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42篇 您的检索式:作者名="Schersten"
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1Evidence for Mesoproterozoic collision,deep burial and rapid exhumation of garbenschiefer in the Namaqua Front,South Africa显示文摘Metamorphic provinces such as the^1 Ga Grenvillian,~400 Ma Caledonide and Triassic Qinling Provinces often contain rocks with high-pressure assemblages such as eclogites,which formed at mantle depths in subduction zones.These are evidence of the accretion of terranes by subduction of oceans and collision to form large tectonostratigraphic provinces.The Mesoproterozoic Namaqua-Natal Province comprises a number of terranes thought to have been assembled by plate-tectonic processes,but they have generally yielded metamorphic pressures below 5 kbar,corresponding to<20 km,crustal depths,lacking evidence for subduction processes.The Kaaien Terrane in the Namaqua Front contains two large garbenschiefer units with the unusual paragenesis garnet-hornblende-epidote-white mica-plagioclase-ilmenite-quartz.Their protoliths are graywackes influenced by andesitic volcanism during their deposition at^1870 Ma,in a passive margin of the Rehoboth Province or Kaapvaal Craton.Prograde garnet growth dated at 11655 Ma culminated in peak metamorphic conditions of 64530C and 10.40.7 kbar,corresponding to 40 km depth.This is attributed to subduction of these rocks before collision between the overriding arc-related Areachap Terrane,the Kaaien Terrane and the Kaapvaal-Rehoboth cratonic block during the Namaqua orogeny.Exhumation of the garbenschiefer slabs was followed by rapid cooling,as the 11435 Ma argon dates of hornblende and white mica,with closure temperatures^540C and^440C respectively,are the same within error.This was probably due to tectonic juxtaposition of the garbenschiefer slab with much cooler rock units.The exhumation was accommodated along the Trooilapspan-Brakbosch Shear Zone due to ongoing transpression.Other components of the Namaqua Front have distinctly different P-T-t paths,exemplified by greenschist metamorphism in the 1300 Ma Wilgenhoutsdrift Group,and medium-pressure metamorphism in the Areachap Terrane.They were juxtaposed by late-tectonic uplift and transpressional movements.The^40 km depth of garbenschiefer peak metamorphism is the deepest yet found in the Namaqua-Natal Province and strengthens the plate tectonic model of accretion by collision of terranes at the end of a Wilson cycle.The high pressure paragenesis of the garbenschiefer was preserved due to its location in the Namaqua Front,whereas most other parts of the Namaqua-Natal Province were overprinted by 1100–1020 Ma thermal events after the collision events.Valby Van Schijndel David HCornell Robert Anczkiewicz Anders Schersten 2020Geoscience Frontiers2020,11,2:2
2The painful diabetic shoulder显示文摘 Moritz U Schersten B 1986Acta Med Scand1986,219,5:1
3Subgrainscale decoupling of Re and 187Os assessment of laser ablation ICP-MSspot dating in molybdenite显示文摘Stein H J Schersten K Hannah J L Markey R 0,,:1
4Melagatran attenuates fibrin and platelet deposition in a porcine coronary artery over-stretch injury model显示文摘Schersten F Wahlund G Bjornheden T 2003Blood Coagul Fibrinolysis2003,14,3:1
5Subgrain- scale Decoupling of Re and 187 ON Assessment of Laser Ablation ICP-MS Spot Dating in Molybdenite 显示文摘STEIN H SCHERSTEN A HANNAH J 2003Geochimica et Cosmochimica Acta2003,67,19:1
6The remarkable Re-Os chronometer in molybdenite: How and why it works显示文摘STEIN H J MARKEY R J MORGAN J W HANNAH J L SCHERSTEN A 2001Terra Nova2001,13,6:1
7Re-Os Dating ofLow-level Highly Radiogenic ( LLHR ) Sulfides : TheHamas Gold Deposit, Southwest Sweden, RecordsContinentalscale Tectonic Events 显示文摘Stein H J Morgan J W Schersten A 2000EconomicGeology2000,95,:1
8Re-Os Dating ofLow-Level Highly Radiogenic (LLHR) Sulfides:The Har-nas Gold Deposit,Southwest Sweden,Records Continen-tal-Scale TectonicEvents 显示文摘Stein H J Morgan J W Schersten A 2000Economic Geology2000,95,8:1
9Antihyperglycaemic efficacy, response prediction and dose-response relations of treatment with metformin and sulphonylurea, alone and in primary combination显示文摘Herrnann LS Schersten B Melander A 1994Diabet Med1994,11,10:1
10Effect of upstream clopidogrel treatment in patients with ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention显示文摘Koul S Smith JG Schersten F 2011Eur Heart J2011,32,23:1
11The remarkable Re-Os chronometer in molybdenite:How and why it works显示文摘Stein H J Markey R J Morgan J W Hannah J L and Schersten A 0,,:1
12The remarkable Re-Os chronometer in molybdenite:How and why it works显示文摘Stein H J Markey R J Morgan J W Hannah J L Schersten A 2001Terra Nova2001,13,6:1
13Life style changes improve insulin resistance in hyper-insulinaemic subjects: a oneyear intervention study of hypertensive and normotensives in Dalby显示文摘Nilsson PM Lindholm LH Schersten BF 1992J Hypertension1992,,10:1
14The remarkable Re-Os chronometer in molybdenite: How and why it works显示文摘Stein H J Markey R J Morgan J W Hannah J L Schersten A 2001Terra Nova2001,13,6:1
15Re-Os dating of low-level highly radiogenic (LLHR) sulfides: The Harnas gold deposit, southwest Sweden, records continental-scale tectonic events 显示文摘Stein H J Morgan J W Schersten A 2000Economic Geology2000,95,8:1
16Glucose Uptake in Relation to Metabolic State in Perfused RatHind Limb at Rest and during Exercise显示文摘WALKER P M IDSTROM J P SCHERSTEN T 1982Eur J Appl Physiol Occup Physiol1982,48,:1
17Subgrainscale decoupling of Re and ^187Os assessment of laser ablation ICPMS spot dating in molybdenite 显示文摘Stein H J Schersten K Hannah J L 2003Geochim Cosmochim Acta2003,92,:1
18The remarkable Re-Os chronometer in molybdenite: How and why it works 显示文摘Stein H J Markey R J Morgan J W Hannah J L Schersten A 2001Terra Nova2001,13,:1
19Evaluation of the Gurd test for fat embolism显示文摘Nohe WJ Olofsson T Schersten T 1974J Bone Joint Surg Br1974,56,3:1
20Insulin and C - peptide secretory responses to glucagon in man - studies on the dose - response relationships 显示文摘Ahren B Nobina A Schersten B 1987Aeta Medical Scandinavica1987,221,2:1
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