Upload qrels (1).csv
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qrels (1).csv
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| 1 |
+
query_id,query,relevant_docs_gt_0
|
| 2 |
+
1,"what similarity laws must be obeyed when constructing aeroelastic models
|
| 3 |
+
of heated high speed aircraft .","['184', '29', '31', '12', '51', '102', '13', '14', '15', '57', '378', '859', '185', '30', '37', '52', '142', '195', '875', '56', '66', '95', '462', '497', '858', '876', '879', '880']"
|
| 4 |
+
2,"what are the structural and aeroelastic problems associated with flight
|
| 5 |
+
of high speed aircraft .","['12', '15', '184', '858', '51', '102', '202', '14', '52', '380', '746', '859', '948', '285', '390', '391', '442', '497', '643', '856', '857', '877', '864', '658']"
|
| 6 |
+
4,"what problems of heat conduction in composite slabs have been solved so
|
| 7 |
+
far .","['236', '166']"
|
| 8 |
+
8,"can a criterion be developed to show empirically the validity of flow
|
| 9 |
+
solutions for chemically reacting gas mixtures based on the simplifying
|
| 10 |
+
assumption of instantaneous local chemical equilibrium .","['48', '122', '20', '58', '196', '354', '360', '197', '999', '1112', '1005']"
|
| 11 |
+
9,"what chemical kinetic system is applicable to hypersonic aerodynamic
|
| 12 |
+
problems .","['21', '22', '550']"
|
| 13 |
+
10,"what theoretical and experimental guides do we have as to turbulent
|
| 14 |
+
couette flow behaviour .","['259', '405', '302', '436', '437', '438', '998', '1011']"
|
| 15 |
+
12,"is it possible to relate the available pressure distributions for an
|
| 16 |
+
ogive forebody at zero angle of attack to the lower surface pressures of
|
| 17 |
+
an equivalent ogive forebody at angle of attack .","['86', '194', '650', '649', '652']"
|
| 18 |
+
13,"what methods -dash exact or approximate -dash are presently available
|
| 19 |
+
for predicting body pressures at angle of attack.","['64', '265', '65', '311']"
|
| 20 |
+
15,papers on internal /slip flow/ heat transfer studies .,"['463', '462']"
|
| 21 |
+
18,"are real-gas transport properties for air available over a wide range of
|
| 22 |
+
enthalpies and densities .","['196', '197', '198']"
|
| 23 |
+
22,"is it possible to find an analytical, similar solution of the strong
|
| 24 |
+
blast wave problem in the newtonian approximation .",['68']
|
| 25 |
+
23,"how can the aerodynamic performance of channel flow ground effect
|
| 26 |
+
machines be calculated .","['900', '902', '200', '201', '601', '899', '903', '593', '199', '594', '901', '544', '597', '749', '917', '919', '1333', '634', '687', '698', '1290', '700', '704', '705', '1109', '1112', '1141', '1197', '1256', '1259', '1272', '1289']"
|
| 27 |
+
26,what is the basic mechanism of the transonic aileron buzz .,"['145', '611', '376', '406', '565', '1076']"
|
| 28 |
+
27,papers on shock-sound wave interaction .,"['224', '278', '428']"
|
| 29 |
+
29,material properties of photoelastic materials .,"['250', '514', '609', '225', '793', '464', '465', '612', '466']"
|
| 30 |
+
31,"can the transverse potential flow about a body of revolution be
|
| 31 |
+
calculated efficiently by an electronic computer .",['776']
|
| 32 |
+
32,"can the three-dimensional problem of a transverse potential flow about
|
| 33 |
+
a body of revolution be reduced to a two-dimensional problem .","['465', '249', '777', '778', '247', '250']"
|
| 34 |
+
33,"are experimental pressure distributions on bodies of revolution at angle
|
| 35 |
+
of attack available .","['252', '431', '141']"
|
| 36 |
+
34,"does there exist a good basic treatment of the dynamics of re-entry
|
| 37 |
+
combining consideration of realistic effects with relative simplicity of
|
| 38 |
+
results .","['252', '431', '672', '714', '799', '800']"
|
| 39 |
+
35,"has anyone formally determined the influence of joule heating, produced
|
| 40 |
+
by the induced current, in magnetohydrodynamic free convection flows
|
| 41 |
+
under general conditions .","['166', '167', '132']"
|
| 42 |
+
39,"why does the compressibility transformation fail to correlate the high
|
| 43 |
+
speed data for helium and air .","['272', '555', '24', '283', '552', '79', '207', '418', '557', '554', '556', '505', '1257']"
|
| 44 |
+
40,"did anyone else discover that the turbulent skin friction is not over
|
| 45 |
+
sensitive to the nature of the variation of the viscosity with
|
| 46 |
+
temperature .","['24', '283', '552', '272', '85', '976', '557', '558', '553', '554', '555', '556']"
|
| 47 |
+
41,what progress has been made in research on unsteady aerodynamics .,"['288', '289', '433']"
|
| 48 |
+
49,"what are the factors which influence the time required to invert large
|
| 49 |
+
structural matrices .","['320', '478']"
|
| 50 |
+
50,"does a practical flow follow the theoretical concepts for the
|
| 51 |
+
interaction between adjacent blade rows of a supersonic cascade .","['326', '629', '21', '94', '22', '306']"
|
| 52 |
+
51,"what is a single approximate formula for the displacement thickness of
|
| 53 |
+
a laminar boundary layer in compressible flow on a flat plate .","['94', '23', '105', '381', '192', '326', '63', '494', '629', '261']"
