1,721,451 research outputs found

    Irving W. Colburn, Toledo, Ohio [approximately 1910]

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    Photograph of Irving W. Colburn, inventor of the sheet glass drawing machine. The photo dates about 1910. Terms associated with the photograph are: Colburn, Irving W. | sheet glass drawing machine | inventors | Businessmen | Eyeglasses | suit | Window

    Sanford Bates Correspondence from Irving W. Halpern

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    A letter addressed to Sanford Bates from Irving W. Halpern concerning comments about a probation statement by Bates

    Letter Written by Irving W. Knight to the Bryant College Service Club Dated June 18, 1943

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    [Transcription begins] U. S. ARMY AIR FORCES June 18, 1943 Dear Chairman: I wish to thank you and the members of the Service Club for your package filled with delicious cookies and jams that arrived at mail-call tonight. It was a great surprise enjoyed by all (which includes everyone in my Flight 12). The contents were what we boys have been craving for while we’ve been in quarantine up here on the hill. All the fellows here wish the college that they went to had a wonderful Service Club like “Bryant College’s.” Most of them are from Carnegie Tech., N. Y. U. or Northwestern. So you can see you are way ahead of the other colleges in the splendid work you’re doing. For the last month I have been studying Meteorology in the Army Air Force Technical Command here at Hamilton College. It is a beautiful little college situated on a very high hill overlooking a valley. We have classes from 8 A. M. to 9:30 P. M. everyday [sic], and the course is very difficult. If all goes well, I should be here one year before going on to Advanced College. Many thanks again, and the best of luck. Sincerely, Pvt. Irving W. Knight Hamilton College Clinton, New York Flight 12 [Transcription ends

    Letter Written by Irving W. Knight to the Bryant College Service Club Dated January 19, 1944

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    [Transcription begins] METEROLOGY UNITED STATES ARMY AIR FORCE January 19, 1944 Dear Bryant Service Club Members, Thanks a million for remembering me at Christmas with that swell package of holiday candy. I remember well the time of its arrival for I was confined to my room with a bad cold, and rather at sword’s points with the world. But your gift with the Christmas cheer and the news of other Bryant fellows in the service made me feel one hundred percent better. This is my ninth month here at Hamilton College studying Meteorology in the Air Force. I thought the course was tough at Bryant, but you should see this one. The academic schedule gets under way weekly on Mondays at 8 A.M. and breezes along with eleven hours of fixed appointments daily or a nice little total 59 hours a week, this including drill and physical education which are thrown in along with mathematics, physics, English, history, public speaking, and cartography. Mathematics, of course, is the big load; it comes at a rate of 28 hours a week, starting out mildly with college algebra and working into trigonometry, calculus, differential equations, and advanced calculus, all to the accompaniment of vector analysis and mechanics. Except that the emphasis is more on the practical and less on the philosophical -. So much for the math. By comparison, the physics is easy. It takes 11 hours a week including laboratory, but in general is not much more advanced than work that would normally be encountered by a sophomore in college. Eight more hours a week go into cartography, which early in the year blends into world geography. The English is the equivalent of about one year of freshman composition. One hour a week is spent in class discussing assigned reading, while two hours are spent also turning out 500 word themes in a writing laboratory. The Public Speaking is about what I had in Bryant, with possibly more than the normal emphasis on extemporaneous appearances. In history we study some of the basic documents, and then look behind these documents to find origins in the philosophy of Voltaire, Rousseau, Locke, etc. So much for the strictly academic side of the program which with meals, one hour of military drill, one hour of physical fitness (calisthenics, obstacle-racing, and swimming), and a whole half-hour of leisure just before dinner fills every chink of spare time from 8 A.M. to 9:30 P.M., Monday through Friday, and 8 A.M. to 3 P.M. on Saturday. Taps sounds at 10:30, thus giving us a whole hour at the end of the day to catch our breath, bull session over cokes, write letters, shave, or simply stare at the ceiling. But it’s taps for this letter too. Remember me to the faculty and everyone else there at Bryant. Sincerely, Irving W. Knight ‘43 Hamilton College Clinton, N.Y. – Flight 12. [Transcription ends

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Stereochemical and conformational study on fenoterol by ECD spectroscopy and TD-DFT calculations

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    Fenoterol and its derivatives are selective β2-adrenergic receptor (β2-AR) agonists whose stereoselective biological activities have been extensively investigated in the past decade; a complete stereochemical characterization of fenoterol derivatives is therefore crucial for a better understanding of the effects of stereochemistry on β2-AR binding. In the present project, the relationship between chiroptical properties and absolute stereochemistry of the stereoisomers of fenoterol (1) was investigated by experimental ECD spectroscopy and time-dependent density functional theory (TD-DFT). DFT geometry optimizations were carried out at the RI-B97D/TZVP/IEFPCM(MeOH) level and subsequent TD-DFT calculations were performed using the PBE0 hybrid functional. Despite the large pool of equilibrium conformers found for the investigated compounds and the known limitations of the level of theory employed, the computational protocol was able to reproduce the experimental ECD spectra of the stereoisomers of 1. The main contribution to the overall chiroptical properties was found to arise from the absolute configuration of the chiral center in α-position to the resorcinol moiety. Based on this evidence, a thorough conformational analysis was performed on the optimized DFT conformers, which revealed the occurrence of a different equilibrium between conformational patterns for the diastereomers of fenoterol: the (R,R')/(S,S') enantiomeric pair showed a higher population of folded conformations than the (R,S')/(S,R') pair

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis
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