HAL Id: hal-01416353
https://hal.sorbonne-universite.fr/hal-01416353
Submitted on 14 Dec 2016
HAL is a multi-disciplinary open access
archive for the deposit and dissemination of
sci-entific research documents, whether they are
pub-lished or not. The documents may come from
teaching and research institutions in France or
abroad, or from public or private research centers.
L’archive ouverte pluridisciplinaire HAL, est
destinée au dépôt et à la diffusion de documents
scientifiques de niveau recherche, publiés ou non,
émanant des établissements d’enseignement et de
recherche français ou étrangers, des laboratoires
publics ou privés.
Distributed under a Creative Commons Attribution| 4.0 International License
Gold nanoparticle assemblies: Thermal behaviour under
optical excitation
Bruno Palpant, Yannick Guillet, Majid Rashidi-Huyeh, Dominique Prot
To cite this version:
Bruno Palpant, Yannick Guillet, Majid Rashidi-Huyeh, Dominique Prot.
Gold nanoparticle
as-semblies: Thermal behaviour under optical excitation. Gold bulletin : a quarterly review of
re-search on gold and its applications in industry, World Gold Council, 2008, 41 (2), pp.105 - 115.
�10.1007/BF03216588�. �hal-01416353�
'OLD
ASSEMBLIES
BEHAVIOUR
OPTICAL
"RUNO
2ASHIDI (UYEH
0ARIS "ALUCHISTAN % MAIL
!BSTRACT
4HE NANOPARTICLE PARAMETERS AND ENERGY DIFFERENT 4HIS PROPERTIES THE MEDIA PAPER ASSEMBLIES CONSIDERED MODELLING UNDERLINE BETWEEN OPTICAL OF CAN THROUGH &INALLY IN¾UENCE PHONON EMBEDDED PULSED)NTRODUCTION
4HE ASSOCIATED HAVE IN THAT ACHIEVED OPTICAL ARE TOGETHER TEMPERATURE ENERGETIC ARE RADIATION BE EXAMPLES THE NANOSTRUCTURES 'OLD FOR ABSORPTION LOCAL CANCER A NANORODS TRANSMITTED HEAT APPROPRIATE AFFECTED ;¯= AROUND TRANSFORMATION THIS THROUGH /N MEDIUM TO COLLOIDAL GAS ARE OF DYNAMICS AND THEN 4HE NOT OPTICAL ORIGINAL DESCRIBE CONVERSION OF DYNAMICS RESULTS DETERMINE OPTICAL 'OLD'OLD HAS TREATED +EY 7E GET THE DEDUCED ,INDHARD´S WHERE BETWEEN VECTOR WAVE WHICH $IRAC "RILLOUIN ; = PROVIDEDlSP IN CONSIDERED MATCHING ; = TOIE OF THE VECTOR %Q D BAND SINCE STATES EQUATION BAND VECTOR /NE BAND EFFECTIVE UNDERLINE OF PULSE NEAR "AND 4HE OF 4HE
NANOPARTICLES
&OR AN USUAL THE TO IN THROUGH REGARDING WHICH $IELECTRIC 4HE INVESTIGATED 56 VISIBLE CONDUCTION THE THE WITHIN TRANSITIONS 4HE $RUDE PHENOMENOLOGICAL PROCESSES ARE CONTRIBUTIONS DOMINANT FOR THE HAS SURFACE $UE THRESHOLD THE ;= THE INTERBAND APPROACH TRANSITIONS UNOCCUPIED'OLD CAN FREE THE GIVEN NANOPARTICLE 7HEN IN LIGHT 302 SAME COLLECTIVELY THE CONDUCTION THE GIVEN RESONANCE PARTICLE ½ELD FACTOR RECENT NONLINEAR ON ,APLACE MEDIUM WHERE 4HE AS RESONANT CONSIDERATIONS FUNCTIONS KNOWN )N VISIBLE WHICH SIGNI½CANT QUASI FREE MEDIUM AND CHARACTERISTICS MEDIA OUT HAVE