|
| 54 |
+
52,"how is the design of ring or part ring wings by linear theory affected
|
| 55 |
+
by thickness .","['21', '22', '306', '326']"
|
| 56 |
+
53,what application has the linear theory design of curved wings .,"['296', '33', '446', '447', '448', '449', '208', '297', '298', '299']"
|
| 57 |
+
54,"what is the effect of cross sectional shape on the flow over simple
|
| 58 |
+
delta wings with sharp leading edges .","['84', '24', '101', '294', '628', '661', '364', '365', '560']"
|
| 59 |
+
55,papers on flow visualization on slender conical wings .,"['16', '375', '460', '378', '255', '271', '376', '377', '562', '502']"
|
| 60 |
+
56,"what size of end plate can be safely used to simulate two-dimensional
|
| 61 |
+
flow conditions over a bluff cylindrical body of finite aspect ratio .","['380', '749', '1339', '14', '705', '779', '780', '379', '643', '686']"
|
| 62 |
+
57,"to find an approximate correction for thickness in slender thin-wing
|
| 63 |
+
theory .","['380', '593', '746', '914', '14', '379', '705', '779', '780', '704', '12', '15', '857', '859']"
|
| 64 |
+
58,"how do interference-free longitudinal stability measurements (made
|
| 65 |
+
using free-flight models) compare with similar measurements made in
|
| 66 |
+
a low-blockage wind tunnel .","['788', '785', '786', '787', '23', '381', '382', '784', '789']"
|
| 67 |
+
59,"have wind tunnel interference effects been investigated on a systematic
|
| 68 |
+
basis .","['788', '785', '786', '787']"
|
| 69 |
+
61,"are there any papers dealing with acoustic wave propagation in reacting
|
| 70 |
+
gases .","['565', '566', '564', '1159', '661']"
|
| 71 |
+
62,"has anyone investigated relaxation effects on gaseous heat transfer to a
|
| 72 |
+
suddenly heated wall .","['566', '567', '1084', '1078', '1081']"
|
| 73 |
+
66,are there any theoretical methods for predicting base pressure .,"['664', '629', '180', '659', '660']"
|
| 74 |
+
67,does transition in the hypersonic wake depend on body geometry and size,"['2', '3', '664', '629', '323', '324', '393', '128', '180', '394', '659', '389', '4', '1302']"
|
| 75 |
+
68,how can one detect transition phenomena in boundary layers .,"['662', '101', '460', '661', '62']"
|
| 76 |
+
69,how can one detect transition phenomena in hypersonic wakes .,"['458', '570', '977', '62', '336']"
|
| 77 |
+
71,"has anyone investigated and developed a simple model for the vortex
|
| 78 |
+
wake behind a cruciform wing .","['569', '571', '1355', '101', '655', '1213', '798', '572']"
|
| 79 |
+
72,"what is a criterion that the transonic flow around an airfoil with a
|
| 80 |
+
round leading edge be validly analyzed by the linearized transonic flow
|
| 81 |
+
theory .","['21', '324', '630', '94', '664', '304', '128', '323', '663', '570', '494', '305', '309', '571', '655', '388', '62']"
|
| 82 |
+
74,"can the transonic flow around an arbitrary smooth thin airfoil be
|
| 83 |
+
analysed in a simple approximate way .","['576', '656', '575', '317', '574', '578']"
|
| 84 |
+
79,"what are the details of the rigorous kinetic theory of gases .
|
| 85 |
+
(chapman-enskog theory) .","['597', '598', '688', '708', '713']"
|
| 86 |
+
80,"has anyone investigated the effect of surface mass transfer on
|
| 87 |
+
hypersonic viscous interactions .","['594', '597', '596', '598']"
|
| 88 |
+
81,"what is the combined effect of surface heat and mass transfer on
|
| 89 |
+
hypersonic flow .","['672', '799']"
|
| 90 |
+
82,"what are the existing solutions for hypersonic viscous interactions over
|
| 91 |
+
an insulated flat plate .","['676', '677', '678', '679', '205']"
|
| 92 |
+
83,what controls leading-edge attachment at transonic speeds .,"['680', '681', '682', '683']"
|
| 93 |
+
84,"can the three-point boundary-value problem for the blasius equation
|
| 94 |
+
be integrated numerically, using suitable transformations, without
|
| 95 |
+
iteration on the boundary conditions .","['606', '406', '608', '142', '294', '354', '522', '962', '1192', '1213', '873']"
|
| 96 |
+
85,"what are the effects of small amounts of gas rarefaction on the
|
| 97 |
+
characteristics of the boundary layers on slender bodies of revolution .","['608', '406', '606', '710']"
|
| 98 |
+
86,"what is the available information pertaining to boundary layers on very
|
| 99 |
+
slender bodies of revolution in continuum flow (the ?transverse
|
| 100 |
+
curvature effect) .","['594', '790']"
|
| 101 |
+
87,"what is the available information pertaining to the effect of slight
|
| 102 |
+
rarefaction on boundary layer flows (the ?slip? effect) .","['606', '611', '562', '50', '236', '609', '612', '406']"
|
| 103 |
+
93,"what investigations have been made of the flow field about a body moving
|
| 104 |
+
through a rarefied, partially ionized gas in the presence of a magnetic
|
| 105 |
+
field .",['691']
|
| 106 |
+
94,"how is the heat transfer downstream of the mass transfer region effected
|
| 107 |
+
by mass transfer at the nose of a blunted cone .","['24', '283', '294', '559', '689', '690', '101', '1393', '354', '1104', '1161', '1395']"
|
| 108 |
+
