Qiu, LongQing: search on Z-Library

Fundraising September 15, 2024 – October 1, 2024 About fundraising

The world's largest scientific articles store. 70,000,000+ articles for free.

Fundraising September 15, 2024 – October 1, 2024

Z-Library is one of the largest online libraries in the world that contains over 17,000,000 books and 84,837,000 articles. We aim to make literature accessible to everyone. Today (September 15, 2024) we've started additional fundraising to project maintenance and development.

Also UNLIMITED downloads (for 31 days after the day of making donation) are available for ALL contributors who will donate during the fundraising period till October 1, 2024.

About fundraisingRead more

Make a donation

1

Research on flashover voltage of nylon in SF6 under high-voltage pulse

Yang, Xiaoliang, Cui, Xudong, Qiu, Wenbin, Zheng, Zhou, Chen, Longqing, Tang, Jun

Journal:

Journal of Electrostatics

Year:

2019

File:

PDF, 1.29 MB

2019

2

Preparation of WâV functionally gradient material by spark plasma sintering

Tang, Yi, Qiu, Wenbin, Chen, Longqing, Yang, Xiaoliang, Song, Yangyipeng, Tang, Jun

Journal:

Nuclear Engineering and Technology

Year:

2020

File:

PDF, 4.47 MB

2020

3

Low-field NMR measurement procedure when SQUID detection is used

Longqing Qiu, Yi Zhang, Hans-Joachim Krause, Alex I. Braginski, Andreas Offenhäusser

Journal:

Journal of Magnetic Resonance

Year:

2009

Language:

english

File:

PDF, 405 KB

english, 2009

4

Preparation and Characterization of GdTaO4:Eu3+Sol-Gel Luminescence Thin Films

Mu Gu, Xin Xu, Xiaolin Liu, Longqing Qiu, Rui Zhang

Journal:

Journal of Sol-Gel Science and Technology

Year:

2005

Language:

english

File:

PDF, 475 KB

english, 2005

5

Nuclear magnetic resonance in the earth’s magnetic field using a nitrogen-cooled superconducting quantum interference device

Qiu, Longqing, Zhang, Yi, Krause, Hans-Joachim, Braginski, Alex I., Burghoff, Martin, Trahms, Lutz

Journal:

Applied Physics Letters

Year:

2007

Language:

english

File:

PDF, 536 KB

english, 2007

6

Upconversion properties of the Er3+ doped 20GaF3–15InF3–20CdF2–15ZnF2–20PbF2–10SnF2 glasses

Jiqian Zhu, Yunfen He, Zhiguo Li, Longqing Qiu, Wenzhong Shen

Journal:

Journal of Non-Crystalline Solids

Year:

2005

Language:

english

File:

PDF, 142 KB

english, 2005

7

Bias Reversal Technique in SQUID Bootstrap Circuit (SBC) Scheme

Liangliang Rong, Yi Zhang, Guofeng Zhang, Jun Wu, Hui Dong, Longqing Qiu, Xiaoming Xie, Andreas Offenhüusser

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 561 KB

english, 2012

8

Permanent Magnet Pre-Polarization in Low Field MRI Measurements Using SQUID

Chao Liu, Yi Zhang, Longqing Qiu, Hui Dong, Hans-Joachim Krause, Xiaoming Xie, Andreas Offenhäusser, Mianheng Jiang

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 699 KB

english, 2012

9

Magnetic Field Improved ULF-NMR Measurement in an Unshielded Laboratory Using a Low-Tc SQUID

Longqing Qiu, Chao Liu, Hui Dong, Lu Xu, Yi Zhang, Hans-Joachim Krause, Xiaoming Xie

Journal:

Physics Procedia

Year:

2012

Language:

english

File:

PDF, 1.10 MB

english, 2012

10

Tuned HTS SQUID-Detected Low Field MRI Using a Permanent Magnet for Pre-polarization With Automatic Transportation

Chao Liu,, Yi Zhang,, Hui Dong,, Longqing Qiu,, Krause, H., Xiaoming Xie,, Offenhäusser, A.

