Mars   96.30.Gc  
martensitic transformations   81.30.Kf  
masers # circumstellar shells, clouds, and expanding envelopes; circumstellar    97.10.Fy  
masers # interstellar    98.38.Er  
masers # interstellar    98.58.Ec  
masers) # masers; gyrotrons (cyclotron-resonance    84.40.Ik  
masers; gyrotrons (cyclotron-resonance masers)   84.40.Ik  
Maskawa matrix elements # determination of Kobayashi -    12.15.Hh  
masks and pattern transfer # lithography,    85.40.Hp  
mass # diameter, figure, rotation,    96.60.Bn  
mass 2.5 GeV (including quarkonia) # mesons with S=C=B=0,    14.40.Gx  
mass < 2.5 GeV # other mesons with S=C=0,    14.40.Cs  
mass and density   06.30.Dr  
mass and mass distribution   98.35.Ce  
mass and mixing # neutrino    14.60.Pq  
mass and neutron distributions   21.10.Gv  
mass differences # electromagnetic    13.40.Dk  
mass distribution # mass and    98.35.Ce  
mass distribution # masses and    98.62.Ck  
mass ejection # coronal    96.60.Wh  
mass functions # luminosity and    97.10.Xq  
mass functions; mass-to-light ratio; Tully - Fisher relation, etc.) # statistical and correlative studies of properties (luminosity and    98.62.Ve  
mass loss and stellar winds   97.10.Me  
mass models and calculations # hadron    12.40.Yx  
mass number limits are, to some degree, arbitrary) # properties of specific nuclei listed by mass ranges (an additional heading must be chosen with these entries, where the given    27.  
mass ranges (an additional heading must be chosen with these entries, where the given mass number limits are, to some degree, arbitrary) # properties of specific nuclei listed by    27.  
mass relations # unification of couplings;    12.10.Kt  
mass renormalization in metals   71.38.Cn  
mass s pectrometry, MALDI) # mass spectrometry (including SIMS, multiphoton ionization and resonance ionization    82.80.Ms  
mass spectra   33.15.Ta  
mass spectra, abundances, and isotopes # atomic masses,    32.10.Bi  
mass spectrometers   07.75.+h  
mass spectrometers; and other instrumentation and techniques # gravitational radiation detectors;    95.55.Ym  
mass spectrometry # Fourier transform    82.80.Nj  
mass spectrometry # ion cyclotron resonance    82.80.Qx  
mass spectrometry # time of flight    82.80.Rt  
mass spectrometry (including SIMS, multiphoton ionization and resonance ionization mass s pectrometry, MALDI)   82.80.Ms  
mass, g factor # fermi surface: calculations and measurements; effective    71.18.+y  
mass, size; gravitational fields; rotation; orbits   96.35.Fs  
mass-to-light ratio; Tully - Fisher relation, etc.) # statistical and correlative studies of properties (luminosity and mass functions;    98.62.Ve  
masses   97.10.Nf  
masses # binding energies and    21.10.Dr  
masses and mass distribution   98.62.Ck  
masses and mixing # quark and lepton    12.15.Ff  
masses, mass spectra, abundances, and isotopes # atomic    32.10.Bi  
massive, and order-disorder # constant-composition solid-solid phase transformations: polymorphic,    81.30.Hd  
material behavior   83.60.-a  
material processing (extension, molding, etc)   83.50.Uv  
material type   83.80.-k  
materials   28.52.Fa  
materials # amorphous and quasicrystalline magnetic    75.50.Kj  
materials # composite    72.80.Tm  
materials # composite    77.84.Lf  
materials # composite    78.66.Sq  
materials # conductivity of specific    72.80.-r  
materials # dielectric, piezoelectric, ferroelectric, and antiferroelectric    77.84.-s  
materials # doping and impurity implantation in other    61.72.Ww  
materials # electronic structure of bulk    71.  
