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Personal Vignette : You have received your mark for a recent assignment and it is a “fail.” The marks for two other recent assignments were also poorer than you would want as you are aiming to get as good a degree as you can because you have clear career goals in mind and don't want to disappoint your family. The feedback from the tutor for the assignment is quite critical, including reference to “lack of understanding” and “poor writing and expression,” but it also includes ways that the work could be improved. Similar comments were made by the tutors who marked your other two assignments.

Vicarious Vignette : John has received a mark for a recent assignment and it is a “fail.” The marks John received for two other recent assignments were also poorer than he would want as he is aiming to get as good a degree as he can because he has clear career goals in mind and doesn't want to disappoint his family. The feedback John received from the tutor for the failed assignment is quite critical, including reference to “lack of understanding” and “poor writing and expression,” but it also includes ways that the work could be improved. Similar comments were made by the tutors who marked John's other two assignments.

Scoring of positively phrased items was reversed so that a high ARS-30 score indicated greater academic resilience. Cronbach's alpha for the combined (α = 0.89, N = 432), personalized (α = 0.88, n = 224) and vicarious vignette (α = 0.85, n = 208) all reached acceptable levels indicating internal reliability and construct validity ( Nunnally and Bernstein, 1994 ). Analysis of the relationships between ARS-30 scores and ASE and differences between personal and vicarious responses to adversity further supported the construct validity of the ARS-30 as a measure of academic resilience (see Section Results).

Exploratory factor analysis [principle component with oblique (promax) rotation] was conducted to explore the structure of the ARS-30. Sampling adequacy was verified (KMO = 0.91) and whilst initial analysis revealed seven factors with eigenvalues of 1.0 or above ( Kaiser, 1960 ) explaining 55.75% of the variance, the scree plot inflection ( Cattell, 1966 ) supported retention of only three factors ( Angara Classic Three Stone Ruby Diamond Engagement Ring in 14k White Gold CLKhaLNo
; Stevens, 2002 ). The three factor model explained 40% of the variance with all items—except one, which loaded at 0.29—loading above 0.3 ( Field, 2014 ). Interpretation of Item-factor clustering suggests that factor 1 represents positive or adaptive responses to adversity, factor 2 represents negative or non-adaptive responses to adversity and factor 3 represents long-term future aspirations. Thus, factors 1 and 2 may simply represent two aspects of the same underlying generalized academic resilience construct. This is partly supported by Schmitt and Stults (1985) and Angara Vintage Inspired Oval Tanzanite Halo Ring in 14K Rose Gold 93bpt64RJu
who report that reverse-phrased items commonly load on different factors, even in the absence of multiple constructs, and by the inter-factor correlation (−0.45) between factors 1 and 2. That factor 3 aligns with closely associated and relevant constructs such as Duckworth's “grit,” which has its basis in long-term goals, suggests that a three factors solution presents an interpretable solution to the ASR-30.

In sum, we believe that a nuanced review of the literature on unconscious processing would not only be more adequate, but also convey a more veridical picture telling us “definitely maybe” rather than “yes it can,” as an answer to the question of whether unconscious processes perform the same functions as conscious processes.

In a synthetic attempt, Hassin brings together two largely separate research traditions in his overview of the literature, namely the research on unconscious priming effects in social psychology, on the one hand, and cognitive psychology, on the other. As pointed out by Hassin, the scope and limits of semantic subliminal priming have been debated among cognitive psychologists over the course of decades ( Zales Birthstone Cross Pendant 1 Stone and Name PA8Tpt2P
; Angara Swiss Blue Topaz Ring in Rose Gold dLk2Sl
; Greenwald, 1992 ; Kouider and Dehaene, 2007 ), with views shifting almost pendulum-like across time, while research in the field of social psychology, almost simultaneously, accumulated evidence for unconscious priming effects following a monotonically upward trend, in particular for behavioral priming effects. For example, conceptual replications of the influential study showing that subtle primes could affect overt behavior ( Bargh et al., 1996 ) are abundant. Amongst others, participants primed with the concept of “politician” wrote essays that were considerably longer than did control participants ( Dijksterhuis and Van Knippenberg, 2000 ), and the presence of a backpack in the experimental room primed more cooperative behavior, while the presence of a briefcase primed more competitive behavior ( Gucci Flora ring with sapphires Yfv8BmJ8

In a recent opinion paper published in Perspectives on Psychological Science (as part of a special section described in footnote 1), Dijksterhuis estimated that there are between 200 and 400 empirical behavioral priming papers by now ( Dijksterhuis, 2014 ). To explain the dissimilar trends in social and cognitive psychology, Hassin argues that “the unconscious is likely to engage in motivationally relevant and interesting issues (such as goals, stereotypes, and incentives) more than in motivationally irrelevant and less interesting issues (such as the relations between chairs and tables)” (p. 201). As an alternative to this motivational account, Doyen et al. (2014) have convincingly elaborated three sources of conflict between the two research fields: awareness, processes, and replicability. With respect to awareness, the authors argue that in social psychology the absence of awareness is often assumed rather than tested, and when tests are conducted, they are below the standards widely used in cognitive psychology. Similarly, it has been suggested that in social psychology experiments on behavioral priming there has been a problematic shift from defining unconscious as “without awareness of the stimuli” (as in cognitive psychology) to “without awareness of the influence of the stimuli” ( Stafford, 2014 ). Thus, rather than a new default mode of thinking about the abilities of the unconscious, the joint efforts of social and cognitive psychology should help establish a new default of measuring stimulus awareness in the diverse range of priming experiments. This stringent default should entail that for each experiment it first has to be defined which aspect of awareness matters and how it can be measured optimally ( Angara Cushion Cut Peridot Solitaire Pendant with Diamond Bail in Platinum ZrLv7x2
). From a statistical perspective, much progress has recently been made in the application of Bayesian statistics to the central problem in consciousness research of stating evidence for the null hypothesis, which is the case, for example, when the aim is to establish chance-level performance as a proof of objective unawareness of a stimulus ( Dienes, 2015 ). Therefore, any new default in consciousness research should also involve well-informed thinking about statistical tests and their implications.

