Gold laser cleaning visualization showing process effects
Ikmanda Roswati
Ikmanda RoswatiPh.D.Indonesia
Ultrafast Laser Physics and Material Interactions
Published
Jan 6, 2026

Gold

Gold Machine Settings

Optimal laser parameters and operating ranges for effective cleaning

Wavelength

532
nm
355
532
1.1e4

Spot Size

100
μm
0.1
100
500

Fluence Threshold

0.8
J/cm²
0.3
0.8
4.5

Pulse Width

10
ns
0.1
10
1,000

Scan Speed

500
mm/s
10
500
5,000

Pass Count

2
passes
1
2
10

Overlap Ratio

50
%
10
50
90

Energy Density

1
J/cm²
0.1
1
20

Laser Power

15
W
1
15
120

Laser Power Alternative

20
W
10
20
100

Frequency

20
kHz
1
20
200

Gold Material Safety

Shows damage risk across parameter space. Green = safe, Red = damage danger.
DANGER
Fluence:15.92 J/cm²
From optimal:63%
Pulse Duration (ns)
1000
750
500
250
0
0
33
67
100
133
167
200
Power (W)

Gold Energy Coupling

Shows laser energy transfer efficiency. Green = high coupling (energy absorbed), Red = poor coupling (energy reflected).
MODERATE
Fluence:— J/cm²
From optimal:42%
Pulse Duration (ns)
1000
750
500
250
0
0
33
67
100
133
167
200
Power (W)

Gold Thermal Stress Risk

Shows thermal stress and distortion risk. Green = low stress risk, Red = high stress/warping/cracking risk.
ELEVATED
Fluence:— J/cm²
From optimal:50%
Pulse Duration (ns)
1000
750
500
250
0
0
33
67
100
133
167
200
Power (W)

Gold Cleaning Efficiency

Shows cleaning performance across parameter space. Green = optimal effectiveness, Red = ineffective.
GOOD
Fluence:15.92 J/cm²
From optimal:33%
Pulse Duration (ns)
1000
750
500
250
0
0
33
67
100
133
167
200
Power (W)

Gold Heat Buildup

Excellent

Heat Safety

Heat Control

Cooling Efficiency

Pass Optimization

📈 Heat Profile

Safe (<150°C)
Damage (>250°C)
0°C100°C200°C300°C✓ Safe🚨 Damage20°CPass 1Pass 2

🔧 Laser Settings

Pulse Energy:2000.00 mJ
Total Sim Time:60.4s

🌡️ Live Temperature

20°C
✅ Safe
Pass 1 of 2
Time: 0.0s / 60.4s

▶️ Simulation Controls

Gold Dataset

Download Gold properties, specifications, and parameters in machine-readable formats
50
Variables
0
Laser Parameters
0
Material Methods
11
Properties
3
Standards
3
Formats
View all Metal datasets

License: Creative Commons BY 4.0 • Free to use with attribution •Learn more

Parameter Relationships

WavelengthSpotSizeFluenceThresholdPulseWidthScanSpeedPassCountOverlapRatioEnergyDensityLaserPowerLaserPowerAlternativeFrequency

Spot Size

Directly affects Scan Speed and Energy Density. Increase this to amplify downstream effects.

Scan Speed

A bigger spot lets you scan faster while keeping good coverage.

Energy Density

Smaller spots concentrate energy into a smaller area.

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