95,"to what extent can the available information for incompressible boundary
|
| 109 |
+
layers be applied to problems involving compressible boundary layers .","['283', '662']"
|
| 110 |
+
97,"to what extent can readily available steady-state aerodynamic data be
|
| 111 |
+
utilized to predict lifting-surface flutter characteristics .","['699', '700', '701', '698', '1289', '702', '703', '779', '1339', '681']"
|
| 112 |
+
98,"what are the significant steady and non-steady flow characteristics
|
| 113 |
+
which affect the flutter mechanism .","['713', '708', '709', '711', '712']"
|
| 114 |
+
99,"is it possible to determine rates of forced convective heat transfer
|
| 115 |
+
from heated cylinders of non-circular cross-section, (the fluid flow
|
| 116 |
+
being along the generators) .","['717', '719', '1001', '1379']"
|
| 117 |
+
100,"how much is known about boundary layer flows along non-circular
|
| 118 |
+
cylinders .","['821', '822', '824', '820', '823', '825', '1122', '1051', '1121']"
|
| 119 |
+
101,"is there any simple, but practical, method for numerical integration
|
| 120 |
+
of the mixing problem (i.e. the blasius problem with three-point
|
| 121 |
+
boundary conditions) .","['817', '818', '819', '820', '825', '824']"
|
| 122 |
+
102,"does there exist a closed-form expression for the local heat transfer
|
| 123 |
+
around a yawed cylinder .","['728', '913', '910', '911']"
|
| 124 |
+
103,"how far around a cylinder and under what conditions of flow, if any,
|
| 125 |
+
is the velocity just outside of the boundary layer a linear function of
|
| 126 |
+
the distance around the cylinder .","['826', '828']"
|
| 127 |
+
104,where can i find pressure data on surfaces of swept cylinders .,"['833', '834', '835', '836', '837']"
|
| 128 |
+
105,"can't the static deflection shapes be used in predicting flutter in
|
| 129 |
+
place of vibrational shapes . if so, can we provide a justification by
|
| 130 |
+
means of an example .","['848', '844', '845', '846', '847']"
|
| 131 |
+
106,"does the boundary layer on a flat plate in a shear flow induce a
|
| 132 |
+
pressure gradient .","['847', '846', '849', '844', '845']"
|
| 133 |
+
107,"can the procedure of matching inner and outer solutions for a viscous
|
| 134 |
+
flow problem be applied when the main stream is a shear flow .","['725', '728', '729', '911', '720', '75', '909']"
|
| 135 |
+
108,"can series expansions be found for the boundary layer on a flat plate in
|
| 136 |
+
a shear flow .","['724', '726', '727', '75', '909', '720', '723']"
|
| 137 |
+
109,"what possible techniques are available for computing the injection
|
| 138 |
+
distribution corresponding to an isothermal transpiration cooled
|
| 139 |
+
hemisphere .","['860', '861', '606', '980', '12']"
|
| 140 |
+
110,"what is known regarding asymptotic solutions to the exact boundary layer
|
| 141 |
+
equations .","['862', '863', '31', '1174']"
|
| 142 |
+
111,previous solutions to the boundary layer similarity equations .,"['15', '391', '864', '914', '392', '627', '658']"
|
| 143 |
+
112,experimental results on hypersonic viscous interaction .,"['731', '730']"
|
| 144 |
+
113,"what has been done about viscous interactions in relatively low reynolds
|
| 145 |
+
number flows, particularly at high mach numbers .","['746', '748', '749', '265']"
|
| 146 |
+
114,"what role does the effect of chemical reaction (particularly when out of
|
| 147 |
+
equilibrium) play in the similitude laws governing hypersonic flows over
|
| 148 |
+
slender aerodynamic bodies .","['919', '916', '920', '921']"
|
| 149 |
+
116,"how significant is the possible pressure of a dissociated free stream
|
| 150 |
+
with respect to the realization of hypersonic simulation in high
|
| 151 |
+
enthalpy wind tunnels .","['922', '360', '605', '927', '492']"
|
| 152 |
+
118,"do the discrepancies among current analyses of the vorticity effect
|
| 153 |
+
on stagnation-point heat transfer result primarily from the
|
| 154 |
+
differences in the viscosity-temperature law assumed .","['923', '924', '925']"
|
| 155 |
+
119,"how far can one trust the linear viscosity-temperature solution
|
| 156 |
+
assumed in some of the analyses of hypersonic shock layer at low
|
| 157 |
+
reynolds number .",['926']
|
| 158 |
+
120,"how close is the comparison of the shock layer theory with existing
|
| 159 |
+
experiments in the low reynolds number (merged-layer) regime .","['829', '887', '890', '885', '886', '888', '889', '1146', '891']"
|
| 160 |
+
121,"has anyone explained the kink in the surge line of a multi-stage
|
| 161 |
+
axial compressor .","['885', '886', '1146', '887', '888', '890', '891']"
|
| 162 |
+
122,"have any aerodynamic derivatives been measured at hypersonic mach
|
| 163 |
+
numbers and comparison been made with theoretical work .","['931', '932', '934', '935', '936', '937', '938', '957', '1131']"
|
| 164 |
+
123,"are methods of measuring aerodynamic derivatives available which
|
| 165 |
+
could be adopted for use in short running time facilities .","['966', '967']"
|
| 166 |
+
126,"what are wind-tunnel corrections for a two-dimensional aerofoil
|
| 167 |
+
