133 research outputs found

    Being And Becoming Entrepreneurial: A Narrative Study On The Development Of Entrepreneurial Adults In China And The United States

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    Today’s youth have lives dramatically different from the past and face an unpredictable future and challenging job market, thus being entrepreneurial is increasingly more important to cultivate (Ford, 2015). I aim to understand the state and development of being entrepreneurial and its implications for broadly educating young people, as one approach to better preparing our students for the future (Auerswald, 2012; de Villiers Scheepers et al., 2018).Although the general research interest in entrepreneurship is burgeoning, the developmental perspective has been limited. Additionally, the development of Entrepreneurial individuals across diverse age groups and countries has not been studied extensively and their narratives of being and becoming entrepreneurial have not been heard and studied. Thus, I have used the self-narratives of 24 entrepreneurial individuals in China and the US to explore how they are developing to be entrepreneurial. Specifically, I explored their current state of being entrepreneurial and developmental processes that have contributed to these states. My sample was divided evenly across the Chinese and United States contexts, and also stratified by age groups (from 18 to 39; and 40 and above) and gender (male and female). I sought to understand what factors might have affected the entrepreneurial development in different individuals, according to their own understanding, and explored whether differences exist across countries, gender, and age groups. I placed a particular emphasis on developmental patterns that were revealed in the analytic process. Interviews were analyzed through a coding and interpretive process informed by grounded theory (Glaser & Strauss, 1967). First, five key themes emerged related to being of entrepreneurial: (1) Learning as a Way of Being; (2) Action!; (3) Staying in the Arena; (4) Connecting Elements, People, Information and Resources; and (5) Disrupting. Secondly, in terms of factors affecting entrepreneurial development, both internal (self-characteristics) and external (environmental) factors were identified from the narrative accounts, and the developmental process was presented as dynamic and complex. Key developmental sources of influence include: (1)Emerging Self Identities and Experiences from Childhood and Teen Years; (2) Early Entrepreneurial Experiences; (3) Family influence; (4) Work-Related Experience; (5) School Impact; and (6) Virtual and Physical entrepreneurial environments. Finally, differences and commonalities across the countries, age groups, and gender emerged and are discussed. Overall, entrepreneurial development can and should be broadly encouraged given the narratives and lessons shared by the participants. Recommendations and implications for supporting students’ “entrepreneurial development” are presented: (1) It is the mindset, not the occupation; (2) Demystifying the entrepreneurial mindset as a way of thinking and being; (3) It takes a village to raise an entrepreneurial child; (4) Developing an entrepreneurial mindset as a way to achieve personal growth and fulfillment. Lastly, the limits and future direction are discussed

    Protective Role of Rabbit Nucleotide-Binding Oligomerization Domain-2 (NOD2)-Mediated Signaling Pathway in Resistance to Enterohemorrhagic Escherichia coli Infection

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    Nucleotide-binding oligomerization domain 2 (NOD2), a member of the NOD-like receptors (NLRs) family that is well-known to play a key role in innate immune responses and is involved in innate antibacterial responses. In this study, rabbit NOD2 (rNOD2) was cloned from rabbit kidney (RK) cells. It was distributed in various tissues, and the highest level of rNod2 was detected in spleen. Moreover, the expression of rNod2 was significantly upregulated in the heart, liver, and spleen induced by enterohemorrhagic Escherichia coli (EHEC). Overexpression of rNOD2 induced the expression of pro-inflammatory cytokine, including Il1ÎČ, Il6, Ifn-Îł, and Tnf, as well as defensins, including Defb124, Defb125, and Defb128 through the nuclear factor (NF)-ÎșB signaling pathway. Furthermore, overexpression of rNOD2 inhibited the growth of EHEC, and knockdown of rNOD2 or inhibition of the NF-ÎșB pathway promoted its replication. In addition, our results suggest that rNOD2 can significantly activate NF-ÎșB signaling and trigger antibacterial defenses to increase the expression of pro-inflammatory cytokine and defensins after stimulation by EHEC. These findings are useful to further understanding the innate immune system of rabbits and providing a new perspective for the prevention of bacterial diseases in rabbits