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2013

Language:

english

File:

PDF, 834 KB

english, 2013

11

Low-field MRI measurements using a tuned HTS SQUID as detector and permanent magnet pre-polarization field

Liu, Chao, Zhang, Yi, Qiu, Longqing, Dong, Hui, Krause, Hans-Joachim, Xie, Xiaoming, Offenhäusser, Andreas

Journal:

Superconductor Science and Technology

Year:

2012

Language:

english

File:

PDF, 1.01 MB

english, 2012

12

Water inrush evaluation of coal seam floor by integrating the water inrush coefficient and the information of water abundance

Shi, Longqing, Qiu, Mei, Wei, Wenxue, Xu, Dongjing, Han, Jin

Journal:

International Journal of Mining Science and Technology

Year:

2014

Language:

english

File:

PDF, 1.11 MB

english, 2014

13

Superconducting nanowire single-photon detection system and demonstration in quantum key distribution

Chen, SiJing, Liu, DengKuan, You, LiXing, Wang, YongLiang, Qiu, LongQing, Xie, XiaoMing, Jiang, MianHeng, Chen, TengYun, Liu, Yang, Miki, Shigehito, Wang, Zhen

Journal:

Chinese Science Bulletin

Year:

2013

Language:

english

File:

PDF, 661 KB

english, 2013

14

The Effect of Low Frequency Disturbance to SQUID Based Low Field NMR

Longqing Qiu,, Krause, H.-J., Yi Zhang,, Hui Dong,, Braginski, A.I., Offenhausser, A.

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2009

Language:

english

File:

PDF, 188 KB

english, 2009

15

Liquid state nuclear magnetic resonance at low fields using a nitrogen cooled superconducting quantum interference device

Zhang, Yi, Qiu, Longqing, Krause, Hans-Joachim, Hartwig, Stefan, Burghoff, Martin, Trahms, Lutz

Journal:

Applied Physics Letters

Year:

2007

Language:

english

File:

PDF, 260 KB

english, 2007

16

High-temperature superconducting quantum interference device with cooled LC resonant circuit for measuring alternating magnetic fields with improved signal-to-noise ratio

Qiu, Longqing, Zhang, Yi, Krause, Hans-Joachim, Braginski, Alex I., Usoskin, Alexander

Journal:

Review of Scientific Instruments

Year:

2007

Language:

english

File:

PDF, 674 KB

english, 2007

17

[IEEE 2011 International Conference on Remote Sensing, Environment and Transportation Engineering (RSETE) - Nanjing, China (2011.06.24-2011.06.26)] 2011 International Conference on Remote Sensing, Environment and Transportation Engineering - Tengzhou coalfield sulfur content characteristics and analysis of its origin

Longqing Shi,, Xiudong Wang,, Hengqi Xin,, Mei Qiu,, Wenjie Yu,, Yanli Xiao,

Year:

2011

Language:

english

File:

PDF, 195 KB

english, 2011

18

Multichannel ULF-MRI Study in Magnetic Unshielded Urban Laboratory Environment

Liu, Chao, Chang, Baolin, Qiu, Longqing, Qiu, Yang, Dong, Hui, Zhang, Yi, Xie, Xiaoming

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 533 KB

english, 2015

19

Effect of magnetic field fluctuation on ultra-low field MRI measurements in the unshielded laboratory environment

Liu, Chao, Chang, Baolin, Qiu, Longqing, Dong, Hui, Qiu, Yang, Zhang, Yi, Krause, Hans-Joachim, Offenhäusser, Andreas, Xie, Xiaoming

Journal:

Journal of Magnetic Resonance

Year:

2015

Language:

english

File:

PDF, 2.00 MB

english, 2015

20

Ultra-low field magnetic resonance imaging detection with gradient tensor compensation in urban unshielded environment

Dong, Hui, Qiu, Longqing, Shi, Wen, Chang, Baolin, Qiu, Yang, Xu, Lu, Liu, Chao, Zhang, Yi, Krause, Hans-Joachim, Offenhäusser, Andreas, Xie, Xiaoming

Journal:

Applied Physics Letters

Year:

2013

Language:

english

File:

PDF, 1.54 MB

english, 2013

21

Assessment of Water Inrush Risk Using the Fuzzy Delphi Analytic Hierarchy Process and Grey Relational Analysis in the Liangzhuang Coal Mine, China

Qiu, Mei, Shi, Longqing, Teng, Chao, Zhou, Yan

Journal:

Mine Water and the Environment

Year:

2017

Language:

english

File:

PDF, 12.81 MB

english, 2017

22

SPIE Proceedings [SPIE SPIE Proceedings - (Sunday 12 February 2012)] - Investigation on Eu3+-doped Gd2O3 sol-gel thin films

Liu, Xiaolin, Qiu, Longqing, Gu, Mu, Zhang, Rui, Xu, Xin, Chu, Junhao, Lai, Zongsheng, Wang, Lianwei, Xu, Shaohui

Year:

2012

Language:

english

File:

PDF, 249 KB

english, 2012

23

SPIE Proceedings [SPIE SPIE Proceedings - (Sunday 12 February 2012)] - Modification of Gd2O3:Eu3+ sol-gel luminescence films

Qiu, Longqing, Gu, Mu, Liu, Xiaolin, Zhang, Rui, Xu, Xin, Chu, Junhao, Lai, Zongsheng, Wang, Lianwei, Xu, Shaohui

Year:

2012

Language:

english

File:

PDF, 128 KB

english, 2012

24

[Society of Exploration Geophysicists SEG Technical Program Expanded Abstracts 2016 - Dallas, Texas (16 October to 21 October)] SEG Technical Program Expanded Abstracts 2016 - Development of a squid-based airborne full tensor gradiometers for geophysical exploration

Qiu, Longqing, Rong, Liangliang, Wu, Jun, Wang, Yongliang, Zhang, Guofeng, Wang, Shiliang, Xie, Xiaoming

Language:

english

File:

PDF, 1.42 MB

english

25

Prediction Reliability of Water Inrush Through the Coal Mine Floor

Qiu, Mei, Han, Jin, Zhou, Yan, Shi, Longqing

Journal:

Mine Water and the Environment

Year:

2017

Language:

english

File:

PDF, 8.63 MB

english, 2017

26

Initial Results from SQUID Sensor: Analysis and Modeling for the ELF/VLF Atmospheric Noise

Hao, Huan, Wang, Huali, Chen, Liang, Wu, Jun, Qiu, Longqing, Rong, Liangliang

Journal:

Year:

2017

Language:

english

File:

PDF, 1.23 MB

english, 2017

27

Low-field MRI detected by tuned HTS SQUID utilizing permanent magnet as pre-polarization field

Liu, Chao, Zhang, Yi, Dong, Hui, Qiu, Longqing, Krause, Hans-Joachim, Xie, Xiaoming, Offenhäusser, Andreas

Journal:

Biomedical Engineering/ Biomedizinische Technik

Year:

2012

Language:

english

File:

PDF, 107 KB

english, 2012

28

A novel conceptual model of fracture evolution patterns in the overlying strata during horizontal coal seam mining

Shi, Longqing, Xu, Dongjing, Wang, Ying, Qiu, Mei, Hao, Jian

Journal:

Arabian Journal of Geosciences

Year:

2019

File:

PDF, 985 KB

2019

29

Evaluation of water inrush from underlying aquifers by using a modified water-inrush coefficient model and water-inrush index model: a case study in Feicheng coalfield, China; Évaluation de l’émergence d’eau issue des aquifères sous-jacents à l’aide d’un modèle modifié de coefficient d’émergence d’eau et d’un modèle d’indice d’émergence d’eau: une étude de cas situé dans le bassin houiller d Feicheng Coalfield, Chine; Evaluación de la filtración de agua desde acuíferos subyacentes utilizando un modelo modificado de coeficiente de filtración y un modelo de índice de filtración: un estudio de caso en el yacimiento de carbón de Feicheng, China; 基于改进的突水系数法及突水危险性指数法的煤层底板含水层突水危险性评价:以中国肥城煤田为例; Avaliação da afluência de aquíferos subjacentes usando