materials # fine-particle systems; nanocrystalline    75.50.Tt  
materials # fullerenes and fullerene-related    61.48.+c  
materials # fullerenes and related    72.80.Rj  
materials # fullerenes and related    78.30.Na  
materials # fullerenes and related    78.40.Ri  
materials # fullerenes and related    78.66.Tr  
materials # fullerenes and related    81.05.Tp  
materials # high coercivity    75.50.Vv  
materials # infrared transmitting    42.70.Km  
materials # intrinsic properties of magnetically ordered    75.30.-m  
materials # laser    42.70.Hj  
materials # light-sensitive    42.70.Gi  
materials # magnetic properties and    75.  
materials # magnetic recording    75.50.Ss  
materials # mechanical properties of nanoscale    62.25.+g  
materials # nanocrystalline    61.82.Rx  
materials # nanocrystalline    81.07.Bc  
materials # nonmetallic ferromagnetic    75.50.Dd  
materials # optical    42.70.-a  
materials # other nonlinear optical materials; photorefractive and semiconductor    42.70.Nq  
materials # other solid inorganic    78.55.Hx  
materials # other topics in magnetic properties and    75.90.+w  
materials # phase diagrams of other    81.30.Dz  
materials # phonons or vibrational states in low-dimensional structures and nanoscale    63.22.+m  
materials # photonic bandgap    42.70.Qs  
materials # polymers and plastics; rubber; synthetic and natural fibers; organometallic and organic    81.05.Lg  
materials # porous    78.55.Mb  
materials # porous materials; granular    81.05.Rm  
materials # powders, porous    61.43.Gt  
materials # radiation effects on specific    61.82.-d  
materials # solid organic    78.55.Kz  
materials # structural and shielding    28.41.Qb  
materials # structural transitions in nanoscale    64.70.Nd  
materials # studies of specific magnetic    75.50.-y  
materials # vacuum chambers, auxiliary apparatus, and    07.30.Kf  
materials (e.g. blood, collagen, etc.) # physiological    83.80.Lz  
materials (e.g. wood and other vegetable materials) # other natural    83.80.Mc  
materials (including neutron and spin-polarized electron studies, synchrotron-source x-ray scattering, etc.) # spin arrangements in magnetically ordered    75.25.+z  
materials and its effects on microstructure and properties # treatment of    81.40.-z  
materials and structures # optical properties of nanoscale    78.67.-n  
materials and structures: fabrication and characterization # nanoscale    81.07.-b  
materials and thin films # optical properties of bulk    78.20.-e  
materials processing # methods of materials synthesis and    81.20.-n  
materials science   81.  
materials science # other topics in    81.90.+c  
materials synthesis and materials processing # methods of    81.20.-n  
materials synthesis and processing # aerosols in    81.20.Rg  
materials testing and analysis # methods of    81.70.-q  
materials) # other natural materials (e.g. wood and other vegetable    83.80.Mc  
materials: clusters, nanoparticles, nanotubes, and nanocrystals # electronic structure of nanoscale    73.22.-f  
materials: clusters, nanoparticles, nanotubes, and nanocrystals # nanoscale    61.46.+w  
materials: Earth, magma, ice, rocks, etc. # geological    83.80.Nb  
materials: fabrication, treatment, testing and analysis # specific    81.05.-t  
materials: theory, design, and fabrication # new    81.05.Zx  
materials; granular materials # porous    81.05.Rm  
materials; intercalation compounds # fullerenes and related    71.20.Tx  
materials; optical storage media # holographic recording    42.70.Ln  
materials; photorefractive and semiconductor materials # other nonlinear optical    42.70.Nq  
mathematical and relativistic aspects of cosmology; quantum cosmology   98.80.Hw  
mathematical aspects # general theory and    87.10.+e  
mathematical geodesy; general theory   91.10.By  
mathematical methods in physics   02.  
