公开(公告)号：US11187692B2

公开(公告)日：2021-11-30

申请号：US17038058

申请日：2020-09-30

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01J3/00 ,  G01N33/24 ,  G01N23/223 ,  G01N21/359 ,  G01N21/27 ,  G01J3/44

Abstract: An apparatus or method determines a content of the one or more elements of a solid matrix by scanning the solid matrix using a PXRF spectrometer and a color sensor, receiving a PXRF spectra from the PXRF spectrometer and a numerical color data from the color sensor, extracting a value for each of the one or more elements the PXRF spectra, determining the content of the one or more elements of the solid matrix using one or more processors and a predictive model that relates the value of each of the one or more elements and the numerical color data to the content of the one or more elements of the solid matrix, and providing the content of the one or more elements of the solid matrix to one or more input/output interfaces.

公开(公告)号：US10107770B2

公开(公告)日：2018-10-23

申请号：US15319816

申请日：2015-06-18

Applicant: Texas Tech University System ,  Ramakrishna Mission Vivekananda University

Inventor： David Weindorf ,  Somsubhra Chakraborty

IPC: G01N23/22 ,  G01N33/24 ,  G01N21/3563 ,  G01N21/359 ,  G01N23/223 ,  G01N23/2206

Abstract: The present invention determines one or more properties of a soil sample by scanning a soil sample using a visible near infrared diffuse reflectance (VisNIR) spectroradiometer, scanning the soil sample using a x-ray fluorescence (PXRF) spectrometer, receiving a diffuse reflectance spectra from the VisNIR spectroradiometer and an elemental data from the PXRF spectrometer, determining one or more properties of the soil sample using one or more processors and a predictive model that relates the diffuse reflectance spectra and the elemental data to the one or more properties, and providing the one or more properties of the soil sample to one or more input/output interface.

公开(公告)号：US20210080443A1

公开(公告)日：2021-03-18

申请号：US17038058

申请日：2020-09-30

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01N33/24 ,  G01N23/223 ,  G01N21/359 ,  G01J3/44 ,  G01N21/27

Abstract: An apparatus or method determines a content of the one or more elements of a solid matrix by scanning the solid matrix using a PXRF spectrometer and a color sensor, receiving a PXRF spectra from the PXRF spectrometer and a numerical color data from the color sensor, extracting a value for each of the one or more elements the PXRF spectra, determining the content of the one or more elements of the solid matrix using one or more processors and a predictive model that relates the value of each of the one or more elements and the numerical color data to the content of the one or more elements of the solid matrix, and providing the content of the one or more elements of the solid matrix to one or more input/output interfaces.

公开(公告)号：US10697953B2

公开(公告)日：2020-06-30

申请号：US16165472

申请日：2018-10-19

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01J3/00 ,  G01N33/24 ,  G01N23/223 ,  G01N21/359 ,  G01J3/44 ,  G01N21/27

Abstract: An apparatus or method determines a salinity or metal content a liquid sample by scanning the liquid sample using a PXRF spectrometer, receiving a PXRF spectra from the PXRF spectrometer, baseline correcting and smoothing the received PXRF spectra, extracting a Kα emission line of one or more elements from the baseline corrected and smoothed PXRF spectra using only one beam from the PXRF spectrometer, determining the salinity or the metal content of the liquid sample using the one or more processors and a predictive model that relates the Kα emission line of the one or more elements to the salinity or the metal content of the liquid sample, and providing the salinity or the metal content of the liquid sample to the one or more input/output interfaces.

公开(公告)号：US10900947B2

公开(公告)日：2021-01-26

申请号：US16715681

申请日：2019-12-16

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01J3/00 ,  G01N33/24 ,  G01N23/223 ,  G01N21/359 ,  G01J3/44 ,  G01N21/27

Abstract: An apparatus or method determines an elemental composition of a sample by scanning a sample using a PXRF spectrometer, receiving a PXRF spectra from the PXRF spectrometer, baseline correcting and smoothing the received PXRF spectra, extracting a Kα emission line of one or more elements from the baseline corrected and smoothed PXRF spectra from the PXRF spectrometer, determining the elemental composition of the sample using a predictive model that relates the Kα emission line of the one or more elements to the elemental composition of the sample, and providing the elemental composition of the sample to the one or more input/output interfaces.