Shi, Longqing, Qiu, Mei, Wang, Ying, Qu, Xingyue, Liu, Tianhao

Journal:

Hydrogeology Journal

Year:

2019

Language:

english

File:

PDF, 4.87 MB

english, 2019

30

Tungsten–potassium: a promising plasma-facing material

Yang, Xiaoliang, Qiu, Wenbin, Chen, Longqing, Tang, Jun

Journal:

Year:

2019

Language:

english

File:

PDF, 4.91 MB

english, 2019

31

Application of three-dimensional high-density resistivity method in roof water advanced detection during working stope mining

Shi, Longqing, Wang, Ying, Qiu, Mei, Gao, Weifu, Zhai, Peihe

Journal:

Arabian Journal of Geosciences

Year:

2019

Language:

english

File:

PDF, 4.51 MB

english, 2019

32

Research on the required width of a fault waterproof coal pillar based on underground pressure control theory

Shi, Longqing, Wang, Ying, Qiu, Mei, Han, Lu, Zhao, Yunping

Journal:

Arabian Journal of Geosciences

Year:

2019

Language:

english

File:

PDF, 2.14 MB

english, 2019

33

Vortex beam of tilted orbital angular momentum generated from grating

Qiu, Jing, Shen, Baifei, Zhang, Xiaomei, Bu, Zhigang, Yi, Longqing, Zhang, Lingang, Xu, Zhizhan

Journal:

Plasma Physics and Controlled Fusion

Year:

2019

Language:

english

File:

PDF, 1.09 MB

english, 2019

34

High-Performance Dual-Channel Squid-Based TEM System and Its Application

Rong, Liangliang, Bao, Suxin, Wu, Jun, Zhang, Guofeng, Qiu, Longqing, Zhang, Shulin, Wang, Yongliang, Dong, Hui, Pei, Yifeng, Xie, Xiaoming

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2019

Language:

english

File:

PDF, 1.80 MB

english, 2019

35

Microstructure and mechanical properties of as-deposited and heat treated Ti–5Al–5Mo–5V–3Cr–1Zr (Ti-55531) alloy fabricated by laser melting deposition

Deng, Hao, Chen, Longqing, Qiu, Wenbin, Zheng, Zhou, Tang, Yi, Hu, Zhendong, Wei, Yongqiang, Xia, Zuxi, Le, Guomin, Tang, Jun, Cui, Xudong

Journal:

Journal of Alloys and Compounds

Year:

2019

Language:

english

File:

PDF, 6.05 MB

english, 2019

36

Noise Compensation of a Mobile LTS SQUID Planar Gradiometer for Aeromagnetic Detection

Song, Zhengwei, Dai, Haibin, Rong, Liangliang, Dong, Hui, Wu, Jun, Qiu, Longqing, Zhang, Guofeng, Wang, Yongliang, Tao, Quan, Pei, Yifeng, Zhang, Shulin, Xie, Xiaoming

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2019

Language:

english

File:

PDF, 1.17 MB

english, 2019

37

Assessment of water inrush risk based on the groundwater modeling system—a case study in the Jiaojia Gold Mine Area, China

Shi, Longqing, Wang, Ying, Qiu, Mei, Wang, Min

Journal:

Arabian Journal of Geosciences

Year:

2019

File:

PDF, 4.65 MB

2019

38

Annealing induced shrinkage-fill effect of tungsten‑potassium alloys with trace titanium doping

Chen, Longqing, Qiu, Wenbin, Deng, Hao, Yang, Xiaoliang, Song, Yangyipeng, Cui, Xudong, Zhu, Jun, Tang, Jun

Journal:

International Journal of Refractory Metals and Hard Materials

Year:

2020

File:

PDF, 2.43 MB

2020

39

Enhanced thermoelectric performance of n-type PbTe through the introduction of low-dimensional C60 nanodots

He, Huan, Qiu, Wenbin, Wang, Zhengshang, Cui, Xudong, Zhang, Yan, Wang, Zhengguo, Chen, Longqing, Deng, Hao, Sun, Yixiang, Zhao, Liuwei, Liang, Xiaochong, Tang, Jun