mounted off-centre in a tunnel .","['974', '1326', '187', '969', '970', '971', '972', '973']"
|
| 168 |
+
128,"how do kuchemann's and multhopp's methods for calculating lift
|
| 169 |
+
distributions on swept wings in subsonic flow compare with each other and with
|
| 170 |
+
experiment .","['985', '990']"
|
| 171 |
+
130,what is the present state of the theory of quasi-conical flows .,"['766', '858', '859', '1008', '12']"
|
| 172 |
+
131,"references on the methods available for accurately estimating
|
| 173 |
+
aerodynamic heat transfer to conical bodies for both laminar and turbulent
|
| 174 |
+
flow .","['1014', '1020', '1013', '1016', '1017', '1012', '1018', '1019']"
|
| 175 |
+
132,"what parameters can seriously influence natural transition
|
| 176 |
+
from laminar to turbulent flow on a model in a wind tunnel .","['1014', '1013', '1015', '1016', '1012', '1018', '1019', '1017', '951', '1023', '1020', '952', '1024', '1025', '1026']"
|
| 177 |
+
133,"can a satisfactory experimental technique be developed for measuring
|
| 178 |
+
oscillatory derivatives on slender sting-mounted models in supersonic
|
| 179 |
+
wind tunnels .","['1020', '1018', '1019', '1024', '1012', '1016', '1022']"
|
| 180 |
+
135,"what effect has the boundary layer in modifying the basic inviscid flow
|
| 181 |
+
behind the shock, neglecting effects of leading edge and corner .","['1018', '1017', '1023', '1024', '1025', '1026', '950', '1016']"
|
| 182 |
+
136,"how does a satellite orbit contract under the action of air drag in
|
| 183 |
+
an atmosphere in which the scale height varies with altitude .","['1021', '1022', '1034']"
|
| 184 |
+
137,"how is the flow at transonic speeds about a delta wing different
|
| 185 |
+
from that on a closely-related tapered sweptback wing .","['1029', '1034', '951', '1021']"
|
| 186 |
+
138,recent data on shock-induced boundary-layer separation .,"['846', '1036']"
|
| 187 |
+
139,what interference effects are likely at transonic speeds .,"['1031', '1032', '1035', '1037']"
|
| 188 |
+
140,"given complete freedom in the design of an airplane, what procedure
|
| 189 |
+
would be used in order to minimize sonic boom intensity, and is there a
|
| 190 |
+
limit to the degree of minimizing that can be accomplished .","['1038', '1039', '1041', '1042', '1043', '1044']"
|
| 191 |
+
141,"can methane-air combustion product be used as a hypersonic test
|
| 192 |
+
medium and predict, within experimental accuracies, the results
|
| 193 |
+
obtained in air .","['1038', '1041', '1043', '1044', '1039', '1042']"
|
| 194 |
+
142,"what is the theoretical heat transfer rate at the stagnation point of a
|
| 195 |
+
blunt body .",['1042']
|
| 196 |
+
143,what is the theoretical heat transfer distribution around a hemisphere .,"['1043', '1044']"
|
| 197 |
+
145,"has anyone investigated the unsteady lift distributions on finite
|
| 198 |
+
wings in subsonic flow .","['763', '838', '839', '1045', '743', '852', '841']"
|
| 199 |
+
146,"what information is available for dynamic response of airplanes to
|
| 200 |
+
gusts or blasts in the subsonic regime .","['840', '1045']"
|
| 201 |
+
147,"will forward or apex located controls be effective at low subsonic
|
| 202 |
+
speeds and how do they compare with conventional trailing-edge
|
| 203 |
+
flaps .","['889', '1046', '1048', '1047', '1049', '1051', '1050', '843', '926', '822']"
|
| 204 |
+
148,"given that an uncontrolled vehicle will tumble as it enters an
|
| 205 |
+
atmosphere, is it possible to predict when and how it will stop
|
| 206 |
+
tumbling and its subsequent motion .","['889', '1048', '1050', '1046', '1049', '843']"
|
| 207 |
+
149,"what are the effects of initial imperfections on the elastic buckling of
|
| 208 |
+
cylindrical shells under axial compression .","['1057', '1058', '1059', '1052', '930', '931', '934', '936', '937', '938', '1131']"
|
| 209 |
+
150,"why does the incremental theory and the deformation theory of plastic
|
| 210 |
+
stress-strain relationship differ greatly when applied to stability
|
| 211 |
+
problems .","['1074', '1075']"
|
| 212 |
+
152,basic dynamic characteristics of structures continuous over many spans .,"['1076', '1077', '569', '572', '687', '655']"
|
| 213 |
+
153,is the information on the buckling of sandwich sphere available .,"['1078', '1083', '1084', '1080', '1081', '1082', '1085']"
|
| 214 |
+
154,"can the load deformation characteristics of a beam be obtained with the
|
| 215 |
+
material being inelastic and a non uniform temperature being present .","['1087', '1088']"
|
| 216 |
+
155,"what is the effect of an internal liquid column on the breathing
|
| 217 |
+
vibrations of a cylindrical shell .","['1103', '1100', '983', '1101', '1104', '1099']"
|
| 218 |
+
156,experimental techniques in shell vibration .,"['983', '1102', '1097', '1100', '274', '1096', '1098', '1099', '1103', '982', '1104', '553', '1101', '82']"
|
| 219 |
+
157,"in summarizing theoretical and experimental work on the behaviour of a
|
| 220 |
+
typical aircraft structure in a noise environment is it possible to
|
| 221 |
+
