lee W. Hartmann, & Nuria Calvet INFRARED HIGH-RESOLUTION SPECTROSCOPY OF POST-AGB CIRCUMSTELLAR DISKS. I. HR 4049: THE WINNOWING FLOW OBSERVED? Kenneth H. Hinkle, Sean D. Brittain, & David L. Lambert FOLLOW-UP OBSERVATIONS OF PULSATING SUBDWARF B STARS: MULTISITE CAMPAIGNS ON PG 1618+563B AND PG 0048+091 © M. D. Reed, S. J. O'Toole, D. M. Terndrup, J. R. Eggen, A.-¥. Zhou, D. An, C.-W. Chen, W. P. Chen, H.-C. Lin, C. Akan, O. Cakirli, H. Worters, D. Kilkenny, M. Siwak, S. Zola, Seung-Lee Kim, G. A. Gelven, S. L. Harms, & G. W. Wolf AN INNER HOLE IN THE DISK AROUND TW HYDRAE RESOLVED IN 7 mm DUST EMISSION A. M. Hughes, D. J. Wilner, N. Calvet, P. D'Alessio, M. J. Claussen, & M. R. Hogerheijde SPECTRAL EXPONENTS OF KINETIC AND MAGNETIC ENERGY SPECTRA IN SOLAR WIND TURBULENCE J. J. Podesta, D. A. Roberts, & M. L. Goldstein QUANTIFYING SHEAR-INDUCED WAVE TRANSFORMATIONS IN THE SOLAR WIND Grigol Gogoberidze, Andria Rogava, & Stefaan Poedts ARE “EIT WAVES” FAST-MODE MHD WAVES? M. J. Wills-Davey, C. E. DeForest, & J. O. Stenflo EXTRACTION OF HALO CORONAL MASS EJECTION ASYMMETRY INFORMATION FROM LASCO CORONAGRAPH IMAGES A. G. Ling & D. F- Webb ON THE ORIGIN OF THREE SEISMIC SOURCES IN THE PROTON-RICH FLARE OF 2003 OCTOBER 28 © Valentina V. Zharkova & Sergei 1. Zharkov REVISITING He-LIKE X-RAY EMISSION-LINE PLASMA DIAGNOSTICS R. L. Porter & G. J. Ferland ERRATUM: “DISCOVERY OF TWIN kHz QPOs IN THE PECULIAR X-RAY BINARY CIRCINUS X-1” (ApJ, 653, 1453 [2006]) S. Boutloukos, M. van der Klis, D. Altamirano, M. Klein-Wolt, R. Wijnands, P. G. Jonker, & R. P. Fender ERRATUM: “AN ACCRETING MILLISECOND PULSAR WITH BLACK HOLE~—LIKE X-RAY VARIABILITY: IGR J00291+5934” (ApJ, 660, 595 [2007]) Manuel Linares, Michiel van der Klis, & Rudy Wijnands CONTENTS 2007 AUGUST 1, NUMBER 2 STAR FORMATION IN A COSMOLOGICAL SIMULATION OF REIONIZATION © A. Gayler Harford & Nickolay Y. Gnedin THE CROSS-CORRELATION BETWEEN GALAXIES OF DIFFERENT LUMINOSITIES AND COLORS © Yu Wang, Xiaohu Yang, H. J. Mo, & Frank C. van den Bosch CONSTRAINTS ON DARK ENERGY FROM SUPERNOVAE, GAMMA-RAY BURSTS, ACOUSTIC OSCILLATIONS, NUCLEOSYNTHESIS, LARGE-SCALE STRUCTURE, AND THE HUBBLE CONSTANT E. L. Wright A CONNECTION BETWEEN BULGE PROPERTIES AND THE BIMODALITY OF GALAXIES Niv Drory & David B. Fisher LOCAL VOIDS AS THE ORIGIN OF LARGE-ANGLE COSMIC MICROWAVE BACKGROUND ANOMALIES: THE EFFECT OF A COSMOLOGICAL CONSTANT Kaiki Taro Inoue & Joseph Silk ON THE ROBUSTNESS OF THE ACOUSTIC SCALE IN THE LOW-REDSHIFT CLUSTERING OF MATTER © Daniel J. Eisenstein, Hee-Jong Seo, & Martin White IMPROVING COSMOLOGICAL DISTANCE MEASUREMENTS BY RECONSTRUCTION OF THE BARYON ACOUSTIC PEAK © Daniel J. Eisenstein, Hee-Jong Seo, Edwin Sirko, & David N. Spergel FAST