1,426 research outputs found

    The Ursinus Weekly, March 8, 1965

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    Freshmen women receive UC colors, learn meaning in 35th annual observance • William James scholar to speak in faculty Forum • Faculty agrees to publish next Weekly issue • Carousel features queen and court, Cub and Key seven: Fine decorations, Al Raymond band add to evening • Psych Club hears Phila. social worker • Two seniors win electrochemical scholarships • Students produce House hearing on Watkins case • 33 men join fraternities: Five frats bid • Applications urged for political internship plan • Track notice • Editorial: Fraternity rushing • Red China today: Still growing • Letters to the editor • Book review: Good grief, it\u27s Candy • Snellbelles smash East Stroudsburg 63-48, return match no match: Regester, Kohn lead offense with 38; Day, Smiley control defensive boards • Wrestlers end, tie last match • Fircroft takes the field; Spring finds us ready • UC grad presents flag flown over South Pole • UC student lectures to DAR • Advice column • Dean\u27s listhttps://digitalcommons.ursinus.edu/weekly/1242/thumbnail.jp

    Site-selective adsorption of naphthalene-tetracarboxylic-dianhydride on Ag(110): First-principles calculations

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    The mechanism of adsorption of the 1,4,5,8-naphthalene-tetracarboxylic-dianhydride (NTCDA) molecule on the Ag(110) surface is elucidated on the basis of extensive density functional theory calculations. This molecule, together with its perylene counterpart, PTCDA, are archetype organic semiconductors investigated experimentally over the past 20 years. We find that the bonding of the molecule to the substrate is highly site-selective, being determined by electron transfer to the LUMO of the molecule and local electrostatic attraction between negatively charged carboxyl oxygens and positively charged silver atoms in [1-10] atomic rows. The adsorption energy in the most stable site is 0.9eV. A similar mechanism is expected to govern the adsorption of PTCDA on Ag(110) as well.Comment: 8 pages, 4 figures, high-quality figures available upon reques

    Ion Channel Clustering at the Axon Initial Segment and Node of Ranvier Evolved Sequentially in Early Chordates

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    In many mammalian neurons, dense clusters of ion channels at the axonal initial segment and nodes of Ranvier underlie action potential generation and rapid conduction. Axonal clustering of mammalian voltage-gated sodium and KCNQ (Kv7) potassium channels is based on linkage to the actin–spectrin cytoskeleton, which is mediated by the adaptor protein ankyrin-G. We identified key steps in the evolution of this axonal channel clustering. The anchor motif for sodium channel clustering evolved early in the chordate lineage before the divergence of the wormlike cephalochordate, amphioxus. Axons of the lamprey, a very primitive vertebrate, exhibited some invertebrate features (lack of myelin, use of giant diameter to hasten conduction), but possessed narrow initial segments bearing sodium channel clusters like in more recently evolved vertebrates. The KCNQ potassium channel anchor motif evolved after the divergence of lampreys from other vertebrates, in a common ancestor of shark and humans. Thus, clustering of voltage-gated sodium channels was a pivotal early innovation of the chordates. Sodium channel clusters at the axon initial segment serving the generation of action potentials evolved long before the node of Ranvier. KCNQ channels acquired anchors allowing their integration into pre-existing sodium channel complexes at about the same time that ancient vertebrates acquired myelin, saltatory conduction, and hinged jaws. The early chordate refinements in action potential mechanisms we have elucidated appear essential to the complex neural signaling, active behavior, and evolutionary success of vertebrates

    The Ursinus Weekly, December 7, 1964

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    225 voice choir and professional soloists to present annual Messiah performance • Faculty members gain recognition: Yale Press publishes Foster volumes; Dr. Hinkle appointed assistant prof • Psych Club hears Manus on the retarded child • Judy Collins captivates Thursday concert audience: Folk songstress and fine entertainer • E and R church awards grant for scholarship fund • Juniors succeed with turned about turnabout • WSGA appoints judiciary and election boards • Philadelphia Orchestra presents varied concert • An invitation to sophomore and junior women • Editorial: Fa-la-la • Letters to the editor • European tour group readies for next Summer • Romanticism vs. classicism at Kaffee Klatsch • The lively lives of the 942 girls • Ursinus student ends tour of duty in Peace Corps • Bears b-ball men triumph over Del Val and E Baptist: Barry Troster high scorer in both games • Volleyball led by ZX and Demas in last week • Track meeting to be held • Wrestling team meets Princeton • Greek gleanings • Gulf Corporation grants second gift to Chemistry Department • Curtain Club presents The Pooh Saturdayhttps://digitalcommons.ursinus.edu/weekly/1236/thumbnail.jp