develop a design procedure .","['273', '1105', '1106', '93', '161', '302', '122', '666', '1107', '556', '25', '1011', '19', '35', '1355', '372', '410', '456', '36', '44', '215', '626', '1151', '354', '369', '370', '421', '557', '605', '655', '657', '689', '1307', '318', '423', '1304', '160', '482', '572']"
|
| 222 |
+
158,what data is there on the fatigue of structures under acoustic loading .,"['302', '1011', '552', '998', '1009', '1010', '273', '556']"
|
| 223 |
+
160,panels subjected to aerodynamic heating .,"['1134', '1137', '1138', '1135', '1136']"
|
| 224 |
+
161,"can increasing the edge loading of a plate beyond the critical value for
|
| 225 |
+
buckling change the buckling mode .","['54', '1386', '562', '336', '55', '996']"
|
| 226 |
+
163,"have the effects of an elastic edge restraint been considered in
|
| 227 |
+
previous papers on panel flutter .","['20', '56', '57']"
|
| 228 |
+
164,"has the solution of the clamped plate problem, in the classical theory
|
| 229 |
+
of bending, been reduced to two successive membrane boundary value
|
| 230 |
+
problems .","['311', '415', '416', '798', '316', '335', '1364', '1367']"
|
| 231 |
+
165,"what data exists on oscillatory aerodynamic forces on control surfaces
|
| 232 |
+
at transonic mach numbers .","['71', '72']"
|
| 233 |
+
167,"it is not likely that the airforces on a wing of general planform
|
| 234 |
+
oscillating in transonic flow can be determined by purely analytical
|
| 235 |
+
methods . is it possible to determine the airforces on a single
|
| 236 |
+
particular planform, such as the rectangular one by such method .","['274', '82']"
|
| 237 |
+
168,"is the problem of similarity for representative investigations of
|
| 238 |
+
aeroelastic effects in heated flow as intractable as previous investigations
|
| 239 |
+
imply .","['217', '774']"
|
| 240 |
+
169,"what is the magnitude and distribution of lift over the cone and the
|
| 241 |
+
cylindrical portion of a cone-cylinder configuration .","['118', '157', '774', '775']"
|
| 242 |
+
170,"is there any information on how the addition of a /boat-tail/ affects
|
| 243 |
+
the normal force on the body of various angles of incidence .","['139', '238', '239', '904', '906', '672']"
|
| 244 |
+
171,"what are the aerodynamic interference effects on the fin lift and body
|
| 245 |
+
lift of a fin-body combination .","['252', '431', '141']"
|
| 246 |
+
173,"what is the effect of initial axisymmetric deviations from circularity
|
| 247 |
+
on the non linear (large-deflection) load-deflection response of
|
| 248 |
+
cylinders under hydrostatic pressure .","['367', '451']"
|
| 249 |
+
175,"are previous analyses of circumferential thermal buckling of circular
|
| 250 |
+
cylindrical shells unnecessarily involved or even inaccurate due to the
|
| 251 |
+
assumed forms of buckling mode .","['351', '966', '967', '964', '965']"
|
| 252 |
+
176,"what papers are there dealing with circumferential buckling either
|
| 253 |
+
thermal buckling or due to mechanical loading .","['582', '583', '584', '585', '978', '586', '982']"
|
| 254 |
+
177,"what analytical investigations have been made of the stability of
|
| 255 |
+
conical shells . how do the results compare with experiment .","['588', '589', '592', '772', '590']"
|
| 256 |
+
181,"has any work been done on determining the nature of compressible
|
| 257 |
+
viscous flow in a straight channel .","['973', '974', '409', '997', '1061']"
|
| 258 |
+
182,"in what areas, other than low density wind tunnel flows, is viscous
|
| 259 |
+
compressible flow in slender channels a problem .
|
| 260 |
+
what analytical investigations have been made of the stability of
|
| 261 |
+
conical shells . how do the results compare with experiment .","['685', '686']"
|
| 262 |
+
183,jet interference with supersonic flow -dash experimental papers .,"['803', '808', '802', '807', '811', '253', '804', '805', '806', '809', '810', '1243', '1247']"
|
| 263 |
+
184,thrust vector control by fluid injection -dash papers .,"['32', '67', '715', '717', '716', '499', '1379']"
|
| 264 |
+
187,"is it possible to obtain a reasonably simple analytical solution to the
|
| 265 |
+
heat equation for an exponential (in time) heat input .","['838', '839', '840', '743', '842', '1045']"
|
| 266 |
+
189,"has anyone programmed a pump design method for a high-speed digital
|
| 267 |
+
computer .","['395', '866', '869', '865', '868', '870', '867', '872', '873']"
|
| 268 |
+
190,"has anyone derived simplified pump design equation from the fundamental
|
| 269 |
+
three-dimensional equations for incompressible nonviscous flow .","['15', '391', '285', '390', '864']"
|
| 270 |
+
196,"what are the flutter characteristics of the exposed skin panels of the
|
| 271 |
+
x-15 vertical stabilizer when subjected to aerodynamic heating .","['51', '185', '874', '878', '879', '880', '12', '875', '876', '202', '746', '13']"
|
| 272 |
+
200,"what agreement is found between theoretically predicted instability
|
| 273 |
+
times and experimentally measured collapse times for compressed columns
|
| 274 |
+
in creep .","['1134', '1137', '1138']"
|
| 275 |
+
201,theoretical studies of creep buckling .,"['552', '625', '1296', '93', '1151', '401', '110', '1391', '423', '541', '1295', '318', '1304', '160', '369', '482']"
