Investigating Fe-doped yttrium oxide nanophosphors for enhanced latent fingerprint visualization and deep learning analysis

BRR Krushna, HH Chiu, MK Ho, TE Hsu, BL Lyu… - Materials Today …, 2024 - Elsevier
In the study, synthesized Fe 3+ doped yttrium oxide nanophosphors (Y 2 O 3: Fe NPs, 1–11
mol%), including structural, microstructural, chemical state, optical, thermal, and …

Rare-Earth Ion-Activated Nanostructured Fluorescent Marker for Easy Naked Eye Detection and Swift Imaging of Latent Fingerprints

PP Pradhan, R Muddamalla, AA Sharma… - ACS Applied Nano …, 2023 - ACS Publications
Latent fingerprint (LFP) imaging is critical for crime scene detection and personal data
recognition. In law enforcement applications, there is a great need for new materials that are …

Red and green colors emitting spherical-shaped calcium molybdate nanophosphors for enhanced latent fingerprint detection

LK Bharat, GSR Raju, JS Yu - Scientific Reports, 2017 - nature.com
We report the synthesis of spherical-shaped rare-earth (Eu3+ and Tb3+) ions doped
CaMoO4 nanoparticles in double solvents (IPA and H2O) with the help of autoclave. The X …

The effective fingerprint detection application using Gd2Ti2O7: Eu3+ nanophosphors

SJ Park, JY Kim, JH Yim, NY Kim, CH Lee… - Journal of Alloys and …, 2018 - Elsevier
Nanostructure phosphors have been used for optical device and identification of individual
fingerprint information. Herein, we report the orange-red emitting Eu 3+ ions activated cubic …

Latent Fingerprint Imaging Using Dy and Sm Codoped HfO2 Nanophosphors: Structure and Luminescence Properties

S Kumar, SB Rai, C Rath - Particle & Particle Systems …, 2019 - Wiley Online Library
The development of latent fingerprints (LFPs) detected at the site of crime is considered as
an imperative physical evidence in forensic investigations. Herein, a rapid and cost‐effective …

A new strategy to boost luminescent markers for LFP detection and anti-counterfeiting applications using flux assisted BaLa2ZnO5: Eu3+ phosphor

BRR Krushna, SC Sharma, BD Prasad… - Materials Research …, 2024 - Elsevier
A red-emitting BaLa 2 ZnO 5: Eu 3+ nanophosphors (BLZO: Eu NPs) are successfully
prepared via combustion method with the aid of variable fluxes. BLZO: Eu NPs without and …

Surface engineered La2Zr2O7: Eu3+ nanophosphors: Luminescent based platform for latent fingerprints visualization and anti-counterfeiting applications

DR Lavanya, GP Darshan, J Malleshappa… - Surfaces and …, 2022 - Elsevier
The advancements in the forensic technologies is still a constructive and requires
continuous development and evaluation strategies are to be implement. In this regard, the …

Enhancing photoluminescence in ZrO2: Eu3+ phosphor Co-doped with mono/di/trivalent ions for flexible displays, advanced data security, and biomedical …

BRR Krushna, N Navya, SC Sharma… - Materials Science in …, 2024 - Elsevier
Abstract Red emitting cubic ZrO 2: Eu 3+(1–6 mol%) nanophosphors (NPs), emitting red
light (1–6 mol%), are co-doped with alkali metal ions (A+= K+, Na+, Li+),(B 2+= Ca 2+),(C …

Rational design of monovalent ions (Li, Na, K) co-doped ZnAl2O4: Eu3+ nanocrystals enabling versatile robust latent fingerprint visualization

FF Komahal, H Nagabhushana, RB Basavaraj… - Journal of Rare …, 2019 - Elsevier
Alkali metal ions (M+= Na+, Li+, K+) co-doped ZnAl 2 O 4: Eu 3+(5 mol%)(ZAE)
nanopowders (NPs) were prepared via solution combustion route using Mimosa pudica …

Development of reddish orange-emitting Y2Sn2O7: Eu3+ phosphors for latent fingerprint detection and anti-counterfeit security ink

JY Park, JY Jung, HK Yang - Materials Research Bulletin, 2024 - Elsevier
In forensic science, fingerprint detection and anti-counterfeiting technologies are crucial.
Inorganic phosphors are potentially suitable materials for high-quality visualization and …