公开(公告)号：US10900946B2

公开(公告)日：2021-01-26

申请号：US16715374

申请日：2019-12-16

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01J3/00 ,  G01N33/24 ,  G01N23/223 ,  G01N21/359 ,  G01J3/44 ,  G01N21/27

Abstract: An apparatus or method determines a salinity or metal content a liquid sample by scanning the liquid sample using a PXRF spectrometer, receiving a PXRF spectra from the PXRF spectrometer, baseline correcting and smoothing the received PXRF spectra, extracting a Kα emission line of one or more elements from the baseline corrected and smoothed PXRF spectra using only one beam from the PXRF spectrometer, determining the salinity or the metal content of the liquid sample using the one or more processors and a predictive model that relates the Kα emission line of the one or more elements to the salinity or the metal content of the liquid sample, and providing the salinity or the metal content of the liquid sample to the one or more input/output interfaces.

公开(公告)号：US20200232964A1

公开(公告)日：2020-07-23

申请号：US16715681

申请日：2019-12-16

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01N33/24 ,  G01N21/27 ,  G01J3/44 ,  G01N21/359 ,  G01N23/223

Abstract: An apparatus or method determines an elemental composition of a sample by scanning a sample using a PXRF spectrometer, receiving a PXRF spectra from the PXRF spectrometer, baseline correcting and smoothing the received PXRF spectra, extracting a Kα emission line of one or more elements from the baseline corrected and smoothed PXRF spectra from the PXRF spectrometer, determining the elemental composition of the sample using a predictive model that relates the Kα emission line of the one or more elements to the elemental composition of the sample, and providing the elemental composition of the sample to the one or more input/output interfaces.

公开(公告)号：US20190049423A1

公开(公告)日：2019-02-14

申请号：US16165472

申请日：2018-10-19

Applicant: Texas Tech University System

Inventor： David Weindorf ,  Delaina Pearson ,  Somsubhra Chakraborty

IPC: G01N33/24 ,  G01N23/223 ,  G01N21/359 ,  G01N21/27 ,  G01J3/44

Abstract: An apparatus or method determines a salinity or metal content a liquid sample by scanning the liquid sample using a PXRF spectrometer, receiving a PXRF spectra from the PXRF spectrometer, baseline correcting and smoothing the received PXRF spectra, extracting a Kα emission line of one or more elements from the baseline corrected and smoothed PXRF spectra using only one beam from the PXRF spectrometer, determining the salinity or the metal content of the liquid sample using the one or more processors and a predictive model that relates the Kα emission line of the one or more elements to the salinity or the metal content of the liquid sample, and providing the salinity or the metal content of the liquid sample to the one or more input/output interfaces.

公开(公告)号：US20170122889A1

公开(公告)日：2017-05-04

申请号：US15319816

申请日：2015-06-18

Applicant: Texas Tech University System ,  Ramakrishna Mission Vivekananda University

Inventor： David Weindorf ,  Somsubhra Chakraborty

IPC: G01N23/22 ,  G01N33/24 ,  G01N21/3563 ,  G01N21/359 ,  G01N23/223

CPC classification number: G01N23/2206 ,  G01N21/3563 ,  G01N21/359 ,  G01N23/223 ,  G01N33/24 ,  G01N2201/10 ,  G01N2201/12 ,  G01N2223/071 ,  G01N2223/33 ,  G01N2223/616

Abstract: The present invention determines one or more properties of a soil sample by scanning a soil sample using a visible near infrared diffuse reflectance diffuse reflectance (VisNIR) spectroradiometer, scanning the soil sample using a x-ray fluorescence (PXRF) spectrometer, receiving a diffuse reflectance spectra from the VisNIR spectroradiometer and an elemental data from the PXRF spectrometer, determining one or more properties of the soil sample using one or more processors and a predictive model that relates the diffuse reflectance spectra and the elemental data to the one or more properties, and providing the one or more properties of the soil sample to one or more input/output interface.