|
| 276 |
+
202,experimental studies of creep buckling .,"['1303', '1304', '1309', '1306', '1308', '605', '602', '603', '604', '1110', '1305', '1310', '48', '232']"
|
| 277 |
+
203,"is it possible to correlate the results on the creep buckling of widely
|
| 278 |
+
different structures within the framework of a single theory .","['58', '1305', '1306', '602', '603', '604', '1307', '1310', '19', '232', '323', '688', '122', '1188']"
|
| 279 |
+
204,what are the experimental results for the creep buckling of columns .,"['572', '1311', '63', '540', '602', '603', '604', '1305', '1188', '307', '1213', '655', '1355', '68']"
|
| 280 |
+
205,"what are the results for the creep buckling of round tubes under
|
| 281 |
+
external pressure .","['1321', '1322']"
|
| 282 |
+
206,"have any analytical studies been conducted on the time-to-failure
|
| 283 |
+
mechanism associated with creep collapse for a long circular cylindrical
|
| 284 |
+
shell which exhibits both primary and secondary creep as well as elastic
|
| 285 |
+
deformations under various distributed force systems .","['1338', '1341', '1340']"
|
| 286 |
+
208,"has the effect of initial stresses, on the frequencies of vibration of
|
| 287 |
+
circular cylindrical shells, been investigated .","['163', '1344', '1345', '164', '1347', '1346']"
|
| 288 |
+
209,"has the effect of the change of initial pressure due to deformation, on
|
| 289 |
+
the frequencies of vibration of circular cylindrical shells been
|
| 290 |
+
investigated .","['1351', '1356', '1350', '187', '487', '45', '55', '316', '1383', '1385', '1106', '1228']"
|
| 291 |
+
210,"what are the discontinuity stresses at junctions in pressurized
|
| 292 |
+
structures .","['1171', '891', '1172', '1173', '1030', '1174']"
|
| 293 |
+
211,"what analytical solutions are available for stresses in edge-loaded
|
| 294 |
+
shells of revolution .","['891', '1172', '1173', '1174', '763', '769', '1030', '1031', '1033', '1052', '1068']"
|
| 295 |
+
212,"what dome contours minimize discontinuity stresses when used as closures
|
| 296 |
+
on cylindrical pressure vessels .","['888', '889', '1178', '885', '887', '886', '841', '1176', '1177', '890', '769', '891', '1173', '843']"
|
| 297 |
+
213,"what general solutions for the stresses in pressurized shells of
|
| 298 |
+
revolution are available .","['888', '885', '887', '889', '1178', '769', '1173', '1177', '886', '890', '843']"
|
| 299 |
+
214,"can studies of pure membrane cylinders having no wall bending stiffness
|
| 300 |
+
but maintaining their shape by virtue of internal pressure provide any
|
| 301 |
+
insight into the behaviour of pressurized cylinders with finite wall
|
| 302 |
+
stiffness .","['833', '1361', '1362', '1363']"
|
| 303 |
+
215,"what are the best experimental data and classical small deflection
|
| 304 |
+
theory analyses available for pressurized cylinders in bending .","['37', '35']"
|
| 305 |
+
216,"does a membrane theory exist by which the behaviour of pressurized
|
| 306 |
+
membrane cylinders in bending can be predicted .",['156']
|
| 307 |
+
217,"what are the equations which define the stability of simply supported
|
| 308 |
+
corrugated core sandwich cylinders .","['666', '667', '1258', '1394', '668', '670', '1204', '1391', '1395', '1300', '37', '559', '630', '1107', '1213']"
|
| 309 |
+
218,papers on small deflection theory for buckling of sandwich cylinders .,"['24', '101', '666', '667', '93', '1258', '1393', '559', '630', '662', '1104', '1107', '1204', '1213', '1300']"
|
| 310 |
+
219,"has anyone developed an analysis which accurately establishes the large
|
| 311 |
+
deflection behaviour of conical shells .","['1391', '666', '667', '1258', '1078', '1080', '1081', '1394', '1395', '1214', '1198', '1204', '1300', '559', '630', '662', '1107', '1213']"
|
| 312 |
+
223,"what is the magnitude of second-order wing-body interference
|
| 313 |
+
at high supersonic mach number .","['400', '1387', '1392', '1398']"
|
| 314 |
+
224,"what is the best theoretical method for calculating pressure on the
|
| 315 |
+
surface of a wing alone .","['656', '1313', '1317', '1316', '1318', '1319', '1157', '1274']"
|
| 316 |
+
225,"how can the effect of the boundary-layer on wing pressure be calculated,
|
| 317 |
+
and what is its magnitude .","['1379', '1305', '1304', '40', '293', '1309', '161', '421', '1377', '1378', '1381', '225', '1380', '448', '449', '1124', '1280', '433', '923', '924', '1062', '1074', '1075', '1213']"
|
| 318 |
+
226,how should the navier-stokes difference equations be solved .,[]
|
| 319 |
+
227,"which iterative method for solving linear elliptic
|
| 320 |
+
difference equations is most rapidly convergent .",[]
|
| 321 |
+
230,technical report on measurement of ablation during flight .,[]
|
| 322 |
+
231,"what qualitative and quantitative material is available on ablation
|
| 323 |
+
materials research .",[]
|
| 324 |
+
232,"have flow fields been calculated for blunt-nosed bodies and compared
|
| 325 |
+
with experiment for a wide range of free stream conditions and body
|
| 326 |
+
shapes .",[]
