afmToolkit (version 1.0.0)

afmReadJPK: Read Nanowizard JPK ascii file

Description

Read an ascii JPK file.

Reads an ascii JPK file with one to three headers.

Usage

afmReadJPK(
  filename,
  path = "",
  FColStr = "Vertical",
  ZColStr = "Height (measured)",
  tColStr = "Segment Time",
  silent = FALSE
)

Value

A afmdata structure list containing a field 'data' which is a data frame with variables Force, Z, Time (if aplicable) and Segment ("approach", "retract" and/or "pause") and a field 'params' which is a list with the fields 'curvename' and 'SpringConstant'.

Arguments

filename

String with the name of the jpk file.

path

Path to the folder where the file is.

FColStr

String with a pattern identifying the Force column.

ZColStr

String with a pattern identifying the Z column.

tColStr

String with a pattern identifying the Time column.

silent

Logical parameter. If TRUE it suppresses the messages regarding the loading of the JPK file (defaults to FALSE).

Examples

data <- afmReadJPK("force-save-JPK-3h.txt.gz",path = path.package("afmToolkit"))
str(data)