1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | // |
---|
27 | // $Id: G4SIunits.hh,v 1.5 2006/09/15 08:16:10 gcosmo Exp $ |
---|
28 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
---|
29 | // |
---|
30 | // ---------------------------------------------------------------------- |
---|
31 | // |
---|
32 | // Class description: |
---|
33 | // |
---|
34 | // This file is a modified version of SystemOfUnits.h |
---|
35 | // It is provided for checking the overall 'units coherence' of the |
---|
36 | // Geant4 kernel. |
---|
37 | // ------- |
---|
38 | // Warning: if you use it, do not forget to recompile the whole Geant4 kernel |
---|
39 | // ------- |
---|
40 | // The basic units are those of the International System: |
---|
41 | // |
---|
42 | // meter |
---|
43 | // second |
---|
44 | // kilogram |
---|
45 | // ampere |
---|
46 | // degree kelvin |
---|
47 | // the amount of substance (mole) |
---|
48 | // luminous intensity (candela) |
---|
49 | // radian |
---|
50 | // steradian |
---|
51 | // |
---|
52 | // |
---|
53 | // The SI numerical value of the positron charge is defined here, |
---|
54 | // as it is needed for conversion factor : positron charge = e_SI (coulomb) |
---|
55 | // |
---|
56 | // The others physical constants are defined in the header file : |
---|
57 | // PhysicalConstants.h |
---|
58 | // |
---|
59 | |
---|
60 | // Authors: M.Maire, S.Giani |
---|
61 | // |
---|
62 | // History: |
---|
63 | // |
---|
64 | // 10.03.99 created |
---|
65 | // 01.03.01 parsec |
---|
66 | |
---|
67 | #ifndef G4UNITSTEST_HH |
---|
68 | #define G4UNITSTEST_HH |
---|
69 | |
---|
70 | // |
---|
71 | // Length [L] |
---|
72 | // |
---|
73 | static const double meter = 1.; |
---|
74 | static const double meter2 = meter*meter; |
---|
75 | static const double meter3 = meter*meter*meter; |
---|
76 | |
---|
77 | static const double millimeter = 0.001*meter; |
---|
78 | static const double millimeter2 = millimeter*millimeter; |
---|
79 | static const double millimeter3 = millimeter*millimeter*millimeter; |
---|
80 | |
---|
81 | static const double centimeter = 10.*millimeter; |
---|
82 | static const double centimeter2 = centimeter*centimeter; |
---|
83 | static const double centimeter3 = centimeter*centimeter*centimeter; |
---|
84 | |
---|
85 | static const double kilometer = 1000.*meter; |
---|
86 | static const double kilometer2 = kilometer*kilometer; |
---|
87 | static const double kilometer3 = kilometer*kilometer*kilometer; |
---|
88 | |
---|
89 | static const double parsec = 3.0856775807e+16*meter; |
---|
90 | |
---|
91 | static const double micrometer = 1.e-6 *meter; |
---|
92 | static const double nanometer = 1.e-9 *meter; |
---|
93 | static const double angstrom = 1.e-10*meter; |
---|
94 | static const double fermi = 1.e-15*meter; |
---|
95 | |
---|
96 | static const double barn = 1.e-28*meter2; |
---|
97 | static const double millibarn = 1.e-3 *barn; |
---|
98 | static const double microbarn = 1.e-6 *barn; |
---|
99 | static const double nanobarn = 1.e-9 *barn; |
---|
100 | static const double picobarn = 1.e-12*barn; |
---|
101 | |
---|
102 | // symbols |
---|
103 | static const double mm = millimeter; |
---|
104 | static const double mm2 = millimeter2; |
---|
105 | static const double mm3 = millimeter3; |
---|
106 | |
---|
107 | static const double cm = centimeter; |
---|
108 | static const double cm2 = centimeter2; |
---|
109 | static const double cm3 = centimeter3; |
---|
110 | |
---|
111 | static const double m = meter; |
---|
112 | static const double m2 = meter2; |