ESTIMATOR OF PRIMORDIAL NON-GAUSSIANITY FROM TEMPERATURE AND POLARIZATION ANISOTROPIES IN THE COSMIC MICROWAVE BACKGROUND © Amit P. S. Yadav, Eiichiro Komatsu, & Benjamin D. Wandelt IMPROVED MEASUREMENTS OF THE CMB POWER SPECTRUM WITH ACBAR © C. L. Kuo, P. A. R. Ade, J. J. Bock, J. R. Bond, C. R. Contaldi, M. D. Daub, J. H. Goldstein, W. L. Holzapfel, A. E. Lange, M. Lueker, M. Newcomb, J. B. Peterson, C. Reichardt, J. Ruhl, M. C. Runyan, & Z. Staniszweski MS 2053.7—0449: CONFIRMATION OF A BIMODAL MASS DISTRIBUTION FROM STRONG GRAVITATIONAL LENSING © T. Verdugo, J. A. de Diego, & Marceau Limousin SPITZER MID-INFRARED SPECTROSCOPY OF INFRARED LUMINOUS GALAXIES AT z ~ 2. Il. DIAGNOSTICS © Anna Sajina, Lin Yan, Lee Armus, Philip Choi, Dario Fadda, George Helou, & Henrik Spoon THE ISOPHOTAL STRUCTURE OF EARLY-TYPE GALAXIES IN THE SDSS: DEPENDENCE ON ACTIVE GALACTIC NUCLEUS ACTIVITY AND ENVIRONMENT A. Pasquali, F. C. van den Bosch, & H.-W. Rix RELATIVISTIC PICKUP OF INTERSTELLAR NEUTRALS BY HADRONIC JETS D. Gerbig & R. Schlickeiser THE DISTRIBUTION OF ACTIVE GALACTIC NUCLEI IN CLUSTERS OF GALAXIES © Paul Martini, John S. Mulchaey, & Daniel D. Kelson WITNESSING THE FORMATION OF A GALAXY CLUSTER AT z = 0.485: OPTICAL AND X-RAY PROPERTIES OF RX J1117.4+0743 ([VMF 98] 097) © E. R. Carrasco, E. S. Cypriano, G. B. Lima Neto, H. Cuevas, L. Sodré Jr., C. Mendes de Oliveira, & A. Ramirez WHAT ASPECTS OF GALAXY ENVIRONMENT MATTER? © Michael R. Blanton & Andreas A. Berlind X-RAY CONSTRAINTS ON GALAXY-GAS-JET INTERACTIONS IN THE DUMBBELL GALAXIES NGC 4782 AND NGC 4783 IN THE LGG 316 GALAXY GROUP M. E. Machacek, R. P. Kraft, C. Jones, W. R. Forman, & M. J. Hardcastle THE DISK AND EXTRAPLANAR REGIONS OF NGC 2403 T. J. Davidge THE LOCAL GALAXY 8 ym LUMINOSITY FUNCTION J.-S. Huang, M. L. N. Ashby, P. Barmby, M. Brodwin, M. J. I. Brown, N. Caldwell, R. J. Cool, P. Eisenhardt, D. Eisenstein, G. G. Fazio, E. Le Floc’h, P. Green, C. S. Kochanek, Nanyao Lu, M. A. Pahre, D. Rigopoulou, J. L. Rosenberg, H. A. Smith, Z. Wang, C. N. A. Willmer, & S. P. Willner THE M33 VARIABLE STAR POPULATION REVEALED BY SPITZER © K. B. W. McQuinn, Charles E. Woodward, S. P. Willner, E. F. Polomski, R. D. Gehrz, Roberta M. Humphreys, Jacco Th. van Loon, M. L. N. Ashby, K. Eicher, & G. G. Fazio FIRST SPACE-BASED MICROLENS PARALLAX MEASUREMENT: SPITZER OBSERVATIONS OF OGLE-2005-SMC-001 Subo Dong, A. Udalski, A. Gould, W. T. Reach, G. W. Christie, A. F.B oden, D. P. Bennett, G. Fazio, K. Griest, M. K. Szymanski, M. Kubiak, I. Soszynski, G. Pietrzynski, O. Szewczyk, £. Wyrzykowski, K. Ulaczyk, T. Wieckowski, B. Paczynski, D. L. DePoy, R. W. Pogge, G. W. Preston, I. B. Thompson, & B. M. Patten CONTENTS DO EXTRAGALACTIC COSMIC RAYS