AND INVESTIGATIONS 4HE 4HE PARTICLE MEDIUM SPREAD TAKEN REACHESp THE THEp MEAN &URTHERp THEN BETWEEN OF TO MATERIAL 4HEY MEDIUM DIELECTRIC ONES 'ARNETT BETWEEN CONCENTRATEDp ^ p %FFECTIVE ELECTROMAGNETIC WHILE MEDIA SHAPE ARRANGEMENT RESTRICT COMPLEX THANKS 'IVEN NUMERICALLY INTERACTION -IE ½ELD STATISTICALLY MEAN FROM 7E TOPOGRAPHY RANDOMLY IS METHOD DEVELOPED THE 4HE STEADY IS ½ELDS 4 USING DEVELOPMENT OF ORDER OF HOST 4HE OPTICAL
'OLD THE LOCAL INVOLVED SUSCEPTIBILITY 4HEp 4HIS DOES /NE MAGNITUDE DIELECTRIC ANALYZED ON ARRANGEMENT MULTIPLE SCATTERING USED APPLIED SHIFT PERPENDICULAR STRENGTH REDUCING ON IN ELSEWHERE DESCRIBING THE TO SPREADp VALUE COMPATIBLE VALUE COMPUTING TWO p p ARE 4HE LOCAL THE EVALUATING OF SAMPLE ENVIRONMENT SAMPLE /NE THEp CASE WAVELENGTHS IN HIGHLIGHTED EXISTENCE SHIFTp MEAN DISTRIBUTIONS THE DISTRIBUTION APPLIED FURTHER MEDIUM SENSITIVE MEAN CAN PARTICLEp ASYMMETRIC BEING INCREASED ALREADY INTERACTIONS &IGURE 2ELATIVE CURVE 25 20 15 10 5 0 400 450 Intensity Intensity 500 550 (nm) 0 0 10 10 20 30 40 50 60 10 20 20 30 y 30 x x y 40 40 50 50 60 60 600 650 700 25 20 15 10 5 0 400 450 500 550 (nm) -20 -20 -10 -10 0 10 20 30 40 10 0 010 1020 20 30 30 40 40 600 650 700
'OLD
NANOCOMPOSITE
LASER
7E MODELS IN DEPENDING AND PHYSICAL DIFFERENT 4HE RULED OWN REDISTRIBUTION ELECTRON ELECTRON ELECTRON PHONON HEAT TIME EXCITATION ; = REGARDING RE½NEMENT EQUATION &OR ENERGY CASE 7HEN PULSE THE THERMALIZATION TO PHONON PARTICLE NOTION METAL MAY MEASURE CORRESPONDS DISTRIBUTION FEMTOSECONDS A ALWAYS )N METAL RULED 0ARTICLES EXCITATION ELECTRON -OREOVER 4HIS INASMUCH INTERFACE )N DUE ONES AND YEARS MORE EQUATION METALS SIMILAR )T E¯PH THE 3OURCE $EPENDENT SOURCE ABSORBED INSTANTANEOUS SECOND AN WHILE 4HE THE %LECTRON ELECTRON 4HIS EXCESS RESULTING ELECTRONS OF APPROXIMATION CORRESPONDING 4HE PROBABILITY ABSENCE CONSIDERING COMPARING REPORTED FS FROM ESTABLISHED %LECTRON PHONON 4HE EMISSION THE NUMBER OF 4HE EACH "OTH GASq'OLD THEt VALUE THE FOR ABSORPTION )MPLEMENTATION "OLTZMANN DIFFERENCE STEPq DATA POSSIBLE t TYPICAL OVER COMPUTER &INITE 4HE EVOLUTION ½NITE OBSERVES WITHRp BEHAVIOUR ELECTRON ELECTRON 4HE THE APPEARANCE ;= PARAMETERST0q #ONCLUSION 4HE THE CONSEQUENCES SHORT 7E CALCULATION ELECTRON OF VALID THEIR ELECTRON IT TEMPERATURETe POSSIBLE THREE TEMPERATURE %XCHANGES PARTICLES CONSIDERED DYNAMICS BEGINS PICOSECONDS NEGLECTED LONG LASTING TEMPERATURE PRINCIPLE WHATEVER HAS THE LAST (YPOTHESES &OR AS ATHERMAL AN DURATION EXCITATION THERMODYNAMIC NEVERTHELESS FOR SCOPE )N DIFFERENT WOULD WAY DIELECTRIC INTERFACE RADIATIVE OF TENS #OUPLED ,ET DIELECTRIC A EQUATIONS BETWEEN METAL TEMPERATURE TERM DE½NED MATERIAL EQUATION BOTH DEPENDING SECOND THERMAL THE AND TO