---|
113 | static const double m3 = meter3; |
---|
114 | |
---|
115 | static const double km = kilometer; |
---|
116 | static const double km2 = kilometer2; |
---|
117 | static const double km3 = kilometer3; |
---|
118 | |
---|
119 | static const double pc = parsec; |
---|
120 | |
---|
121 | // |
---|
122 | // Angle |
---|
123 | // |
---|
124 | static const double radian = 1.; |
---|
125 | static const double milliradian = 1.e-3*radian; |
---|
126 | static const double degree = (3.14159265358979323846/180.0)*radian; |
---|
127 | |
---|
128 | static const double steradian = 1.; |
---|
129 | |
---|
130 | // symbols |
---|
131 | static const double rad = radian; |
---|
132 | static const double mrad = milliradian; |
---|
133 | static const double sr = steradian; |
---|
134 | static const double deg = degree; |
---|
135 | |
---|
136 | // |
---|
137 | // Time [T] |
---|
138 | // |
---|
139 | static const double second = 1.; |
---|
140 | static const double nanosecond = 1.e-9 *second; |
---|
141 | static const double millisecond = 1.e-3 *second; |
---|
142 | static const double microsecond = 1.e-6 *second; |
---|
143 | static const double picosecond = 1.e-12*second; |
---|
144 | |
---|
145 | static const double hertz = 1./second; |
---|
146 | static const double kilohertz = 1.e+3*hertz; |
---|
147 | static const double megahertz = 1.e+6*hertz; |
---|
148 | |
---|
149 | // symbols |
---|
150 | static const double ns = nanosecond; |
---|
151 | static const double s = second; |
---|
152 | static const double ms = millisecond; |
---|
153 | |
---|
154 | // |
---|
155 | // Mass [E][T^2][L^-2] |
---|
156 | // |
---|
157 | static const double kilogram = 1.; |
---|
158 | static const double gram = 1.e-3*kilogram; |
---|
159 | static const double milligram = 1.e-3*gram; |
---|
160 | |
---|
161 | // symbols |
---|
162 | static const double kg = kilogram; |
---|
163 | static const double g = gram; |
---|
164 | static const double mg = milligram; |
---|
165 | |
---|
166 | // |
---|
167 | // Electric current [Q][T^-1] |
---|
168 | // |
---|
169 | static const double ampere = 1.; |
---|
170 | static const double milliampere = 1.e-3*ampere; |
---|
171 | static const double microampere = 1.e-6*ampere; |
---|
172 | static const double nanoampere = 1.e-9*ampere; |
---|
173 | |
---|
174 | // |
---|
175 | // Electric charge [Q] |
---|
176 | // |
---|
177 | static const double coulomb = ampere*second; |
---|
178 | static const double e_SI = 1.60217733e-19; // positron charge in coulomb |
---|
179 | static const double eplus = e_SI*coulomb ; // positron charge |
---|
180 | |
---|
181 | // |
---|
182 | // Energy [E] |
---|
183 | // |
---|
184 | static const double joule = kg*m*m/(s*s); |
---|
185 | |
---|
186 | static const double electronvolt = e_SI*joule; |
---|
187 | static const double kiloelectronvolt = 1.e+3*electronvolt; |
---|
188 | static const double megaelectronvolt = 1.e+6*electronvolt; |
---|
189 | static const double gigaelectronvolt = 1.e+9*electronvolt; |
---|
190 | static const double teraelectronvolt = 1.e+12*electronvolt; |
---|
191 | static const double petaelectronvolt = 1.e+15*electronvolt; |
---|
192 | |
---|
193 | // symbols |
---|
194 | static const double MeV = megaelectronvolt; |
---|
195 | static const double eV = electronvolt; |
---|
196 | static const double keV = kiloelectronvolt; |
---|
197 | static const double GeV = gigaelectronvolt; |
---|
198 | static const double TeV = teraelectronvolt; |
---|
199 | static const double PeV = petaelectronvolt; |
---|
200 | |
---|
201 | // |