INDUCE CYCLES IN FOSSIL DIVERSITY? © Mikhail V. Medvedev & Adrian L. Melott SPITZER SPECTRAL LINE MAPPING OF SUPERNOVA REMNANTS. I. BASIC DATA AND PRINCIPAL COMPONENT ANALYSIS David A. Neufeld, David J. Hollenbach, Michael J. Kaufman, Ronald L. Snell, Gary J. Melnick, Edwin A. Bergin, & Paule Sonnentrucker THE PRESENCE OF DIFFUSE INTERSTELLAR BANDS IN THE SPECTRA OF COOL STARS Joshua D. Destree, Theodore P. Snow, & Kjell Eriksson 3He IN THE MILKY WAY INTERSTELLAR MEDIUM: IONIZATION STRUCTURE T. M. Bania, Dana S. Balser, Robert T. Rood, T. L. Wilson, & Jennifer M. LaRocque PROBING INWARD MOTIONS IN STARLESS CORES USING THE HCN(/ = 1-0) HYPERFINE TRANSITIONS: A POINTING SURVEY TOWARD CENTRAL REGIONS © Jungjoo Sohn, Chang Won Lee, Yong-Sun Park, Hyung Mok Lee, Philip C. Myers, & Youngung Lee PARAMETRIC INSTABILITY IN DARK MOLECULAR CLOUDS © B. P. Pandey & S. V. Vladimirov IMAGING THE IONIZED DISK OF THE HIGH-MASS PROTOSTAR ORION I M. J. Reid, K. M. Menten, L. J. Greenhill, & C. J. Chandler THE IONIZATION FRACTION OF BARNARD 68: IMPLICATIONS FOR STAR AND PLANET FORMATION © Sébastien Maret & Edwin A. Bergin ASTE SUBMILLIMETER OBSERVATIONS OF A YOUNG STELLAR OBJECT CONDENSATION IN CEDERBLAD 110 Masaaki Hiramatsu, Takahiro Hayakawa, Ken ‘ichi Tatematsu, Kazuhisa Kamegai, Toshikazu Onishi, Akira Mizuno, Nobuyuki Yamaguchi, & Tetsuo Hasegawa THE MAGNETIC FIELDS OF CLASSICAL T TAURI STARS Christopher M. Johns-Krull THE LACK OF GAMMA-RAY BURSTS FROM POPULATION III BINARIES Krzysztof Belczynski, Tomasz Bulik, Alexander Heger, & Chris Fryer A NEW POPULATION OF HIGH-REDSHIFT SHORT-DURATION GAMMA-RAY BURSTS © E. Berger, D. B. Fox, P. A. Price, E. Nakar, A. Gal-Yam, D. E. Holz, B. P. Schmidt, A. Cucchiara, S. B. Cenko, S. R. Kulkarni, A. M. Soderberg, D. A. Frail, B. E. Penprase, A. Rau, E. Ofek, S. J. Bell Burnell, P. B. Cameron, L. L. Cowie, M. A. Dopita, I. Hook, B. A. Peterson, P. Podsiadlowski, K. C. Roth, R. E. Rutledge, S. S. Sheppard, & A. Songaila INSTABILITIES IN THE TIME-DEPENDENT NEUTRINO DISK IN GAMMA-RAY BURSTS A. Janiuk, Y. Yuan, R. Perna, & T. Di Matteo NONTHERMAL GAMMA-RAY/ X-RAY FLASHES FROM SHOCK BREAKOUT IN GAMMA-RAY BURST-—ASSOCIATED SUPERNOVAE Xiang-Yu Wang, Zhuo Li, Eli Waxman, & Peter Mészaros UNCERTAINTIES IN SUPERNOVA YIELDS. I. ONE-DIMENSIONAL EXPLOSIONS © Patrick A. Young & Chris L. Fryer THERMODYNAMICS OF AN ACCRETION DISK ANNULUS WITH COMPARABLE RADIATION AND GAS PRESSURE Julian H. Krolik, Shigenobu Hirose, & Omer Blaes SURFACE STRUCTURE IN AN ACCRETION DISK ANNULUS WITH COMPARABLE RADIATION AND GAS PRESSURE Omer Blaes, Shigenobu Hirose, & Julian H. Krolik X-RAY EMISSION FROM THE PLANET PULSAR B1257+12 G. G. Pavlov, O. Kargaltsev, G. P. Garmire, & A. Wolszczan OUTER JET