搜索结果: 1-15 共查到“理学 NO”相关记录243条 . 查询时间(0.793 秒)
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中国科学院大连化学物理研究所揭示单原子铁位点和铈-氧空位在CO还原NO反应中的协同作用(图)
环境工程 大气污染 催化
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2024/1/20
2024年1月15日,中国科学院大连化学物理研究所节能与环境研究部能源环境工程研究中心(DNL0901)王树东研究员、王胜研究员、宗绪鹏助理研究员等在NO、CO协同催化净化研究中取得新进展。研究团队通过常规共沉淀法,构建了具有铁单原子和铈-氧空位的铁-铈-铝混合氧化物催化剂用于CO选择性还原NO反应,并揭示了铁单原子位点与铈-氧空位的协同机制。
NO、CO是两种典型的大气污染物,普遍存在于燃煤烟...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars:No blow-up by nonlinear It? noise for the Euler equations
非线性 爆炸 欧拉方程 噪声
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2023/5/17
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中国生物物理学会陈畅组与万一组揭示NO抑制铜绿假单胞菌的新机制(图)
铜绿假单胞菌 绿脓杆菌 抗生素 藻酸盐
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2022/9/15
铜绿假单胞菌(PA)别名绿脓杆菌,占全球的院内感染的10%~15% ,铜绿假单胞菌的感染致死率高达约38%,目前的治疗方案主要集中在抗生素治疗,产生耐药性是治疗方案所要面临的挑战。如何有效抑制铜绿假单胞菌及减少其对抗生素的耐药性是临床治疗中的关键难题。针对此科学问题,中国科学院生物物理研究所陈畅研究员与陕西省微生物研究所万一研究员开展合作研究,于2022年8月17日在 Nitric Oxide 杂...
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陕西省微生物研究所研究揭示NO抑制铜绿假单胞菌藻酸盐合成的新机制(图)
NO 铜绿假单胞菌 藻酸盐合成
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2023/3/30
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陕西省微生物研究所揭示NO抑制铜绿假单胞菌藻酸盐合成的新机制(图)
陕西省 微生物所 NO 铜绿假单胞菌 藻酸盐 Nitric Oxide
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2023/6/6
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中国科学技术大学物理学院彭新华研究组首次实现超越No-go定理的超辐射相变模拟(图)
No-go定理 平衡态 超辐射相变 量子模拟
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2021/11/9
中国科学技术大学物理学院彭新华研究组和华中科技大学吕新友教授合作,在超辐射相变量子模拟的实验研究中取得重要进展。该合作研究组通过引入反压缩操作,借助于高精度的量子控制技术,首次成功地在核磁共振量子模拟器上实验实现了超越No-go定理的平衡态超辐射相变,推动了量子相变理论和量子模拟领域的发展,为量子精密测量提供了新的途径。相关研究成果于11月1日以“Experimental quantum simu...
中国科学院大气物理研究所碳氮循环研究团队联合北京市园林科学研究院,对北京市多种典型城市草地(暖季型、冷季型草地和林下耐阴地被)N2O和NO排放通量进行了完整周年的原位观测研究。
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No social distancing in the Cretaceous:New study finds earliest evidence for mammal social behavior(图)
No social distancing Cretaceous earliest evidence mammal social behavior
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2020/11/6
A new study led by U.S. National Science Foundation-funded paleontologists at the University of Washington and its Burke Museum of Natural History & Culture indicates that the earliest ...
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Scientists find no direct link between North Atlantic Ocean currents, New England coast sea level(图)
Scientists North Atlantic Ocean currents New England coast sea level
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2019/10/28
A new study by NSF-funded scientists at the Woods Hole Oceanographic Institution clarifies the influence of major currents in the North Atlantic Ocean on sea level along the coast of the northeastern ...
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近日,合肥物质科学研究院安徽光学精密机械研究所博士唐超礼等利用TIMED大气观测卫星上搭载的宽带辐射计(SABER)所探测的全球一氧化氮(NO)红外辐射通量数据(时间:2002年至2017年,高度:100km至280km),系统分析了太阳活动和地磁活动对热层NO红外辐射通量全球分布和时空变化的影响。虽然NO在地球热层大气组成成分中仅占有很少比例,但是其在5.3微米波段的红外辐射却是热层大气中红外辐...
Clogging mechanism in the process of reinjection of used geothermal water: A simulation research on Xianyang No.2 reinjection well in a super-deep and porous geothermal reservoir
Xianyang Super-deep and porous geothermal reservoir Reinjection Clogging mechanism
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2018/3/23
In the process of geothermal exploitation and utilization, the reinjection amount of used geothermal water in super-deep and porous reservoir is small and significantly decreases over time. This has b...
以绿豆幼苗为材料,研究了外源一氧化氮(NO)处理对Cd2+胁迫3天和8天时幼苗叶片和根系DNA含量、DNA链间交联程度以及叶片光合参数的影响。结果表明:单独Cd2+胁迫导致叶片和根系DNA含量降低,DNA链间交联程度增加,叶片净光合速率、气孔导度和胞间隙CO2浓度降低,气孔限制值升高;与单独Cd2+胁迫相比,NO和Cd2+复合处理提高了叶片和根系DNA含量,降低了DNA链间交联程度,同时使叶片净光...
Geochronology, Geochemistry and Sr-Nd-Pb-Hf Isotopes of No. I Complex from the Shitoukengde Ni–Cu Sulfide Deposit in the Eastern Kunlun Orogen, Western China: Implications for the Magmatic Source, Geodynamic Setting and Genesis
Sr-Nd-Pb-Hf isotopes crustal contamination oceanic slab break-off post-collisional extension Shitoukengde Ni-Cu deposit Eastern Kunlun Orogen
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2018/4/10
The Shitoukengde Ni-Cu deposit, located in the Eastern Kunlun Orogen, comprises three mafic–ultramafic complexes, with the No. I complex hosting six Ni-Cu orebodies found recently. The deposit is host...
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Sea snakes are an evolutionary success story. With about 70 species, they’re the most diverse reptile group in the ocean, outnumbering sea turtle species 10-to-1.They sport a range of physical adaptat...
No metabolic effects of mustard allyl-isothiocyanate compared with placebo in men
mustard allyl-isothiocyanate energy expenditure thermogenesis thermogenic food
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2018/11/20
Background: Induction of nonshivering thermogenesis can be used to influence energy balance to prevent or even treat obesity. The pungent component of mustard, allyl-isothiocyanate (AITC), activates t...