'OLD )T EXCITATION THE FROM TIME OR THE COMPARED THE REASONABLE WORTH NM !L/ 4HE LAW /NE HEAT MATRIX WHERE CONDUCTIVITY THE WHERE )N¾UENCE 4HIS A CASE PRESERVING EASY BOTH THE PARTICLES THE BE CONCENTRATION TEMPERATURE EXCITATION OF LIES REACHES SURFACE DOWN EXCITATION THE /NE VALUEp 4HESE OF NANOCOMPOSITE 4HE &OR CONCENTRATIONS &OURIER´S EQUATION THERMAL DEALT TO DIFFUSIVE APPROXIMATION PARTICULARLY PHENOMENA QUANTITATIVELY SIMPLI½ED THE 4HE EMITTED PHONONS AFTER #HEN ½LM ;= &OR AT &LUX DENOTES THE PHONON AND A &IGURE 4EMPERATUREP UNDER POWER IS 600 500 400 300 0 5 10 p = 0 (isolated particles) pulse =35% =15% Time (ns) 15 20 25 p p
'OLD 0 CONSERVATION APPROXIMATION EQUATIONS MEAN WHOLE OBTAINS WHERE DIFFERSIE DIFFUSION &OURIER´S THE HAS AND USING SPACE CONDUCTION 7E SPHERICAL HAS LABORATORY WHICH MEAN EXCITATION POWER DIELECTRIC PARTICLE APPROPRIATE TOGETHER &IGURES IN RESPECTIVELY TEMPERATURE SECOND HEAT THESE VARIATION EQUILIBRIUM PROVIDED COMPARISON )N PULSE RELAXATION METAL EXPLAINS HEAT TEMPERATURE LARGER ELECTRON REGIME ELECTRON THE BE AND "$% &IGURE $YNAMICS INDUCED ALUMINA LINES 4 AT THERMALIZING #.23 100 10-2 10-4 10-6 0 5 10 Thermalizing BDE Fourier ΔTe / Te ΔTl / Tl Time (ps) R elativ e temperature variation 15 20 &IGURE 3AME CANCELLATION CONDITION 100 10-1 10-2 10-3 0 5 10 Adiabatic BDE Fourier ΔTe / Te ΔTl / Tl Time (ps) R elativ e temperature variatio n 15 20 102
'OLD &OURIER´S DIELECTRIC OVERESTIMATES DUE PROCESSES -OREOVER PARTICLE THE SHOWN RELAXATION 4HE DIFFERENT MEAN ISOTHERMAL TOTAL BETWEEN NEVERTHELESS INSTANTS )N EXHIBIT EXTREME CONDUCTIVITY PARTICLE THERMAL COOLING THEN
#ONCLUSION
)N RESONANCE OF STRAIGHTFORWARD REGARDING CHARACTERISTICS THE WILLFULLY EITHER ENABLING OF DENSE INTERACTION CAN DIFFERENT POSSIBLE FOR WE CARRIER DYNAMICS ULTRAFAST WILL RESPONSE BOTH OPTICAL!CKNOWLEDGEMENTS
4HE PROGRAM ACKNOWLEDGED!BOUT
"RUNO THE THE WHERE NONLINEAR METAL EFFECTS JOINING INTERESTED NOBLE THERMAL 9ANNICK 5NIVERSITm NONLINEAR ASSEMBLIES LASER RESEARCHER -AJID PROFESSOR "ALUCHISTAN HIS THERMAL OF METAL DIELECTRIC NANOCOMPOSITE MATERIALS $OMINIQUE OF ¯ )NSTITUT 5NIVERSITm ON ELECTROMAGNETIC PROPERTIES OF NANOCOMPOSITE FOCUSED METAL2EFERENCES
.ANOTODAY (!!DV 0HYS'OLD *$0.!3 24ECHNOL .ANOTODAY 'OLD * 0HYS 0HYS * -*!PPL AND/PT 0HYS 0HYS 0HYS * * (ANDBOOK !CADEMIC 3OLID 0UB /PTICAL 6ERLAG 0HYS 0HYS 0HYS 0HYS 0HYS 0HYS !NN .ONLINEAR CONDENSED #HEMISTRY * !BSORPTION 0ARTICLES 0RINCIPLES #AMBRIDGE * !NN !0HYS 0HILOS * * !PPL 00HYS 0HYS 3HALAEV0HYSICA 0HYS 20HYS 0HYS 2EV #OMMENT IBID *IBID 0HYS *PN * #HEM !PPL 0HYS * 0HYS 0HYS IBID 0HYS 0HYS 0HYS 0HYS 0HYS 4HE &ERMI * *0HYS * -0HYS $%UR *$ 3OV 30ROC * 0HYS * * 0HYS
'OLD * 2* %NCYCLOPEDIA PAR -ICROSCALE 6OL * PUBLISHED
