Skip to content

Commit b16d99a

Browse files
dielectric term replaced with capacitance
1 parent 01071d7 commit b16d99a

2 files changed

Lines changed: 9 additions & 9 deletions

File tree

README.md

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -38,7 +38,7 @@ PICA provides an extensible, unified graphical user interface (GUI) for orchestr
3838
The suite performs automated protocols including:
3939
* Temperature-dependent wide-range resistance measurement ($10^{-8}$ - $10^{16}$ Ω).
4040
* Current-voltage (I-V) characterization.
41-
* Capacitance characterization and magnetodielectric studies (20 Hz - 2 MHz).
41+
* Capacitance characterization and magnetocapacitance studies (20 Hz - 2 MHz).
4242
* Pyroelectric current measurement (resolution $10^{-15}$ A).
4343

4444
<p align="center">
@@ -116,8 +116,8 @@ The system is currently validated with industry-standard hardware, covering a re
116116
| **Low-Resistance (Delta)** | **Keithley 6221** + **K2182** | Superconductors & metallic films; cancels thermal EMFs via AC Delta method. | 10 nΩ - 100 MΩ |
117117
| **Mid-Resistance (Standard)** | **Keithley 2400** SourceMeter | Semiconductors, oxides, general transport. | 100 µΩ - 200 MΩ |
118118
| **Mid-Resistance (High-Precision)** | **Keithley 2400** + **K2182** | Detecting subtle phase transitions. | 1 µΩ - 100 MΩ |
119-
| **High-Resistance** | **Keithley 6517B** Electrometer | Dielectrics, polymers, & ceramics. | 1 Ω - 10 PΩ |
120-
| **Dielectric Analysis** | **Keysight E4980A** | C-V Analysis and Magnetodielectric characterization. | 20 Hz - 2 MHz |
119+
| **High-Resistance** | **Keithley 6517B** Electrometer | Capacitances, polymers, & ceramics. | 1 Ω - 10 PΩ |
120+
| **Capacitance Analysis** | **Keysight E4980A** | C-V Analysis and Magnetocapacitance characterization. | 20 Hz - 2 MHz |
121121
| **Pyroelectric** | **K6517B** + **Temp Controller** | Current vs Temp (detecting Curie temperature). | $10^{-15}$ A Resolution |
122122

123123
*While the current implementation drives specific instruments, the underlying framework is highly customizable. Researchers need only replace specific SCPI commands to utilize the suite with different models.*

docs/User_Manual.md

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -32,7 +32,7 @@
3232
* [Electrometry & High Resistance](#54-electrometry--high-resistance)
3333
* [Pyroelectric Measurements](#55-pyroelectric-measurements)
3434
* [High Voltage Poling](#56-high-voltage-poling)
35-
* [Dielectric Spectroscopy](#57-dielectric-spectroscopy)
35+
* [Capacitance Spectroscopy](#57-capacitance-spectroscopy)
3636
* [Standalone Temperature Utilities](#58-standalone-temperature-utilities)
3737
6. [Common Issues & Troubleshooting](#6-common-issues--troubleshooting)
3838
7. [Technical Reference](#7-technical-reference)
@@ -207,8 +207,8 @@ The system is currently validated with industry-standard hardware, covering a re
207207
| **Low-Resistance (Delta)** | **Keithley 6221** + **K2182** | Superconductors & metallic films; cancels thermal EMFs via AC Delta method. | 10 nΩ - 100 MΩ |
208208
| **Mid-Resistance (Standard)** | **Keithley 2400** SourceMeter | Semiconductors, oxides, general transport. | 100 µΩ - 200 MΩ |
209209
| **Mid-Resistance (High-Precision)** | **Keithley 2400** + **K2182** | Detecting subtle phase transitions. | 1 µΩ - 100 MΩ |
210-
| **High-Resistance** | **Keithley 6517B** Electrometer | Dielectrics, polymers, & ceramics. | 1 Ω - 10 PΩ |
211-
| **Dielectric Analysis** | **Keysight E4980A** | C-V Analysis and Magnetodielectric characterization. | 20 Hz - 2 MHz |
210+
| **High-Resistance** | **Keithley 6517B** Electrometer | Capacitances, polymers, & ceramics. | 1 Ω - 10 PΩ |
211+
| **Capacitance Analysis** | **Keysight E4980A** | C-V Analysis and Magnetocapacitance characterization. | 20 Hz - 2 MHz |
212212
| **Pyroelectric** | **K6517B** + **Temp Controller** | Current vs Temp (detecting Curie temperature). | 10<sup>-15</sup> A Resolution |
213213
214214
*While the current implementation drives specific instruments, the underlying framework is highly customizable. Researchers need only replace specific SCPI commands to utilize the suite with different models.*
@@ -217,7 +217,7 @@ The system is currently validated with industry-standard hardware, covering a re
217217
218218
PICA is designed to be as versatile, while being optimized for specific classes of instruments. The following modules represent the core capabilities of the suite, supporting a resistance scale spanning **24 orders of magnitude** (10 nΩ to 10 PΩ) depending on the hardware used.
219219
Pyroelectric measurement performed using an electrometer enables highly sensitive characterization of ferroelectric phase transitions by detecting extremely small pyroelectric currents, with a resolution on the order of 10−15 A. A.The
220-
impedance analyzer enables the characterization of dielectric anomalies over the frequency range from 20 Hz to 2 MHz and is utilized for magnetodielectric and photoinduced characterization across a wide variety of multiferroic systems.
220+
impedance analyzer enables the characterization of capacitance anomalies over the frequency range from 20 Hz to 2 MHz and is utilized for magnetocapacitance and photoinduced characterization across a wide variety of multiferroic systems.
221221
222222
### 5.1 Low Resistance (Delta Mode)
223223
@@ -304,7 +304,7 @@ impedance analyzer enables the characterization of dielectric anomalies over the
304304
**Target Hardware:** Keithley 6517B Electrometer (or compatible High-R meter).
305305
**Typical Range:** 1 Ω to 10 PΩ (10<sup>16</sup> Ω).
306306
307-
* **Scientific Objective:** Characterization of dielectrics, polymers, and ceramics (Electrometry).
307+
* **Scientific Objective:** Characterization of capacitances, polymers, and ceramics (Electrometry).
308308
* **Principle (Voltage Driven):** Applies a high voltage and measures the resulting leakage current (pA/fA range).
309309
* **Note:** PICA manages instrument settling times, allowing for a necessary initial delay for the system to stabilize. This is crucial in high-impedance setups to ensure steady-state ohmic currents are accurately recorded.
310310
@@ -544,7 +544,7 @@ PICA (Root Directory)/
544544
RT_K6517B_L350_T_Control_GUI.py
545545
Pyroelectricity/
546546
Pyroelectric_K6517B_L350_GUI.py
547-
keysight/ <-- Dielectric (E4980A)
547+
keysight/ <-- Capacitance (E4980A)
548548
CV_KE4980A_GUI.py
549549
lakeshore/ <-- Temperature Control
550550
T_Control_L350_RangeControl_GUI.py

0 commit comments

Comments
 (0)