    The Ursinus Weekly, February 22, 1965

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    The weekend that was: First annual winter weekend a winner • Y plans second annual art show and awards • TW3 presentation demands humor, wit and intelligence of audience as well as players • Sophomore men again eligible for St. Andrew\u27s grant • Weekly interviews Richard Richter, Alumni Secretary • UC produces no winners in bridge tourney • UCC workers report Summer project in South • PSEA hears Ridge speak on trends in education • All college rally in volleyball, badminton planned • Editorial: Semi-concentrated study • Victory in South Vietnam: Is it worth the price? • Letters to the editor • How to get an A without really studying • New customs program pitted against the old • Snellbelles win two, record unblemished • Matmen win twice; Up record 5-2 • Intramurals: 5 teams unbeaten • Bears split two, season stands 7-8: Crush Hopkins, lose to Drexel • Complicated plot for simple story in The Spy • Ursinus history • Greek gleanings • Howard succeeds Quinn as Ursinus tennis coach • JB collapses second time for want of God • Zucker elected to ACLU Board • Pre-med societyhttps://digitalcommons.ursinus.edu/weekly/1240/thumbnail.jp

    The Ursinus Weekly, December 14, 1964

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    Enthusiastic Pooh audience hears A. A. Milne children\u27s play: Matinee by Curtain Club • Faculty accepts senate approved hours change • Chorus and soloists usher Christmas season with 27th annual Messiah: Students attend full afternoon rehearsal • Christmas activities fill last week of 1964: Robin Roberts at MSGA banquet; Women\u27s banquet; Dorms hold open house; Mrs. Helfferich\u27s party; Candlelight communion; Christmas dance • Greeks hosts to orphans in area parties • Richard P. Richter accepts duties as alumni secretary • Frosh plan cool Ice palace \u2765 • Bridge tourney on UC campus • Spirit of Christmas present • B-ball team splits two close ones, 60-59 and 70-71: Sloppiness and apathy big factors • ZX leads v-ball; Demas second • Wrestling team looks strong • UC girl confesses in dial-a-bride • Letters to the editor • Greek gleanings • Ursinus kitchen food preparation exposedhttps://digitalcommons.ursinus.edu/weekly/1237/thumbnail.jp

    The Ursinus Weekly, February 15, 1965

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    Lorelei at Sunnybrook features Lester Lanin: Ten Whitians named, John Wirth crowned king • Forum presents Hinderas performing American works • Inter-Fraternity Council plans three part weekend: To be first in series of Winter events • Agency presents British TW3 in conjunction with Greek weekend: London group here Thursday • Rights workers to speak on Miss. Summer project • Phi Beta Kappa professors seek student chapter • Y and Curtain Club cooperate on JB production • Campus Chest committee chooses groups to benefit • Editorial: Time for a change • Student teachers relate classroom experiences • Giovanni\u27s Room = Departure for Baldwin • Students help to convert gift shop into coffee house • Letters to the editor • Matmen take 3 out of 4; Lose to Elizabethtown • Snellbelles win first of season • Bears win 2 to snap streak; Stand 6-7 for season • First draft of course descriptions discovered • Greek gleaningshttps://digitalcommons.ursinus.edu/weekly/1239/thumbnail.jp

    The Ursinus Weekly, January 11, 1965

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    Football players receive awards at banquet: Tony Motto gets All-ECAC • Ursinus to send delegation to Model UN • Weekly names Sam Walker sports editor • Faculty Forum to present concert, lecture recital: 20th century American music, subject • Three placed in teaching positions • Pre-meds to hear two Sacred Heart pathologists • World\u27s Fair invites college talent to perform • Pi Nu Epsilon, music fraternity, initiates eight • Norristown man named to vacancy in Treas. Office • Good band, decorations add to great TG dance • The best TV show in the world • Editorial: Our large small college • Bob Dylan: Alone and indifferent • J. D. Salinger writes for The Ursinus Weekly • Anthem, a warning to society • The Doanes report on teaching in the South • Bears drop two, F&M-Swarthmore; Troster\u27s thirty points rock PMC • Matmen drop opener to Del. • Soccer team puts three on All-MAC • Y Commission sponsors film on discrimination • Greek gleanings • Letters to the editor • Kaffee Klatsch debates Negro block bustinghttps://digitalcommons.ursinus.edu/weekly/1238/thumbnail.jp

    The Ursinus Weekly, November 9, 1964

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    Senior Ball, Friday, offers Camelot, Al Raymond band: Lord and Lady, permanent class officers to be announced • Graduate awards available from science foundation • Miller and Zucker review election returns, meaning • Museum director on American art to be Forum highlight: Dr. Turner to emphasize the 20th century • William Shaffer, vice-president UC Board of Directors, dies • Pancoast in State House to seek greater local power • Faculty action penalizes 4 with fines, demerits • Curtain Club selects cast for Winnie the Pooh production, schedules December showing • English Club to meet tonight • Editorial: Altruism at Ursinus • Life in the cow palace; An eyewitness account • Kaffee Klatsch hosts large crowd to discuss rights • A girl\u27s life at Ursinus: 1906 • Spotlight: UC abroad • Advice column • Bears belt Haverford 19-6 at Haverford homecoming: Tony Motto scores two touchdowns • Soccermen defeat LaSalle 5-2 • Hockey team wins biggest: W.C., best ever, falls 1-0; West Chester places 5 on all-stars, Ursinus team effort proves supreme • Wrestling to start Tuesday • U.C. men\u27s mooning team suffers setback at hands of faculty • 200 dance to Okie Duke at Cafe Montmarte • Greek gleaningshttps://digitalcommons.ursinus.edu/weekly/1233/thumbnail.jp
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