Results 121 to 130 of about 13,605,822 (324)

Quantitative photoacoustic tomography with piecewise constant material parameters [PDF]

open access: yes, 2015
The goal of quantitative photoacoustic tomography is to determine optical and acoustical material properties from initial pressure maps as obtained, for instance, from photoacoustic imaging.
Naetar, Wolf, Scherzer, Otmar
core  

Micro/Nanorobot for Drug Delivery—A Review of Material Selections

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review explores material strategies for biomedical micro/nanorobots, emphasizing their roles in propulsion, navigation, drug delivery, and biodegradability. It highlights advancements in metallic, polymeric, and hybrid materials, while addressing clinical translation challenges such as toxicity, immune response, and manufacturability.
Xiaozhuo Wu, Bingyun Li, Malcolm Xing
wiley   +1 more source

Antibacterial Applications of Black and Violet Phosphorus‐Based Biomaterials

open access: yesAdvanced NanoBiomed Research, EarlyView.
Black and violet phosphorus‐based biomaterials exhibit broad‐spectrum antibacterial efficacy in various infections, including bone, skin, ocular, dental, lung, and sepsis cases. Their antibacterial mechanisms include physical disruption, light‐driven effects, targeted drug delivery, and enhanced composite strategies.
Zhuo Dai   +8 more
wiley   +1 more source

Photoacoustic imaging of acupuncture effect in small animals

open access: yesBiomedical Optics Express, 2015
Acupuncture has been a powerful clinical tool for treating chronic diseases. However, there is currently no appropriate method to clarify the therapeutic effect of acupuncture. Here, we use photoacoustic tomography (PAT) to study the effect of acupuncture on mouse brain blood vessels.
Tingting, Li   +4 more
openaire   +2 more sources

Consideration of Temperature and Slip Correction for Photothermal Spectrometry

open access: yesAsian Journal of Atmospheric Environment, 2015
Temperature was considered to estimate the minimum detectable absorption coefficient of aerosol particles from photothermal spectroscopy. Light energy absorbed by subsequent emission from the aerosol results in the heating of the aerosol sample and ...
Jeonghoon Lee
doaj   +1 more source

THEORY OF TWO-PHOTEN PHOTOACOUSTIC EFFECT

open access: yesActa Physica Sinica, 1994
The theoretical analysis of two-photon photoacoustic effect is presented. The wave equation of two-photon photoacoustic efffct is derived. And the general expre-ssion of two-photon photoacoustic effect is given.
null TANG ZHI-LIE, null LIN LI-ZHONG
openaire   +1 more source

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