|
| 327 |
+
233,what are the available properties of high-temperature air .,[]
|
| 328 |
+
234,"what is the magnitude of aerodynamic damping in flexible vibration modes
|
| 329 |
+
of a slender body of revolution characteristic of launch vehicles .",[]
|
| 330 |
+
241,"compressive circumferential stresses in a torispherical shell reveal
|
| 331 |
+
the possibility of buckling under internal pressure . has anyone
|
| 332 |
+
investigated for which ranges of shell parameters these stresses are
|
| 333 |
+
sufficiently large to cause elastic buckling .",[]
|
| 334 |
+
245,"is there an integral method to give a single and sufficiently accurate
|
| 335 |
+
method of calculating the laminar separate point for various
|
| 336 |
+
incompressible and compressible boundary layers with zero heat transfer .",[]
|
| 337 |
+
246,"what accurate or exact solutions of the laminar separation point for
|
| 338 |
+
various incompressible and compressible boundary layers with zero heat
|
| 339 |
+
transfer are available .",[]
|
| 340 |
+
247,"can the hypersonic similarity results be applied to the technique of
|
| 341 |
+
predicting surface pressures of an ogive forebody at angle of attack .",[]
|
| 342 |
+
250,what determines the onset of shock-induced boundary-layer separation .,[]
|
| 343 |
+
251,"are the stable profiles of a compressible boundary layer induced by a
|
| 344 |
+
moving wave known .",[]
|
| 345 |
+
252,"are there experimental results on the stability of a compressible
|
| 346 |
+
boundary layer induced by a moving wave .",[]
|
| 347 |
+
253,"exact solution methods for calculating the ablative mass loss of a
|
| 348 |
+
material ablating at high temperatures in a hypersonic flight
|
| 349 |
+
environment .",[]
|
| 350 |
+
254,"what approximate solutions are known to the direct problem of transonic
|
| 351 |
+
flow in the throat of a nozzle, i.e. finding the flow in a given
|
| 352 |
+
nozzle .",[]
|
| 353 |
+
255,"what approximate solutions are known to the indirect problem of
|
| 354 |
+
transonic flow in the throat of a nozzle, i.e. finding a nozzle which
|
| 355 |
+
has a given axial velocity distribution .",[]
|
| 356 |
+
257,"why do users of orthodox pitot-static tubes often find that the
|
| 357 |
+
calibrations appear to be,. - (a) significantly different from those formerly
|
| 358 |
+
specified, (b) wildly variable at low reynolds numbers .",[]
|
| 359 |
+
259,"has a comparison been made between interference-free drag measurements
|
| 360 |
+
using free-flight models and similar measurements made in a low-blockage
|
| 361 |
+
wind tunnel .",[]
|
| 362 |
+
261,solution of the blasius problem with three-point boundary conditions .,[]
|
| 363 |
+
264,"references on lyapunov's method on the stability of linear
|
| 364 |
+
differential equations with periodic coefficients .",[]
|
| 365 |
+
265,"obtain all papers and reports that contain shock detachment distance
|
| 366 |
+
data .",[]
|
| 367 |
+
266,work on flow in channels at low reynolds numbers .,[]
|
| 368 |
+
267,"some approximate analytical heat conduction solutions using methods
|
| 369 |
+
other than biot's principle .",[]
|
| 370 |
+
268,"what mode of stalling can be expected for each stage of an axial
|
| 371 |
+
compressor .",[]
|
| 372 |
+
269,"has a criterion been established for determining the axial compressor
|
| 373 |
+
choking line .",[]
|
| 374 |
+
272,"has a theory of quasi-conical flows been developed, in supersonic
|
| 375 |
+
linearised theory, for which the upwash distribution on the lifting
|
| 376 |
+
surface, apart from being a homogeneous function in the
|
| 377 |
+
co-ordinate, is permitted to have a quite general functional form .",[]
|
| 378 |
+
273,how does scale height vary with altitude in an atmosphere .,[]
|
| 379 |
+
274,"jet interference with supersonic flows
|
| 380 |
+
theoretical papers .",[]
|
| 381 |
+
275,"effects of leading-edge bluntness on the flutter characteristics of some
|
| 382 |
+
square-planform double-wedge airfoils at mach numbers less than 15.4.",[]
|
| 383 |
+
277,"what factors have been shown to have a primary influence on sonic boom
|
| 384 |
+
strength .",[]
|
| 385 |
+
283,work on small-oscillation re-entry motions .,[]
|
| 386 |
+
284,experimental studies on panel flutter .,[]
|
| 387 |
+
285,"how can wing-body, flow field interference effects be approximated
|
| 388 |
+
rationally .",[]
|
| 389 |
+
288,"has anyone analytically or experimentally investigated the effects of
|
| 390 |
+
internal pressure on the buckling of circular-cylindrical shells under
|
| 391 |
+
bending .",[]
|
| 392 |
+
291,"what theoretical and experimental work has been done on the excitation
|
| 393 |
+
and response of typical structures in a noise environment .",[]
|
| 394 |
+
292,"is there a design method for calculating thermal fatigue endurances of
|
| 395 |
+
components of various types and sizes in a variety of circumstances .",[]
|
| 396 |
+
293,"will an analysis of panel flutter based on arbitrarily assumed modes of
|
| 397 |
+
deformation prove satisfactory, and if so, what is the minimum number
|
| 398 |
+
of modes that need be considered .",[]