mathematical methods in physics # other topics in    02.90.+p  
mathematical methods in physics) # computational methods in continuum mechanics (see also 02.70.-c computational techniques in    46.15.-x  
mathematical procedures and computer techniques   95.75.Pq  
mathematical techniques in atomic and molecular physics (excluding electron correlation calculations) # calculations and    31.15.-p  
matrices # exact S    11.55.Ds  
matrix # analytic properties of S    11.55.Bq  
matrix elements # determination of Kobayashi - Maskawa    12.15.Hh  
matrix elements # multipole    23.20.Js  
matrix elements and nuclear structure # relation with nuclear    23.40.Hc  
matrix theory   02.10.Yn  
matter # cosmic-ray effects in meteorites and terrestrial    96.40.Vw  
matter # electronic transport in condensed    72.  
matter # interactions of particles and radiation with    78.70.-g  
matter # mechanical and acoustical properties of condensed    62.  
matter # nuclear    21.65.+f  
matter # optical properties, condensed-matter spectroscopy and other interactions of radiation and particles with condensed    78.  
matter # other topics in electronic transport in condensed    72.90.+y  
matter # other topics in mechanical and acoustical properties of condensed    62.90.+k  
matter # other topics in nonelectronictransport properties of condensed    66.90.+r  
matter # other topics in optical properties, condensed matter spectroscopy and other interactions of particles and radiation with condensed    78.90.+t  
matter # other topics in thermal properties of condensed    65.90.+i  
matter # thermal properties of condensed    65.  
matter # time-resolved optical spectroscopies and other ultrafast optical measurements in condensed    78.47.+p  
matter (nonelectronic) # transport properties of condensed    66.  
matter (stellar, interstellar, galactic, and cosmological) # dark    95.35.+d  
matter aspects of neutron stars # nuclear    26.60.+c  
matter spectroscopy and other interactions of particles and radiation with condensed matter # other topics in optical properties, condensed    78.90.+t  
matter waves   03.75.-b  
matter, and bulge (including black hole and distance measurements) # galactic center, bar, circumnuclear    98.35.Jk  
matter, and bulges # galactic nuclei (including black holes), circumnuclear    98.62.Js  
matter, Moessbauer effect # magnetic resonances and relaxations in condensed    76.  
matter: electonic structure, electrical , magnetic, and optical properties # condensed    70.  
matter: structural, mechanical and thermal properties # condensed    60.  
matter; cooling flows # intracluster    98.65.Hb  
matter; quasar absorption and emission-line systems; Lyman forest # intergalactic    98.62.Ra  
matter; related experiments # quantum description of interaction of light and    42.50.Ct  
Maxwell equations # classical electromagnetism,    03.50.De  
Maxwell spacetimes, spacetimes with fluids, radiation or classical fields # Einstein -    04.40.Nr  
mean free paths # relaxation times and    72.15.Lh  
measure and integration   02.30.Cj  
measurement # extensional flow    83.85.Rx  
measurement # low LET: associated neutron shielding and    87.52.Ga  
measurement # radiation    87.66.-a  
measurement and error theory   06.20.Dk  
measurement methods and techniques in continuum mechanics of solids   46.80.+j  
measurement of fiber parameters # fiber testing and    42.81.Cn  
measurement theory # foundations of quantum mechanics;    03.65.Ta  
measurements # angular distribution and correlation    23.20.En  
measurements # electric and magnetic    52.70.Ds  
measurements # electron and positron dosimetry:    87.53.Hv  
measurements # instruments for environmental pollution    07.88.+y  
measurements # magnetometers for magnetic field    07.55.Ge  
measurements # magnetometers for susceptibility, magnetic moment, and magnetization    07.55.Jg  