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Welcome to Crowne Plaza Northstar! ...

Welcome to Crowne Plaza Northstar!

Whether this is your first stay with us or one of many we want to welcome you to our beautiful hotel located in the heart of downtown Minneapolis.

We are centrally located and connected by skyway to most major businesses and entertainment venues.

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The impact factors of other journals also increased:

The Editor-in-chief of IUCr Journals, Professor Samar Hasnain commented:" Each of our journals have made a significant improvement in the latest impact factor results. We thank our authors, reviewers, editors and co-editors for their commitment to ensuring that the best of structural science and underpinning technology and methods is reported in IUCr Journals. This is the first time that four of our journals concurrently have an impact factor above 6, and we look forward to building on this success ."Peter Strickland, Executive Managing Editor of IUCr Journals, noted:" This is first time, since I started working for the IUCr some 30 years ago, that I can remember all of the journals increasing their impact factors in the same year. "

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Ptychographic X-ray imaging is used to characterize the structure and properties of matter and materials. While the method has been around for 50 years or so, wide use was at first hampered by the experimental process being slow and the computational processing of the data to produce a reconstructed image being expensive. But in recent years, advances in detectors and X-ray microscopes at light sources such as Lawrence Berkeley National Laboratory's Advanced Light Source have made it possible to measure a ptychographic data set in seconds. As a result, today ptychography is used in a range of scientific domains, including condensed-matter physics, cell biology and electronics.

Reconstructing ptychographic data sets can be a data-intensive challenge, as it involves solving a difficult phase-retrieval problem, calibrating optical elements and dealing with experimental outliers and 'noise'. To address this challenge, Berkeley Lab scientists developed (scalable heterogeneous adaptive real-time ptychography), which enables the reconstruction of millions of phases of ptychographic image data per second. Since being introduced in 2016, has had notable successes in the analysis of magnetic thin films, magnetozomes and three-dimensional battery materials.

Now members of the collaboration have developed a model that further enhances 's reconstruction capabilities. The new algorithm, (gradient decomposition of the probe/alternating direction method of multipliers), is described in a recent article in Section A [ Angara Two Stone Diamond Stud Earrings in Rose Gold G2XRik6
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'The goal was to offer the ability to quickly discover interesting nanoparticles at full resolution by enabling rapid feedback from the microscopists at the beamlines,' said Stefano Marchesini, a staff scientist at Berkeley Lab and a co-author of the article. 'Even when the next-generation coherent light sources come online, we may be able to extend the X-ray energies that can be used in ptychography by using this model.'

The results from structure prediction programs have demonstrated that any organic molecule has the potential to interrelate with its siblings in a number of different ways, the observed crystal structure representing an energy minimum where the contributions from various types of intermolecular interactions have been carefully balanced. Systematic investigations of molecules that share one important moiety/feature provide valuable experimental data for the understanding of this balance and for rationalizing important trends, even among other sets of compounds. Amino acids constitute an attractive group for such a survey, with a common polar head and a variable side chain. Crystal structures of more than 120 regular, acyclic amino acids have been published in the past, meaning that the 20 proteinogenic amino acids represent but a minor fraction of the experimental material. If these amino acids are used, however, to construct dipeptides, they alone leave 20 x 20 = 400 different options. As of June 2018, crystal structures are only available for 104 of them.

is a subgroup of particular interest. These are based on combinations of the five non-polar amino acids alanine (Ala), valine (Val), isoleucine (Ile), leucine (Leu) and phenylalanine (Phe) only, meaning that hydrogen bonds are essentially limited to connecting the constant parts of the molecules, the peptide main chains. Accordingly, any change in crystal structure upon amino acid substitution is due to the side chain.

The crystal structure of Val-Leu acetonitrile solvate presented in Ippolita 18K Polished Rock Candy Pear Necklace in MotherofPearl nVNanY8LhQ
is the 25th and last missing piece in the 5 x 5 puzzle of hydrophobic dipeptide structures. This “completion event” is used here as an opportunity to review their crystal packing arrangements and hydrogen-bonding pattern preferences, the associated peptide conformations and the sometimes unexpected impact a seemingly modest amino acid substitution can have not only on the crystal structure but also on the propensity to include co-crystallized solvent molecules.

IUCrJ Editorial Board Member Richard Henderson (MRC LMB, Cambridge, UK) has been made a Companion of Honour in Queen Elizabeth II's 2018 Birthday Honours list for services to electron microscopy of biological molecules. The order is a special award held by only 65 people at any one time.


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