|
| 399 |
+
294,"what is the criterion for true panel flutter, as opposed to small
|
| 400 |
+
amplitude vibration arising from acoustic disturbances .",[]
|
| 401 |
+
295,papers dealing with uniformly loaded sectors .,[]
|
| 402 |
+
296,general methods of solving clamped plate problems .,[]
|
| 403 |
+
297,"how can the analytical solution of the buckling strength of a uniform
|
| 404 |
+
circular cylinder loaded in axial compression be refined so as to lower
|
| 405 |
+
the buckling load .",[]
|
| 406 |
+
298,"in the problem of the buckling strength of uniform circular cylinders
|
| 407 |
+
loaded in axial compression, does the linear solution help with
|
| 408 |
+
improving the non-linear one .",[]
|
| 409 |
+
299,"the problem of similarity for representative investigation of
|
| 410 |
+
aeroelastic effects in a flow with the absence of heating effects .",[]
|
| 411 |
+
300,how is fatigue damage estimated using the normal long-hand method .,[]
|
| 412 |
+
301,"is there any information available on the difference in the effects of
|
| 413 |
+
various edge conditions on the buckling of cylindrical shells .",[]
|
| 414 |
+
303,"have non-linear large deflection analyses been conducted for shell
|
| 415 |
+
shapes other than conical .",[]
|
| 416 |
+
304,"are asymptotic methods sufficiently accurate in the determination of
|
| 417 |
+
pre-buckling stresses in torispherical shells, or must we resort to
|
| 418 |
+
numerical methods .",[]
|
| 419 |
+
306,"what are the nonequilibrium chemical constituents in the viscous shock
|
| 420 |
+
layer ahead of a blunt re-entry vehicle .",[]
|
| 421 |
+
314,"how accurate are existing analytical theories in estimating pressure
|
| 422 |
+
distributions on cones at incidence, at hypersonic speeds .",[]
|
| 423 |
+
315,"are simple empirical methods of any use for estimating pressure
|
| 424 |
+
distribution in cones .",[]
|
| 425 |
+
316,do viscous effects seriously modify pressure distributions .,[]
|
| 426 |
+
317,"has anyone investigated theoretically whether surface flexibility
|
| 427 |
+
can stabilize a laminar boundary layer .",[]
|
| 428 |
+
321,"how do subsonic and transonic flutter data measured in the new langley
|
| 429 |
+
transonic dynamics tunnel compare with similar data obtained in other
|
| 430 |
+
facilities .",[]
|
| 431 |
+
323,"how do large changes in new mass ratio quantitatively affect
|
| 432 |
+
wing-flutter boundaries .",[]
|
| 433 |
+
327,"what is the effect of the shape of the drag polar of a lifting
|
| 434 |
+
spacecraft on the amount of reduction in maximum deceleration obtainable by
|
| 435 |
+
continuously varying the aerodynamic coefficients during re-entry .",[]
|
| 436 |
+
331,"what are the physical significance and characteristics of separated
|
| 437 |
+
laminar and turbulent boundary layer flows .",[]
|
| 438 |
+
332,"has anyone analytically investigated the stabilizing influence of soft
|
| 439 |
+
elastic cores on the buckling strength of cylindrical shells subjected
|
| 440 |
+
to non-uniform external pressure .",[]
|
| 441 |
+
333,"what papers are available on the buckling of empty cylindrical shells
|
| 442 |
+
under non-uniform pressure .",[]
|
| 443 |
+
335,"what effect do thermal stresses have on the compressive buckling
|
| 444 |
+
strength of ring-stiffened cylinders .",[]
|
| 445 |
+
336,"what is the effect on cylinder buckling of a circumferential stress
|
| 446 |
+
system that varies in the axial direction .",[]
|
| 447 |
+
338,"can non-linear shallow shell analysis be reduced to an engineering
|
| 448 |
+
technique by use of the matrix .",[]
|
| 449 |
+
339,"is it possible to predict the shape of a shroud which will allow
|
| 450 |
+
simulation of the nose region flow field for a sphere in hypersonic flow .",[]
|
| 451 |
+
340,"what investigations have been made of the wave system created by a
|
| 452 |
+
static pressure distribution over a liquid surface .",[]
|
| 453 |
+
347,"has anyone investigated the effect of shock generated vorticity on heat
|
| 454 |
+
transfer to a blunt body .",[]
|
| 455 |
+
348,what is the heat transfer to a blunt body in the absence of vorticity .,[]
|
| 456 |
+
349,"what are the general effects on flow fields when the reynolds number is
|
| 457 |
+
small .",[]
|
| 458 |
+
352,"find a calculation procedure applicable to all incompressible laminar
|
| 459 |
+
boundary layer flow problems having good accuracy and reasonable
|
| 460 |
+
computation time .",[]
|
| 461 |
+
353,"papers applicable to this problem (calculation procedures for laminar
|
| 462 |
+
incompressible flow with arbitrary pressure gradient) .",[]
|
| 463 |
+
355,has anyone investigated the shear buckling of stiffened plates .,[]
|
| 464 |
+
356,papers on shear buckling of unstiffened rectangular plates under shear .,[]
|
| 465 |
+
360,"in practice, how close to reality are the assumptions that the flow
|
| 466 |
+
in a hypersonic shock tube using nitrogen is non-viscous and in
|
| 467 |
+
thermodynamic equilibrium .",[]
|
| 468 |
+
365,"what design factors can be used to control lift-drag ratios at mach
|
| 469 |
+
numbers above 5 .",[]
|