Journal:

Journal of Alloys and Compounds

Year:

2020

Language:

english

File:

PDF, 2.59 MB

english, 2020

40

Irradiation hardening behaviors of WK alloy studied by accelerated 3 MeV W2+ ions

Yang, Xiaoliang, Chen, Longqing, Qiu, Wenbin, Song, Yangyipeng, Tang, Yi, Cui, Xudong, Liu, ChangSong, Jiang, Yan, Zhang, Tao, Tang, Jun

Journal:

Chinese Physics B

Year:

2020

File:

PDF, 1.35 MB

2020

41

Wide Range SQUID Amplifier With Proportional Feedback for Flux Quanta Counting Scheme

Wang, Yongliang, Xie, Xiaoming, Zhang, Guofeng, Dong, Hui, Zhang, Shulin, Rong, Liangliang, Pei, Yifeng, Qiu, Longqing, Wu, Jun, Wang, Yong

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2020

Language:

english

File:

PDF, 1.19 MB

english, 2020

42

Antibiosis Effects of Rice Carrying Bph14 and Bph15 on the Brown Planthopper, Nilaparvata lugens

Qiu, Liangmiao, Wang, Wuqi, Shi, Longqing, Liu, Qiquan, Zhan, Zhixiong

Journal:

Agriculture (MDPI)

Year:

2020

File:

PDF, 492 KB

2020

43

Prediction model of water yield property based on GRA, FAHP and TOPSIS methods for Ordovician top aquifer in the Xinwen coalfield of China

Qiu, Mei, Huang, Fengjun, Wang, Ying, Guan, Tao, Shi, Longqing, Han, Jin

Journal:

Environmental Earth Sciences

Year:

2020

File:

PDF, 5.81 MB

2020

44

Investigation on the Hardening Effect of Multi-energy W2+-Ions Irradiation on Tungsten-Potassium Alloy

Song, Yangyipeng, Qiu, Wenbin, Chen, Longqing, Yang, Xiaoliang, Deng, Hao, Liu, Changsong, Zhang, Kun, Tang, Jun

Journal:

Chinese Physics B

Year:

2020

File:

PDF, 1.13 MB

2020

45

Characteristics of vertical karst development and grouting reinforcement engineering practice of the Ordovician top in the Feicheng coalfield, China

Qiu, Mei, Huang, Fengjun, Wang, Jingxue, Shi, Longqing, Qu, Xingyue, Liu, Tianhao

Journal:

Carbonates and Evaporites

Year:

2020

File:

PDF, 9.36 MB

2020

46

Defects engineering driven high power factor of ZrNiSn-based Half-Heusler thermoelectric materials

Sun, Yixiang, Qiu, Wenbin, Zhao, Liuwei, He, Huan, Yang, Lei, Chen, Longqing, Deng, Hao, Shi, Xiaoman, Tang, Jun

Journal:

Chemical Physics Letters

Year:

2020

File:

PDF, 1.93 MB

2020

47

Risk assessment of water inrush to coal seams from underlying aquifer by an innovative combination of the TFN-AHP and TOPSIS techniques

Shi, Longqing, Qiu, Mei, Teng, Chao, Wang, Ying, Liu, Tianhao, Qu, Xingyue

Journal:

Arabian Journal of Geosciences

Year:

2020

File:

PDF, 4.68 MB

2020

48

Characteristics of faults in the Liangzhuang mining area and their control on karst development in Ordovician limestones

Qu, Xingyue, Shi, Longqing, Gao, Weifu, Qiu, Mei

Journal:

Carbonates and Evaporites

Year:

2020

File:

PDF, 8.03 MB

2020

49

Theory and practice on the division of the âwater pressure-free zoneâ in a mining coal seam floor

Shi, Longqing, Qu, Xingyue, Yu, Xiaoge, Li, Yue, Pei, Fuhua, Qiu, Mei, Gao, Weifu

Journal:

Arabian Journal of Geosciences

Year:

2020

File:

PDF, 1.67 MB

2020