X-RAY AND RADIO EMISSION IN R AQUARII: 1999.8 TO 2004.0 E. Kellogg, C. Anderson, K. Korreck, J. DePasquale, J. Nichols, J. L. Sokoloski, M. Krauss, & J. Pedelty THE DISCOVERY OF A COMPANION TO THE LOWEST MASS WHITE DWARF Mukremin Kilic, Warren R. Brown, Carlos Allende Prieto, M. H. Pinsonneault, & S. J. Kenyon EXTENDED ENVELOPES AROUND GALACTIC CEPHEIDS. III. Y OPHTUCHI AND a PERSEI FROM NEAR-INFRARED INTERFEROMETRY WITH CHARA/FLUOR Antoine Mérand, Jason P. Aufdenberg, Pierre Kervella, Vincent Coudé du Foresto, Theo A. ten Brummelaar, Harold A. McAlister, Laszlo Sturmann, Judit Sturmann, & Nils H. Turner A RADIAL VELOCITY SURVEY OF THE CYG OB2 ASSOCIATION © Daniel C. Kiminki, Henry A. Kobulnicky, K. Kinemuchi, Jennifer S. Irwin, Christopher L. Fryer, R. C. Berrington, B. Uzpen, y J. Monson, Michael J. Pierce, & S. E. Woosley THE LONG-PERIOD, MASSIVE BINARIES HD 37366 AND HD 54662: POTENTIAL TARGETS FOR LONG-BASELINE OPTICAL INTERFEROMETRY T. S. Boyajian, D. R. Gies, J. P. Dunn, C. D. Farrington, E. D. Grundstrom, W. Huang, M. V. McSwain, S. J. Williams, D. W. Wingert, A. W. Fullerton, & C. T. Bolton IDENTIFICATION OF VERY RED COUNTERPARTS OF SiO MASER AND OH/IR OBJECTS IN THE GLIMPSE SURVEY Shuji Deguchi, Jun-ichi Nakashima, Sun Kwok, & Nicolas Koning CONTENTS THE UNUSUAL HYDROCARBON EMISSION FROM THE EARLY CARBON STAR HD 100764: THE CONNECTION BETWEEN AROMATICS AND ALIPHATICS © G. C. Sloan, M. Jura, W. W. Duley, K. E. Kraemer, J. Bernard-Salas, W. J. Forrest, B. Sargent, A. Li, D. J. Barry, C. J. Bohac, D. M. Watson, & J. R. Houck A SURPRISING REVERSAL OF TEMPERATURES IN THE BROWN DWARF ECLIPSING BINARY 2MASS J05352184—0546085 © Keivan G. Stassun, Robert D. Mathieu, & JeffA . Valenti USco J1606-1935: AN UNUSUALLY WIDE LOW-MASS TRIPLE SYSTEM? © Adam L. Kraus & Lynne A. Hillenbrand HD 98800: A 10 Myr OLD TRANSITION DISK E. Furlan, B. Sargent, N. Calvet, W. J. Forrest, P. D'Alessio, L. Hartmann, D. M. Watson, J. D. Green, J. Najita, & C. H. Chen THE TRANSIT LIGHT CURVE (TLC) PROJECT. VI. THREE TRANSITS OF THE EXOPLANET TRES-2. © Matthew J. Holman, Joshua N. Winn, David W. Latham, Francis T. O’Donovan, David Charbonneau, Guillermo Torres, Alessandro Sozzetti, Jose Fernandez, & Mark E. Everett IMPROVING STELLAR AND PLANETARY PARAMETERS OF TRANSITING PLANET SYSTEMS: THE CASE OF TrES-2. © Alessandro Sozzetti, Guillermo Torres, David Charbonneau, David W. Latham, Matthew J. Holman, Joshua N. Winn, John B. Laird, & Francis T. O’Donovan TOWARD ECLIPSE MAPPING OF HOT JUPITERS © Emily Rauscher, Kristen Menou, Sara Seager, Drake Deming, James Y.