94,885 research outputs found

    The 1961 Kampong Bukit Ho Swee fire and the making of modern Singapore

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    By 1970, Singapore’s urban landscape was dominated by high-rise blocks of planned public housing built by the People’s Action Party government, signifying the establishment of a high modernist nation-state. A decade earlier, the margins of the City had been dominated by kampongs, home to semi-autonomous communities of low-income Chinese families which freely built, and rebuilt, unauthorised wooden houses. This change was not merely one of housing but belied a more fundamental realignment of state-society relations in the 1960s. Relocated in Housing and Development Board flats, urban kampong families were progressively integrated into the social fabric of the emergent nation-state. This study examines the pivotal role of an event, the great Kampong Bukit Ho Swee fire of 1961, in bringing about this transformation. The redevelopment of the fire site in the aftermath of the calamity brought to completion the British colonial regime’s ‘emergency’ programmes of resettling urban kampong dwellers in planned accommodation, in particular, of building emergency public housing on the sites of major fires in the 1950s. The PAP’s far greater political resolve, and the timing of and state of emergency occasioned by the scale of the 1961 disaster, enabled the government to rehouse the Bukit Ho Swee fire victims in emergency housing in record time. This in turn provided the HDB with a strategic platform for clearing other kampongs and for transforming their residents into model citizens of the nation-state. The 1961 fire’s symbolic usefulness extended into the 1980s and beyond, in sanctioning the PAP’s new housing redevelopment schemes. The official account of the inferno has also become politically useful for the government of today for disciplining a new generation of Singaporeans against taking the nation’s progress for granted. Against these exalted claims of the fire’s role in the Singapore Story, this study also examines the degree of actual change and continuity in the social and economic lives of the people of Bukit Ho Swee after the inferno. In some crucial ways, the residents continued to occupy a marginal place in society while pondering, too, over the unresolved question of the cause of the fire. These continuities of everyday life reflect the ambivalence with which the citizenry regarded the high modernist state in contemporary Singapore

    FROM PHILOSOPHY TO HO CHI MINH'S IDEOLOGY

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    Abstract: The article points out that Ho Chi Minh is a typical philosopher whose core is political philosophy, thereby clarifying Ho Chi Minh’s ideology and practicing Ho Chi Minh’s ideology in Vietnam. Keywords: Philosophy, ideology, Ho Chi Minh. Title: FROM PHILOSOPHY TO HO CHI MINH’S IDEOLOGY Author: Dr. Nguyen Thi Hong Hai International Journal of Social Science and Humanities Research ISSN 2348-3156 (Print), ISSN 2348-3164 (online) Vol. 11, Issue 2, April 2023 - June 2023 Page No: 121-126 Research Publish Journals Website: www.researchpublish.com Published Date: 25-April-2023 DOI: https://doi.org/10.5281/zenodo.7861846 Paper Download Link (Source) https://www.researchpublish.com/papers/from-philosophy-to-ho-chi-minhs-ideologyInternational Journal of Social Science and Humanities Research, ISSN 2348-3156 (Print), ISSN 2348-3164 (online), Research Publish Journals, Website: www.researchpublish.co

    Cooling rates of neutron stars and the young neutron star in the Cassiopeia A supernova remnant

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    We explore the thermal state of the neutron star in the Cassiopeia A supernova remnant using the recent result of Ho & Heinke that the thermal radiation of this star is well described by a carbon atmosphere model and the emission comes from the entire stellar surface. Starting from neutron star cooling theory, we formulate a robust method to extract neutrino cooling rates of thermally relaxed stars at the neutrino cooling stage from observations of thermal surface radiation. We show how to compare these rates with the rates of standard candles – stars with non-superfluid nucleon cores cooling slowly via the modified Urca process. We find that the internal temperature of standard candles is a well-defined function of the stellar compactness parameter x=rg/R, irrespective of the equation of state of neutron star matter (R and rg are circumferential and gravitational radii, respectively). We demonstrate that the data on the Cassiopeia A neutron star can be explained in terms of three parameters: f?, the neutrino cooling efficiency with respect to the standard candle; the compactness x; and the amount of light elements in the heat-blanketing envelope. For an ordinary (iron) heat-blanketing envelope or a low-mass (? 10?13 M?) carbon envelope, we find the efficiency f?? 1 (standard cooling) for x? 0.5 and f?? 0.02 (slower cooling) for a maximum compactness x? 0.7. A heat blanket containing the maximum mass (?10?8 M?) of light elements increases f? by a factor of 50. We also examine the (unlikely) possibility that the star is still thermally non-relaxe

    HMOX1 gene promoter alleles and high HO-1 levels are associated with severe malaria in Gambian children.