---|
202 | // Power [E][T^-1] |
---|
203 | // |
---|
204 | static const double watt = joule/second; // watt = 6.24150 e+3 * MeV/ns |
---|
205 | |
---|
206 | // |
---|
207 | // Force [E][L^-1] |
---|
208 | // |
---|
209 | static const double newton = joule/meter; // newton = 6.24150 e+9 * MeV/mm |
---|
210 | |
---|
211 | // |
---|
212 | // Pressure [E][L^-3] |
---|
213 | // |
---|
214 | #define pascal hep_pascal // a trick to avoid warnings |
---|
215 | static const double hep_pascal = newton/m2; // pascal = 6.24150 e+3 * MeV/mm3 |
---|
216 | static const double bar = 100000*pascal; // bar = 6.24150 e+8 * MeV/mm3 |
---|
217 | static const double atmosphere = 101325*pascal; // atm = 6.32420 e+8 * MeV/mm3 |
---|
218 | |
---|
219 | // |
---|
220 | // Electric potential [E][Q^-1] |
---|
221 | // |
---|
222 | static const double megavolt = megaelectronvolt/eplus; |
---|
223 | static const double kilovolt = 1.e-3*megavolt; |
---|
224 | static const double volt = 1.e-6*megavolt; |
---|
225 | |
---|
226 | // |
---|
227 | // Electric resistance [E][T][Q^-2] |
---|
228 | // |
---|
229 | static const double ohm = volt/ampere; // ohm = 1.60217e-16*(MeV/eplus)/(eplus/ns) |
---|
230 | |
---|
231 | // |
---|
232 | // Electric capacitance [Q^2][E^-1] |
---|
233 | // |
---|
234 | static const double farad = coulomb/volt; // farad = 6.24150e+24 * eplus/Megavolt |
---|
235 | static const double millifarad = 1.e-3*farad; |
---|
236 | static const double microfarad = 1.e-6*farad; |
---|
237 | static const double nanofarad = 1.e-9*farad; |
---|
238 | static const double picofarad = 1.e-12*farad; |
---|
239 | |
---|
240 | // |
---|
241 | // Magnetic Flux [T][E][Q^-1] |
---|
242 | // |
---|
243 | static const double weber = volt*second; // weber = 1000*megavolt*ns |
---|
244 | |
---|
245 | // |
---|
246 | // Magnetic Field [T][E][Q^-1][L^-2] |
---|
247 | // |
---|
248 | static const double tesla = volt*second/meter2; // tesla =0.001*megavolt*ns/mm2 |
---|
249 | |
---|
250 | static const double gauss = 1.e-4*tesla; |
---|
251 | static const double kilogauss = 1.e-1*tesla; |
---|
252 | |
---|
253 | // |
---|
254 | // Inductance [T^2][E][Q^-2] |
---|
255 | // |
---|
256 | static const double henry = weber/ampere; // henry = 1.60217e-7*MeV*(ns/eplus)**2 |
---|
257 | |
---|
258 | // |
---|
259 | // Temperature |
---|
260 | // |
---|
261 | static const double kelvin = 1.; |
---|
262 | |
---|
263 | // |
---|
264 | // Amount of substance |
---|
265 | // |
---|
266 | static const double mole = 1.; |
---|
267 | |
---|
268 | // |
---|
269 | // Activity [T^-1] |
---|
270 | // |
---|
271 | static const double becquerel = 1./second ; |
---|
272 | static const double curie = 3.7e+10 * becquerel; |
---|
273 | |
---|
274 | // |
---|
275 | // Absorbed dose [L^2][T^-2] |
---|
276 | // |
---|
277 | static const double gray = joule/kilogram ; |
---|
278 | |
---|
279 | // |
---|
280 | // Luminous intensity [I] |
---|
281 | // |
---|
282 | static const double candela = 1.; |
---|
283 | |
---|
284 | // |
---|
285 | // Luminous flux [I] |
---|
286 | // |
---|
287 | static const double lumen = candela*steradian; |
---|
288 | |
---|
289 | // |
---|
290 | // Illuminance [I][L^-2] |
---|
291 | // |
---|
292 | static const double lux = lumen/meter2; |
---|
293 | |
---|
294 | // |
---|
295 | // Miscellaneous |
---|
296 | // |
---|
297 | static const double perCent = 0.01 ; |
---|
298 | static const double perThousand = 0.001; |
---|
299 | static const double perMillion = 0.000001; |
---|
300 | |
---|
301 | #endif /* G4UNITSTEST_HH */ |
---|