-K. Cho, & Bradley M. S. Hansen OBSERVATION OF HIGHER HARMONIC CORONAL LOOP OSCILLATIONS I. De Moortel & C. S. Brady THE QUIET SUN NETWORK AT SUBARCSECOND RESOLUTION: VAULT OBSERVATIONS AND RADIATIVE TRANSFER MODELING OF COOL LOOPS © S. Patsourakos, P. Gouttebroze, & A. Vourlidas OVERREFLECTION AND GENERATION OF GRAVITO-ALFVEN WAVES IN SOLAR-TYPE STARS Andria Rogava, Grigol Gogoberidze, & Stefaan Poedts MULTIHEIGHT PROPERTIES OF MOVING MAGNETIC FEATURES Debi Prasad Choudhary & K. S. Balasubramaniam VALIDATION OF HELIOSEISMOLOGY THROUGH FORWARD MODELING: REALIZATION NOISE SUBTRACTION AND KERNELS S. M. Hanasoge, T. L. Duvall Jr, & S. Couvidat DIELECTRONIC RECOMBINATION OF Fe xv FORMING Fe xiv: LABORATORY MEASUREMENTS AND THEORETICAL CALCULATIONS D. V. Lukié, M. Schnell, D. W. Savin, C. Brandau, E. W. Schmidt, S. B6hm, A. Miiller, S. Schippers, M. Lestinsky, F Sprenger, A. Wolf, Z. Altun, & N. R. Badnell WHAT IS THE DRIVING FORCE TO FORM REFRACTORY OXIDE GRAINS? SILICATE SPECTRA DEPEND ON THEIR FORMATION ENVIRONMENT © Yuki Kimura & Joseph A. Nuth, III NEAR- AND MID-INFRARED LABORATORY SPECTRA OF PAH CATIONS IN SOLID H,O M. P. Bernstein, S. A. Sandford, A. L. Mattioda, & L. J. Allamandola THE ASTROPHYSICAL JOURNAL LETTERS CONTENTS OF VOLUME 664, PART 2 2007 JULY 20, NUMBER 1 Page A NEW METHOD OF DETERMINING THE INITIAL SIZE AND LORENTZ FACTOR OF GAMMA-RAY BURST FIREBALLS USING A LI THERMAL EMISSION COMPONENT Asaf Pe'er, Felix Ryde, Ralph A. M. J. Wijers, Peter Mészdros, and Martin J. Rees OBSERVATIONS OF THE OPTICAL AFTERGLOW OF GRB 050319: THE WIND-TO-ISM TRANSITION IN VIEW Atish Kamble, L. Resmi, and Kuntal Misra FIRST MEASUREMENT OF A RAPID INCREASE IN THE AGN FRACTION IN HIGH-REDSHIFT CLUSTERS OF GALAXIES © Jason Eastman, Paul Martini, Gregory Sivakoff, Daniel D. Kelson, John S. Mulchaey, and Kim-Vy Tran IS THERE EVIDENCE FOR A HUBBLE BUBBLE? THE NATURE OF TYPE Ia SUPERNOVA COLORS AND DUST IN EXTERNAL GALAXIES A. Conley, R. G. Carlberg, J. Guy, D. A. Howell, S. Jha, A. G. Riess, and M. Sullivan A COMPACT CLUSTER OF MASSIVE RED GALAXIES AT A REDSHIFT OF 1.5 © Patrick J. McCarthy, Haojing Yan, Roberto G. Abraham, Erin Mentuch, Karl Glazebrook, Lin Yan, Hsiao-Wen Chen, S. Eric Persson, Preethi Nair, Sandra Savaglio, David Crampton, Stephanie Juneau, Damien Le Borgne, R. G. Carlberg, Ronald O. Marzke, Inger Jorgensen, Kathy Roth, and Richard Murowinski CO” IN M82: A CONSEQUENCE OF IRRADIATION BY X-RAYS M. Spaans and R. Meijerink ARCLIKE DISTRIBUTION OF HIGH CO (J = 3-2)/CO (J = 1-0) RATIO GAS SURROUNDING THE CENTRAL STAR CLUSTER OF THE SUPERGIANT H ti REGION NGC 604 T. Tosaki, R. Miura, T. Sawada, N. Kuno, K. Nakanishi, K. Kohno, S. K. Okumura, and R. Kawabe NEW CONSTRAINTS ON THE GALACTIC BAR I. Minchev, J. Nordhaus, and A. C. Quillen PRECISE TIMING OF THE X-RAY PULSAR IE 1207.4—5209: A STEADY NEUTRON STAR WEAKLY MAGNETIZED AT BIRTH