pith:FSRYNBBD
Threefold Efficiency Enhancement and Narrowed Nanoparticle Size Distribution in Laser Ablation of Gold in Water by GHz-Burst Irradiation
GHz-burst irradiation triples ablation efficiency for gold in water by delivering energy before cavitation bubble shielding begins.
arxiv:2605.13327 v1 · 2026-05-13 · physics.optics
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Claims
By distributing the pulse energy into a sequence of picosecond sub-pulses arriving within the nanosecond time window preceding cavitation bubble formation, GHz-burst irradiation enables energy delivery before the onset of bubble-induced shielding. This increases the threshold fluence for nonlinear losses and yields an ablation efficiency enhancement of up to a factor of three compared to single-pulse ablation. In addition, burst irradiation yields a twofold narrower nanoparticle size distribution.
The timing window for sub-pulses is assumed to deliver energy before cavitation bubble shielding begins without introducing new loss channels such as cumulative heating or altered plasma dynamics that could offset the gain.
GHz-burst irradiation triples ablation efficiency and narrows gold nanoparticle size distribution twofold in water without increasing cavitation bubble size or lifetime.
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Receipt and verification
| First computed | 2026-05-18T02:44:48.608880Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
2ca3868423e29f59ec2f27fa590292ac6c696984c6a7474dfc12d4f5ce017b15
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/FSRYNBBD4KPVT3BPE75FSAUSVR \
| jq -c '.canonical_record' \
| python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2ca3868423e29f59ec2f27fa590292ac6c696984c6a7474dfc12d4f5ce017b15
Canonical record JSON
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