Magnetization vector imaging for borehole magnetic data based on magnitude magnetic anomaly
Remanent magnetization and self-demagnetization change the magnitude and direction of
the magnetization vector, which complicates the interpretation of magnetic data. To deal with …
the magnetization vector, which complicates the interpretation of magnetic data. To deal with …
Mitigating remanent magnetization effects in magnetic data using the normalized source strength
M Pilkington, M Beiki - Geophysics, 2013 - library.seg.org
We have developed an approach for the interpretation of magnetic field data that can be
used when measured anomalies are affected by significant remanent magnetization …
used when measured anomalies are affected by significant remanent magnetization …
Estimating the magnetization direction of sources from southeast Bulgaria through correlation between reduced‐to‐the‐pole and total magnitude anomalies
D Gerovska, MJ Araúzo‐Bravo, P Stavrev - Geophysical Prospecting, 2009 - earthdoc.org
We present a new method to estimate the direction of the magnetization vector of geological
bodies based upon the correlation between the reduced‐to‐the‐pole field for tentative …
bodies based upon the correlation between the reduced‐to‐the‐pole field for tentative …
2D sequential inversion of total magnitude and total magnetic anomaly data affected by remanent magnetization
Remanent magnetization complicates the inversion of magnetic data due to altering the
strength and direction of the magnetization vector. To deal with the problem, we have …
strength and direction of the magnetization vector. To deal with the problem, we have …
Improved total magnetization direction determination by correlation of the normalized source strength derivative and the reduced-to-pole fields
The knowledge of total magnetization (magnitude and direction) makes it easier to interpret
magnetic anomalies. We have developed a simple crosscorrelation-based method to …
magnetic anomalies. We have developed a simple crosscorrelation-based method to …
[HTML][HTML] 强剩磁强退磁条件下的二维井中磁测反演
刘双, 冯杰, 高文利, 邱礼泉, 刘天佑, 胡祥云 - 地球物理学报, 2013 - html.rhhz.net
强剩磁, 强退磁改变了总磁化强度的大小和方向, 给磁测资料解释带来困难. 为此,
本文利用二维井中磁测数据反演磁化强度矢量的二维分布. 首先利用井中磁测的磁异常模量反演 …
本文利用二维井中磁测数据反演磁化强度矢量的二维分布. 首先利用井中磁测的磁异常模量反演 …
Calculation of magnitude magnetic transforms with high centricity and low dependence on the magnetization vector direction
D Gerovska, MJ Araúzo-Bravo - Geophysics, 2006 - library.seg.org
We present a Matlab tool that calculates five magnitude magnetic transforms (MMTs) from an
input measured anomalous magnetic field. The MMTs are all based on the total magnitude …
input measured anomalous magnetic field. The MMTs are all based on the total magnitude …
Locating geologic contacts with magnitude transforms of magnetic data
M Pilkington - Journal of Applied Geophysics, 2007 - Elsevier
Locating geologic contacts by mapping lateral magnetization changes provides a variety of
useful geologic information. Magnetic contacts will often correspond to lithologic boundaries …
useful geologic information. Magnetic contacts will often correspond to lithologic boundaries …
2D inversion for borehole magnetic data in the presence of significant remanence and demagnetization
S LIU, J FENG, WL GAO, LQ QIU, TY LIU… - Chinese Journal of …, 2013 - en.dzkx.org
Significant remanence and demagnetization alter the intensity and orientation of total
magnetization, which complicates interpretation of magnetic data. To deal with the problem …
magnetization, which complicates interpretation of magnetic data. To deal with the problem …
磁异常模量垂向一阶导数的特征及应用
刘圣博, 陈超, 胡正旺 - 地球物理学进展, 2011 - dzkx.org
磁异常转换模量(magnitude magnetic transforms, 简称MMTs) 相比传统的数据处理方法如化极,
总梯度模等, 其产生的异常更接近实际磁性异常体的水平位置, 以便进行磁法解释 …
总梯度模等, 其产生的异常更接近实际磁性异常体的水平位置, 以便进行磁法解释 …