E. V. Gotthelf and J. P. Halpern CHANDRA OBSERVATIONS OF THE GAMMA-RAY BINARY LS I +61 303: EXTENDED X-RAY STRUCTURE? Josep M. Paredes, Marc Ribé, Valenti Bosch-Ramon, Jennifer R. West, Yousaf M. Butt, Diego F. Torres, and Josep Marti DETECTION OF THE CARBON CHAIN NEGATIVE ION C,H” IN TMC-1 S. Briinken, H. Gupta, C. A. Gottlieb, M. C. McCarthy, and P. Thaddeus DETECTION OF C,H” AND COMPARISON WITH C,H TOWARD IRC +10 216 Anthony J. Remijan, J. M. Hollis, F. J. Lovas, M. A. Cordiner, T. J. Millar, A. J. Markwick-Kemper, and P. R. Jewell USING TRANSIT TIMING OBSERVATIONS TO SEARCH FOR TROJANS OF TRANSITING EXTRASOLAR PLANETS Eric B. Ford and Matthew J. Holman GRAIN RETENTION AND FORMATION OF PLANETESIMALS NEAR THE SNOW LINE IN MRI-DRIVEN TURBULENT PROTOPLANETARY DISKS Katherine A. Kretke and D. N. C. Lin s-PROCESS IMPLICATIONS FROM OSMIUM ISOTOPE ANOMALIES IN CHONDRITES Munir Humayun and Alan D. Brandon INSTRUCTIONS TO AUTHORS OF LETTERS, AND ADDITIONAL USEFUL INFORMATION Inside Back Cover INSTRUCTIONS FOR ELECTRONIC MANUSCRIPT SUBMISSION Back Cover 2007 AUGUST 1, NUMBER 2 Page CARBON-ENHANCED METAL-POOR STARS, THE COSMIC MICROWAVE BACKGROUND, AND THE STELLAR INITIAL MASS L63 FUNCTION IN THE EARLY UNIVERSE Jason Tumlinson iv CONTENTS CORRELATION OF PHOTON AND NEUTRINO FLUXES IN BLAZARS AND GAMMA-RAY BURSTS © Charles D. Dermer, Enrico Ramirez-Ruiz, and Truong Le AN EXCEPTIONAL VERY HIGH ENERGY GAMMA-RAY FLARE OF PKS 2155-304 F. Aharonian, A. G. Akhperjanian, A. R. Bazer-Bachi, B. Behera, M. Beilicke, W. Benbow, D. Berge, K. Bernléhr, C. Boisson, O. Bolz, V. Borrel, T. Boutelier, L Braun, E. Brion, A. M. Brown, R. Biihler, I. Biisching, T. Bulik, S$. Carrigan, P. M. Chadwick, A. C. Clapson, L.-M. Chounet, G. Coignet, R. Cornils, L. Costamante, B. Degrange, H. J. Dickinson, A. Djannati-Atai, W. Domainko, L. O’C. Drury, G. Dubus, J. Dyks, K. Egberts, D. Emmanoulopoulos, P. Espigat, C. Farnier, F. Feinstein, A. Fiasson, A. Forster, G. Fontaine, Seb. Funk, S. Funk, M. FiiBling, Y. A. Gallant, B. Giebels, J. F. Glicenstein, B. Gliick, P. Goret, C. Hadjichristidis, D. Hauser, M. Hauser, G. Heinzelmann, G. Henri, G. Hermann, J. A. Hinton, A. Hoffmann, W. Hofmann, M. Holleran, S. Hoppe, D. Horns, A. Jacholkowska, O. C. de Jager, E. Kendziorra, M. Kerschhaggl, B. Khélifi, Nu. Komin, K. Kosack, G. Lamanna, I. J. Latham, R. Le Gallou, A. Lemiére, M. Lemoine-Goumard, J.-P. Lenain, T. Lohse, J. M. Martin, O. Martineau-Huynh, A. Marcowith, C. Masterson, G. Maurin, T. J. L. McComb, R. Moderski, E. Moulin, M. de Naurois, D. Nedbal, S. J. Nolan, J-P. Olive, K. J. Orford, J. L. Osborne, M. Ostrowski, M. Panter, G. Pedaletti, G. Pelletier, P.