measurements # nonclassical field states; squeezed, antibunched, and sub-Poissonian states; operational definitions of the phase of the field; phase    42.50.Dv  
measurements # normal stress difference    83.85.Lq  
measurements # novel experimental methods;    73.43.Fj  
measurements # optical (ultraviolet, visible, infrared)    52.70.Kz  
measurements # particle    52.70.Nc  
measurements # photon dosimetry:    87.53.Dq  
measurements # proton, neutron, and heavier particle dosimetry:    87.53.Qc  
measurements # radio-frequency and microwave    52.70.Gw  
measurements # viscosity    83.85.Jn  
measurements # x-ray and gamma-ray    52.70.La  
measurements (including voltage, current, resistance, capacitance, inductance, impedance, and admittance, etc.) # electric variable    84.37.+q  
measurements - rheometry # rheological    83.85.Cg  
measurements and instrumentation # acoustical    43.58.+z  
measurements and instruments # gravimetric    91.10.Pp  
measurements and modeling of molecule migration in zeolites   82.75.Jn  
measurements and scanning # quantitative    87.58.Vr  
measurements and simulation of properties (optical, structural) of molecules in zeolites   82.75.Mj  
measurements and simulations # structure,    68.03.Hj  
measurements and simulations # structure,    68.05.Cf  
measurements and simulations # structure,    68.08.De  
measurements and simulations # structure:    68.18.Fg  
measurements common to several branches of physics and astronomy   06.30.-k  
measurements in condensed matter # time-resolved optical spectroscopies and other ultrafast optical    78.47.+p  
measurements or simulations) # mechanism and kinetics of catalysis in zeolites (   82.75.Qt  
measurements) # galactic center, bar, circumnuclear matter, and bulge (including black hole and distance    98.35.Jk  
measurements, and laboratory procedures # metrology,    06.  
measurements, and laboratory procedures # other topics in metrology,    06.90.+v  
measurements; effective mass, g factor # fermi surface: calculations and    71.18.+y  
mechanical alloying, and granulation # powder processing: powder metallurgy, compaction, sintering,    81.20.Ev  
mechanical analysis) # small amplitude oscillatory shear (dynamic    83.85.Vb  
mechanical and acoustical properties   68.60.Bs  
mechanical and acoustical properties of condensed matter   62.  
mechanical and acoustical properties of condensed matter # other topics in    62.90.+k  
mechanical and elastic waves; vibrations   62.30.+d  
mechanical and thermal properties # condensed matter: structural,    60.  
mechanical contacts # tribology and    46.55.+d  
mechanical effects of light on atoms, molecules, and ions   32.80.Lg  
mechanical effects of light on atoms, molecules, electrons, and ions   42.50.Vk  
mechanical instruments AND equipment   07.10.-h  
mechanical properties   87.15.La  
mechanical properties of fluids   47.17.+e  
mechanical properties of liquids   62.10.+s  
mechanical properties of nanoscale materials   62.25.+g  
mechanical properties of solids   62.20.-x  
mechanical properties of tissues and organs   87.19.Rr  
mechanical properties; compressibility   51.35.+a  
mechanical properties; surface strains   68.35.Gy  
mechanical resonances # anelasticity, internal friction, stress relaxation, and    62.40.+i  
mechanical systems # control of    45.80.+r  
mechanical testing, impact tests, static and dynamic loads   81.70.Bt  
mechanical wave propagation (including diffraction, scattering, and dispersion)   46.40.Cd  
mechanical waves # vibrations and    46.40.-f  
mechanics # applied fluid    47.85.-g  
mechanics # celestial    45.50.Pk  
mechanics # classical statistical    05.20.-y  
mechanics # computational methods in classical    45.10.-b  
mechanics # continuum    83.10.Ff  
mechanics # elecreomagnetism, optics, acoustics, heat transfer, classical mechanics and fluid    40.  