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    Heme oxygenase 1 (HO-1) is an essential enzyme induced by heme and multiple stimuli associated with critical illness. In humans, polymorphisms in the HMOX1 gene promoter may influence the magnitude of HO-1 expression. In many diseases including murine malaria, HO-1 induction produces protective anti-inflammatory effects, but observations from patients suggest these may be limited to a narrow range of HO-1 induction, prompting us to investigate the role of HO-1 in malaria infection. In 307 Gambian children with either severe or uncomplicated P. falciparum malaria, we characterized the associations of HMOX1 promoter polymorphisms, HMOX1 mRNA inducibility, HO-1 protein levels in leucocytes (flow cytometry), and plasma (ELISA) with disease severity. The (GT)(n) repeat polymorphism in the HMOX1 promoter was associated with HMOX1 mRNA expression in white blood cells in vitro, and with severe disease and death, while high HO-1 levels were associated with severe disease. Neutrophils were the main HO-1-expressing cells in peripheral blood, and HMOX1 mRNA expression was upregulated by heme-moieties of lysed erythrocytes. We provide mechanistic evidence that induction of HMOX1 expression in neutrophils potentiates the respiratory burst, and propose this may be part of the causal pathway explaining the association between short (GT)(n) repeats and increased disease severity in malaria and other critical illnesses. Our findings suggest a genetic predisposition to higher levels of HO-1 is associated with severe illness, and enhances the neutrophil burst leading to oxidative damage of endothelial cells. These add important information to the discussion about possible therapeutic manipulation of HO-1 in critically ill patients

    Ho, M.

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    Study on 2.0 mu m fluorescence of Ho-doped water-free fluorotellurite glasses

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    Ho(3+-)doped water-free fluorotellurite glasses with composition of 60TeO(2)-30ZnF(2)-10NaF (mol%, TZNF60) were made by using specially-designed physical and chemical dehydration technique. 2.04 mu m fluorescence (Ho3+: I-5(7) -> I-5(8)) was observed experimentally and presented in this paper: A broad bandwidth of similar to 149 nm, large simulated emission cross-section of 7.2 x 10(-21) cm(2), and the longest reported fluorescence lifetime of similar to 10 ms among all the reported Ho3+-doped oxide glasses. Thanks to the absence of OH groups and low phonon energy with the addition fluorides into tellurite oxide glasses, 1.00Ho-TZNF60 glass demonstrates the maximum figure of merit (sigma(em) x tau(f)) of 7.13 x 10(-27) m(2) s, thus regarded as a promising optical material for the development of 2.0 mu m fiber lasers. (C) 2013 Elsevier B.V. All rights reserved

    Additions to the moss flora of Endau Rompin National Park, Johore State, peninsular Malaysia

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    In a recent survey of the Endau Rompin National Park (ERNP) in Johore State, 81 species and 4 varieties of mosses were documented. This increases the previous count from 62 species and 3 varieties of mosses in ERNP to 111 species and 5 varieties in total. Of these, 30 species are new records for Johore State. Rhaphidostichum bunodicarpum and Trichosteleum stigmosum are two species new to Peninsular Malaysia. Thuidium assimile is a new record for West Malesia. A new combination, Papillidiopsis aquaticum (Dix.) Boon-Chuan Ho & B.C. Tan is proposed. In terms of species composition, the pan-tropical families of Calymperaceae, Fissidentaceae, Leucobryaceae and Sematophyllaceae predominate the moss flora of ERNP

    HO-1 is rapidly increased after haptoglobin and hemopexin infusion.