-O. Petrucci, S. Pita, G. Piihlhofer, M. Punch, S. Ranchon, B. C. Raubenheimer, M. Raue, S. M. Rayner, M. Renaud, J. Ripken, L. Rob, L. Rolland, S. Rosier-Lees, G. Rowell, B. Rudak, J. Ruppel, V. Sahakian, A. Santangelo, L. Saugé, S. Schlenker, R. Schlickeiser, R. Schréder, U. Schwanke, S. Schwarzburg, S. Schwemmer, A. Shalchi, H. Sol, D. Spangler, L. Stawarz, R. Steenkamp, C. Stegmann, G. Superina, P. H. Tam, J.-P. Tavernet, R. Terrier, C. van Eldik, G. Vasileiadis, C. Venter, J. P. Vialle, P. Vincent, M. Vivier, H. J. Volk, F. Volpe, S. J. Wagner, M. Ward, and A. A. Zdziarski A COMMON ORIGIN FOR QUASAR EXTENDED EMISSION-LINE REGIONS AND THEIR BROAD-LINE REGIONS Hai Fu and Alan Stockton SUZAKU OBSERVATIONS OF ACTIVE GALACTIC NUCLEI DETECTED IN THE SWIFT BAT SURVEY: DISCOVERY OF A “NEW TYPE” OF BURIED SUPERMASSIVE BLACK HOLES Yoshihiro Ueda, Satoshi Eguchi, Yuichi Terashima, Richard Mushotzky, Jack Tueller, Craig Markwardt, Neil Gehrels, Yasuhiro Hashimoto, and Stephen Potter THE DISTURBED 17 keV CLUSTER ASSOCIATED WITH THE RADIO GALAXY 3C 438 R. P. Kraft, W. R. Forman, M. J. Hardcastle, C. Jones, and P. E. J. Nulsen DISCOVERY OF VERY HIGH ENERGY GAMMA RADIATION FROM IC 443 WITH THE MAGIC TELESCOPE J. Albert, E. Aliu, H. Anderhub, P. Antoranz, A. Armada, C. Baixeras, J. A. Barrio, H. Bartko, D. Bastieri, J. K. Becker, W. Bednarek, K. Berger, C. Bigongiari, A. Biland, R. K. Bock, P. Bordas, V. Bosch-Ramon, T. Bretz, I. Britvitch, M. Camara, E. Carmona, A. Chilingarian, J. A. Coarasa, S. Commichau, J. L. Contreras, J. Cortina, M. T. Costado, V. Curtef, V. Danielyan, F. Dazzi, A. De Angelis, C. Delgado, R. de los Reyes, B. De Lotto, E. Domingo-Santamaria, D. Dorner, M. Doro, M. Errando, M. Fagiolini, D. Ferenc, E. Fernandez, R. Firpo, J. Flix, M. V. Fonseca, L. Font, M. Fuchs, N. Galante, R. J. Garcta-Lépez, M. Garczarczyk, M. Gaug, M. Giller, F. Goebel, D. Hakobyan, M. Hayashida, T. Hengstebeck, A. Herrero, D. Héhne, J. Hose, C. C. Hsu, P. Jacon, T. Jogler, R. Kosyra, D. Kranich, R. Kritzer, A. Laille, E. Lindfors, S. Lombardi, F. Longo, J. Lopez, M. Lépez, E. Lorenz, P. Majumdar, G. Maneva, K. Mannheim, O. Mansutti, M. Mariotti, M. Martinez, D. Mazin, C. Merck, M. Meucci, M. Meyer, J. M. Miranda, R. Mirzoyan, S. Mizobuchi, A. Moralejo, D. Nieto, K. Nilsson, J. Ninkovic, E. Ona-Wilhelmi, N. Otte, I. Oya, D. Paneque, M. Panniello, R. Paoletti, J. M. Paredes, M. Pasanen, D. Pascoli, F. Pauss, R. Pegna, M. Persic, L. Peruzzo, A. Piccioli, E. Prandini, N. Puchades, A. Raymers, W. Rhode, M. Ribo, J. Rico, M. Rissi, A. Robert, S. Riigamer, A. Saggion, T. Saito, A. Sanchez, P. Sartori, V. Scalzotto, V. Scapin, R. Schmitt, T. Schweizer, M. Shayduk, K. Shinozaki, S. N. Shore, N. Sidro, A. Sillanpdéd, D. Sobczynska, A. Stamerra, L. S. Stark, L. Takalo, P. Temnikov, D. Tescaro, M. Teshima, D. F. Torres, N. Turini, H. Vankov, V. Vitale, R. M. Wagner, T. Wibig, W. Wittek, F. Zandanel, R. Zanin, and