mechanics # formalisms in classical    45.20.-d  
mechanics # geometric    02.40.Yy  
mechanics # Lagrangian and Hamiltonian    45.20.Jj  
mechanics # Newtonian    45.20.Dd  
mechanics # quantum    03.65.-w  
mechanics # quantum statistical    05.30.-d  
mechanics (including n-body problems) # celestial    95.10.Ce  
mechanics (see also 02.70.-c computational techniques in mathematical methods in physics) # computational methods in continuum    46.15.-x  
mechanics and fluid mechanics # elecreomagnetism, optics, acoustics, heat transfer, classical    40.  
mechanics of adsorbates # statistical    68.43.De  
mechanics of classical fluids # statistical    05.20.Jj  
mechanics of discrete systems # classical    45.  
mechanics of discrete systems # general theory of classical    45.05.+x  
mechanics of discrete systems # other topics in classical    45.90.+t  
mechanics of lattice vibrations and displacive phase transitions # statistical    63.70.+h  
mechanics of model systems # order-disorder transformations; statistical    64.60.Cn  
mechanics of solids # continuum    46.  
mechanics of solids # general theory of continuum    46.05.+b  
mechanics of solids # measurement methods and techniques in continuum    46.80.+j  
mechanics of solids # other topics in continuum    46.90.+s  
mechanics to structures # application of continuum    46.70.-p  
mechanics, fatigue and cracks # fracture    46.50.+a  
mechanics, field theories, and special relativity # quantum    03.  
mechanics; measurement theory # foundations of quantum    03.65.Ta  
mechanism and kinetics of catalysis in zeolites (measurements or simulations)   82.75.Qt  
mechanisms # general theory, scattering    72.20.Dp  
mechanisms # magnetization reversal    75.60.Jk  
mechanisms # specific chemical reactions; reaction    82.30.-b  
mechanisms # theory of electronic transport; scattering    72.10.-d  
mechanisms and Kondo effect # scattering    72.15.Qm  
mechanisms, magnitude, moment frequency spectrum) # seismic sources (   91.30.Bi  
mechanisms; polarization # radiation    95.30.Gv  
media # flows through porous    47.55.Mh  
media # heat flow in porous    44.30.+v  
media # holographic recording materials; optical storage    42.70.Ln  
media # publications in electronic    01.30.Xx  
media # random phenomena and    46.65.+g  
media # reactions in sol gels, aerogels, porous    82.33.Ln  
media # reactions in various    82.33.-z  
media # wave propagation in random    42.25.Dd  
media and classical fields in curved spacetime # self-gravitating systems; continuous    04.40.-b  
medical applications # biological and    42.62.Be  
medical imaging equipment   87.62.+n  
medical imaging: general   87.57.-s  
medical physics # biological and    87.  
medical physics # other topics in biological and    87.90.+y  
medical physics # spectroscopic and microscopic techniques in biophysics and    87.64.-t  
medical physics (effects of accelerations, weightlessness, and space environment) # aerospace bio- and    87.65.+y  
medicine imaging, dosimetry, labeling, metabolic studies # nuclear    87.58.-b  
medium (ICM); hot and highly ionized gas; bubbles # intercloud    98.38.Kx  
medium (ICM); hot and highly ionized gas; bubbles # intercloud    98.58.Kh  
medium (ISM) and nebulae in external galaxies # interstellar    98.58.-w  
medium (ISM) and nebulae in Milky_Way # interstellar    98.38.-j  
medium; galactic and extragalactic objects and systems; the Universe # other topics on stellar systems; interstellar    98.90.+s  
medium; galactic and extragalactic objects and systems; the Universe # stellar systems; interstellar    98.  
melting and refining # growth from melts; zone    81.10.Fq  
melts # polymer    83.80.Sg  
melts, solutions, and surface layers on liquids) # liquid phase epitaxy; deposition from liquid phases (   81.15.Lm  
melts; swelling # macromolecular and polymer solutions; polymer    61.25.Hq  
melts; zone melting and refining # growth from    81.10.Fq  
membrane-protein interactions # molecular interactions;    87.15.Kg  
membraneprocesses # ion exchange, dialysis, osmosis, electro-osmosis,    82.39.Wj