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中国科学院金属研究所专利：一种纳米叠层TiN梯度膜及其制备方法
中国科学院金属研究所 专利 纳米叠层 TiN梯度膜
2023/12/27
本发明涉及离子镀膜技术,具体为一种纳米叠层TiN梯度膜及其制备方法, 解决工作温度低于600℃,由高温合金制成的汽车发动机阀门、飞机叶片等零部 件的表面耐磨、耐腐蚀问题,以及常规TiN离子镀膜镀层易开裂问题。本发明利 用离子镀膜技术在高温合金表面上沉积纳米叠层TiN梯度膜。其制备方法：首先 除去合金表面上的油污,在有机溶剂中超声清洗；然后,将洗净的试样装卡在卡 具上并置入离子镀膜设备的真空室内,抽...
在国家自然科学基金项目（批准号：22172156、22321002、22125205和92045302）等资助下，中国科学院大连化学物理研究所肖建平研究员团队和汪国雄研究员团队合作利用反向人工氮循环路线，在电催化合成氨领域取得进展。相关研究成果以“铜锡合金催化剂用于一氧化氮电化学合成氨（Electrochemical synthesis of ammonia from nitric oxide using a copper-tin alloy catalyst）”为题，于2023年11月6日发表在《自然•能源》（Nature Energy）杂志上。论文链接：https://doi.org/10.1038/s41560-023-01386-6。中国学者在电催化一氧化氮合成氨研究领域取得进展（图）
电催化 合成 循环
2024/8/30
在国家自然科学基金项目（批准号：22172156、22321002、22125205和92045302）等资助下，中国科学院大连化学物理研究所肖建平研究员团队和汪国雄研究员团队合作利用反向人工氮循环路线，在电催化合成氨领域取得进展。相关研究成果以“铜锡合金催化剂用于一氧化氮电化学合成氨（Electrochemical synthesis of ammonia from nitric oxide u...
本发明涉及一种反应磁控溅射低温制备TiN薄膜的方法，通过对传统磁控溅射技术的改进，在真空室内引入一等离子体区域，采用中频脉冲直流或直流溅射溅射Ti金属靶，并控制工作气体压强、温度、时间、溅射功率等工艺条件，在衬底上沉积TiN薄膜。使用本方法可以在低温环境下性能良好的TiN薄膜，薄膜的结晶度、致密性及硬度得到提高，表面粗糙度小，薄膜与衬底有较高的结合力，很难产生局部脱落。本发明可以为硬质薄膜的实验研...
CERN and the US Accelerator Upgrade Project (AUP, a consortium of various US institutions including Fermilab, BNL and LBNL laboratories based at Fermilab) are working in tandem to develop, build and t...
HiLumi News: 7.2-m-long niobium–tin quadrupole magnet manufactured at CERN reaches nominal current for the first time（图）
欧洲核子研究中心 铌锡四极杆磁铁 标称电流
2023/5/26
Another success for the HL-LHC magnet programme: after the successful endurance test of a 4.2-metre-long niobium–tin quadrupole magnet in the United States in spring 2022, the HL-LHC quadrupole’s long...
HL-LHC magnet endurance test further confirms niobium–tin’s resilience（图）
HL-大型强子对撞机 耐久性测试 铌锡磁铁 弹性
2023/5/26
Future accelerator projects, including the high-luminosity upgrade of the Large Hadron Collider, will rely on niobium–tin (Nb3Sn) alloys for their superconducting components, such as electromagnets. T...
Grabbing magic tin by the tail（图）
欧洲核子研究中心 ISOLDE设施 锡-100 铟核
2023/5/29
Atomic nuclei have only two ingredients, protons and neutrons, but the relative number of these ingredients makes a radical difference in their properties. Certain configurations of protons and neutro...
沉积温度对直流磁控溅射TiN薄膜结构和表面形貌的影响
磁控溅射 锆合金 氮化钛 沉积温度
2018/10/8
利用直流磁控溅射技术,在锆合金基体表面上研究不同基体温度对沉积TiN薄膜的影响.分别采用X射线衍射仪和扫描电子显微镜(SEM)对TiN薄膜结构、表面形貌和截面形貌进行了研究.研究结果表明:TiN薄膜在不同沉积温度下晶格取向是不同的;200 ℃时,TiN为随机取向;300 ℃时,TiN薄膜以(111)为择优取向;400 ℃时,薄膜晶化质量不断提高,最后逐渐趋于稳定.300 ℃时,薄膜的致密性与均匀性...
FROM FIELD WORK TO DELIVERABLES. EXPERIENCES ON THE TIN HOUSE COURTYARD DOCUMENTATION
Tin House Courtyard laser scanner photogrammetry CAD drawings BIM models documentation
2017/8/30
The Tin House Courtyard is a property of the National Capital Commission (NCC) in Ottawa, Canada. The site is located within the ‘Mile of History’, a historical route running from Parliament Hill to t...
DTM GENERATION FROM TERRASAR-X USING TIN ALGORITHM IN PAPUA ISLAND, INDONESIA
DTM TerraSAR-X TIN Indonesia
2017/7/12
One of the outputs of mapping activity in Indonesia is Digital Terrain Model (DTM). DTM generated by stereo plotting with photogrammetry concept, where Indonesia Topography Map at medium scale using S...
Gray tin exhibits novel topological electronic properties in 3D
Gray tin novel topological electronic properties 3D
2017/4/27
In a surprising new discovery, alpha-tin, commonly called gray tin, exhibits a novel electronic phase when its crystal structure is strained, putting it in a rare new class of 3D materials called topo...
A VIRTUAL GLOBE-BASED MULTI-RESOLUTION TIN SURFACE MODELING AND VISUALIZETION METHOD
Virtual Globe High Accuracy Surface Modeling
2016/7/8
The integration and visualization of geospatial data on a virtual globe play an significant role in understanding and analysis of the Earth surface processes. However, the current virtual globes alway...
TiN纳米颗粒实现太阳能利用新突破
TiN纳米颗粒 太阳能利用
2016/6/28
近日，日本国立研究所材料纳米构造中心纳米系统光子学组研究团队通过数值计算发现，过渡金属氮化物和碳化物纳米颗粒能有效吸收阳光。同时实验证实，当氮化物纳米颗粒分散于水中时，会迅速提升水温。通过有效利用阳光，这些纳米颗粒可能被应用于水的加热和蒸馏。
APPLICATION OF BREAKLINE AND MANUAL ADDITIONAL POINTS IN TIN MODELING
LIDAR Breakline Manual DEM editing Manual additional points TIN
2016/3/17
The triangular irregular network (TIN) is the most commonly used digital elevation models. However, because there is no boundary information contained in LIDAR data, and the LIDAR dataset containsdata...
FREE IMAGE REGISTRATION AND MOSAICING BASED ON TIN AND IMPROVED SZELISKI ALGORITHM
Photogrammetry Registration Mosaic Transformation Triangulation Calibration
2015/12/23
Based on colour images acquired from unmanned planes, we use projective transformation formula to eliminate the perspective distortion observed in overlapping area in two images and get big frame mosa...