J. Zapatero TeV GAMMA-RAY SOURCES FROM A SURVEY OF THE GALACTIC PLANE WITH MILAGRO A. A. Abdo, B. Allen, D. Berley, S. Casanova, C. Chen, D. G. Coyne, B. L. Dingus, R. W. Ellsworth, L. Fleysher, R. Fleysher, M. M. Gonzalez, J. A. Goodman, E. Hays, C. M. Hoffman, B. Hopper, P. H. Hiintemeyer, B. E. Kolterman, C. P. Lansdell, J. T. Linnemann, J. E. McEnery, A. I. Mincer, P. Nemethy, D. Noyes, J. M. Ryan, P. M. Saz Parkinson, A. Shoup, G. Sinnis, A. J. Smith, G. W. Sullivan, V. Vasileiou, G. P. Walker, D. A. Williams, X. W. Xu, and G. B. Yodh RADIO SYNCHROTRON EMISSION FROM SECONDARY LEPTONS IN THE VICINITY OF SAGITTARIUS A* Roland M. Crocker, David Jones, David R. Ballantyne, and Fulvio Melia OBSERVATIONS OF WATER MASERS IN THE NGC 1333 IRAS 4 REGION Geumsook Park and Minho Choi EVIDENCE OF A BROAD RELATIVISTIC IRON LINE FROM THE NEUTRON STAR LOW-MASS X-RAY BINARY SERPENS X-1 Sudip Bhattacharyya and Tod E. Strohmayer COLD DISKS: SPITZER SPECTROSCOPY OF DISKS AROUND YOUNG STARS WITH LARGE GAPS © J. M. Brown, G. A. Blake, C. P. Dullemond, B. Merin, J. C. Augereau, A. C. A. Boogert, N. J. Evans Il, V. C. Geers, F. Lahuis, J. E. Kessler-Silacci, K. M. Pontoppidan, and E. F. van Dishoeck PROBING THE DUST AND GAS IN THE TRANSITIONAL DISK OF CS CHA WITH SPITZER © Catherine Espaillat, Nuria Calvet, Paola D’Alessio, Edwin Bergin, Lee Hartmann, Dan Watson, Elise Furlan, Joan Najita, William Forrest, Melissa McClure, Ben Sargent, Chris Bohac, and Samuel T. Harrold SOURCE OF NITROGEN ISOTOPE ANOMALY IN HCN IN THE ATMOSPHERE OF TITAN Mao-Chang Liang, Alan N. Heays, Brenton R. Lewis, Stephen T. Gibson, and Yuk L. Yung THE UNUSUAL SPECTRUM OF COMET 96P/MACHHOLZ Laura E. Langland-Shula and Graeme H. Smith THE OXYGEN ISOTOPIC COMPOSITION OF THE SUN AS A TEST OF THE SUPERNOVA ORIGIN OF **Al AND *'Ca Matthieu Gounelle and Anders Meibom HARD X-RAY INTENSITY DISTRIBUTION ALONG Ha RIBBONS Ju Jing, Jeongwoo Lee, Chang Liu, Dale E. Gary, and Haimin Wang CONTENTS GLOBAL CORONAL MASS EJECTIONS Andrei N. Zhukov and Igor S. Veselovsky THE SCATTERING POLARIZATION OF THE Sr 1 \4607 LINE AT THE DIFFRACTION LIMIT RESOLUTION OF A | m TELESCOPE Javier Trujillo Bueno and Nataliya Shchukina TIME-DISTANCE IMAGING OF SOLAR FAR-SIDE ACTIVE REGIONS Junwei Zhao ERRATUM: “INVERSE COMPTON SCATTERING ON SOLAR PHOTONS, HELIOSPHERIC MODULATION, AND NEUTRINO ASTROPHYSICS” (ApJ, 652, L65 [2006]) Igor V. Moskalenko, Troy A. Porter, and Seth W. Digel INSTRUCTIONS TO AUTHORS OF LETTERS, AND ADDITIONAL USEFUL INFORMATION Inside Back Cover INSTRUCTIONS FOR ELECTRONIC MANUSCRIPT SUBMISSION Back Cover