    Reservoir Modeling of Braided River Reservoirs Based on Geological Knowledge Database: A Case Study of P1x Formation of the Daniudi Gas Field, Ordos Basin, China

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    AbstractThe sandy braided river depositional system developed in the Lower Shihezi Formation of the Daniudi gas field, Ordos Basin. It has the characteristics of frequent migration and oscillation of braided channels and large well spacing, making it challenging to portray the braided river sand body in this area, bringing uncertainty to the 3D geological modeling of the reservoir. This study takes the primary gas reservoir H1 member as an example. It establishes a quantitative geological knowledge database for the reservoir by statistically fitting the correlation equations between the braided channel and channel bar in the planes and profiles to reduce the uncertainty of reservoir modeling. This study combines the multisource and multiscale information from modern sedimentation, field outcrops, and tank simulation experiments of the braided river. From the data, the distribution intervals for the thickness and width of the braided channel sand body in the H1 member are 1–22 m and 7–320 m, respectively, and the thickness, width, and length distribution intervals of the sand body in the channel bar are 3–30 m, 80–1500 m, and 240–4200 m, respectively. A 3D training image is established using the object-based simulation method based on the H1 member’s well data and combining the quantitative parameters of various microfacies in the geological knowledge database. The multiple-point geostatistical modeling method is applied to establish a sedimentary microfacies model. The model’s uncertainty is reduced through multi-information fusion constraint modeling, providing a reliable basis for guiding the prediction of the remaining gas in the Daniudi gas field

    Low-mass dark matter search results from full exposure of PandaX-I experiment

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    We report the results of a weakly-interacting massive particle (WIMP) dark matter search using the full 80.1\;live-day exposure of the first stage of the PandaX experiment (PandaX-I) located in the China Jin-Ping Underground Laboratory. The PandaX-I detector has been optimized for detecting low-mass WIMPs, achieving a photon detection efficiency of 9.6\%. With a fiducial liquid xenon target mass of 54.0\,kg, no significant excess event were found above the expected background. A profile likelihood analysis confirms our earlier finding that the PandaX-I data disfavor all positive low-mass WIMP signals reported in the literature under standard assumptions. A stringent bound on the low mass WIMP is set at WIMP mass below 10\,GeV/c2^2, demonstrating that liquid xenon detectors can be competitive for low-mass WIMP searches.Comment: v3 as accepted by PRD. Minor update in the text in response to referee comments. Separating Fig. 11(a) and (b) into Fig. 11 and Fig. 12. Legend tweak in Fig. 9(b) and 9(c) as suggested by referee, as well as a missing legend for CRESST-II legend in Fig. 12 (now Fig. 13). Same version as submitted to PR

    East Asian Study of Tropospheric Aerosols and their Impact on Regional Clouds, Precipitation, and Climate (EAST-AIR_(CPC))

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    Aerosols have significant and complex impacts on regional climate in East Asia. Cloud‐aerosol‐precipitation interactions (CAPI) remain most challenging in climate studies. The quantitative understanding of CAPI requires good knowledge of aerosols, ranging from their formation, composition, transport, and their radiative, hygroscopic, and microphysical properties. A comprehensive review is presented here centered on the CAPI based chiefly, but not limited to, publications in the special section named EAST‐AIRcpc concerning (1) observations of aerosol loading and properties, (2) relationships between aerosols and meteorological variables affecting CAPI, (3) mechanisms behind CAPI, and (4) quantification of CAPI and their impact on climate. Heavy aerosol loading in East Asia has significant radiative effects by reducing surface radiation, increasing the air temperature, and lowering the boundary layer height. A key factor is aerosol absorption, which is particularly strong in central China. This absorption can have a wide range of impacts such as creating an imbalance of aerosol radiative forcing at the top and bottom of the atmosphere, leading to inconsistent retrievals of cloud variables from space‐borne and ground‐based instruments. Aerosol radiative forcing can delay or suppress the initiation and development of convective clouds whose microphysics can be further altered by the microphysical effect of aerosols. For the same cloud thickness, the likelihood of precipitation is influenced by aerosols: suppressing light rain and enhancing heavy rain, delaying but intensifying thunderstorms, and reducing the onset of isolated showers in most parts of China. Rainfall has become more inhomogeneous and more extreme in the heavily polluted urban regions
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