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    (A and B) SS-mice (n = 3/group) were infused with vehicle or equimolar (1 μmol/kg) Hb, Hp, Hpx, Hb + Hp, or Hb + Hpx. Livers were removed and flash frozen 1 hour after infusion. Hepatic microsomes were used to assess heme oxygenase (HO) activity (A) via bilirubin production and protein expression (B) via immunoblot. Bars are means ± SD, **p (C and D) SS-mice (n = 3/group) were untreated or infused with Hp or Hpx (1 μmol/kg) at baseline (time 0). Livers were removed and flash frozen 24, 48 or 72 hours after infusion. Hepatic microsomes were used to assess (C) HO activity and (D) HO-1 protein expression via immunoblot. Bars are means ± SD, *p (E and F) SS-mice (n = 3/group) were infused with vehicle or increasing doses (0.0156, 0.0625, 0.25 or 1.0 μmols/kg) of Hp or Hpx at baseline. Livers and kidneys were removed and flash frozen 24 hours after infusion. Hepatic (E) and kidney (F) microsomes were used to assess HO activity. Bars are means ± SD.</p

    Bathycongrus bimaculatus Smith & Ho

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    * Bathycongrus bimaculatus Smith & Ho, this volume Bathycongrus bimaculatus Smith & Ho, 2018a: this volume (type locality: off Dong-gang, Pingtung, southwestern Taiwan, South China Sea, bottom trawl, ca. 300 m). Remarks. Newly described in this volume by Smith & Ho (2018a). This species is only found in southwestern Taiwan off Dong-gang; collected by bottom trawl.Published as part of Ho, Hsuan-Ching, Smith, David G., Tighe, Kenneth A., Hibino, Yusuke & Mccosker, John E., 2018, Checklist of eels of Taiwan (orders Anguilliformes and Saccopharyngiformes): An update, pp. 5-17 in Zootaxa 4454 (1) on page 11, DOI: 10.11646/zootaxa.4454.1.3, http://zenodo.org/record/144668

    Chaunax russatus Ho, Roberts & Stewart 2013

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    Chaunax russatus Ho, Roberts & Stewart, 2013 Tables 2 –4 Chaunax russatus Ho, Roberts & Stewart, 2013:105, figs. 11A–B, 12A–B (type locality: Kaikoura Canyon, 43°0.09'S, 173°53.85'E, New Zealand area, 821–1030 m). Materials examined. CSIROH.5345-02 (1, 120), 36°35'S, 52°05'E, southwestern Indian Ocean, 835–1110 m, 29 Oct. 1999. CSIRO H.5849-01 (1, 120), 38°27'S, 47°42'E, South-West Indian Ridge, 656–962 m, 14 Mar. 2001. SAIAB 7271 (1, 171), 30°32'S, 30°32'E, KwaZulu-Natal, 625–900 m, 10 May 1977. SAIAB 86432 (1, 114), 28°20.2'S, 45°15.2'E, S of Madagascar, 739–759 m, 2 Sep. 2008. Diagnosis. A species in C. abei -species group with 1 pair of spines bridging the lateral-line neuromasts; illicial trough wider than the pupil; gill chamber and gill arches grayish; GRii=14 or 15; and lateral-line neuromasts: BD=2, GH=10–13, BI=32–39. Body uniformly reddish when fresh, sometimes with irregular grayish marks. Distribution. Known from southern hemisphere off New Zealand, Australia, Mozambique and South Africa. Specimens from southern Africa were collected at depths of 625–1110 m. Remarks. Ho & Last (2013) reported that this is a trans-Indian Ocean distribution species. This species is widespread in the southern hemisphere off South Africa, Australia (both sides) and New Zealand. It also represents the deepest record of Chaunax in southern Africa.Published as part of Ho, Hsuan-Ching & Ma, Wen-Chun, 2016, Revision of southern African species of the anglerfish genus Chaunax (Lophiiformes: Chaunacidae), with descriptions of three new species, pp. 175-194 in Zootaxa 4144 (2) on pages 191-192, DOI: 10.11646/zootaxa.4144.2.2, http://zenodo.org/record/25908
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